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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Tuesday, October 21, 2014 13:30:02

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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
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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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Change Ahead!
An announcement to take a survey of the new webpage

Get Ready! The new Space Weather Prediction Center website is almost here!  

Region 2192 continues to produce M-class (R1-Minor) flare activity as it transits the solar disk.

Region 2192, the relatively large region that rotated on to the visible disk on October 17th, produced a R3 (Strong) Solar Flare Radio B

As the Space Weather Prediction Center prepares to make its new website operational near the end of September, we are pleased to announce the avail

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