December 4th, 2015 

Space Weather Message Code: WATA20

Issue Time: 2:31 PM

Geomagnetic Storm Category G1

Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.

Latitude Range: South of Alaska. Also cuts through Canada and Russia.

Induced Currents - Weak changes in power grids.

Spacecraft - Minor impact on satellite operations possible.

Aurora - Aurora may be visible at high latitudes, such as northern Michigan and Maine.

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Space Weather Message Code: ALTEF3

Issue Time: 7:26 AM

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu

Begin Time: 11:10 AM

Yesterday Maximum 2MeV Flux: 1538 pfu

Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.


Solar Wind Speeds: 367.3 km/sec

K-index: 1