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

Grant County Airport (KMWH)

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

Clear

64°F

18°C

Humidity 45%
Wind Speed SW 8 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 20 Mar 06:15 PM PDT
Extended Forecast for

Moses Lake WA

  • Tonight

    Tonight: A slight chance of rain between 8pm and 2am. Mostly cloudy, with a low around 42. West wind 8 to 13 mph. Chance of precipitation is 20%.

    Low: 42 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 58. West wind 8 to 14 mph, with gusts as high as 23 mph.

    High: 58 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. West wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 56. Southwest wind 5 to 9 mph.

    High: 56 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34. South wind 5 to 8 mph becoming light and variable in the evening.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 59.

    High: 59 °F

    Mostly Cloudy

  • Monday Night

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

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly after 11am. Cloudy, with a high near 57.

    High: 57 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

Detailed Forecast

Tonight
A slight chance of rain between 8pm and 2am. Mostly cloudy, with a low around 42. West wind 8 to 13 mph. Chance of precipitation is 20%.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 58. West wind 8 to 14 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around 31. West wind 6 to 11 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 56. Southwest wind 5 to 9 mph.
Sunday Night
Mostly cloudy, with a low around 34. South wind 5 to 8 mph becoming light and variable in the evening.
Monday
Mostly cloudy, with a high near 59.
Monday Night
Mostly cloudy, with a low around 40.
Tuesday
A 30 percent chance of rain, mainly after 11am. Cloudy, with a high near 57.
Tuesday Night
A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 40.
Wednesday
Mostly sunny, with a high near 58.
Wednesday Night
Partly cloudy, with a low around 31.
Thursday
Sunny, with a high near 55.
Thursday Night
Mostly clear, with a low around 31.
Friday
Mostly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Moses Lake WA
 47.12°N 119.28°W (Elev. 1115 ft)
Last Update:
5:21 pm PDT Mar 20, 2026
Forecast Valid:
6pm PDT Mar 20, 2026-6pm PDT Mar 27, 2026
 
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