NOAA Logo

NWS Logo

Organizations

Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Sunday, January 21, 2018 22:16:05

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

G1-Minor Geomagnetic Storms in Progress, G2-Moderate Possible

G1-Minor Geomagnetic Storms in Progress, G2-Moderate Possible
published: Saturday, August 29, 2015 22:28 UTC

G1-Minor geomagnetic storm levels are still in progress as effects from the coronal mass ejection (CME) continue to influence the Earth's magnetic field. A G2-Moderate geomagnetic storm warning has also been issued for the latter half of the UTC day for August 28th, 2015. Stay tuned for updates!