Air Quality Concerns; Fire Weather in the West; Flash Flooding in the Southeast

Wildfire smoke continues to result in poor air quality from the Upper Midwest into the Northeast. Multiple days of hot, dry and windy conditions are expected to bring fire weather concerns for portions of the Four Corners region into the central Great Basin and Rockies. Heavy rainfall and a flash flooding threat continues in the Southeast. Severe thunderstorms continue across the Northern Plains Read More >

Station     PAFC     Elevation  144 FT
Sun Aug  3 13:20:02 UTC 2025

Morning Vent Factor:

Temperature           52 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            Deg F
Mixing Depth MSL      0 m
Mixing Depth AGL      0 m
Transport Wind        1.54 m/s
Vent Factor           0

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.

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Air Quality Concerns; Fire Weather in the West; Flash Flooding in the Southeast

Anchorage Vent Factor