:Product: Solar Region Summary :Issued: 2025 May 22 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 142 Issued at 0030Z on 22 May 2025 Report compiled from data received at SWO on 21 May I. Regions with Sunspots. Locations Valid at 21/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4087 N13W42 059 0120 Hsx 06 02 Alpha 4090 S12W04 021 0030 Hax ...Continue Reading

May 21, 2025 Natural Events Latest Images From the Past Dayview archive of natural events A Tornado Scars Southern Illinois Severe weather swept across the U.S. Midwest and Mid-Atlantic in May 2025, spawning destructive twisters in several states. (May 20, 2025) NASA | 8800 Greenbelt Rd., Greenbelt, MD 20771 Unsubscribe {recipient's email} ...Continue Reading

:Product: Solar Region Summary :Issued: 2025 May 21 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 141 Issued at 0030Z on 21 May 2025 Report compiled from data received at SWO on 20 May I. Regions with Sunspots. Locations Valid at 20/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4087 N16W27 058 0160 Eso 11 04 Beta-Delta 4089 N18E01 029 0010 ...Continue Reading

May 20, 2025 Weekly News Latest Images of the Dayview the archive A Tornado Scars Southern Illinois Severe weather swept across the U.S. Midwest and Mid-Atlantic in May 2025, spawning destructive twisters in several states. Celebrating a Long Career With Roots on Long Island NASA's Jack Kaye enabled decades of Earth scientists, including those who are unveiling the atmospheric t ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3467 Issue Time: 2025 May 20 1427 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3466 Begin Time: 2025 May 18 1705 UTC Yesterday Maximum 2MeV Flux: 1870 pfu Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.Thank you for using the Product Subscription Service. If you would like to remove a product subscription or updat ...Continue Reading

:Product: Solar Region Summary :Issued: 2025 May 20 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 140 Issued at 0030Z on 20 May 2025 Report compiled from data received at SWO on 19 May I. Regions with Sunspots. Locations Valid at 19/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4087 N16W14 058 0210 Dso 09 03 Beta-Delta 4089 N18E16 028 0020 ...Continue Reading

May 19, 2025 Natural Events Latest Images From the Past 7 Daysview archive of natural events Fires Erupt in North American Forests Record heat and dry conditions helped stoke several large blazes in Manitoba, Ontario, and Minnesota. (May 14, 2025) A Smoky Start to Saskatchewan's Fire Season Still early in the fire season, satellites in mid-May obser ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3466 Issue Time: 2025 May 19 1801 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3465 Begin Time: 2025 May 18 1705 UTC Yesterday Maximum 2MeV Flux: 1870 pfu Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.Thank you for using the Product Subscription Service. If you would like to remove a product subscription or updat ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3465 Issue Time: 2025 May 19 1013 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3464 Begin Time: 2025 May 18 1705 UTC Yesterday Maximum 2MeV Flux: 1155 pfu Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.Thank you for using the Product Subscription Service. If you would like to remove a product subscription or updat ...Continue Reading

Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #25-16 2025 May 18 at 8:21 p.m. MDT (2025 May 19 0221 UTC) **** SPACE WEATHER OUTLOOK **** Summary For May 12-18 R3 (Strong) radio blackouts were observed on 13 May due to activity from Region 4086. R1-R3 (Minor-Strong) radio blackouts were observed on 14 May due to activity from Region 4087. R1 (Minor) radio blackouts were observed on 15 May due to activity f ...Continue Reading