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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Friday, September 04, 2015 14:36:12

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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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Wing Kp Model Output to Change
GOES-13 SXI Replaces GOES-15 SXI Data on the Web
Tuesday, September 01, 2015 20:55 UTC

September 1 marks the beginning of meteorological fall. Fall is a time for back-to-school, football, and cooler temperatures.

Friday, August 28, 2015 01:34 UTC

The Wing Kp model output will be modified as SWPC prepares to transition its

Thursday, August 20, 2015 17:00 UTC
On August 19, 2015 the primary source for Solar X-ray Imager (SXI) data changed from GOES-15 to GOES-13.
Wednesday, August 05, 2015 19:13 UTC

On July 16th the EPIC camera on NOAA/DSCOVR captured this image of the moon eclipsing the Earth.

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