Viewing archive of Thursday, 2 January 2025
Geophysical report
Solar and Geophysical Activity Summary 2025 Jan 02 0245 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Solar and Geophysical Activity Summary
SGAS Number 002 Issued at 0245Z on 02 Jan 2025 This report is compiled from data received at SWO on 01 JanA. Energetic Events
Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0032 0032 0032 100 0153 0153 0153 160 0435 0445 0502 3936 M1.1 1222 1222 1222 120 1512 1524 1543 3936 M1.0 1805 1817 1828 3936 N15W83 M1.2 Sf 2132 2141 2146 3936 M1.1
B. Proton Events
None
C. Geomagnetic Activity Summary
The geomagnetic field reached
extreme storm levels
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 219 SSN 149 Afr/Ap 048/126 X-ray Background C3.4 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 6.3e+06 GT 10 MeV 1.6e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 1.10e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 3 5 4 6 7 7 5 4 Planetary 3 5 4 6 8 9 8 4
F. Comments
AF planetary K indices reached 9
All times in UTC
Latest news
Monday, 30 March 2026
X1.5 solar flare
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
Latest forum messages
AR4409 146Comet C/2026 A1 (MAPS) for the southern hemisphere 47Current Farside Activity 438Incoming & Unnumbered Active Regions 257AR4405 240
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Space weather facts
| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/04 | M1.3 |
| Last geomagnetic storm | 2026/04/03 | Kp7- (G3) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2026 | 85.9 +7.7 |
| April 2026 | 133.3 +47.4 |
| Last 30 days | 96.1 +32 |
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