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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Wednesday, December 07, 2022 01:17:12

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NOAA Scales

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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
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R
no data
S
no data
G
no data
Current Space Weather Conditions
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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Planetary K-Index Plot Changes
Experimental Aurora Dashboard Available
Monday, November 07, 2022 21:24 UTC

On or about November 14, 2022, at 1700 Universal Coordinated Time (UTC), the National Weather Service will deploy an update to the Planetary K inde

Wednesday, October 05, 2022 14:10 UTC

The initial August 30, 2022 deployment of the dynamic Planetary K-Index plots resulted in display issues for iPhone and Safari web browser Mac user

Thursday, September 29, 2022 19:22 UTC

On September 29, SWPC deployed a new experimental Aurora Dashboard.

Friday, August 26, 2022 18:20 UTC

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)