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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Saturday, November 23, 2024 15:25:02

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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 Storming Observed

Ovation-Prime Model depiction of aurora oval
G1 (Minor) Geomagnetic Storming Observed
published: Tuesday, December 08, 2015 11:55 UTC

G1 (Minor) geomagnetic storm levels were observed at 11:59 UTC on 06 Dec (6:59 AM ET) due to activity from a coronal hole high speed stream.  A G1 Watch continues for the next two days (07-08 Dec) as conditions warrant.