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Strong solar radiation storm in progress until 081000Z mar

Space Weather · HYDROARC 12/12

issued: 2012-03-08 00:19Z
status: cancelled 2012-03-08 11:00Z (archive)
self-cancels: 2012-03-08 11:00Z
authority: SNGO SOLAR STORM ALERT 07 MAR 12.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

SPACE WEATHER.
1. STRONG SOLAR RADIATION STORM IN PROGRESS
   UNTIL 081000Z MAR. EXPECT INTERMITTENT
   HF RADIO AND SATELLITE NAVIGATION SERVICES.
   CAUTION ADVISED.
2. CANCEL THIS MSG 081100Z MAR.

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Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.