Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #20-20 2020 May 17 at 9:27 p.m. MDT (2020 May 18 0327 UTC) **** SPACE WEATHER OUTLOOK **** Summary For May 11-17 No space weather storms were observed. Outlook For May 18-24 No space weather storms are expected. Data used to provide space weather services are contributed by NOAA, USAF, NASA, NSF, USGS, the International Space Environment Services and other observa ...Continue Reading

:Product: Solar Region Summary :Issued: 2020 May 18 0030 UTC # Prepared jointly by the U.S. Dept. of Commerce, NOAA, # Space Weather Prediction Center and the U.S. Air Force. # Joint USAF/NOAA Solar Region Summary SRS Number 139 Issued at 0030Z on 18 May 2020 Report compiled from data received at SWO on 17 May I. Regions with Sunspots. Locations Valid at 17/2400Z Nmbr Location Lo Area Z LL NN Mag Type None IA. H-alpha Plages without Spots. Locations Valid at 17/2400Z May Nmbr Location Lo None ...Continue Reading

:Product: Solar Region Summary :Issued: 2020 May 17 0030 UTC # Prepared jointly by the U.S. Dept. of Commerce, NOAA, # Space Weather Prediction Center and the U.S. Air Force. # Joint USAF/NOAA Solar Region Summary SRS Number 138 Issued at 0030Z on 17 May 2020 Report compiled from data received at SWO on 16 May I. Regions with Sunspots. Locations Valid at 16/2400Z Nmbr Location Lo Area Z LL NN Mag Type None IA. H-alpha Plages without Spots. Locations Valid at 16/2400Z May Nmbr Location Lo None ...Continue Reading

:Product: Solar Region Summary :Issued: 2020 May 16 0030 UTC # Prepared jointly by the U.S. Dept. of Commerce, NOAA, # Space Weather Prediction Center and the U.S. Air Force. # Joint USAF/NOAA Solar Region Summary SRS Number 137 Issued at 0030Z on 16 May 2020 Report compiled from data received at SWO on 15 May I. Regions with Sunspots. Locations Valid at 15/2400Z Nmbr Location Lo Area Z LL NN Mag Type None IA. H-alpha Plages without Spots. Locations Valid at 15/2400Z May Nmbr Location Lo None ...Continue Reading

Space Weather News for May 15, 2020 https://spaceweather.com https://www.spaceweatheralerts.com BIG SPRITES AND COLORFUL AIRGLOW: This week, a colorful "bullseye" formed at the edge of space above a towering thunderstorm in west Texas. An astronomer at the McDonald Observatory captured the display, which also featured a ferocious outburst of sprites. Visit today's edition of Spaceweather.com for a must-see movie and explanations. Aurora alerts: Sign up for Space Weather Alerts and r ...Continue Reading

:Product: Solar Region Summary :Issued: 2020 May 15 0030 UTC # Prepared jointly by the U.S. Dept. of Commerce, NOAA, # Space Weather Prediction Center and the U.S. Air Force. # Joint USAF/NOAA Solar Region Summary SRS Number 136 Issued at 0030Z on 15 May 2020 Report compiled from data received at SWO on 14 May I. Regions with Sunspots. Locations Valid at 14/2400Z Nmbr Location Lo Area Z LL NN Mag Type None IA. H-alpha Plages without Spots. Locations Valid at 14/2400Z May Nmbr Location Lo None ...Continue Reading

The following sections have been updated in the past 1 day. ------------------------------------------------------------------------ -- SEVERE STORMS (1 updated event, 1 new image) -- 2020 WESTERN PACIFIC TYPHOON SEASON The Western Pacific sees more tropical storms and typhoons each year than any other ocean basin. * Vongfong Makes Landfall in the Philippines (Image from May 14, 2020; Posted May 14, 2020) https://earthobservatory.nasa.gov/images/146719/vongfong-makes-landfall-in-the-philippines/?src=nha ------ ...Continue Reading

:Product: Solar Region Summary :Issued: 2020 May 14 0030 UTC # Prepared jointly by the U.S. Dept. of Commerce, NOAA, # Space Weather Prediction Center and the U.S. Air Force. # Joint USAF/NOAA Solar Region Summary SRS Number 135 Issued at 0030Z on 14 May 2020 Report compiled from data received at SWO on 13 May I. Regions with Sunspots. Locations Valid at 13/2400Z Nmbr Location Lo Area Z LL NN Mag Type None IA. H-alpha Plages without Spots. Locations Valid at 13/2400Z May Nmbr Location Lo None ...Continue Reading

Space Weather News for May 13, 2020 https://spaceweather.com https://www.spaceweatheralerts.com THE GREAT GEOMAGNETIC STORM OF MAY 1921: 99 years ago this week, the biggest solar storm of the 20th century struck Earth. It set fire to buildings, burnt out telephone lines, and sparked auroras as far south as Tonga and Samoa. New research suggests that the Great Geomagnetic Storm of May 1921 may have been even stronger than previously thought. Get the full story at Spaceweather.com. Aurora aler ...Continue Reading

:Product: Solar Region Summary :Issued: 2020 May 13 0030 UTC # Prepared jointly by the U.S. Dept. of Commerce, NOAA, # Space Weather Prediction Center and the U.S. Air Force. # Joint USAF/NOAA Solar Region Summary SRS Number 134 Issued at 0030Z on 13 May 2020 Report compiled from data received at SWO on 12 May I. Regions with Sunspots. Locations Valid at 12/2400Z Nmbr Location Lo Area Z LL NN Mag Type None IA. H-alpha Plages without Spots. Locations Valid at 12/2400Z May Nmbr Location Lo None ...Continue Reading