Winter Storm Warning CaliforniaState Weather Alerts

Winter Storm Warning
...hazardous Mountain Travel This Sunday... .a Winter Storm Is Expected To Bring Hazardous Winter Driving Conditions To The Northern Sierra Nevada And Mountains Of Western Plumas County On Sunday. The Heaviest Snow Is Expected Sunday Afternoon And Evening. Weekend Travel Through The Mountains Is Encouraged Before Sunday Morning If Possible. Snow Levels Will ...Read More.
Effective: January 20, 2019 at 9:00amExpires: January 21, 2019 at 4:00amTarget Area: West Slope Northern Sierra Nevada; Western Plumas County, Lassen Park

Computer Model Forecasts

Text Based:

Model Discussions:

ETA MOS Guidance:

NAM  MOS Guidance:

MRF  MOS Guidance:

AVN MOS Guidance:

AVN/ETA Model: Short Term Maps:

  • 250 mb Heights/Wind Speeds:          ETAAVN
  • 500 mb Heights/Absolute Vorticity:   ETAAVN
  • 700 mb Heights/Vertical Velocity:     ETAAVN
  • 850 mb Heights/Temperature:          ETAAVN
  • Accumulated Precipitation:              ETAAVN

MRF… Medium Range Forecasts:

High-Resolution Rapid Refresh (HRRR):

MM 5 Monterey Naval Post:

Additional Resources:

IMPERIAL COUNTY OBS: El Centro | Imperial