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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Friday, December 15, 2017 02:27:49

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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

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Media Contacts

Dianne Suess
Space Weather Prediction Center - Boulder, CO
(303) 497-3312
dianne.suess@noaa.gov

Theo Stein
NOAA Communications - Boulder, CO
303-497-6288 (o)
720-391-0163 (c)
theo.stein@noaa.gov

Maureen O'Leary
NOAA Communications - Silver Spring, MD
(301) 427-9000
maureen.oleary@noaa.gov

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