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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Friday, December 26, 2014 15:00:28

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NOAA Scales

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Space Weather Conditions
R
no data
S
no data
G
no data
R
no data
S
no data
G
no data
Yesterday
R
no data
S
no data
G
no data
Today's Max Observed
R
no data
S
no data
G
no data
Now
R
no data
S
no data
G
no data
Predicted: Rest of Today
R1-R2 --
R3-R5 --
S1 or greater --
G
no data
Tomorrow
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
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

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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NOAA's 2015 SBIR Solicitation is Now Open
Tuesday, December 23, 2014 23:36 UTC

If you have questions about the new website, we likely answer them here.

Tuesday, December 23, 2014 14:39 UTC

Following three previous coronal mass ejection (CME) arrivals over the past couple of days, a fourth CME arrived at Earth at approximately 1117 UTC

Friday, December 19, 2014 17:36 UTC

NOAA hosted a media teleconference to provide details about NOAA’s Deep Space Climate Observatory (DSC

Thursday, November 06, 2014 15:28 UTC

The NOAA FY2015 Small Business Innovation Research (SBIR) Solicitation is now open. Research topics for FY15 can be found in Section 8 starting on

Serving Essential Space Weather Communities

The Sun's X-Rays

Solar X-Ray Imager Image

Coronal Mass Ejections

LASCO C3 Coronagraph Image

The Aurora

Aurora ovation plot

GOES X-Ray Flux

GOES X-Ray flux plot

GOES Proton Flux

GOES Proton Flux plot

Estimated Planetary K-Index

Planetary K Index plot