:Product: Solar Region Summary :Issued: 2025 Mar 17 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 76 Issued at 0030Z on 17 Mar 2025 Report compiled from data received at SWO on 16 Mar I. Regions with Sunspots. Locations Valid at 16/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4018 S20W66 235 0070 Hsx 02 01 Alpha 4019 N05W51 220 0120 Dai 0 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3436 Issue Time: 2025 Mar 16 0737 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3435 Begin Time: 2025 Mar 10 1150 UTC Yesterday Maximum 2MeV Flux: 4951 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 Mar 16 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 75 Issued at 0030Z on 16 Mar 2025 Report compiled from data received at SWO on 15 Mar I. Regions with Sunspots. Locations Valid at 15/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4018 S19W52 234 0090 Hsx 02 01 Alpha 4019 N06W37 219 0100 Dai 0 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3435 Issue Time: 2025 Mar 15 0500 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3434 Begin Time: 2025 Mar 10 1150 UTC Yesterday Maximum 2MeV Flux: 3982 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: 3434 Issue Time: 2025 Mar 15 0142 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3433 Begin Time: 2025 Mar 10 1150 UTC Yesterday Maximum 2MeV Flux: 3982 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 Mar 15 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 74 Issued at 0030Z on 15 Mar 2025 Report compiled from data received at SWO on 14 Mar I. Regions with Sunspots. Locations Valid at 14/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4018 S20W38 233 0060 Hsx 02 01 Alpha 4019 N05W23 218 0100 Dac 0 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3433 Issue Time: 2025 Mar 14 1045 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3432 Begin Time: 2025 Mar 10 1150 UTC Yesterday Maximum 2MeV Flux: 1561 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: 3432 Issue Time: 2025 Mar 14 0127 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3431 Begin Time: 2025 Mar 10 1150 UTC Yesterday Maximum 2MeV Flux: 1561 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 Mar 14 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 73 Issued at 0030Z on 14 Mar 2025 Report compiled from data received at SWO on 13 Mar I. Regions with Sunspots. Locations Valid at 13/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4018 S21W24 232 0100 Hsx 03 03 Alpha 4019 N06W09 217 0200 Dac 0 ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3431 Issue Time: 2025 Mar 13 1324 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3430 Begin Time: 2025 Mar 10 1150 UTC Yesterday Maximum 2MeV Flux: 1994 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