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

Severe Thunderstorms and Heavy Rainfall from the Lower Mississippi Valley to the Mid-Atlantic; Active Pattern Continues in Hawaii

Scattered severe thunderstorms are expected today from the ArkLaTex and Lower Mississippi Valley through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat today from east Texas into New York. A powerful kona storm will continue to impact Hawaii through Saturday, bringing heavy rainfall, strong winds, and severe thunderstorms. Read More >

Hazardous Weather Conditions

Current conditions at

Hermiston, Hermiston Municipal Airport (KHRI)

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

Overcast

55°F

13°C

Humidity 54%
Wind Speed WNW 5 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 11 Mar 02:35 PM PDT
Extended Forecast for

Umatilla OR

High Wind Warning March 11, 05:00pm until March 12, 11:00am
Click here for hazard details and duration
High Wind Warning

  • This Afternoon

    This Afternoon: A 30 percent chance of rain, mainly after 5pm. Cloudy, with a high near 60. Southwest wind around 20 mph, with gusts as high as 30 mph.

    High: 60 °F

    Chance Rain

  • Tonight

    Tonight: A 40 percent chance of rain, mainly after 2am. Mostly cloudy, with a low around 46. Southwest wind around 21 mph, with gusts as high as 33 mph.

    Low: 46 °F

    Chance Rain

  • Thursday

    Thursday: A 50 percent chance of rain. Cloudy, with a high near 55. Breezy, with a southwest wind 20 to 23 mph, with gusts as high as 33 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Chance Rain
    and Breezy

  • Thursday Night

    Thursday Night: Rain likely, mainly after 8pm. Cloudy, with a low around 41. Southwest wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Rain Likely

  • Friday

    Friday: Rain likely. Cloudy, with a high near 55. Southwest wind 6 to 8 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely. Cloudy, with a low around 41. Chance of precipitation is 70%.

    Low: 41 °F

    Rain Likely

  • Saturday

    Saturday: A 30 percent chance of rain before 11am. Mostly sunny, with a high near 55.

    High: 55 °F

    Chance Rain
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of rain and snow before 11am, then a chance of rain. Snow level 1300 feet rising to 2800 feet in the afternoon. Mostly cloudy, with a high near 52. Chance of precipitation is 30%.

    High: 52 °F

    Chance
    Rain/Snow
    then Chance
    Rain

Detailed Forecast

This Afternoon
A 30 percent chance of rain, mainly after 5pm. Cloudy, with a high near 60. Southwest wind around 20 mph, with gusts as high as 30 mph.
Tonight
A 40 percent chance of rain, mainly after 2am. Mostly cloudy, with a low around 46. Southwest wind around 21 mph, with gusts as high as 33 mph.
Thursday
A 50 percent chance of rain. Cloudy, with a high near 55. Breezy, with a southwest wind 20 to 23 mph, with gusts as high as 33 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain likely, mainly after 8pm. Cloudy, with a low around 41. Southwest wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain likely. Cloudy, with a high near 55. Southwest wind 6 to 8 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain likely. Cloudy, with a low around 41. Chance of precipitation is 70%.
Saturday
A 30 percent chance of rain before 11am. Mostly sunny, with a high near 55.
Saturday Night
Mostly cloudy, with a low around 33.
Sunday
A slight chance of rain and snow before 11am, then a chance of rain. Snow level 1300 feet rising to 2800 feet in the afternoon. Mostly cloudy, with a high near 52. Chance of precipitation is 30%.
Sunday Night
A chance of rain, mainly before 11pm. Cloudy, with a low around 41.
Monday
A slight chance of rain. Mostly cloudy, with a high near 69.
Monday Night
Mostly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 72.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Umatilla OR
 45.91°N 119.33°W (Elev. 400 ft)
Last Update:
2:31 pm PDT Mar 11, 2026
Forecast Valid:
2pm PDT Mar 11, 2026-6pm PDT Mar 17, 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