Viewing archive of Thursday, 4 September 2025
Geophysical report
Solar and Geophysical Activity Summary 2025 Sep 04 0245 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Solar and Geophysical Activity Summary
SGAS Number 247 Issued at 0245Z on 04 Sep 2025 This report is compiled from data received at SWO on 03 SepA. Energetic Events
Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0441 0443 0455 4211 S12E68 Sf 140 0634 0634 0634 100 0657 0657 0657 140 0704 0704 0704 190 0711 0711 0711 190 0712 0712 0712 120 0717 0721 0721 190 0725 0726 0730 4210 N09E50 Sf 100 0744 0744 0744 130 0822 0822 0822 100 1415 1415 1415 140 1419 1419 1419 210 1422 1422 1422 120 1425 1425 1428 200 2251 2251 2251 550
B. Proton Events
None
C. Geomagnetic Activity Summary
The geomagnetic field reached
minor storm levels
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 180 SSN 128 Afr/Ap 008/012 X-ray Background C1.4 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 3.3e+06 GT 10 MeV 1.5e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 1.00e+07 e/(cm2-ster-day) (GOES-19 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 3 3 2 2 1 2 2 1 Planetary 5 3 2 2 2 1 2 1
F. Comments
None
All times in UTC
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