Current conditions

:Product: Geophysical Alert Message wwv.txt
:Issued: 2018 Jan 21 0605 UTC
# Prepared by the US Dept. of Commerce, NOAA, Space Weather Prediction Center
#
#          Geophysical Alert Message
#
Solar-terrestrial indices for 20 January follow.
Solar flux 70 and estimated planetary A-index 8.
The estimated planetary K-index at 0600 UTC on 21 January was 1.

No space weather storms were observed for the past 24 hours.

No space weather storms are predicted for the next 24 hours.

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
2018 Jan 21 3 2 3 4 3 2 2 2
2018 Jan 22 2 2 2 4 4 3 2 2
2018 Jan 23 2 2 3 3 3 2 1 2

Probability of Geomagnetic conditions at high latitudes

  Active Minor_Storm Major-Severe_Storm
2018 Jan 21 15 30 35
2018 Jan 22 20 25 25
2018 Jan 23 20 25 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
2018 Jan 21 3 3 3 2 2 2 2 3
2018 Jan 22 2 2 2 3 2 2 2 2
2018 Jan 23 3 3 3 2 2 1 2 2

Probability of Geomagnetic conditions at mid latitudes

  Active Minor_Storm Major-Severe_Storm
2018 Jan 21 25 10 1
2018 Jan 22 20 5 1
2018 Jan 23 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)

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