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National Oceanic and Atmospheric Administration

Saturday, December 21, 2024 12:30:47

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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
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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

M9 Flare (R2 - Moderate Radio Blackout) on 31 March, 2022

M9 Flare on 31 Mar at 1835 UTC
M9 Flare (R2 - Moderate Radio Blackout) on 31 March, 2022
published: Sunday, April 03, 2022 10:05 UTC

An M9.6 flare (R2 - Moderate Radio Blackout) occurred at 2:35 pm EDT (1835 UTC) March 31st, 2022. The source location was from the flare productive, magnetically complex sunspot group, Region 2975. This same sunspot group has been the source of multiple flares over the past few days, with the most notable, prior flares being an M4 (R1) on 28 March at 7:29 am EDT (28/1129 UTC) and a X1 (R3) on 30 March at 1:37 pm EDT (30/1737 UTC) . Continue to visit our webpage for the latest information and updates.