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

:Product: Solar Region Summary :Issued: 2026 Jan 31 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 31 Issued at 0030Z on 31 Jan 2026 Report compiled from data received at SWO on 30 Jan I. Regions with Sunspots. Locations Valid at 30/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4349 S14W73 337 0130 Cso 03 04 Beta 4357 S13W47 311 0020 Cao 08 ...Continue Reading

Cold and snow in U.S.; Flooding in Mozambique   January 30, 2026 Natural Events   This Week's Natural Event Images View the natural events archive Extreme January Cold Following a significant winter storm, frigid temperatures lingered in late January 2026 across a vast swath of the U.S. Snow Buries the U.S. Interior and East Satellites observed a frozen landscape across much of the country after a massive winter storm. ...Continue Reading

Extreme January Cold   January 30, 2026 Natural Events   Latest Natural Event Images View the natural events archive Extreme January Cold Following a significant winter storm, frigid temperatures lingered in late January 2026 across a vast swath of the U.S.     NASA Earth Observatory Where every day is Earth day Visit science.nasa.gov/earth/earth-observatory Follow NASAEarth       ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3615 Issue Time: 2026 Jan 30 0459 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3614 Begin Time: 2026 Jan 21 0950 UTC Yesterday Maximum 2MeV Flux: 8017 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 Jan 30 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 30 Issued at 0030Z on 30 Jan 2026 Report compiled from data received at SWO on 29 Jan I. Regions with Sunspots. Locations Valid at 29/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4349 S14W60 337 0130 Hax 03 03 Alpha 4351 S04W87 004 0020 Cro 0 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3614 Issue Time: 2026 Jan 29 0459 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3613 Begin Time: 2026 Jan 21 0950 UTC Yesterday Maximum 2MeV Flux: 10382 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 Jan 29 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 29 Issued at 0030Z on 29 Jan 2026 Report compiled from data received at SWO on 28 Jan I. Regions with Sunspots. Locations Valid at 28/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4347 N11W86 016 0050 Hsx 03 02 Alpha 4349 S14W46 336 0120 Hsx 0 ...Continue Reading