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

70°F

21°C

Humidity 35%
Wind Speed W 5 MPH
Barometer 29.71 in (1006.1 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 20 Apr 08:35 PM PDT
Extended Forecast for

Moses Lake WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. North wind around 6 mph.

    Low: 50 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 78. East wind 5 to 10 mph becoming southwest in the afternoon.

    High: 78 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 50. West wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 50 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain likely, mainly before 11am. Mostly cloudy, with a high near 67. West wind 10 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 67 °F

    Rain Likely
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 44. Breezy, with a northwest wind 10 to 18 mph, with gusts as high as 30 mph.

    Low: 44 °F

    Slight Chance
    Rain and
    Breezy then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 50. North wind around 6 mph.
Tuesday
Partly sunny, with a high near 78. East wind 5 to 10 mph becoming southwest in the afternoon.
Tuesday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 50. West wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 67. West wind 10 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 44. Breezy, with a northwest wind 10 to 18 mph, with gusts as high as 30 mph.
Thursday
Mostly sunny, with a high near 68.
Thursday Night
Mostly clear, with a low around 41.
Friday
Sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 39.
Saturday
Sunny, with a high near 67.
Saturday Night
Mostly clear, with a low around 40.
Sunday
Sunny, with a high near 70.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Sunny, with a high near 72.
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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:
3:36 pm PDT Apr 20, 2026
Forecast Valid:
8pm PDT Apr 20, 2026-6pm PDT Apr 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