Current conditions

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


2021 Sep 23
2
2
2
4
5
3
2
2




2021 Sep 24
2
2
3
4
3
2
2
1




2021 Sep 25
3
2
2
5
4
4
3
2



Probability of Geomagnetic conditions at high latitudes

 
Active
Minor_Storm
Major-Severe_Storm


2021 Sep 23
15
25
40




2021 Sep 24
20
30
25




2021 Sep 25
15
30
50



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


2021 Sep 23
2
2
2
2
3
2
2
2




2021 Sep 24
2
2
2
2
2
2
2
2




2021 Sep 25
3
2
2
3
3
3
3
3



Probability of Geomagnetic conditions at mid latitudes

 
Active
Minor_Storm
Major-Severe_Storm


2021 Sep 23
30
10
1




2021 Sep 24
20
5
1




2021 Sep 25
35
15
1



24-hour forecast of a polar cap absorption (PCA) event
Green
No 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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