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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Friday, March 13, 2026 20:23:24

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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.

DAP - temp Head Section

News Archive

Originally Posted
G1 Minor storm level explanation. SDO AIA/193 imagery. G1 Minor Storm levels likely to continue into 15 Feb 2025 Thursday, February 13, 2025 - 20:14
G1 Minor storm level explanation. Aurora forecast model G1 Minor Storm leves reached Sunday, February 9, 2025 - 21:01
New Preliminary Coronagraph Images from GOES-19 Thursday, February 6, 2025 - 20:26
R2 (Moderate) Radio Blackout 02 February Sunday, February 2, 2025 - 14:34
R2 (Moderate) Radio Blackout 31 January Friday, January 31, 2025 - 14:33

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