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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Wednesday, September 28, 2016 05:18:08

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NOAA Scales

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Space Weather Conditions
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
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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US-TEC Model Upgrade
DSCOVR location at L1
Tuesday, September 27, 2016 17:37 UTC

A G2 (Moderate) geomagnetic storm is in progress due to effects from a coronal hole high speed stream.

Tuesday, September 27, 2016 04:35 UTC

A G2 (Moderate) Geomagnetic Storm Watch has been issued for 28-30 September 2016 due to effects from the anticipated arrival of a recurrent coronal

Thursday, September 15, 2016 16:05 UTC

Early Deployment Update: SWPC will deploy the Total Electron Content model upgrade one week early, on Monday 9/19.

Thursday, June 23, 2016 20:40 UTC

Beginning at Noon EDT (1600 UTC) on Wednesday, July 27, 2016, SWPC will start using data from NOAA’s Deep Space Climate Observatory (DSCOVR) spacec

Serving Essential Space Weather Communities

The Sun's X-Rays

Solar X-Ray Imager Image

Coronal Mass Ejections

LASCO C3 Coronagraph Image

The Aurora

Aurora ovation plot

GOES X-Ray Flux

GOES X-Ray flux plot

GOES Proton Flux

GOES Proton Flux plot

Estimated Planetary K-Index

Planetary K Index plot