Mattawa, Washington Weather
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Weather Forecast for Mattawa, Washington : Grant County
Issued: 10:33 am PDT May 11, 2025 Latitude: 46.73791 Longitude: -119.9028234 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Monday Tuesday Wednesday Thursday Friday Saturday
20% chance of rain on Today Cloudy on Tonight 30% chance of rain on Monday Partly Sunny on Tuesday Mostly Sunny on Wednesday Mostly Sunny on Thursday Mostly Sunny on Friday Mostly Sunny on Saturday
High: 72°F Low: 46°F High: 71°F High: 72°F High: 74°F High: 74°F High: 75°F High: 74°F
Low: 47°F Low: 48°F Low: 45°F Low: 49°F Low: 50°F  
Rain Cloudy Rain Partly Sunny Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny
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Current Conditions at
YAKIMA - (KYKM)
63°
Mostly Clear
as of 9:53 AM PDST
Rel. Humidity: 45%
Dew Point: 41°F
Visibility: 10 Miles
Pressure: 29.76 in.
Flight Rule: VFR
Wind Data
5 MPH
Cloud Level(s): Few at 7500ft
Current Conditions at
ELLENSBURG - (KELN)
59°
Clear
as of 9:53 AM PDST
Rel. Humidity: 47%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 29.75 in.
Flight Rule: VFR
Wind Data
5 MPH
100° East
Cloud Level(s): Clear
Current Conditions at
MOSES LAKE - (KMWH)
61°
Cloudy
as of 9:52 AM PDST
Rel. Humidity: 44%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 29.77 in.
Flight Rule: VFR
Wind Data
8 MPH
180° South
Cloud Level(s): Broken at 7000ft, Solid Overcast at 8500ft
Current Conditions at
EPHRATA - (KEPH)
57°
Cloudy
as of 9:53 AM PDST
Rel. Humidity: 50%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 29.76 in.
Flight Rule: VFR
Wind Data
5 MPH
240° Southwest
Cloud Level(s): Solid Overcast at 6000ft
20% chance of rain Today Today... A 20 percent chance of showers. Mostly cloudy, with a high near 72. Southwest wind 5 to 9 mph.
Cloudy on Tonight Tonight... Partly cloudy, with a low around 46. West wind 5 to 11 mph, with gusts as high as 21 mph.
30% chance of rain Monday Monday... A 30 percent chance of showers after 11am. Mostly sunny, with a high near 71. West wind 5 to 9 mph, with gusts as high as 20 mph.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 47. West wind 9 to 11 mph, with gusts as high as 24 mph.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 72. West wind around 8 mph.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 48.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 74.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 45.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 74.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 49.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 75.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 50.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 74.
Current Radar Image


Sun Almanac for Mattawa, Washington
Sunrise: 05:29 AM
Sunset: 8:23 PM
Civil Sunrise:04:54 AM
Civil Sunset: 8:58 PM
Nautical Sunrise: 04:09 AM
Nautical Sunset: 9:43 PM
Astro Sunrise: 03:15 AM
Astro Sunset: 10:37 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.