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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Monday, December 08, 2025 08:14:16

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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
Aurora three day forecast A G1 Warning is in effect from 02/2005-03/0600 UTC Tuesday, August 2, 2016 - 21:02
G2 (Moderate) Watch Issued for 02 August Saturday, July 30, 2016 - 21:14
R1-Minor Flare Activity Observed Thursday, July 21, 2016 - 03:34
G1-Minor Geomagnetic Storms Observed Wednesday, July 20, 2016 - 02:17
G1 Minor storm conditions met at 12/0500 UTC G1 Minor storm conditions reached Tuesday, July 12, 2016 - 06:18

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