Viewing archive of Wednesday, 22 April 2026
Geophysical report
Solar and Geophysical Activity Summary 2026 Apr 22 0245 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Solar and Geophysical Activity Summary
SGAS Number 112 Issued at 0245Z on 22 Apr 2026 This report is compiled from data received at SWO on 21 AprA. Energetic Events
Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0103 0115 0124 C1.3 100 0540 0540 0540 110 1341 1402 1412 4420 N17E59 C1.4 Sf 400 1415 1424 1440 4420 N16E57 C1.9 Sf 120 1559 1559 1559 180 2237 2237 2237 230
B. Proton Events
None.
C. Geomagnetic Activity Summary
The geomagnetic activity reached
Minor storm levels.
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 112 SSN 068 Afr/Ap 014/019 X-ray Background B5.1 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 6.4e+05 GT 10 MeV 1.9e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 9.40e+07 e/(cm2-ster-day) (GOES-19 satellite synchronous orbit W72 degrees) 3 Hour K-indices Boulder 4 4 2 2 3 3 3 2 Planetary 5 4 2 2 3 4 3 2
F. Comments
None.
All times in UTC
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Space weather facts
| Last X-flare | 2026/07/04 | X1.3 |
| Last M-flare | 2026/07/12 | M1.19 |
| Last geomagnetic storm | 2026/07/04 | Kp7+ (G3) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (2%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| June 2026 | 94.4 -7.1 |
| July 2026 | 74.8 -19.6 |
| Last 30 days | 87 -20.2 |
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