Current conditions
:Product: Geophysical Alert Message wwv.txt :Issued: 2024 Apr 27 0310 UTC # Prepared by the US Dept. of Commerce, NOAA, Space Weather Prediction Center # # Geophysical Alert Message # Solar-terrestrial indices for 26 April follow. Solar flux 153 and estimated planetary A-index 19. The estimated planetary K-index at 0300 UTC on 27 April was 3.00. Space weather for the past 24 hours has been minor. Geomagnetic storms reaching the G1 level occurred. Space weather for the next 24 hours is predicted to be minor. Radio blackouts reaching the R1 level are likely.
wwv alert messages
Last 25 or 250 wwv alert messages.
Solar activity and geomagnetic forecast
Geomagnetic 3 days forecast for high latitudes
planetary index (K)| UTC | 00-03 | 03-06 | 06-09 | 09-12 | 12-15 | 15-18 | 18-21 | 21-00 |
| 2024 Apr 27 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 |
| 2024 Apr 28 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 |
| 2024 Apr 29 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 |
Probability of Geomagnetic conditions at high latitudes
| Active | Minor_Storm | Major-Severe_Storm | |
| 2024 Apr 27 | 0 | 0 | 0 |
| 2024 Apr 28 | 0 | 0 | 0 |
| 2024 Apr 29 | 0 | 0 | 0 |
Geomagnetic 3 days forecast for mid latitudes
planetary index (K)| UTC | 00-03 | 03-06 | 06-09 | 09-12 | 12-15 | 15-18 | 18-21 | 21-00 |
| 2024 Apr 27 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 |
| 2024 Apr 28 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 |
| 2024 Apr 29 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 |
Probability of Geomagnetic conditions at mid latitudes
| Active | Minor_Storm | Major-Severe_Storm | |
| 2024 Apr 27 | 0 | 0 | 0 |
| 2024 Apr 28 | 0 | 0 | 0 |
| 2024 Apr 29 | 0 | 0 | 0 |
24-hour forecast of a polar cap absorption (PCA) event
GreenNo active sunspot region on the Sun is likely to produce a PCA event in the 24 hours.
Computed daily at 23h00Utc from datas issued from SEC.
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