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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Tuesday, December 02, 2025 17:35:39

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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
Power Interuption at SWPC Thursday, July 30, 2015 - 01:45
21st Century Blue Marble Tuesday, July 21, 2015 - 16:56
Ovation Aurora Forecast Model G1 Minor geomagnetic activity Saturday, July 11, 2015 - 07:02
A coronal hole is now in a geoeffective position and G1-Minor geomagnetic storms commenced at 1935 UTC (3:35pm ET) on this 4th of July G1-Minor Geomagnetic Storms In Progress Saturday, July 4, 2015 - 20:20
CME passage depicted in shaded area Anticipated CME Passes Quietly By The Earth Sunday, June 28, 2015 - 14:50

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