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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Sunday, April 28, 2024 03:00:00

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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

sort descending Originally Posted
collage of imagery showing LASCO C2 Coroagraph imagery, WSA-Enlil model output and Aurora 30 minute forecast. Strong (G3) geomagnetic storms possible February 27 Monday, February 27, 2023 - 00:51
R3 Strong Flare Event Strongest Flare of the Current Solar Cycle Thursday, February 22, 2024 - 23:07
Strongest Solar Flare of Solar Cycle 25 Strongest Solar Flare of Solar Cycle 25 Friday, December 15, 2023 - 00:30
GOES-R Satellite Successful Launch of GOES-R! Friday, November 18, 2016 - 14:32
Changes to Sunspot Group 3590 Sunspot Region 3590 Evolution from February 19-27th Tuesday, February 27, 2024 - 16:39

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