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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Thursday, November 21, 2024 09:19:49

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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

News Archive

Previous SWPC news items.

News Archive

Originally Posted
G3 - Strong Geomagnetic Storm Levels Observed G3 - Strong Geomagnetic Storm Levels Observed Thursday, September 12, 2024 - 14:59
R3 (Strong) HF Radio Blackout Observed Thursday, September 12, 2024 - 10:27
G2 (Moderate) geomagnetic storm levels are likely on 13 Sep (UTC day) G2 (Moderate) Geomagnetic Storm Watch for 13 Sep Wednesday, September 11, 2024 - 13:49
G2 (Moderate) Geomagnetic Storm Watch for 10 Sep Sunday, September 8, 2024 - 07:59
Strong, non-Earth Directed CMEs Depart the Sun 1-3 September Strong, non-Earth Directed CMEs Depart the Sun 1-3 September Tuesday, September 3, 2024 - 17:12

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