Viewing archive of Sunday, 6 April 2025
Geophysical report
Solar and Geophysical Activity Summary 2025 Apr 06 0245 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Solar and Geophysical Activity Summary
SGAS Number 096 Issued at 0245Z on 06 Apr 2025 This report is compiled from data received at SWO on 05 AprA. Energetic Events
Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0031 0031 0031 160 0105 0112 0114 4048 C4.8 820 0137 0137 0138 150 0143 0143 0143 570 0708 0713 0716 4048 C2.9 1000 0945 0945 0945 190 1050 1050 1050 120 1120 1120 1120 380 1154 1155 1155 4400 1420 1421 1422 4048 S12W12 Sf 120 1509 1509 1509 100 1724 1724 1725 220 1954 2005 2012 4048 M1.0 2030 2030 2031 240 2346 2349 2352 C2.6 460
B. Proton Events
None.
C. Geomagnetic Activity Summary
The geomagnetic field reached
major storm levels due to coronal hole influence.
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 184 SSN 160 Afr/Ap 020/040 X-ray Background C1.6 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 3.4e+06 GT 10 MeV 1.8e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 4.70e+07 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 4 5 4 4 3 3 3 3 Planetary 4 5 4 4 3 3 3 3
F. Comments
Planetary Kp is NOAA based
All times in UTC
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Space weather facts
| Last X-flare | 2025/06/19 | X1.9 |
| Last M-flare | 2025/10/03 | M1.2 |
| Last geomagnetic storm | 2025/10/03 | Kp5 (G1) |
| Spotless days | |
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| Monthly mean Sunspot Number | |
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