:Product: Solar Region Summary :Issued: 2025 Oct 05 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 278 Issued at 0030Z on 05 Oct 2025 Report compiled from data received at SWO on 04 Oct I. Regions with Sunspots. Locations Valid at 04/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4230 S10W93 112 0200 Eai 11 04 Beta-Gamma 4232 N04W34 053 0310 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3536 Issue Time: 2025 Oct 04 0519 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3535 Begin Time: 2025 Oct 01 1325 UTC Yesterday Maximum 2MeV Flux: 7331 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 Oct 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 277 Issued at 0030Z on 04 Oct 2025 Report compiled from data received at SWO on 03 Oct I. Regions with Sunspots. Locations Valid at 03/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4230 S10W80 112 0200 Eai 11 04 Beta-Gamma 4232 N04W21 053 0310 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3535 Issue Time: 2025 Oct 03 0500 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3534 Begin Time: 2025 Oct 01 1325 UTC Yesterday Maximum 2MeV Flux: 3609 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 Oct 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 276 Issued at 0030Z on 03 Oct 2025 Report compiled from data received at SWO on 02 Oct I. Regions with Sunspots. Locations Valid at 02/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4226 S09W90 136 0090 Hsx 03 02 Alpha 4230 S10W65 111 0300 Eki ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3534 Issue Time: 2025 Oct 02 0459 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3533 Begin Time: 2025 Oct 01 1325 UTC Yesterday Maximum 2MeV Flux: 3601 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 Oct 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 275 Issued at 0030Z on 02 Oct 2025 Report compiled from data received at SWO on 01 Oct I. Regions with Sunspots. Locations Valid at 01/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4226 S09W76 135 0090 Hsx 03 02 Alpha 4230 S10W51 110 0300 Eki ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3533 Issue Time: 2025 Oct 01 1333 UTC ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Threshold Reached: 2025 Oct 01 1325 UTC Station: GOES19 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 update the personal information in your account, go to the Product ...Continue Reading

:Product: Solar Region Summary :Issued: 2025 Oct 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 274 Issued at 0030Z on 01 Oct 2025 Report compiled from data received at SWO on 30 Sep I. Regions with Sunspots. Locations Valid at 30/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4226 S09W62 134 0090 Hsx 03 02 Alpha 4230 S11W37 109 0190 Dai ...Continue Reading

September 30, 2025 Natural Events Latest Images From the Past Dayview archive of natural events Imelda and Humberto Crowd the Atlantic The tropical cyclones are close enough in proximity that they may influence one another. (Sep 29, 2025) NASA | 8800 Greenbelt Rd., Greenbelt, MD 20771 Unsubscribe Update Profile | ...Continue Reading