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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Wednesday, April 24, 2024 02:54:02

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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

News Archive

Previous SWPC news items.

News Archive

sort descending Originally Posted
G1 Alert, Auroral Forecast charts for Northern and Southern Hemisphere G1-Minor Geomagnetic Storm levels reached Wednesday, June 15, 2022 - 16:43
Aurora oval forecast 5 Jan 2017 G1-Minor geomagnetic Storm Warning Thursday, January 5, 2017 - 23:48
Ovation Aurora model/G1 Warning G1-Minor geomagnetic Storm Warning issued Thursday, April 20, 2017 - 01:55
G1-Minor Geomagnetic Storms forecast for 02-04 October Thursday, October 1, 2015 - 06:22
A coronal hole is now in a geoeffective position and G1-Minor geomagnetic storms commenced at 1935 UTC (3:35pm ET) on this 4th of July G1-Minor Geomagnetic Storms In Progress Saturday, July 4, 2015 - 20:20

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