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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Wednesday, July 02, 2025 06:28:27

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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

2023 Space Weather Workshop - April 17-21, 2023

2023 Space Weather Workshop - April 17-21, 2023 Banner
2023 Space Weather Workshop - April 17-21, 2023
published: Monday, April 24, 2023 02:15 UTC

Thank you to all who attended this years Space Weather Workshop in Boulder.  With over 400 in person registrants, this was the largest Workshop yet.  Please mark your calendars for next years event which is tentatively set for the week of May 20, 2024!