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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Wednesday, April 24, 2024 03:24:10

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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

Update: G1 (Minor) Storming observed, G2 Warning Issued until 08/0600 UTC

Update: G1 (Minor) Storming observed, G2 Warning Issued until 08/0600 UTC
published: Monday, October 08, 2018 18:02 UTC

Update: G1 (Minor) geomagnetic storm conditions were observed at 16:22 UTC and 20:42 UTC on 07 October (12:22 pm and 4:42 pm eastern) due to the arrival of a coronal hole high speed stream. A G2 warning has been issued and is valid until 08/06:00 UTC. The G1 warning is now valid until 08/09:00 UTC.