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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Tuesday, July 08, 2025 06:13:59

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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 Posted
test Thursday, April 4, 2019 - 19:06
Save the Date - June 26, 2019 - Space Weather Enterprise Forum Monday, March 25, 2019 - 16:53
G1 Watch 15-16 May 2019 G1 (Minor) Watch in Effect for 15 & 16 May 2019, UTC-Days Wednesday, March 20, 2019 - 22:03
C4 Flare 20 March C4 Flare on 20 March at 1118 UTC (0718 EDT) Wednesday, March 20, 2019 - 14:35
NWS Spring Safety Campaign NWS Spring Safety Campaign Thursday, March 7, 2019 - 20:06

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