Viewing archive of Tuesday, 22 April 1997
GFZ Potsdam official Kp-index
The archive is not available for this date.
Disturbance storm-time index
NOAA estimated Kp-index
The archive is not available for this date.
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
Gillam, MB, Yellowknife, NTLatest news
Friday, 28 March 2025
X1.1 solar flare
Monday, 24 March 2025
Coronal hole faces Earth
Saturday, 22 March 2025
Strong G3 geomagnetic storm watch for 23 March
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Latest alerts
05:03 UTC - Solar flare
Moderate M1.19 flare
04:48 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.17)
Friday, 11 April 2025
22:39 UTC - Solar flare
Moderate M1.05 flare
22:24 UTC - Hemispheric Power Index
The OVATION model predicts the Hemispheric Power Index to reach 50GW at 23:16 UTC
22:24 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.05)
Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/11 | M1.0 |
| 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 | 136.6 -3.5 |