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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Friday, June 28, 2024 23:31:50

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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

Moderate (S2) Solar Radiation Storms Observed - 08 June 2024

Moderate (S2) Solar Radiation Storms Observed - 08 June 2024
published: Monday, June 10, 2024 13:41 UTC

Minor (S1) solar radiation storms were observed beginning at 08/0255 UTC, and Moderate (S2) storms were observed beginning at 08/0500 UTC, following an M9.7 flare at 08/0128 UTC from Region 3697. Minor-Moderate (S1-S2) storms are expected to persist through the remainder of the 08 Jun UTC day.