National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Storm Moving from Western into Central U.S. through Wednesday

A storm system moving over the Rockies Wednesday will bring marginal risks for excessive rainfall and severe thunderstorms from parts of New Mexico into western South Dakota. Moderate snow is expected from northwestern Wyoming into southern Montana. Read More >

Hazardous Weather Conditions

Current conditions at

Hermiston, Hermiston Municipal Airport (KHRI)

Lat: 45.82583°NLon: 119.26111°WElev: 636.0ft.

Clear

36°F

2°C

Humidity 96%
Wind Speed SSE 5 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 15 Oct 12:53 AM PDT
Extended Forecast for

2 Miles ENE Plymouth WA

Freeze Warning until October 15, 09:00am
Click here for hazard details and duration
Freeze Warning
  •  
    Freeze Warning until October 15, 09:00am

    NOW until 9:00am Wed

    Freeze Warning

  • Overnight

    Low: 32 °F

    Patchy Frost

  • Wednesday

    Wednesday: Areas of frost before 11am. Otherwise, sunny, with a high near 62. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 62 °F

    Areas Frost
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 33. South wind around 5 mph becoming calm in the evening.

    Low: 33 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 65. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 42. Southwest wind 7 to 9 mph.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

Detailed Forecast

Overnight
Patchy frost after 2am. Otherwise, mostly clear, with a low around 32. Calm wind.
Wednesday
Areas of frost before 11am. Otherwise, sunny, with a high near 62. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 33. South wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 65. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 42. Southwest wind 7 to 9 mph.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 39.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
A 40 percent chance of showers, mainly after 11pm. Mostly cloudy, with a low around 47.
Sunday
Showers likely, mainly before 11am. Mostly sunny, with a high near 64.
Sunday Night
A chance of showers. Partly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 60.
Monday Night
Partly cloudy, with a low around 37.
Tuesday
Mostly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Plymouth WA
 45.94°N 119.31°W (Elev. 400 ft)
Last Update:
10:15 pm PDT Oct 14, 2025
Forecast Valid:
1am PDT Oct 15, 2025-6pm PDT Oct 21, 2025
 
Forecast Discussion
 
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Additional Resources

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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