Searching for historical solar and auroral activity data? The archive is filled with data between the year 1996 and yesterday. You can choose a viewing mode to quickly look for days with interesting space weather and pick a day to view the archived data for that day with more detailed space weather data.
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Monday Mon. |
Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1C4.79 Kp4+ | 2M1.35 Kp4+ | 3C4.6 Kp4 | 4M8.82 Kp2 | 5C7.08 Kp1+ | 6M1.37 Kp1+ | 7M1.38 Kp3 |
8C8.84 Kp1- | 9M3.12 Kp1 | 10X1.17 Kp3- | 11M1.42 Kp4 | 12M5.79 Kp4+ | 13C5.15 Kp4- | 14M2.07 Kp4+ |
15M5.32 Kp2+ | 16M3.66 Kp3- | 17M3.79 Kp7+ S1 | 18M1.35 Kp7 S1 | 19C4.88 Kp7- | 20C5.91 Kp7+ | 21X2.2 Kp2+ S3 |
22M1.1 Kp4 S3 | 23C2.67 Kp6 S2 | 24M2.5 Kp3+ S2 | 25C4.11 Kp2 S1 | 26C3.01 Kp1+ S1 | 27C5.84 Kp3+ | 28C1.97 Kp5- |
29C6.87 Kp3 | 30M1.95 Kp3- | |||||
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| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/04 | M1.0 |
| Last geomagnetic storm | 2026/04/03 | Kp7- (G3) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2026 | 85.9 +7.7 |
| April 2026 | 128.3 +42.3 |
| Last 30 days | 97.5 +35.7 |