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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Monday, November 25, 2024 01:26:58

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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

SWPC Web Page Downtime Required

SWPC Web Page Downtime Required
published: Thursday, March 29, 2018 12:51 UTC

Required maintenance will likely make our SWPC webpage inaccessible for approximately one hour. The maintenance is expected to begin at about 1800 UTC (1400 ET). We apologize for any inconvenience. This posting will be removed once the maintenance is completed.