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


2020 Apr 8
1
1
1
2
2
1
1
1




2020 Apr 9
1
1
1
2
2
1
1
1




2020 Apr 10
2
2
2
3
3
2
2
2



Probability of Geomagnetic conditions at high latitudes

 
Active
Minor_Storm
Major-Severe_Storm


2020 Apr 8
15
20
10




2020 Apr 9
15
20
10




2020 Apr 10
15
30
25



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


2020 Apr 8
2
1
2
1
2
1
2
2




2020 Apr 9
2
1
2
1
2
1
2
2




2020 Apr 10
2
2
2
2
2
2
2
2



Probability of Geomagnetic conditions at mid latitudes

 
Active
Minor_Storm
Major-Severe_Storm


2020 Apr 8
10
1
1




2020 Apr 9
10
1
1




2020 Apr 10
20
5
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.

f5len.org (c 2004-2010)


Sun tools


Greyline calculator


Sunrise Sunset calendar




	(c) F5LEN - 2004 - 2020