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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Tuesday, December 12, 2017 00:41:13

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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

G1 (Minor) Geomagnetic Storm Alert Issued at 02/0859 UTC

G1 (Minor) Geomagnetic Storm Alert Issued at 02/0859 UTC
published: Monday, July 03, 2017 11:48 UTC

An alert for G1 (Minor) geomagnetic storm conditions was issued at 02/0859 UTC. A warning for G1 (Minor) geomagnetic storm conditions is valid from 02/0630-1300 UTC due to an enhanced solar wind environment. G1 Watch conditions remain in effect for 02-03 July 2017.