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National Oceanic and Atmospheric Administration

Friday, May 02, 2025 20:38:39 UTC

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NOAA Scales mini

R1 (Minor) Radio Blackout Impacts
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HF Radio: Weak or minor degradation of HF radio communication on sunlit side, occasional loss of radio contact.
Navigation: Low-frequency navigation signals degraded for brief intervals.
More about the NOAA Space Weather Scales

Electric Power Community Dashboard - Experimental

Geoelectric Field Models - US CANADA 1D
GEOELECTRIC US-Canada 1D animation
Geoelectric Field Models - EMPIRICAL EMTF 3D MODEL
GEOELECTRIC EMPIRICAL EMTF - 3D MODEL animation
Created with Highcharts 8.0.4Universal TimeKp indexChart context menuEstimated Planetary K index (3 hour data)Apr 30May 1May 203:0006:0009:0012:0015:0018:0021:0003:0006:0009:0012:0015:0018:0021:0003:0006:0009:0012:0015:0018:0021:00May 301234567890123456789Space Weather Prediction CenterBegin: Wed, 30 Apr 2025 00:00:00 GMT
Updated Time: 2025-05-02T15:00:00.000Z
NOAA Scales Geomagnetic Storms
Kp < 5 Kp = 5 (G1) Kp = 6 (G2) Kp = 7 (G3) Kp = 8, 9- (G4) Kp = 9o (G5)

WSA-Enlil Solar Wind Prediction

ENLIL Image

For more information about the Geoelectric Field Models, click here

For more information about the Geoelectric Field Models, click here