Space Weather Message Code: ALTEF3 Serial Number: 3546 Issue Time: 2025 Oct 13 0507 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3545 Begin Time: 2025 Oct 01 1325 UTC Yesterday Maximum 2MeV Flux: 1707 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: 3545 Issue Time: 2025 Oct 13 0302 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3544 Begin Time: 2025 Oct 01 1325 UTC Yesterday Maximum 2MeV Flux: 1707 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 #25-37 2025 October 12 at 8:37 p.m. MDT (2025 October 13 0237 UTC) **** SPACE WEATHER OUTLOOK **** Summary For October 6-12 -An R1 (Minor) radio blackout was observed on 09 Oct. -G1 (Minor) geomagnetic storming was observed on 11-12 Oct due to negative polarity CH HSS influences. -No other space weather storms occurred during the summary period. Outlook For ...Continue Reading

:Product: Solar Region Summary :Issued: 2025 Oct 13 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 286 Issued at 0030Z on 13 Oct 2025 Report compiled from data received at SWO on 12 Oct I. Regions with Sunspots. Locations Valid at 12/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4246 N24W16 290 0180 Dai 07 15 Beta-Gamma 4247 S12W52 326 0060 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3544 Issue Time: 2025 Oct 12 1302 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3543 Begin Time: 2025 Oct 01 1325 UTC Yesterday Maximum 2MeV Flux: 2785 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 12 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 285 Issued at 0030Z on 12 Oct 2025 Report compiled from data received at SWO on 11 Oct I. Regions with Sunspots. Locations Valid at 11/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4242 S16W78 004 0010 Axx 01 01 Alpha 4245 S10W94 021 0010 Bxo ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3543 Issue Time: 2025 Oct 11 0459 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3542 Begin Time: 2025 Oct 01 1325 UTC Yesterday Maximum 2MeV Flux: 2513 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 11 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 284 Issued at 0030Z on 11 Oct 2025 Report compiled from data received at SWO on 10 Oct I. Regions with Sunspots. Locations Valid at 10/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4241 N12W72 012 0010 Bxo 03 03 Beta 4245 S10W80 020 0020 Cro 0 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3542 Issue Time: 2025 Oct 10 0646 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3541 Begin Time: 2025 Oct 01 1325 UTC Yesterday Maximum 2MeV Flux: 5051 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 10 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 283 Issued at 0030Z on 10 Oct 2025 Report compiled from data received at SWO on 09 Oct I. Regions with Sunspots. Locations Valid at 09/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4241 N12W59 015 0010 Cro 03 02 Beta 4242 S14W50 002 0010 Bxo 0 ...Continue Reading