National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Current conditions at

Grant County Airport (KMWH)

Lat: 47.19299°NLon: 119.31451°WElev: 1168.0ft.

Clear

55°F

13°C

Humidity 62%
Wind Speed SW 11 MPH
Barometer 29.8 in (1009.14 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 09 Dec 12:20 AM PST
Extended Forecast for

Moses Lake WA

  • Overnight

    Overnight: A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 43. Breezy, with a southwest wind 16 to 18 mph, with gusts as high as 30 mph.

    Low: 43 °F

    Slight Chance
    Rain and
    Breezy

  • Tuesday

    Tuesday: A slight chance of rain before 7am, then rain after 1pm. High near 50. Southwest wind 6 to 11 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Slight Chance
    Rain then
    Rain

  • Tuesday Night

    Tuesday Night: Rain. Steady temperature around 44. South wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain. Mostly cloudy, with a high near 58. Southwest wind 10 to 13 mph, with gusts as high as 23 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 46. Southwest wind 8 to 10 mph.

    Low: 46 °F

    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain, mainly before 10am. Mostly cloudy, with a high near 56.

    High: 56 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 53.

    High: 53 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 43. Breezy, with a southwest wind 16 to 18 mph, with gusts as high as 30 mph.
Tuesday
A slight chance of rain before 7am, then rain after 1pm. High near 50. Southwest wind 6 to 11 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain. Steady temperature around 44. South wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 58. Southwest wind 10 to 13 mph, with gusts as high as 23 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 46. Southwest wind 8 to 10 mph.
Thursday
A 40 percent chance of rain, mainly before 10am. Mostly cloudy, with a high near 56.
Thursday Night
Mostly cloudy, with a low around 40.
Friday
Mostly cloudy, with a high near 53.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Mostly cloudy, with a high near 52.
Saturday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 40.
Sunday
A 20 percent chance of rain. Partly sunny, with a high near 51.
Sunday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 39.
Monday
A 40 percent chance of rain. Mostly cloudy, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Moses Lake WA
 47.12°N 119.31°W (Elev. 1050 ft)
Last Update:
10:06 pm PST Dec 8, 2025
Forecast Valid:
12am PST Dec 9, 2025-6pm PST Dec 15, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation