:Product: Solar Region Summary :Issued: 2026 Feb 04 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 35 Issued at 0030Z on 04 Feb 2026 Report compiled from data received at SWO on 03 Feb I. Regions with Sunspots. Locations Valid at 03/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4358 N16W30 241 0030 Cro 04 05 Beta 4362 S16E06 206 0040 Cao 05 ...Continue Reading

Discover the latest from NASA Earth Science   February 3, 2026 Weekly News   Latest Images of the Day View the Image of the Day archive Cracking Antarctic Sea Ice Icebreakers play a critical role in delivering supplies to America's largest research base in Antarctica. Seasons Change in Southwest Virginia From autumn color to a winter-white finish, forested areas around Blacksburg trade foliage for snow over the span of two months. ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3619 Issue Time: 2026 Feb 03 0459 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3618 Begin Time: 2026 Jan 21 0950 UTC Yesterday Maximum 2MeV Flux: 7292 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: 2026 Feb 03 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 34 Issued at 0030Z on 03 Feb 2026 Report compiled from data received at SWO on 02 Feb I. Regions with Sunspots. Locations Valid at 02/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4362 S17E18 207 0040 Hsx 02 01 Alpha 4366 N14E21 204 0730 Ekc 1 ...Continue Reading

Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #26-5 2026 February 2 at 2:37 a.m. MST (2026 February 2 0937 UTC) **** SPACE WEATHER OUTLOOK **** Summary For January 26-February 1 R1-R3 (Minor-Strong) radio blackouts occurred on 01 Feb due to flaring activity associated with sunspot Region 4366. G1 (Minor) geomagnetic storm levels were reached on 28 Jan due to coronal hole high speed stream activity. Outloo ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3618 Issue Time: 2026 Feb 02 0500 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3617 Begin Time: 2026 Jan 21 0950 UTC Yesterday Maximum 2MeV Flux: 10157 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 upda ...Continue Reading

:Product: Solar Region Summary :Issued: 2026 Feb 02 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 33 Issued at 0030Z on 02 Feb 2026 Report compiled from data received at SWO on 01 Feb I. Regions with Sunspots. Locations Valid at 01/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4357 S13W80 318 0010 Axx 01 01 Alpha 4359 N22W23 261 0010 Axx 0 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3617 Issue Time: 2026 Feb 01 0459 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3616 Begin Time: 2026 Jan 21 0950 UTC Yesterday Maximum 2MeV Flux: 11100 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 upda ...Continue Reading

:Product: Solar Region Summary :Issued: 2026 Feb 01 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 32 Issued at 0030Z on 01 Feb 2026 Report compiled from data received at SWO on 31 Jan I. Regions with Sunspots. Locations Valid at 31/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4349 S14W86 337 0040 Cso 06 04 Beta 4357 S14W60 311 0020 Cao 08 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3616 Issue Time: 2026 Jan 31 0503 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3615 Begin Time: 2026 Jan 21 0950 UTC Yesterday Maximum 2MeV Flux: 9214 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