National Weather Service United States Department of Commerce

Back-to-Back Pacific Storms to Impact the West Coast; Heavy Snow in the Central Appalachians

Back-to-back powerful Pacific storm systems to impact the Pacific Northwest and northern California through the end of this week with heavy rain, flooding, strong winds, and higher elevation mountain snow. A strong, long-duration atmospheric river will accompany the Pacific storms, bringing excessive rainfall and flash flooding to southwest Oregon and northwest California through the week. Read More >

Station     PAFC     Elevation  144 FT
Wed Nov 20 14:20:02 UTC 2024

Morning Vent Factor:

Temperature           10 Deg F
Mixing Depth MSL      0 m
Mixing Depth AGL      0 m
Transport Wind        1.54 m/s
Vent Factor           0

Forecast for Afternoon Vent Factor:

Temperature           15 Deg F
Mixing Depth MSL      46.5 m
Mixing Depth AGL      3.3 m
Transport Wind        1.54 m/s
Vent Factor           4

 Vent Factor is considered a measure of the volume rate of horizontal transport of air within the mixing layer, per unit distance, normal to the wind. Units are measured in square meters per second or knot-feet.