space
Archived signal
WARNING: Geomagnetic K-index of 4 expected
Space Weather Message Code: WARK04 Serial Number: 5411 Issue Time: 2026 Aug 31 0858 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2026 Aug 31 0858 UTC Valid To: 2026 Aug 31 1500 UTC Warning Conditions: Onset Comment: NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.go…
Reported by NOAA SWPC
Read the complete report at NOAA SWPC ↗
Verification notice
IntelMap indexes open-source reporting. This page identifies what a source reported; it does not independently confirm the claim.
1 recorded state
Signal first indexedP4 · 98% quality · 1 source