Current conditions

:Product: Geophysical Alert Message wwv.txt
:Issued: 2026 Feb 10 0310 UTC
# Prepared by the US Dept. of Commerce, NOAA, Space Weather Prediction Center
#
#          Geophysical Alert Message
#
Solar-terrestrial indices for 09 February follow.
Solar flux 144 and estimated planetary A-index 6.
The estimated planetary K-index at 0300 UTC on 10 February was 1.00.

Space weather for the past 24 hours has been minor.
Radio blackouts reaching the R1 level occurred.

Space weather for the next 24 hours is predicted to be moderate.
Radio blackouts reaching the R2 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
2026 Feb 9	3	2	3	4	4	4	2	2
2026 Feb 10	2	2	3	3	3	0	1	1
2026 Feb 11	1	1	2	2	2	1	1	1

Probability of Geomagnetic conditions at high latitudes

	Active	Minor_Storm	Major-Severe_Storm
2026 Feb 9	15	30	45
2026 Feb 10	15	25	25
2026 Feb 11	15	20	20

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
2026 Feb 9	3	3	3	3	2	2	2	3
2026 Feb 10	2	3	3	2	2	1	2	2
2026 Feb 11	2	2	2	1	2	1	1	2

Probability of Geomagnetic conditions at mid latitudes

	Active	Minor_Storm	Major-Severe_Storm
2026 Feb 9	30	15	1
2026 Feb 10	15	5	1
2026 Feb 11	10	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