Viewing archive of Saturday, 15 March 2025
Geophysical report
Solar and Geophysical Activity Summary 2025 Mar 15 0245 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Solar and Geophysical Activity Summary
SGAS Number 074 Issued at 0245Z on 15 Mar 2025 This report is compiled from data received at SWO on 14 MarA. Energetic Events
Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 2218 2221 2232 M1.1
B. Proton Events
C. Geomagnetic Activity Summary
D. Stratwarm
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 180 SSN 147 Afr/Ap 022/020 X-ray Background C1.2 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 8.9e+05 GT 10 MeV 1.7e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 9.90e+07 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 5 2 4 3 4 4 2 3 Planetary 5 2 3 2 3 4 3 4
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
Rovaniemi, SodankyläKirkenes
Murmansk, Norilsk, Vorkuta
Latest news
X1.1 solar flare
Coronal hole faces Earth
Strong G3 geomagnetic storm watch for 23 March
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Latest alerts
19:27 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.1)
X1.1 solar flare
We have only just started to relax following the moderate G2 geomagnetic storm conditions from a massive coronal hole and suddenly... bam... our Sun surprises us all with a X1.1 solar flare (R3-strong) that came from sunspot region 4046 which is just rotating into view on the east limb.
18:21 UTC - Solar flare
Moderate M1.03 flare
18:03 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1)
15:45 UTC - 10cm Radio Burst
Begin Time: 28/02/2025 15:06 UTC Maximum Time: 28/02/2025 15:14 UTC Duration: 24 minutes. Peak flux: 380 sfu
Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/03/27 | M2.0 |
| Last geomagnetic storm | 2025/03/27 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2025 | 154.6 +17.6 |
| March 2025 | 130 -24.6 |
| Last 30 days | 130 -22.2 |