Viewing archive of Tuesday, 1 April 2025
Geophysical report
Solar and Geophysical Activity Summary 2025 Apr 01 0245 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Solar and Geophysical Activity Summary
SGAS Number 091 Issued at 0245Z on 01 Apr 2025 This report is compiled from data received at SWO on 31 MarA. Energetic Events
Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0019 0019 0019 100 0027 0027 0027 150 1016 1024 1037 4048 M1.2 1435 1436 1436 140 2212 2212 2212 130
B. Proton Events
A greater than 10 MeV proton event is in
progress. Peak flux value reached has been 85.7 pfu.
C. Geomagnetic Activity Summary
The geomagnetic field was uiet to
unsettled.
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 172 SSN 151 Afr/Ap 008/009 X-ray Background C1.4 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 8.1e+06 GT 10 MeV 1.5e+06 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 1.10e+08 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 1 2 2 3 2 4 2 1 Planetary 1 1 2 2 2 3 3 2
F. Comments
None
All times in UTC
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| Last M-flare | 2026/07/12 | M1.19 |
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| 2026 | 3 days (2%) |
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