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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Saturday, June 01, 2024 13:42:18

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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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X1.4
G2 Moderate Storm levels likely. Aurora in forest image. Event timing.
X1.4 Flare from Region 3697
Saturday, June 01, 2024 13:40 UTC

AR 3697 produced another X-class flare. This one peaked at X1.4 at 01/0848 UTC. No CME was detected in coronagraph imagery. 

Strong (R3) Flare Activity Observed - 31 May 2024
Friday, May 31, 2024 22:38 UTC

SWPC Region 3697 produced an impulsive X1.1/2b flare (R3/Strong) at 31/2203 UTC.  

June 11: Planned Network Outage
Friday, May 31, 2024 16:10 UTC

On Tuesday, June 11, between 1500 UTC and 2100 UTC, SWPC will perform a major network upgrade.

G2 Moderate Storm levels possible on 31 May - 01 Jun
Wednesday, May 29, 2024 22:26 UTC

A CME associated with the X1.4 flare, produced by Region 3697 earlier in the period, is likely to enhance the Earth's magnetic field late on 31 May

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)