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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Wednesday, April 24, 2024 20:55:35

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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

G1 (Minor) and G2 (Moderate) Geomagnetic Storm Conditions Observed on 05 May 2018

G1 (Minor) and G2 (Moderate) Geomagnetic Storm Conditions Observed on 05 May 2018
published: Tuesday, May 08, 2018 06:11 UTC

G1 (Minor) geomagnetic storm conditions were first observed at 05/1759 UTC and G2 (Moderate) conditions were first observed at 06/0218 UTC. Storm conditions were in response to the influence of a negative polarity coronal hole/high speed solar wind stream. Minor geomagnetic storm conditions are expected to continue over 05-06 May