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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Thursday, April 18, 2024 04:48:24

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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 Extended to Include 13 & 14 October

G1 (Minor) Geomagnetic Storm Watch Extended to Include 13 & 14 October
published: Wednesday, October 12, 2016 19:45 UTC

The G1 (Minor) Geomagnetic Storm Watch has been extended to include 13 and 14 October 2016 due to the anticipated arrival of the 09 October CME followed by a co-rotating interactive region ahead of the next coronal hole high speed stream. Stay tuned for updates!