Viewing archive of Friday, 31 January 2025
Geophysical report
Solar and Geophysical Activity Summary 2025 Jan 31 0245 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Solar and Geophysical Activity Summary
SGAS Number 031 Issued at 0245Z on 31 Jan 2025 This report is compiled from data received at SWO on 30 JanA. Energetic Events
Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep None
B. Proton Events
None
C. Geomagnetic Activity Summary
Field conditions were at quiet
levels.
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 184 SSN 144 Afr/Ap 004/003 X-ray Background C1.6 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 6.6e+05 GT 10 MeV 1.6e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 1.50e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 1 1 0 1 1 2 2 2 Planetary 1 0 0 0 0 1 1 2
F. Comments
None
All times in UTC
Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future
Iqaluit, NUNuuk
Reykjavik
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/12 | M1.3 |
| Last geomagnetic storm | 2025/04/06 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2025 | 134.2 -20.4 |
| April 2025 | 139.5 +5.3 |
| Last 30 days | 135.8 -6.1 |