The aurora and solar activity archive
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. |
1M2 Kp1+ | 2C2.62 Kp2- | 3C3.68 Kp2 | 4C6.01 Kp2- | 5C2.7 Kp2 | 6C5.8 Kp1+ | |
7C6.23 Kp2+ | 8M9.36 Kp2+ | 9M1.8 Kp3- | 10M2.21 Kp3 | 11C6.57 Kp2- | 12C6.62 Kp2 | 13C9.28 Kp2 |
14C1.5 Kp3+ | 15C1.69 Kp2+ | 16B6.89 Kp1+ | 17B2.48 Kp2- | 18B3.64 Kp1- | 19B5.08 Kp1 | 20Kp1+ |
21B8.04 Kp2- | 22B3.69 Kp2+ | 23B7.86 Kp3- | 24C3.04 Kp2 | 25C3.19 Kp3- | 26C2.62 Kp2 | 27C3.66 Kp2- |
28C3.45 Kp3 | 29C6.63 Kp1+ | 30M1.29 Kp2+ | 31M3.67 Kp2 | |||
Latest news
Sunday, 7 December 2025
M8.1 solar flare with earth-directed CME
Monday, 1 December 2025
X1.9 solar flare, Coronal hole faces Earth
Friday, 14 November 2025
X4.0 solar flare
Latest forum messages
Space Weather Memes 764Unspecified geomagnetic activity 43Incoming & Unnumbered Active Regions 43Filaments and prominences 415Current Farside Activity 258
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/19 | M1.0 |
| Last geomagnetic storm | 2025/12/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 120.8 +29 |
| Last 30 days | 108.7 +19.4 |