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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Thursday, April 16, 2026 08:50:45

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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.

DAP - temp Head Section

News Archive

Originally Posted
SWPC Is Now On YouTube! SWPC Is Now On YouTube! Thursday, February 26, 2026 - 15:46
Service Change Notice Update Tuesday, March 3, 2026 - 20:32
SCN Notice for Product UPDATE: Service Change Notice for 45-Day Ap and F10.7 Forecast Thursday, January 29, 2026 - 18:12
G2 Alert with Ovation aurora model showing view line G2 Geomagnetic Storm Alert Monday, February 16, 2026 - 20:23
Space WX Story 1-7 Feb, 2026 Space Weather Activity Story for the Week of 1-7 February, 2026 Sunday, February 1, 2026 - 18:43

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