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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Sunday, December 07, 2025 11:24:18

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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
NOAA SWPC Region 12494 and increased flare probabilities Increased Flare Probability Over Next Three Days Thursday, February 4, 2016 - 19:25
SDO/AIA imagery G1 (Minor) geomagnetic storm levels observed Wednesday, February 3, 2016 - 06:10
SWPC Data Center SWPC Operational in Boulder - January 21, 2016 Thursday, January 21, 2016 - 21:17
G2-Moderate geomagnetic activity Thursday, January 21, 2016 - 06:26
Filament Eruption on 14 Jan 2016 Friday, January 15, 2016 - 21:13

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