Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Hazardous Weather Conditions

Air Stagnation Advisory until January 1, 12:00 PM PST

Current conditions at

Tri-Cities Airport (KPSC)

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

Clear

27°F

-3°C

Humidity	92%
Wind Speed	N 0 MPH
Barometer	30.57 in (1035.22 mb)
Dewpoint	25°F (-4°C)
Visibility	10.00 mi
Last update	30 Dec 09:20 AM PST

More Information:

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

Extended Forecast for

6 Miles WNW West Richland WA

Air Stagnation Advisory December 30, 09:41am until January 1, 12:00pm

Click here for hazard details and duration

Air Stagnation Advisory

Air Stagnation Advisory December 30, 09:41am until January 1, 12:00pm
NOW until 12:00pm Thu
Air Stagnation Advisory
Today
High: 37 °F
Mostly Sunny
Tonight
Low: 27 °F
Mostly Clear
Wednesday
High: 34 °F
Partly Sunny
Wednesday Night
Low: 26 °F
Mostly Cloudy
New Year's Day
High: 33 °F
Chance
Rain/Snow
Thursday Night
Low: 31 °F
Chance
Rain/Snow
then Chance
Rain
Friday
High: 38 °F
Chance Rain
Friday Night
Low: 34 °F
Chance Rain

Detailed Forecast

Today

Mostly sunny, with a high near 37. North wind around 7 mph.

Tonight

Mostly clear, with a low around 27. Northwest wind 3 to 5 mph.

Wednesday

Partly sunny, with a high near 34. North wind 3 to 5 mph.

Wednesday Night

Mostly cloudy, with a low around 26. Light northwest wind.

New Year's Day

A chance of rain and snow, mainly after 4pm. Snow level 2000 feet rising to 3900 feet in the afternoon. Mostly cloudy, with a high near 33. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 30%.

Thursday Night

A chance of rain and snow before 10pm, then a chance of rain. Cloudy, with a low around 31. Chance of precipitation is 40%.

Friday

A 40 percent chance of rain. Mostly cloudy, with a high near 38.

Friday Night

A 50 percent chance of rain. Mostly cloudy, with a low around 34.

Saturday

A 30 percent chance of rain, mainly before 10am. Partly sunny, with a high near 46.

Saturday Night

A slight chance of rain before 10pm. Partly cloudy, with a low around 34.

Sunday

A slight chance of rain. Partly sunny, with a high near 43.