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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Friday, September 20, 2019 04:12:40

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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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NWS 2019 Fall Safety Campaign
Solar Cycle 25 Preliminary Forecast
National Space Weather Strategy & Executive Order on EMP
Thursday, August 29, 2019 19:10 UTC

Get ready for fall weather hazards by visiting our National Weather Service Fall Safety website

Thursday, June 13, 2019 19:53 UTC

SWPC is pleased to announce the successful implementation of the upgraded WSA-Enlil heliospheric model v2.0 (the first upgrade since the initial im

Tuesday, June 11, 2019 04:03 UTC

The NOAA/NASA co-chaired international panel to forecast Solar Cycle 25 released a preliminary forecast for Solar Cycle 25 on April 5, 2019.

Friday, April 05, 2019 19:32 UTC

The White House recently released the

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