Below you'll find a daily report brought to you by the NOAA about the solar activity and auroral activity during the past day and the prediction for the coming days. This page is daily updated around midnight.
Report of Solar-Geophysical Activity 2025 Feb 17 2200 UTCClass M | 45% | 45% | 45% |
Class X | 10% | 10% | 10% |
Proton | 05% | 05% | 05% |
PCAF | green |
Observed 17 Feb 185 Predicted 18 Feb-20 Feb 185/180/180 90 Day Mean 17 Feb 193
Observed Afr/Ap 16 Feb 014/014 Estimated Afr/Ap 17 Feb 010/012 Predicted Afr/Ap 18 Feb-20 Feb 014/016-009/010-007/008
A. Middle Latitudes | |||
---|---|---|---|
Active | 30% | 20% | 20% |
Minor storm | 10% | 05% | 05% |
Major-severe storm | 01% | 01% | 01% |
B. High Latitudes | |||
---|---|---|---|
Active | 15% | 15% | 15% |
Minor storm | 30% | 25% | 30% |
Major-severe storm | 40% | 25% | 25% |
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Last X-flare | 2025/01/04 | X1.85 |
Last M-flare | 2025/02/17 | M1.0 |
Last geomagnetic storm | 2025/02/15 | Kp5 (G1) |
Spotless days | |
---|---|
Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
---|---|
January 2025 | 137 -17.5 |
February 2025 | 153.7 +16.7 |
Last 30 days | 157.8 +3 |