Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

Hazardous Weather Conditions

Air Stagnation Advisory in effect from December 29, 12:03 PM PST until January 1, 12:00 PM PST

Current conditions at

Tri-Cities Airport (KPSC)

Lat: 46.26955°NLon: 119.11813°WElev: 397.0ft.

Clear

25°F

-4°C

Humidity	85%
Wind Speed	N 0 MPH
Barometer	30.61 in (1036.57 mb)
Dewpoint	21°F (-6°C)
Visibility	10.00 mi
Last update	30 Dec 12:35 AM PST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Pasco WA

Air Stagnation Advisory until January 1, 12:00pm

Click here for hazard details and duration

Air Stagnation Advisory

Air Stagnation Advisory until January 1, 12:00pm
NOW until 12:00pm Thu
Air Stagnation Advisory
Overnight
Low: 25 °F
Partly Cloudy
Tuesday
High: 39 °F
Mostly Sunny
Tuesday Night
Low: 24 °F
Mostly Clear
then Patchy
Freezing Fog
Wednesday
High: 33 °F
Patchy
Freezing Fog
then Partly
Sunny
Wednesday Night
Low: 26 °F
Patchy
Freezing Fog
New Year's Day
High: 35 °F
Slight Chance
Rain/Snow
Thursday Night
Low: 29 °F
Chance Rain
Friday
High: 41 °F
Chance Rain

Detailed Forecast

Overnight

Partly cloudy, with a low around 25. Calm wind.

Tuesday

Mostly sunny, with a high near 39. Light northwest wind.

Tuesday Night

Patchy freezing fog after 1am. Mostly clear, with a low around 24. Calm wind.

Wednesday

Patchy freezing fog before 10am. Partly sunny, with a high near 33. Calm wind.

Wednesday Night

Patchy freezing fog after 10pm. Mostly cloudy, with a low around 26. Calm wind.

New Year's Day

A slight chance of rain and snow between 10am and 1pm, then a slight chance of rain after 1pm. Cloudy, with a high near 35. Chance of precipitation is 20%.

Thursday Night

A 30 percent chance of rain, mainly after 10pm. Mostly cloudy, with a low around 29.

Friday

A 30 percent chance of rain, mainly before 10am. Mostly cloudy, with a high near 41.

Friday Night

A 40 percent chance of rain. Mostly cloudy, with a low around 33.

Saturday

A chance of rain, mainly before 10am. Mostly cloudy, with a high near 45.

Saturday Night

A slight chance of rain. Mostly cloudy, with a low around 35.

Sunday

A slight chance of rain. Partly sunny, with a high near 47.