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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Sunday, May 05, 2024 15:05:09

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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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POSTPONED
Strong (R3) Flare Activity Observed - 05 May 2024
Sunday, May 05, 2024 15:01 UTC

Region 3663 produced X1 flares (R3/Strong) at 0601 UTC and 1154 UTC on 05 May, in addition to multiple M-class flares (R1-R2/Minor-Moderate) over t

G1-G2 (Minor-Moderate) Geomagnetic Storm Watches 05-06 May 2024
Saturday, May 04, 2024 03:28 UTC

A G1 (Minor) geomagnetic storm watch has been issued for 05 May and a G2 (Moderate) has been issued for 06 May (UTC Day) due to the potential arriv

R3 (Strong) Radio Blackout Observed at 03/0222 UTC
Friday, May 03, 2024 03:15 UTC

A strong X-ray flare event reaching the X1.6 level from Region 3663 was observed at 03/0222 UTC.

Network Outage Rescheduled for 13 May 2024
Tuesday, April 23, 2024 20:25 UTC

The required Space Weather Prediction Center (SWPC) major network upgrade has been rescheduled for Monday, 13 May, 2024.

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)