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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Saturday, May 26, 2018 15:42:35

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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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Space Weather Strategy RFI
Solar Cycle 24 Plot
DSCOVR
Wednesday, May 09, 2018 16:30 UTC
The National Science and Technology Council has announced its intent to update the National Space Weather Strategy. A Request for Information (RF
Thursday, April 26, 2018 19:18 UTC

Current solar cycle 24 is declining more quickly than forecast.

Thursday, April 26, 2018 19:17 UTC

NOAA’s Deep Space Climate Observatory (DSCOVR) remains the nation’s primary real-time solar wind (RTSW) monitoring spacecraft.

Thursday, April 26, 2018 19:17 UTC

Sunspots are dark areas that become apparent at the Sun’s photosphere as a result of intense magnetic flux pushing up from further within the solar

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