National Weather Service

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Discontinuation of the Max/Min Temperature and Precipitation Table Product (RTP/OSO) for all NWS Western Region Offices Effect July 7, 2026

Current conditions at

Grant County Regional Airport (KGCD)

Lat: 44.40287°NLon: 118.96715°WElev: 3675.0ft.

Clear

80°F

27°C

Humidity	19%
Wind Speed	N 3 MPH
Barometer	29.93 in (1013.55 mb)
Dewpoint	35°F (2°C)
Visibility	10.00 mi
Heat Index	79°F (26°C)
Last update	19 Jun 10:55 AM PDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Mount Vernon OR

Juneteenth
High: 95 °F
Increasing
Clouds
Tonight
Low: 57 °F
Mostly Cloudy
Saturday
High: 86 °F
Decreasing
Clouds
Saturday Night
Low: 46 °F
Mostly Clear
Sunday
High: 84 °F
Sunny
Sunday Night
Low: 47 °F
Clear
Monday
High: 90 °F
Sunny
Monday Night
Low: 51 °F
Clear
Tuesday
High: 97 °F
Sunny

Detailed Forecast

Juneteenth

Increasing clouds, with a high near 95. Calm wind becoming northwest 5 to 9 mph in the afternoon.

Tonight

Mostly cloudy, with a low around 57. Northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.

Saturday

Mostly cloudy, then gradually becoming sunny, with a high near 86. Light west wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 23 mph.

Saturday Night

Mostly clear, with a low around 46. Northwest wind 10 to 15 mph becoming light west after midnight. Winds could gust as high as 24 mph.

Sunday

Sunny, with a high near 84. Calm wind becoming northwest around 6 mph in the afternoon.

Sunday Night

Clear, with a low around 47.

Monday

Sunny, with a high near 90.

Monday Night

Clear, with a low around 51.

Tuesday

Sunny, with a high near 97.