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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Friday, October 11, 2024 05:26:03

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NOAA Scales

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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

Space Weather Summary

  • Solar Wind Speed: km/sec
  • Solar Wind Magnetic Fields: Bt nT, Bz nT
  • Noon 10.7cm Radio Flux: sfu

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Wednesday, Oct 9th, Severe Geomagnetic Storm Media Briefing
G4 Geomagnetic Storm Watch with coronagraph image
G4 (Severe) Geomagnetic Storm Levels Continue to be Observed
Thursday, October 10, 2024 23:37 UTC

UPDATE!

CME Arrival at Earth has Occurred and Warnings have been Issued
Thursday, October 10, 2024 16:28 UTC

The anticipated coronal mass ejection (CME) arrived at Earth at 11:15am EDT at nearly 1.5 million miles per hour.

Wednesday, Oct 9th, Severe Geomagnetic Storm Media Briefing
Wednesday, October 09, 2024 21:00 UTC

Please visit https://www.youtube.com/watch?v=eBh5-uB77ns to view today's recorded Space W

G4 (Severe) Storm Watch for 10-11 October
Wednesday, October 09, 2024 14:44 UTC

A fast coronal mass ejection (CME) erupted from the Sun the evening of 8 October, 2024, and is likely to arrive at Earth on 10 October.

Serving Essential Space Weather Communities

The Sun (EUV)

Solar Ultraviolet Image

Coronal Mass Ejections

LASCO C3 Coronagraph Image

The Aurora

Aurora ovation plot

GOES X-Ray Flux

GOES Proton Flux
Updated Time:
NOAA Scales Geomagnetic Storms
Kp < 5 Kp = 5 (G1) Kp = 6 (G2) Kp = 7 (G3) Kp = 8, 9- (G4) Kp = 9o (G5)