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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Monday, April 15, 2024 22:49:01

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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

Originally Posted
Network Outage Notice for March 6th Network Outage Notice for April 23rd Wednesday, February 28, 2024 - 19:30
Changes to Sunspot Group 3590 Sunspot Region 3590 Evolution from February 19-27th Tuesday, February 27, 2024 - 16:39
R3 Strong Flare Event Strongest Flare of the Current Solar Cycle Thursday, February 22, 2024 - 23:07
Two Flares; Effects on Cellular Networks Unlikely Two Major Solar Flares; Effects on Cellular Networks Unlikely Thursday, February 22, 2024 - 17:23
21 & 22 Feb R3 Events Thursday, February 22, 2024 - 00:05

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