NOAA Logo

NWS Logo

Organizations

Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Monday, May 20, 2024 22:46:51

Main menu

NOAA Scales mini

minimize icon
Space Weather Conditions
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
maximize icon
R
no data
S
no data
G
no data
Current Space Weather Conditions
R1 (Minor) Radio Blackout Impacts
close
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

G4 (Severe) Geomagnetic Storm Alert on 24 March UTC-Day

G4 Alert on 24 March, 2023 UTC-Day
G4 (Severe) Geomagnetic Storm Alert on 24 March UTC-Day
published: Tuesday, March 28, 2023 13:35 UTC

CME influences continue and geomagnetic response escalated to the G4 (Severe) storm level on 24 March at 12:04 am EDT (24/0404 UTC). The G3 Warning remains in effect until 5:00 am EDT (24/0900 UTC). Continue to monitor space weather conditions on our SWPC webpage.