Space weather, launches and mission developments. Current Signal data is server-rendered for readers and search engines, with source attribution and update timestamps.
Space Weather Message Code: WARK05 Serial Number: 2249 Issue Time: 2026 Jul 12 1411 UTC WARNING: Geomagnetic K-index of 5 expected Valid From: 2026 Jul 12 1410 UTC Valid To: 2026 Jul 13 2100 UTC Warning Conditions: Onset…
Space Weather Message Code: ALTK04 Serial Number: 2673 Issue Time: 2026 Jul 12 0346 UTC ALERT: Geomagnetic K-index of 4 Threshold Reached: 2026 Jul 12 0259 UTC Synoptic Period: 0000-0300 Active Warning: YES Comment: NOAA Space Weather Scale…
Space Weather Message Code: WARK04 Serial Number: 5383 Issue Time: 2026 Jul 12 0134 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2026 Jul 12 0135 UTC Valid To: 2026 Jul 12 2359 UTC Warning Conditions: Onset…
Space Weather Message Code: WARK04 Serial Number: 5382 Issue Time: 2026 Jul 10 1151 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 5381 Valid From: 2026 Jul 09 1119 UTC Now Valid Until: 2026…
Space Weather Message Code: ALTK04 Serial Number: 2672 Issue Time: 2026 Jul 09 1120 UTC ALERT: Geomagnetic K-index of 4 Threshold Reached: 2026 Jul 09 1120 UTC Synoptic Period: 0900-1200 Active Warning: YES Comment: NOAA Space Weather Scale…
Space Weather Message Code: WARK04 Serial Number: 5381 Issue Time: 2026 Jul 09 1119 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2026 Jul 09 1119 UTC Valid To: 2026 Jul 10 1200 UTC Warning Conditions: Onset…
Space Weather Message Code: ALTEF3 Serial Number: 3715 Issue Time: 2026 Jul 12 0532 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3714 Begin Time: 2026 Jul 10 1126 UTC Yesterday Maximum 2MeV…
Space Weather Message Code: ALTTP4 Serial Number: 714 Issue Time: 2026 Jul 12 0212 UTC ALERT: Type IV Radio Emission Begin Time: 2026 Jul 12 0053 UTC Comment:
Space Weather Message Code: WARK05 Serial Number: 2249 Issue Time: 2026 Jul 12 1411 UTC WARNING: Geomagnetic K-index of 5 expected Valid From: 2026 Jul 12 1410 UTC Valid To: 2026 Jul 13 2100 UTC Warning Conditions: Onset…
NOAA Space Weather Prediction Center · 4 weeks agoSpace Weather Message Code: ALTK04 Serial Number: 2673 Issue Time: 2026 Jul 12 0346 UTC ALERT: Geomagnetic K-index of 4 Threshold Reached: 2026 Jul 12 0259 UTC Synoptic Period: 0000-0300 Active Warning: YES Comment: NOAA Space Weather Scale…
NOAA Space Weather Prediction Center · 4 weeks agoSpace Weather Message Code: WARK04 Serial Number: 5383 Issue Time: 2026 Jul 12 0134 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2026 Jul 12 0135 UTC Valid To: 2026 Jul 12 2359 UTC Warning Conditions: Onset…
NOAA Space Weather Prediction Center · 4 weeks agoSpace Weather Message Code: WARK04 Serial Number: 5382 Issue Time: 2026 Jul 10 1151 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 5381 Valid From: 2026 Jul 09 1119 UTC Now Valid Until: 2026…
NOAA Space Weather Prediction Center · 4 weeks agoSignal surfaces source-attributed information and ranks current items using freshness, severity, observed movement and source confidence where those measurements are available. A high ranking identifies attention or consequence; it does not convert an allegation into a fact or a market price into a guaranteed forecast.
Current feed: NOAA SWPC + NASA. Last successful snapshot: August 7, 2026 10:01 pm.
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