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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1M4.39 Kp5 | 2M1.63 Kp3+ | 3C7.3 Kp1- | 4X1.48 Kp3- S3 | |||
5M3.07 Kp5+ S4 | 6M2.94 Kp9- S4 | 7M8.19 Kp6- S2 | 8X1.3 Kp2+ S2 | 9M4.78 Kp2 S1 | 10M3.33 Kp3+ S1 | 11M2.14 Kp2+ |
12M2.39 Kp1+ | 13M2.17 Kp2- | 14M2.77 Kp1+ | 15C3.81 Kp4+ | 16C4.55 Kp2+ | 17M4.05 Kp4- | 18M1.06 Kp3+ |
19C6.47 Kp4+ S1 | 20C7.32 Kp4 S1 | 21C9.01 Kp2 | 22X1.41 Kp3- S1 | 23C9.1 Kp3+ S3 | 24M1.05 Kp8+ S4 | 25X1.68 Kp3 S2 |
26C6.16 Kp3- S1 | 27M3.27 Kp1 S1 | 28M9.91 Kp1+ | 29M7.95 Kp1+ | 30M5.14 Kp1 | ||
Current data suggests there is a moderate possibility for aurora to appear at the following high latitude regions in the near future
Gillam, MB, Whitehorse, YT, Yellowknife, NTFairbanks, AK
Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future
Edmonton, AB, Saskatoon, SKAnchorage, AK, Juneau, AK
Current data suggests there is a slight possibility for aurora to appear at the following middle latitude regions in the near future
Calgary, ABLatest news
X1.1 solar flare
Coronal hole faces Earth
Strong G3 geomagnetic storm watch for 23 March
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Latest alerts
02:00 UTC - Geomagnetic activity
Minor G1 geomagnetic storm (Kp5) Threshold Reached: 01:45 UTC
Tuesday, 8 April 2025
23:57 UTC - Hemispheric Power Index
The OVATION model predicts the Hemispheric Power Index to reach 50GW at 00:44 UTC
22:42 UTC - Solar flare
Moderate M1.57 flare
22:24 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.52)
15:15 UTC - Geomagnetic activity
Minor G1 geomagnetic storm (Kp5) Threshold Reached: 14:59 UTC
Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/08 | M1.5 |
| 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 | 148.6 +14.4 |
| Last 30 days | 137.1 -0.2 |