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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Monday, July 15, 2024 14:36:20

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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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Forecast Highlight 15-18 July: R1-R2 Events Remain Likely
Forecast Highlight 15-18 July: R1-R2 Events Remain Likely
Monday, July 15, 2024 14:33 UTC

An abundance of sunspot groups are present on the visible solar disk and R1-R2 (Minor-Moderate) flares remain likely 15-18 July.

GOES-U Satellite Successfully Launched!
Monday, July 15, 2024 13:13 UTC

GOES-U, which will be renamed GOES-19 once in orbit, successfully launched from Florida on June 25.

Request for Information on Space Weather Scales
Monday, July 15, 2024 13:13 UTC

SWPC is seeking information from interested parties regarding a possible revision to the Space Weather Scales (SWS).

New Path for Space Weather Collaboration Among Federal Agencies
Monday, July 15, 2024 13:13 UTC

Space weather scientists at NOAA and experts across the government celebrated a new collaborative effort to improve space weather forecasts and services to mitigate impacts of space weather.

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)