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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Wednesday, February 21, 2018 21:26:38

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NOAA Scales mini

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Space Weather Conditions
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
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

SWPC Forecast Operations Switches to ACE from DSCOVR

SWPC Forecast Operations Switches to ACE from DSCOVR
published: Thursday, February 15, 2018 17:41 UTC

The SWPC Forecast Office has switched from our primary operational spacecraft, DSCOVR, to our backup, ACE, through the duration of an anticipated CME event. Post-event another message will follow indicating the office has switched back to DSCOVR.