Space Weather Message Code: ALTEF3 Serial Number: 3730 Issue Time: 2026 Aug 27 0934 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1,000pfu Continuation of Serial Number: 3729 Begin Time: 2026 Aug 21 1105 UTC Yesterday Maximum 2MeV Flux: 1049 pfu Max time: 2026 Aug 27 0925 UTCThank you for using the Product Subscription Service. If you would like to remove a product subscription or update the personal information in your account, go to the Product Subscription Site. Please do no ...Continue Reading

:Product: Solar Region Summary :Issued: 2026 Aug 27 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 239 Issued at 0030Z on 27 Aug 2026 Report compiled from data received at SWO on 26 Aug I. Regions with Sunspots. Locations Valid at 26/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4513 N04W17 054 0190 Dac 10 14 Beta-Gamma 4515 S07W04 041 0020 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3729 Issue Time: 2026 Aug 26 0813 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1,000pfu Continuation of Serial Number: 3728 Begin Time: 2026 Aug 21 1105 UTC Yesterday Maximum 2MeV Flux: 1039 pfu Max time: 2026 Aug 26 0805 UTCThank you for using the Product Subscription Service. If you would like to remove a product subscription or update the personal information in your account, go to the Product Subscription Site. Please do no ...Continue Reading

:Product: Solar Region Summary :Issued: 2026 Aug 26 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 238 Issued at 0030Z on 26 Aug 2026 Report compiled from data received at SWO on 25 Aug I. Regions with Sunspots. Locations Valid at 25/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4513 N04W04 054 0310 Ekc 13 21 Beta-Gamma-Delta 4515 S07E09 041 ...Continue Reading

Discover the latest from NASA Earth Science   August 25, 2026 Weekly News   Latest Images of the Day View the Image of the Day archive Michigan’s Les Cheneaux Islands These glacial landforms jut into northern Lake Huron, surrounded by sheltered channels and coves frequented by fish and small watercraft. What Lake Bonneville Left Behind The drying of the massive lake exposed playas that became the setting for feats of engineering and t ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3728 Issue Time: 2026 Aug 25 0718 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1,000pfu Continuation of Serial Number: 3727 Begin Time: 2026 Aug 21 1105 UTC Yesterday Maximum 2MeV Flux: 1030 pfu Max time: 2026 Aug 25 0710 UTCThank you for using the Product Subscription Service. If you would like to remove a product subscription or update the personal information in your account, go to the Product Subscription Site. Please do no ...Continue Reading

:Product: Solar Region Summary :Issued: 2026 Aug 25 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 237 Issued at 0030Z on 25 Aug 2026 Report compiled from data received at SWO on 24 Aug I. Regions with Sunspots. Locations Valid at 24/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4513 N04E10 053 0280 Ekc 14 26 Beta-Gamma-Delta 4515 S08E23 040 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3727 Issue Time: 2026 Aug 24 1036 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1,000pfu Continuation of Serial Number: 3726 Begin Time: 2026 Aug 21 1105 UTC Yesterday Maximum 2MeV Flux: 1026 pfu Max time: 2026 Aug 24 1030 UTCThank you for using the Product Subscription Service. If you would like to remove a product subscription or update the personal information in your account, go to the Product Subscription Site. Please do no ...Continue Reading

Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #26-33 2026 August 23 at 8:32 p.m. MDT (2026 August 24 0232 UTC) **** SPACE WEATHER OUTLOOK **** Summary For August 17-23 G1-Minor geomagnetic storms were observed on 18-19 Aug due to the flanking influence from a CME that left the Sun on 14 Aug, combined with the onset of a CIR ahead of a negative polarity CH HSS R1-R2 (Minor-Moderate) radio blackouts were ob ...Continue Reading

:Product: Solar Region Summary :Issued: 2026 Aug 24 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 236 Issued at 0030Z on 24 Aug 2026 Report compiled from data received at SWO on 23 Aug I. Regions with Sunspots. Locations Valid at 23/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4513 N04E25 050 0260 Ekc 12 24 Beta-Gamma 4515 S07E36 039 0030 ...Continue Reading