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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Saturday, April 04, 2020 13:22:15

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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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GOES-14 & 15 now in storage mode
NWS Spring Safety Campaign
Solar Cycle 25 Forecast
Wednesday, March 11, 2020 19:49 UTC
GOES-14 and GOES-15 have now been placed into storage mode. GOES-16 is now the primary and exclusive GOES source for space weather data.
Tuesday, March 03, 2020 04:17 UTC

The DSCOVR satellite has returned to operations and is now SWPC's primary source for RTSW data.

Tuesday, February 25, 2020 16:44 UTC

Spring is approaching and it is time to prepare for spring season weather hazards.

Monday, December 09, 2019 22:30 UTC

The NOAA/NASA co-chaired, international panel to forecast Solar Cycle 25 released their latest forecast for Solar Cycle 25.

Serving Essential Space Weather Communities

The Sun (EUV)

Solar Ultraviolet Image

Coronal Mass Ejections

LASCO C3 Coronagraph Image

The Aurora

Aurora ovation plot

GOES X-Ray Flux

GOES Proton Flux

Estimated Planetary K-Index

Planetary K Index plot