NOAA Logo

NWS Logo

Organizations

Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Wednesday, April 24, 2024 20:53:38

Main menu

NOAA Scales mini

minimize icon
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
maximize icon
R
no data
S
no data
G
no data
Current Space Weather Conditions
on NOAA Scales
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

News Archive

Previous SWPC news items.

News Archive

Originally Postedsort descending
Ovation Aurora Forecast Model G1 Minor geomagnetic activity Saturday, July 11, 2015 - 07:02
21st Century Blue Marble Tuesday, July 21, 2015 - 16:56
Power Interuption at SWPC Thursday, July 30, 2015 - 01:45
Negative Polarity Coronal Hole High Speed Streams G1 (Minor) Geomagnetic Storms Likely on 31 July and 01 August Thursday, July 30, 2015 - 22:30
No more 'Dark side of the Moon' Wednesday, August 5, 2015 - 19:13

Pages