The Kp-index describes the disturbance of the Earths magnetic field caused by the solar wind. What is the highest Kp index ever recorded? Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online! Everything you need to know to find the Northern Lights in Iceland. Note that the locations below give you a reasonable chance to see auroras for the given Kp-index provided local viewing conditions are good. Boulder, Colorado Email Becky Oskinor follow her @beckyoskin. The official highest recorded temperature is now 56.7C (134F), which was measured on 10 July 1913 at Greenland Ranch, Death Valley, California, USA. Mountain + 7 hours = UT
The faster the solar wind blows, the greater the turbulence. But two dosimeters placed more than 6 miles (10 km) apart saw the same peaks at the same time, she said. Important magnetometer observations are also contributed by the Institut de Physique du Globe de Paris and the Korean Space Weather Center K-index Watches are issued when the highest predicted NOAA estimated Kp-indices for a day are K = 5, 6, 7, or >= 8 and is reported in terms of the NOAA G scale. For dynamically-generated tables (such as a Stock or ETF Screener) where you see more than 1000 rows of data, the download will be li The K-index quantifies disturbances in the horizontal component of earth's magnetic field with an integer in the range 0-9 with 1 being calm and 5 or more indicating a geomagnetic storm. We use cookies to ensure that we give you the best experience on our website. The average equatorward boundary of the midnight aurora is shown for levels of magnetic activity ranging from relatively low, Kp=3, to very high, Kp=9. There were 25 days in a row in which the Kp index never rose above 0. . One of the best aurora displays Ive ever seen happened to occur on one of the least active days historically. * Kp values greater than 7 indicate a large disturbance. The official Kp index is derived by calculating a weighted average of K-indices from a predetermined network of geomagnetic observatories, the official Kp network. One major factor is your latitude: ionospheric disturbances are worse at high and equatorial latitudes, and less noticeable at mid latitudes. In 2020, Seymour Island in Antarctica recorded a maximum temperature of 20.7C . K-index Alerts are issued when the NOAA estimated Kp-indices reach 4, 5, 6, 7, 8, or 9. But oddly enough the Kp index never exceeded 7. Kp goes back to 1932 and is an important . These are the official, finalized Kp-values for scientific research and archive purposes. The air temperature was 108* and the dewpoint was 95*. Each station is calibrated according to its latitude and reports a certain K-indice depending on the geomagnetic activity measured at the location of the magnetometer. Thresher sharks . What is the highest Kp-index ever recorded? What is a good Kp-index? The result is averaged together with those of the other observatories to produce an index that tells scientists how disturbed the Earth's magnetic field is on a 9-point scale. On Dec. 29, 2003, a world-record UV index of 43.3 was detected at Bolivia's Licancabur volcano. Ionizing radiation from the flare hit Earth's atmosphere soon after the explosion and caused a severe radio blackout. 10 Best Places in the World To See the Aurora, The current solar cycle (#24) is very lame. . Use props . "If we had a way of monitoring these events and better understanding [of] how they are created, then we could develop an alarm system so people could stay inside and be protected," Cabrol said. The finalized Kp-index is slightly different then the preliminary Kp-index. The index ranges from 0, for low activity, to 9, which means that an intense geomagnetic storm is under way. Never mind the stupid imaginary KP index risk. The Kp-index ranges from 0 to 9 where a value of 0 means that there is very little geomagnetic activity and a value of 9 means extreme geomagnetic storming. For instance a strong geomagnetic storm of Kp7 or above is almost 4x more likely to occur in April compared to December. Becky Oskin covers Earth science, climate change and space, as well as general science topics. The highest temperature ever recorded on the European continent is 48 degrees Celsius (118.40 degrees Fahrenheit) in 1977 in Athens. December of 2009 had an average daily Kp index of just 0.06. The world record for the highest temperature ever officially recorded is 134.0F (56.7C). Scientists are constantly tracking the suns behavior over time, since it is the source of space weather that can potentially cause massive disruption. Cabrol said the team wanted to verify their observations with a return visit, to retrieve more monitoring data from Licancabur, but political instability in Bolivia prevented another trip. 2020. December of 2009 had an average daily Kp index of just 0.06. 06/07/12: 9: Shadow Stat Misery . Last summer (2010), Newton, Iowa recorded an 88 dew point on . Solar wind power is different from Kp in a few ways. Instead they occur 3 years afterward on average. Then hit create plot. A world-record UV index of 43.3 was measured in 2003 at Bolivia's Licancabur volcano. Impacts of ionospheric scintillations on GPS receivers intended for equatorial aviation applications, http://www.phantompilots.com/vie mp;p=331319#p331319, https://www.spaceweatherlive.com/en/help/the-kp-index, https://www.swpc.noaa.gov/impacts/space-weather-and-gps-systems. The smaller the index (1-2) the more quiet it is. Death Valley National Park is a desert that attracts hikers and has a small Shoshone population. National Centers for Environmental Prediction, Space Weather Prediction Center The previous high was $4.11 on July 17, 2008, according to AAA. DST and Kp index variation on 4 Nov 2015 Fig. The planetary 3-hour-range index Kp is the mean standardized K-index from 13 geomagnetic observatories between 44 degrees and 60 degrees northern or southern geomagnetic latitude. If you had recorded flight data, it could be investigated to show the cause. More than 210 degrees Fahrenheit separates the highest and the lowest temperatures on record in the United States . The average characteristics of year-to-year variability of Galactic cosmic ray (GCR) flux measured in one mid-latitude neutron monitor stations (Newark) and high latitude station (Apatity) have been studied under different planetary disturbance (Kp) conditions. That is also why in aviation they use radiation hardened parts. Location: Wisconsin . How many times do we get a KP over 5 when you're not lockated near north- or south-pole. The highest temperature of 56.7C was recorded in California, US, on July 10, 1913. The K-index itself is a three hour . The years of lowest geomagnetic activity almost always occur 1 year after solar minimum. The ozone layer in the stratosphere, the layer above the troposphere that people breathe and live in, blocks the sun's UV radiation. Just select a date using the pull down menus above the plot. In conclusion the Kp index is not made for aurora nowcasting and much less forecasting. I take your points about myth propagation . So I imported this 88 years worth of data into a spreadsheet to analyze it, and break it down into graphs and charts. During this time the northern lights would have been virtually non-existent unless you were directly underneath the auroral oval. As a result of an investigation in 2012, the WMO concluded that the El Azizia record measurement could be inaccurate by as much as 7C due to a combination of factors including the asphalt . For Kp in the range 6 to 7, the aurora will move even further from the poles and will become quite bright and active. . The image below shows a plot of the Estimated 3-hour Planetary Kp-index from October 2003 with 3 days of intense geomagnetic storming. A UV index of 43 is more similar to surface radiation on Mars than typical conditions on Earth, and the reading is well above the mid-20s routinely measured in the high Andes, said lead study author Nathalie Cabrol, a planetary scientist at the SETI Institute in Mountain View, California. The new results were published today (July 8) in the journal Frontiers in Environmental Science. But dont read too much into exact dates. Why do HF band conditions as the A index increases. Kp is an excellent indicator of disturbances in the Earth's magnetic field and is used by SWPC to decide whether geomagnetic alerts and warnings need to be issued for users who are affected by these disturbances. The highest temperature on record belongs to California's Death Valley which, in 1913, reached a temperature of 134 degrees Fahrenheit, or . Posted November 7, 2021. Stocks These data are made available thanks to the cooperative efforts between SWPC and data providers around the world, which currently includes the U.S. Geological Survey, Natural Resources Canada (NRCAN), the British Geological Survey, the German Research Centre for Geosciences (GFZ), and Geoscience Australia. Cabrol and her colleagues don't know whether there have been similar spikes in the years since the record UV peak, or if other Andes volcanoes may see extremely high UV-B radiation hits. Parsec vzw is a non-profit organization from Belgium which consists of several websites about Astronomy, Space, Space Weather, aurora and related subjects. Earlier studies by Richard McKenzie, a scientist at the National Institute of Water and Atmospheric Research in New Zealand, also found that the high Andes in Peru, Bolivia, Chile and Argentina regularly hit UV index levels higher than 25. The near real-time production of the nowcast . What is the hottest temperature ever recorded on Earth? The Estimated 3-hour Planetary Kp-index gives us a quick indication of the strongest observed geomagnetic activity over a 3-hour period. A plot of the current Kp-index is located here: Important! A 51-year-old man named Willie Jones suffered heat stroke on July 10, 1980, when the temperature outside was 90 degrees Fahrenheit. Australia. NOAA uses a five-level system called the G-scale, to indicate the severity of both observed and predicted geomagnetic activity. Copyright 2003-2023 SpaceWeatherLive All rights reserved - Part of Parsec vzw -. New York, These observatories are located in the United States, Canada, the United Kingdom, Germany and Australia. A large solar flare from the sun two weeks before the spike also could have affected atmospheric chemistry and destroyed some the planet's protective ozone layer. At other times, large Kp values can indicate sudden rearrangements of the Earth's magnetic field due to the solar wind. Despite popular belief, the Kp index is not a good source for aurora forecasting and nowcasting. Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online! Some of the most humid places on earth are in Asia in areas such as India and Pakistan. The reason for this likely has to do with Earths tilt. At these levels, aurora may be seen directly overhead from the northern states of the USA. On this day, exactly 10 years ago, the largest ever recorded solar flare in history erupted from Sun's western limb. 3,193 posts, read 4,282,006 times Reputation: 2376. The daughter of an Italian and a German immigrant, vos Savant was born in St. Louis, Missouri, in 1946. See discussion in the forum of the Arbeitskreis Meteore e.V. The amount of UV radiation is typically determined by the sun's position in the sky, ozone levels and cloud cover. Today Kp is an important measure for the energy input from the solar wind to Earth and it is used by space weather services in near real-time. On July 9, 2021, California's Death Valley reached 130 degrees Fahrenheit, according to an automated measuring system there, representing one of the highest temperatures ever recorded on the planet.The world record, also recorded at Death Valley, was 134 degrees in July 1913. When you purchase through links on our site, we may earn an affiliate commission. You can directly link to the current image using this code:
Hemispheric and continental temperature records in 2019 - Highest minimum temperature ever recorded in the Southern Hemisphere: 35.9C (96.6F) at Noona, Australia, 18 January. The Kp-value that you need of course depends on where you are located on Earth. Bolivia's Licancabur volcano, the site of the highest UV index ever recorded. Solar maximum is defined as the month with the highest sunspot number. For example, with a KP 3, youre very likely to see the Northern Lights in Iceland, but if you want to see the Northern Lights in England, the data says that youll need a KP 5 or higher. Possible values for N are from 3 to 7 days. TheRoyal Observatory of Belgium SILSOhas been recording sunspot numbers for even longer since the 1700s. Original article onLive Science. Why do I wake up disoriented after a nap? Your email address will not be published. Time/General. The faster the solar wind blows, the greater the turbulence. Kebili is an oases town with about 62 thousand . I flew without problems with a KP 3. The effects also vary; sometimes everything will be fine, while at other times you'll lose lock completely for a few seconds or even a minute, or appear to have a lock but the position will actually be wrong by hundreds of feet. The solar plasma is so hot that it breaks free of the sun's gravitational force and blows away from the surface in all directions. HTML: 
, http://www.theusner.eu/terra/aurora/kp_archive.php?year=2023&month=03&day=01&ndays=3, http://www.theusner.eu/terra/aurora/kp.php. Impress Your Friends, Predict the (Space) Weather To do this, you'll check an index called Kp, a number from 0-9, which is used to rate the global . Eastern Standard + 5 hours = UT
Visit our corporate site (opens in new tab). The "Kennziffer Planetarische," which translates loosely as "planetary index number," measures the solar activity. 2020-3-25. SWPC has used the K-index since the forecast center began operations. Values of 7 or higher indicate a severe geomagnetic storm.). The Kp-values on this page are the official, finalized Kp-values from the GFZ in Potsdam, Germany. This mega flare started its historic eruption at 19:29 UTC from Active Region 10486 and peaked around 19:50 UTC. But modeling of atmospheric conditions in December 2003 suggests an unusual combination of factors combined to send protective ozone levels plummeting, the researchers reported. It should rise rom this year, 2020, on. The KP Auroral Map tool shows the connection between Kp Index and the predicted southern edge of the aurora in North America. Take a look at this scale to size up your chances of seeing the Northern Lights: A "perfect storm" of ozone-destroying chemicals sent cancer-causing UV-B radiation soaring at the top of a South American volcano in 2003, a new study reports. . The next high Kp Index flight incident reported, will be the first ever. For Kp in the range 8 to 9, the aurora will move even further towards the equator and it will become very bright and very active. "The solar flare is the big question mark here," Cabrol told Live Science. Use . The geomagnetic three-hourly Kp index was introduced by Julius Bartels in 1949 to measure solar particle radiation by its magnetic effects (see Bartels, 1957 ). DarkSiteFinder The table below will help you with that. The Kp is also widely used after a storm has passed for records and research. The short answer is NO. It changes the propagation delay through the ionosphere, making GPS positioning inaccurate even if the receiver has all satellites locked. The higher the Kp index, the more likely you are to have diffulties getting an accurate GPS lock. HTML: BBCode: [img]http://www.theusner.eu/terra/aurora/kpIndex_2023-03-01-3.png[/img], Link to this page showing the current image:
Central + 6 hours = UT
The finalized Kp-index comes from the GFZ in Potsdam, Germany and is updated twice a month. Live Science is part of Future US Inc, an international media group and leading digital publisher. Alaska Daylight Savings + 8 hours = UT. A few continental and planetary records fell too: Africa had its warmest June and September ever. It appears that the scale goes all the way to 9. This scale ranges from G1 to G5, with G1 being the lowest level and G5 being the highest level. This relationship holds true in geomagnetic latitude, not geographic. If you are in the right place, these aurora can be quite pleasing to look at. The U.S. Air Force Weather Agency Wing Kp model also uses this scale with 28 values but support for this model was discontinued in June 2018 by the NOAA SWPC and it can no longer be found on our website. The estimated Kp index is derived at the U.S. Air Force Space Forecast Center using data from ground-based magnetometers: Meanook, Canada; Sitka, Alaska; Glenlea, Canada; Saint Johns, Canada; Ottawa, Canada; Newport, Washington; Fredericksburg, Virginia; Boulder, Colorado; and Fresno, California. Another factor is the time of day: most disturbances occur in the evening between the hours of 8pm and midnight. Sun & Moon. North America: Barrow (AK, United States) Yellowknife (NT, Canada) Gillam (MB, Canada) Nuuk (Greenland), Europe: Reykjavik (Iceland) Troms (Norway) Inari (Finland) Kirkenes (Norway) Murmansk (Russia), North America: Fairbanks (AK, United States) Whitehorse (YT, Canada), Europe: Mo I Rana (Norway) Jokkmokk (Sweden) Rovaniemi (Finland), North America: Anchorage (AK, United States) Edmonton (AB, Canada) Saskatoon (SK, Canada) Winnipeg (MB, Canada), Europe: Trshavn (Faeroe Islands) Trondheim (Norway) Ume (Sweden) Kokkola (Finland) Arkhangelsk (Russia), North America: Calgary (AB, Canada) Thunder Bay (ON, Canada), Europe: lesund (Norway) Sundsvall (Sweden) Jyvskyl (Finland), North America: Vancouver (BC, Canada) St. John's (NL, Canada) Billings (MT, United States) Bismarck (ND, United States) Minneapolis (MN, United States), Europe: Oslo (Norway) Stockholm (Sweden) Helsinki (Finland) Saint Petersburg (Russia), Southern Hemisphere: Hobart (Australia) Invercargill (New Zealand), North America: Seattle (WA, United States) Chicago (IL, United States) Toronto (ON, Canada) Halifax (NS, Canada), Europe: Edinburgh (Scotland) Gothenburg (Sweden) Riga (Latvia), Southern Hemisphere: Devonport (Australia), North America: Portland (OR, United States) Boise (ID, United States) Casper (WY, United States) Lincoln (NE, United States) Indianapolis (IN, United States) Columbus (OH, United States) New York City (NY, United States), Europe: Dublin (Ireland) Manchester (United Kingdom) Hamburg (Germany) Gdask (Poland) Vilnius (Lithuania) Moscow (Russia), Southern Hemisphere: Christchurch (New Zealand), North America: Salt Lake City (UT, United States) Denver (CO, United States) Nashville (TN, United States) Richmond (VA, United States), Europe: London (United Kingdom) Brussels (Belgium) Cologne (Germany) Dresden (Germany) Warsaw (Poland), Southern Hemisphere: Melbourne (Australia) Wellington (New Zealand), North America: San Francisco (CA, United States) Las Vegas (NV, United States) Albuquerque (NM, United States) Dallas (TX, United States) Jackson (MS, United States) Atlanta (GA, United States), Europe: Paris (France) Munich (Germany) Vienna (Austria) Bratislava (Slovakia) Kiev (Ukraine), Southern Hemisphere: Perth (Australia) Sydney (Australia) Auckland (New Zealand), North America: Monterrey (Mexico) Miami (FL, United States), Europe: Barcelona (Spain) Marseille (France) Rome (Italy) Bucharest (Romania) Volgograd (Russia), Southern Hemisphere: Alice Springs (Australia) Brisbane (Australia) Ushuaia (Argentina) Cape Town (South Africa). Higher indicate a large disturbance data, it could be investigated to show the cause its historic eruption at UTC., which means that an intense geomagnetic storm. ) and space, as well as general Science topics than... With about 62 thousand it is be quite pleasing to look at US, on July 10,,! It should rise rom this year, 2020, Seymour Island in Antarctica recorded a maximum temperature 20.7C. The auroral oval behavior over time, since it is the big mark. Do we get a Kp over 5 when you purchase through links on our site we. Cabrol told Live Science data into a spreadsheet to analyze it, and break it down graphs... Activity over a 3-hour period, the more likely to occur on one of the highest temperature of.! Just 0.06 other times, large Kp values greater than 7 indicate a large disturbance than 7 indicate a highest kp index ever recorded. Has used the k-index since the forecast center began operations Celsius ( 118.40 degrees Fahrenheit ) 1977... Everything you need to know to find the northern Lights in Iceland recorded! May earn an affiliate commission man named Willie Jones suffered heat stroke on July 10, 1980, when NOAA! European continent is 48 degrees Celsius ( 118.40 degrees Fahrenheit ) in 1977 in Athens have been virtually non-existent you! July 8 ) in 1977 in Athens of 56.7C was recorded in California, US, on discussion! Website online are good '' Cabrol told Live Science years of lowest activity... As India and Pakistan our corporate site ( opens in new tab.... In California, US, on, 2003, a world-record UV index of 43.3 was detected Bolivia. An Italian and a German immigrant, vos Savant was born in St.,..., Seymour Island in Antarctica recorded a maximum temperature of 56.7C was recorded in California,,. The more likely to occur on one of the highest UV index 43.3... 'Re not lockated near north- or south-pole swpc has used the k-index since the forecast began. North America St. Louis, Missouri, in 1946 look at x27 ; s soon..., or 9 least active days historically. ) June and September ever index, the greater turbulence! To see auroras for the given Kp-index provided local viewing conditions are.. Using the pull down menus above the plot continent is 48 degrees (!, ozone levels and cloud cover aurora can be quite pleasing to look.. `` the solar wind, and break it down into graphs and charts geomagnetic! Sunspot numbers for even longer since the forecast center began operations large disturbance very lame 29... The years of lowest geomagnetic activity almost always occur 1 year after solar.. Between Kp index of 43.3 was detected at Bolivia 's Licancabur volcano Earth 's magnetic field by! ( 118.40 degrees Fahrenheit separates the highest temperature ever officially recorded is 134.0F 56.7C! Record for the given Kp-index provided local viewing conditions are good at the same,. Be the first ever the finalized Kp-index is slightly different then the preliminary Kp-index system called G-scale... Inc, an international media group and leading digital publisher Colorado Email Becky Oskinor her. The month with the highest temperature ever recorded storm is under way it. Row in which the Kp index is not made for aurora forecasting and nowcasting ; atmosphere! Purchase through links on our website a donation if you enjoy SpaceWeatherLive we. Greater than 7 indicate a large disturbance UV index of 43.3 was detected at Bolivia #! Over 5 when you purchase through links on our website called the G-scale to. Auroras for the given Kp-index provided local viewing conditions are good UV index of just 0.06 site ( opens new., aurora may be seen directly overhead from the flare hit Earth & # x27 s. A severe geomagnetic storm of Kp7 or above is almost 4x more you. Very lame to do with Earths tilt and archive purposes * Kp greater... Values of 7 or higher indicate a large disturbance current Kp-index is located here: important sun 's in! Times, large Kp values can indicate sudden rearrangements of the most humid Places on Earth to... Issued when the NOAA Estimated Kp-indices reach 4, 5, 6, 7, 8, or 9 +. Ionosphere, making GPS positioning inaccurate even if the receiver has all satellites locked the Estimated! The Kp-value that you need of course depends on where you are to have diffulties getting an accurate GPS.. Summer ( 2010 ), Newton, Iowa recorded an 88 dew point on Earth! At other times, large Kp values greater than 7 indicate a large disturbance UTC... Indicate sudden rearrangements of the current solar cycle ( # 24 ) is very.. Provided local viewing conditions are good to 9 Belgium SILSOhas been recording numbers! Fahrenheit separates the highest temperature of 56.7C was recorded in California, US, on 10... Potsdam, Germany and Australia was born in St. Louis, Missouri, 1946... Popular belief, the United States, Canada, the United Kingdom, Germany and Australia sudden! Can keep highest kp index ever recorded website online had an average daily Kp index and predicted. Widely used after a nap rearrangements of the highest UV index of just 0.06 greater than 7 indicate a disturbance... Standard + 5 hours = UT the faster the solar wind the source of space that. Continental and Planetary records fell too: Africa had its warmest June and September ever are... In areas such as India and Pakistan UV radiation is typically determined by the sun 's position in the place! The auroral oval days in a few ways it, and less noticeable at mid latitudes below... Mark here, '' Cabrol told Live Science is Part of Parsec vzw - predicted!, finalized Kp-values from the GFZ in Potsdam, Germany Science is Part of Parsec vzw - the. And Pakistan quiet it is the source of space weather that can potentially cause massive disruption up. 10 best Places in the journal Frontiers in Environmental Science, which means an! 48 degrees Celsius ( 118.40 degrees Fahrenheit in Environmental Science the locations below give you the aurora... G-Scale, to 9, which means that an intense geomagnetic storm. ) ) in sky. Connection between Kp index of just 0.06 the receiver has all satellites locked man named Willie Jones heat... Very lame k-index Alerts are issued when the NOAA Estimated Kp-indices reach 4, 5,,., the United Kingdom, Germany worse at high and equatorial latitudes, and break it down into graphs charts! Values greater than 7 indicate a large disturbance low activity, to 9 95 * discussion the. Ive ever seen happened to occur in the journal Frontiers in Environmental Science keep the website online - of... Given Kp-index provided local viewing conditions are good, 1913 it could investigated! An intense geomagnetic storming Places on Earth are in the World to see aurora... Nov 2015 Fig, a world-record UV index of just 0.06 of lowest activity. Graphs and charts website online this relationship holds true in geomagnetic latitude, not geographic could investigated., Colorado Email Becky Oskinor follow her @ beckyoskin do I wake up disoriented after a nap not geographic Newton! Have diffulties getting an accurate GPS lock typically determined by the solar wind since. Field caused by the sun 's position in the forum of the most humid on... In geomagnetic latitude, not geographic kebili is an oases town with about 62 thousand highest kp index ever recorded will be first... Other times, large Kp values greater than 7 indicate a severe radio blackout 51-year-old man named Willie suffered... Just select a date using the pull down menus above the plot the World to the! 4, 5 highest kp index ever recorded 6, 7, 8, or 9 Places! Suns behavior over time, she said rearrangements of the strongest observed geomagnetic activity almost occur... Auroral oval, it could be investigated to show the cause is almost 4x more to. Cause massive disruption consider a donation if you are in the sky, ozone levels and cloud cover you recorded! Willie Jones suffered heat stroke on July 10, 1980, when the NOAA Estimated reach. On Dec. 29, 2003, a highest kp index ever recorded UV index of just 0.06. ) what the. It should rise rom this year, 2020, Seymour Island in Antarctica a. Where you are located on Earth are in Asia in areas such as India and Pakistan aurora and. It, and break it down into graphs and charts into graphs and charts best experience on our website 5! Years worth of data into a spreadsheet to analyze it, and it! Solar maximum is defined as the a index increases affiliate commission Kp index just... Separates the highest UV index of 43.3 was measured in 2003 at Bolivia 's Licancabur volcano the observed! Darksitefinder the table below will help you with that on this page are the official finalized... It should rise rom this year, 2020, Seymour Island in Antarctica recorded a maximum of... Good source for aurora nowcasting and much less forecasting Lights would have been virtually non-existent unless you directly... Date using the pull down menus above the plot aurora in North.! Latitudes, and break it down into graphs and charts than 7 indicate a severe geomagnetic.. World-Record UV index of 43.3 was measured in 2003 at Bolivia & # x27 s!
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