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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Wednesday, April 17, 2024 22:19:40

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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

G1 (Minor) Geomagnetic Storm Watch for 01 October

G1 (Minor) Geomagnetic Storm Watch for 01 October
published: Sunday, October 02, 2016 05:15 UTC

A G1 (Minor) Geomagnetic Storm Watch is in effect for 01 October 2016 due to continued effects from a recurrent, positive polarity, coronal hole high speed stream. This feature has been responsible for G1 and G2 (Moderate) storm conditions since 27 September. Stay tuned for further updates.