Heavy Rain Across the Southern US; Unsettled Pattern in the Pacific Northwest

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains Friday, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. High elevation snow and mixed precipitation and rain in the lower elevations will impact the Pacific Northwest this weekend before a stronger system moves in early next week. Read More >

Hazardous Weather Conditions

Special Weather Statement

Current conditions at

Sunnyside Municipal Airport (K1S5)

Lat: 46.3271°NLon: 119.9704°WElev: 768.0ft.

Clear

31°F

-1°C

Humidity	97%
Wind Speed	NNE 3 MPH
Barometer	30.2 in (1022.69 mb)
Dewpoint	31°F (-1°C)
Visibility	10.00 mi
Last update	12 Feb 10:55 PM PST

More Information:

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

Extended Forecast for

Prosser WA

Tonight
Low: 32 °F
Patchy Dense
Fog
Friday
High: 48 °F
Areas Dense
Fog then
Slight Chance
Rain
Friday Night
Low: 37 °F
Slight Chance
Rain then
Mostly Cloudy
Saturday
High: 48 °F
Slight Chance
Rain
Saturday Night
Low: 37 °F
Chance Rain
Sunday
High: 49 °F
Slight Chance
Rain/Snow
then Mostly
Cloudy
Sunday Night
Low: 34 °F
Mostly Cloudy
then Slight
Chance Rain
Washington's Birthday
High: 47 °F
Chance Rain
Monday Night
Low: 33 °F
Chance Rain

Detailed Forecast

Tonight

Patchy dense fog. Otherwise, partly cloudy, with a low around 32. Calm wind.

Friday

A 10 percent chance of rain after 4pm. Areas of dense fog before 10am. Otherwise, mostly cloudy, with a high near 48. Calm wind becoming south around 6 mph in the morning.

Friday Night

A 20 percent chance of rain before 10pm. Cloudy, with a low around 37. South wind around 6 mph.

Saturday

A 20 percent chance of rain after 10am. Cloudy, with a high near 48. West wind around 6 mph.

Saturday Night

A 50 percent chance of rain, mainly before 4am. Cloudy, with a low around 37. Light and variable wind. New precipitation amounts of less than a tenth of an inch possible.

Sunday

A slight chance of rain and snow before 10am. Mostly cloudy, with a high near 49. Chance of precipitation is 20%.

Sunday Night

A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 34.

Washington's Birthday

A 30 percent chance of rain, mainly after 10am. Mostly cloudy, with a high near 47.

Monday Night

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

Tuesday

A chance of rain and snow before 4pm, then a chance of rain. Snow level 1600 feet. Mostly cloudy, with a high near 47.

Tuesday Night

A chance of rain and snow. Snow level 1800 feet lowering to 1300 feet after midnight . Mostly cloudy, with a low around 32.