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WWV Geophysical Alert Message - NOAA Space Weather Prediction Center


Issued: 2014 Oct 23 1510 UTC

Solar-terrestrial indices for 22 October follow.
Solar flux 216 and estimated planetary A-index 14.
The estimated planetary K-index at 1500 UTC on 23 October was 3.

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 strong.
Radio blackouts reaching the R3 level are likely.

NOAA updates this message every 3 hours; more often for alerts. If it appears incomplete or outdated, click here for alternate version.

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