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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Saturday, April 20, 2024 00:14:35

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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.

News Archive

Originally Postedsort ascending
G1-G2 Watches 31 Aug-1 Sep, 2019 G1 Watch 31 Aug & G2 Watch 1 Sep, 2019 UTC-Days Thursday, August 29, 2019 - 20:43
NWS 2019 Fall Safety Campaign The NWS Fall Safety Campaign Is On Thursday, August 29, 2019 - 18:30
G1 Watch 5-6 Aug, 2019 G1 Watch for 5 & 6 August, 2019 Monday, August 5, 2019 - 14:38
CH Analysis on 29 July, 2019 Coronal Hole Activity on 31 July-1 Aug, 2019 Monday, July 29, 2019 - 16:39
WSA-Enlil v2.0 now operational Thursday, June 13, 2019 - 19:53

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