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

Severe Thunderstorms in the Southern Plains; Heavy to Excessive Rainfall in South Central Texas

Widespread rain may produce flash flooding across the Southern Plains into the Ozarks today. Numerous instances of flash flooding are expected in south-central Texas, including the Hill Country. There will also be a risk of isolated severe thunderstorms across the southern Plains today, where an instance or two of severe wind, hail, or a brief tornado may occur. Read More >

Current conditions at

Hermiston, Hermiston Municipal Airport (KHRI)

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

Overcast

49°F

9°C

Humidity 70%
Wind Speed SSE 5 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 20 Nov 01:53 PM PST
Extended Forecast for

8 Miles E Umatilla OR

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 50. Light southwest wind.

    High: 50 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 31. Light south wind.

    Low: 31 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 48. Light and variable wind becoming southwest around 5 mph in the morning.

    High: 48 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 30. Light southeast wind.

    Low: 30 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 47. Light and variable wind.

    High: 47 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of rain, mainly after 4pm. Partly sunny, with a high near 51.

    High: 51 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A 30 percent chance of rain, mainly before 10pm. Partly cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain

  • Monday

    Monday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 50. Light southwest wind.
Tonight
Mostly clear, with a low around 31. Light south wind.
Friday
Mostly sunny, with a high near 48. Light and variable wind becoming southwest around 5 mph in the morning.
Friday Night
Partly cloudy, with a low around 30. Light southeast wind.
Saturday
Mostly sunny, with a high near 47. Light and variable wind.
Saturday Night
Mostly cloudy, with a low around 32.
Sunday
A 30 percent chance of rain, mainly after 4pm. Partly sunny, with a high near 51.
Sunday Night
A 30 percent chance of rain, mainly before 10pm. Partly cloudy, with a low around 36.
Monday
Mostly sunny, with a high near 51.
Monday Night
Partly cloudy, with a low around 30.
Tuesday
A slight chance of rain. Partly sunny, with a high near 44.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 32.
Wednesday
A chance of rain. Mostly cloudy, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles E Umatilla OR
 45.91°N 119.18°W (Elev. 400 ft)
Last Update:
1:30 pm PST Nov 20, 2025
Forecast Valid:
2pm PST Nov 20, 2025-6pm PST Nov 26, 2025
 
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