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

43°F

6°C

Humidity 56%
Wind Speed N 4 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 21 May 05:20 AM PDT
Extended Forecast for

Moses Lake WA

  • Today

    Today: Increasing clouds, with a high near 78. Northeast wind 5 to 8 mph becoming calm in the afternoon.

    High: 78 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 50. Light and variable wind becoming south around 6 mph.

    Low: 50 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 83. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 53. South wind 5 to 7 mph becoming light and variable in the evening.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 86. Light and variable wind becoming southwest 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    Showers

  • Memorial Day

    Memorial Day: A 20 percent chance of showers. Partly sunny, with a high near 70.

    High: 70 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Increasing clouds, with a high near 78. Northeast wind 5 to 8 mph becoming calm in the afternoon.
Tonight
Partly cloudy, with a low around 50. Light and variable wind becoming south around 6 mph.
Friday
Sunny, with a high near 83. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 53. South wind 5 to 7 mph becoming light and variable in the evening.
Saturday
Mostly sunny, with a high near 86. Light and variable wind becoming southwest 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 49.
Memorial Day
A 20 percent chance of showers. Partly sunny, with a high near 70.
Monday Night
A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 43.
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 30 percent chance of showers. Mostly sunny, with a high near 74.
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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:
4:31 am PDT May 21, 2026
Forecast Valid:
5am PDT May 21, 2026-6pm PDT May 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