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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Saturday, June 14, 2025 11:22:22 UTC

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NOAA Scales

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Space Weather Conditions
on NOAA Scales
24-Hour Observed Maximums
R1
minor
S
none
G2
moderate
Latest Observed
R
none
S
none
G
none
Predicted 2025-06-14 UTC
R1-R2 40%
R3-R5 5%
S1 or greater 5%
G2
moderate
Predicted 2025-06-15 UTC
R1-R2 40%
R3-R5 5%
S1 or greater 5%
G1
minor
Predicted 2025-06-16 UTC
R1-R2 40%
R3-R5 5%
S1 or greater 5%
G1
minor
1
2
3
PrevNext
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R
none
S
none
G
none
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: 518 km/sec
  • Solar Wind Magnetic Fields: Bt 8 nT, Bz 7 nT
  • Noon 10.7cm Radio Flux: 143 sfu

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New Coronagraph Page Available
After Action Report of the 2024 Space Weather Simulation Exercise

Serving Essential Space Weather Communities

The Sun (EUV)

Solar Ultraviolet Image 195 Å (Angstrom)

The Aurora

Aurora ovation plot

Coronal Mass Ejections

CCOR-1 Coronagraph Image

GOES X-Ray Flux

Created with Highcharts 8.0.4SWPC Warning ThresholdABCMXChart context menuUpdated 2025-06-1411:19 UTCZoom6 Hour1 Day3 Day7 DayJun 12Jun 14

GOES Proton Flux

Created with Highcharts 8.0.4SWPC 10 MeV Warning ThresholdChart context menuLoading Data...Zoom6 Hour1 Day3 Day7 DayJun 12Jun 14
Created with Highcharts 8.0.4Universal TimeKp indexChart context menuEstimated Planetary K index (3 hour data)Jun 12Jun 13Jun 1403:0006:0009:0012:0015:0018:0021:0003:0006:0009:0012:0015:0018:0021:0003:0006:0009:0012:0015:0018:0021:00Jun 1501234567890123456789Space Weather Prediction CenterBegin: Thu, 12 Jun 2025 00:00:00 GMT
Updated Time: 2025-06-14T06:00:00.000Z
NOAA Scales Geomagnetic Storms
Kp < 5 Kp = 5 (G1) Kp = 6 (G2) Kp = 7 (G3) Kp = 8, 9- (G4) Kp = 9o (G5)