Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Northeast; Heavy Rain Returns to California

An Alberta clipper will bring lake effect snow downwind of the Great Lakes, with the highest snow totals downwind of Lakes Erie and Ontario. Snow squalls may impact New Year's Eve travel during the evening and overnight hours across parts of the Great Lakes, Ohio Valley, and Northeast. Heavy rain will bring a flash flooding threat for southern California on New Year's Eve into New Year's Day. Read More >

Hazardous Weather Conditions

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

Current conditions at

Hermiston, Hermiston Municipal Airport (KHRI)

Lat: 45.82583°NLon: 119.26111°WElev: 636.0ft.

Clear

28°F

-2°C

Humidity	88%
Wind Speed	N 0 MPH
Barometer	30.4 in (1029.46 mb)
Dewpoint	25°F (-4°C)
Visibility	10.00 mi
Last update	30 Dec 05:53 PM PST

More Information:

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

Extended Forecast for

8 Miles E Umatilla OR

Air Stagnation Advisory December 30, 06:13pm until January 1, 12:00pm

Click here for hazard details and duration

Air Stagnation Advisory

Air Stagnation Advisory December 30, 06:13pm until January 1, 12:00pm
NOW until 12:00pm Thu
Air Stagnation Advisory
Tonight
Low: 26 °F
Clear then
Patchy
Freezing Fog
Wednesday
High: 34 °F
Patchy
Freezing Fog
then Mostly
Sunny
Wednesday Night
Low: 24 °F
Partly Cloudy
then Patchy
Freezing Fog
New Year's Day
High: 34 °F
Patchy
Freezing Fog
then Chance
Rain
Thursday Night
Low: 29 °F
Rain/Freezing
Rain Likely
and Patchy
Fog
Friday
High: 39 °F
Chance
Rain/Freezing
Rain and
Patchy Fog
Friday Night
Low: 32 °F
Chance Rain
Saturday
High: 48 °F
Chance Rain

Detailed Forecast

Tonight

Patchy freezing fog after 4am. Increasing clouds, with a low around 26. Calm wind.

Wednesday

Patchy freezing fog before 7am. Partly sunny, with a high near 34. Calm wind.

Wednesday Night

Patchy freezing fog after 4am. Partly cloudy, with a low around 24. Calm wind.

New Year's Day

A 30 percent chance of rain after 4pm. Patchy freezing fog before 7am. Mostly cloudy, with a high near 34. Calm wind.

Thursday Night

A chance of rain or freezing rain before 10pm, then freezing rain likely between 10pm and 1am, then rain or freezing rain likely after 1am. Patchy fog after 1am. Otherwise, cloudy, with a low around 29. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Friday

A chance of rain or freezing rain before 10am, then a slight chance of rain. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 39. Chance of precipitation is 40%.

Friday Night

A 50 percent chance of rain. Mostly cloudy, with a low around 32.

Saturday

A 40 percent chance of rain, mainly after 4pm. Partly sunny, with a high near 48.

Saturday Night

A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 36.

Sunday

Mostly cloudy, with a high near 48.

Sunday Night

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

Monday

A slight chance of rain. Mostly cloudy, with a high near 46.