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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Tuesday, May 14, 2024 18:42:15

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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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R3 Strong radio blackout/GOES SUVI imagery
Two R3 Strong radio blackouts/GOES SUVI imagery
OUTAGE: SWPC Product Subscription Service
Tuesday, May 14, 2024 18:39 UTC

SWPC's Product Subscription Service is currently experiencing irregularities and may be unreliable.

Region 3664 not done yet! Produces X8.7 flare...largest of the solar cycle!
Tuesday, May 14, 2024 17:29 UTC

Region 3664 produced yet ANOTHER X-ray flare as it moves beyond the Western solar limb!!

Two R3 Strong Radio Blackouts in past 12 hours
Tuesday, May 14, 2024 13:44 UTC

Region 3664 continues to produce large X-ray flares as it continues its transit of the western limb.

G2 Watch in Effect for May 14
Monday, May 13, 2024 23:01 UTC

Another CME may arrive at Earth and lead to increased geomagnetic activity. 

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)