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National Oceanic and Atmospheric Administration

Wednesday, November 20, 2024 21:20:58

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NOAA Scales mini

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Space Weather Conditions
on NOAA Scales
24-Hour Observed Maximums
R
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G
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Latest Observed
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R1-R2 --
R3-R5 --
S1 or greater --
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R1-R2 --
R3-R5 --
S1 or greater --
G
no data
R1-R2 --
R3-R5 --
S1 or greater --
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no data
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R
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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

R1 (Minor) Radio Blackout Conditions Observed - 13 June 2022

R1 (Minor) Radio Blackout Conditions Observed - 13 June 2022
published: Thursday, June 16, 2022 13:21 UTC

A long-duration M3/1n flare (R1-Minor Radio Blackout) was observed at 13/0407 UTC from Region 3032 (N21, L=106), however, sympathetic flaring was observed from Region 3030 (N20, L=118). Type-II and IV radio emissions and radio burst activity were observed in conjunction with this event. The associated CME is visible off the east in LASCO C2 coronagraph imagery beginning at 13/0312 UTC and analysis of this event and CME are underway.