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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Tuesday, February 18, 2025 19:57:31

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NOAA Scales mini

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Space Weather Conditions
on NOAA Scales
24-Hour Observed Maximums
R
no data
S
no data
G
no data
Latest Observed
R
no data
S
no data
G
no data
R1-R2 --
R3-R5 --
S1 or greater --
G
no data
R1-R2 --
R3-R5 --
S1 or greater --
G
no data
R1-R2 --
R3-R5 --
S1 or greater --
G
no data
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R
no data
S
no data
G
no data
Current Space Weather Conditions
on NOAA Scales
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

G2 Storm Observed

G2 storm observed - picture of the aurora forecast
G2 Storm Observed
published: Tuesday, March 15, 2022 12:28 UTC

A G2 (Moderate) level geomagnetic storm was observed at 8:51 a.m. ET,

after the early arrival of a CME.  The arrival was detected at 04:52 a.m. ET, by ground-based magnetometers.

Disturbed conditions are expected to continue throughout the day and into tomorrow.