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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Thursday, April 18, 2024 15:00:15

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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

G2 (Moderate) Geomagnetic Storm Watch for 05 Sep

G2 (Moderate) Geomagnetic Storm Watch for 05 Sep
published: Tuesday, September 06, 2022 22:20 UTC

A G2 (Moderate) geomagnetic storm watch continues for the remainder of 04 Sep and has been extended into 05 Sep in response to ongoing +CH HSS effects. A chance for a weak, glancing blow from the arrival of the 02 Sep CME is possible for midday 05 Sep as well.