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 >

Current conditions at

Sunnyside Municipal Airport (K1S5)

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

Clear

37°F

3°C

Humidity	89%
Wind Speed	N 0 MPH
Barometer	30.21 in (1023.03 mb)
Dewpoint	35°F (2°C)
Visibility	10.00 mi
Last update	12 Feb 06:35 PM PST

More Information:

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

Extended Forecast for

Prosser WA

Tonight
Low: 31 °F
Patchy Dense
Fog
Friday
High: 48 °F
Areas Dense
Fog then
Slight Chance
Rain
Friday Night
Low: 36 °F
Slight Chance
Rain then
Mostly Cloudy
Saturday
High: 47 °F
Slight Chance
Rain
Saturday Night
Low: 36 °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
then Chance
Rain/Snow

Detailed Forecast

Tonight

Patchy dense fog after 7pm. Otherwise, partly cloudy, with a low around 31. 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 5 mph in the afternoon.

Friday Night

A 20 percent chance of rain before 10pm. Cloudy, with a low around 36. South wind 3 to 5 mph.

Saturday

A 20 percent chance of rain after 10am. Cloudy, with a high near 47. West wind 3 to 5 mph.

Saturday Night

A 50 percent chance of rain, mainly before 4am. Cloudy, with a low around 36. Calm 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. Partly 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 chance of rain before 4am, then a chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 40%.

Tuesday

A chance of rain and snow before 4pm, then a chance of rain. Snow level 1600 feet. Mostly cloudy, with a high near 46.

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.