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

48°F

9°C

Humidity 46%
Wind Speed N 6 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 18 Apr 10:00 PM PDT
Extended Forecast for

Moses Lake WA

  • Tonight

    Tonight: Partly cloudy, with a low around 40. North wind 5 to 7 mph.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 77. North wind 6 to 8 mph becoming east in the afternoon.

    High: 77 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 46. East wind around 6 mph becoming north after midnight.

    Low: 46 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 82. East wind around 7 mph.

    High: 82 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50. Southeast wind around 6 mph becoming northwest in the evening.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 10 percent chance of rain after 5pm. Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: A slight chance of rain, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 53. Chance of precipitation is 40%.

    Low: 53 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of rain. Mostly cloudy, with a high near 68.

    High: 68 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 40. North wind 5 to 7 mph.
Sunday
Partly sunny, with a high near 77. North wind 6 to 8 mph becoming east in the afternoon.
Sunday Night
Partly cloudy, with a low around 46. East wind around 6 mph becoming north after midnight.
Monday
Partly sunny, with a high near 82. East wind around 7 mph.
Monday Night
Partly cloudy, with a low around 50. Southeast wind around 6 mph becoming northwest in the evening.
Tuesday
A 10 percent chance of rain after 5pm. Partly sunny, with a high near 80.
Tuesday Night
A slight chance of rain, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 53. Chance of precipitation is 40%.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 68.
Wednesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 46.
Thursday
A 20 percent chance of rain before 11am. Mostly sunny, with a high near 66.
Thursday Night
Partly cloudy, with a low around 41.
Friday
Sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Sunny, with a high near 68.
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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:
10:01 pm PDT Apr 18, 2026
Forecast Valid:
10pm PDT Apr 18, 2026-6pm PDT Apr 25, 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