Heavy Rainfall and Flooding Concerns in the Southwest; Coastal Low to Impact the East Coast

Deep tropical moisture will lead to widespread showers and thunderstorms capable of producing flash flooding through early next week over the Southwest and Four Corners. A coastal storm is expected to develop off the southeast U.S. coast tonight and is expected to strengthen and bring flooding, dangerous rip currents, gusty winds and heavy rain up much of the East Coast through early next week. Read More >

Current conditions at

Hermiston, Hermiston Municipal Airport (KHRI)

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

Overcast

54°F

12°C

Humidity 76%
Wind Speed SSW 14 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 11 Oct 01:35 AM PDT
Extended Forecast for

Irrigon OR

  • Overnight

    Overnight: A 50 percent chance of showers.  Mostly cloudy, with a low around 47. Southwest wind around 14 mph, with gusts as high as 24 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers before 8am, then a chance of showers after 11am.  Mostly sunny, with a high near 63. Southwest wind 14 to 21 mph, with gusts as high as 33 mph.  Chance of precipitation is 40%.

    High: 63 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers.  Mostly cloudy, with a low around 47. Breezy, with a southwest wind 21 to 23 mph, with gusts as high as 39 mph.

    Low: 47 °F

    Chance
    Showers and
    Breezy

  • Sunday

    Sunday: A 40 percent chance of showers, mainly after 11am.  Mostly cloudy, with a high near 58. Southwest wind 16 to 20 mph, with gusts as high as 31 mph.

    High: 58 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly after 11pm.  Cloudy, with a low around 44. Southwest wind 6 to 13 mph becoming east after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Showers
    Likely

  • Columbus Day

    Columbus Day: A 40 percent chance of showers before 11am.  Mostly cloudy, with a high near 57.

    High: 57 °F

    Chance
    Showers then
    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Overnight
A 50 percent chance of showers. Mostly cloudy, with a low around 47. Southwest wind around 14 mph, with gusts as high as 24 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of showers before 8am, then a chance of showers after 11am. Mostly sunny, with a high near 63. Southwest wind 14 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 40%.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 47. Breezy, with a southwest wind 21 to 23 mph, with gusts as high as 39 mph.
Sunday
A 40 percent chance of showers, mainly after 11am. Mostly cloudy, with a high near 58. Southwest wind 16 to 20 mph, with gusts as high as 31 mph.
Sunday Night
Showers likely, mainly after 11pm. Cloudy, with a low around 44. Southwest wind 6 to 13 mph becoming east after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Columbus Day
A 40 percent chance of showers before 11am. Mostly cloudy, with a high near 57.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Sunny, with a high near 60.
Tuesday Night
Mostly clear, with a low around 36.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 37.
Thursday
Sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 41.
Friday
A slight chance of showers. Mostly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
Irrigon OR
 45.89°N 119.48°W (Elev. 308 ft)
10:37 pm PDT Oct 10, 2025
1am PDT Oct 11, 2025-6pm PDT Oct 17, 2025
 
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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