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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Wednesday, June 28, 2023 01:21:03

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NOAA Scales

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Space Weather Conditions
on NOAA Scales
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
on NOAA Scales
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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Joint US-Canada 1D Geoelectric Field Map goes into SWPC operations
Space Weather Prediction Testbed Website Goes Live!
The aviation session at Space Weather Workshop.
Joint US-Canada 1D Geoelectric Field Map goes into SWPC operations
Wednesday, June 21, 2023 21:38 UTC

The Space Weather Prediction Center is pleased to announce the operational release of the joint US-Canada 1D geoelectric field map product.

Space Weather Prediction Testbed Website Goes Live!
Wednesday, June 21, 2023 21:32 UTC

The Space Weather Prediction Center (SWPC) is pleased to announce that the

Time-lapse of Solar Cycle 25 displays increasing activity on the Sun
Friday, June 02, 2023 15:41 UTC

Time-lapse of Solar Cycle 25 displays increasing activity on the Sun

Scientists and industry offer solutions to improve space weather observations, prediction
Thursday, April 27, 2023 21:14 UTC

April 27, 2023 – Space weather scientists, academia, industry, and end-users from across the world

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
Updated Time:
NOAA Scales Geomagnetic Storms
Kp < 5 Kp = 5 (G1) Kp = 6 (G2) Kp = 7 (G3) Kp = 8, 9- (G4) Kp = 9o (G5)