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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Saturday, April 20, 2024 09:03:36

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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 ascending Originally Posted
Solar prediction scientists announce Solar Cycle 25 Tuesday, September 15, 2020 - 17:14
Solar Cycle 25 Preliminary Forecast Solar Cycle 25 Preliminary Forecast Thursday, April 4, 2019 - 21:47
Solar Cycle 25 Forecast Solar Cycle 25 Forecast Update Monday, December 9, 2019 - 22:30
Solar Cycle 24 Plot Solar Cycle 24 Status and Solar Cycle 25 Upcoming Forecast Thursday, April 26, 2018 - 19:13
The Sun in X-rays through the Solar Cycle. Solar Cycle 24 Marches On Wednesday, September 4, 2013 - 16:41

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