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

73°F

23°C

Humidity 17%
Wind Speed SE 9 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 21 May 07:20 PM PDT
Extended Forecast for

Moses Lake WA

  • Tonight

    Tonight: Mostly clear, with a low around 49. Light and variable wind becoming south around 5 mph.

    Low: 49 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52. South wind 5 to 7 mph becoming light and variable in the evening.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 86. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 52. West wind 6 to 15 mph, with gusts as high as 28 mph.

    Low: 52 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Memorial Day

    Memorial Day: A 20 percent chance of showers after 11am. Partly sunny, with a high near 74.

    High: 74 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Slight Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 49. Light and variable wind becoming south around 5 mph.
Friday
Sunny, with a high near 82. Calm wind becoming south 5 to 7 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 52. South wind 5 to 7 mph becoming light and variable in the evening.
Saturday
Sunny, with a high near 86. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 52. West wind 6 to 15 mph, with gusts as high as 28 mph.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Mostly cloudy, with a low around 51.
Memorial Day
A 20 percent chance of showers after 11am. Partly sunny, with a high near 74.
Monday Night
A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 45.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Sunny, with a high near 75.
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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:
4:16 pm PDT May 21, 2026
Forecast Valid:
7pm PDT May 21, 2026-6pm PDT May 28, 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