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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

DEE FLAT (DEFO)

Lat: 45.58639°NLon: 121.64056°WElev: 1260.0ft.

NA

46°F

8°C

Humidity 91%
Wind Speed WSW 0 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 20 Mar 05:15 AM PDT
Extended Forecast for

8 Miles E Cascade Locks OR

  • Today

    Today: Rain likely, mainly after 3pm. Partly sunny, with a high near 63. Breezy, with a west northwest wind 13 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.

    High: 63 °F

    Breezy.
    Chance Rain
    then Rain
    Likely

  • Tonight

    Tonight: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 44. Breezy, with a west wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain Likely
    and Breezy

  • Saturday

    Saturday: A 30 percent chance of rain before 11am. Mostly sunny, with a high near 53. Breezy, with a west wind 16 to 20 mph, with gusts as high as 30 mph.

    High: 53 °F

    Breezy.
    Chance Rain
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35. Breezy, with a west wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 35 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Areas of frost between 8am and 9am. Otherwise, mostly sunny, with a high near 57. West wind 8 to 11 mph, with gusts as high as 20 mph.

    High: 57 °F

    Areas Frost
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 59.

    High: 59 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of rain after 11pm. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain. Mostly cloudy, with a high near 58.

    High: 58 °F

    Rain

Detailed Forecast

Today
Rain likely, mainly after 3pm. Partly sunny, with a high near 63. Breezy, with a west northwest wind 13 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Tonight
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 44. Breezy, with a west wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A 30 percent chance of rain before 11am. Mostly sunny, with a high near 53. Breezy, with a west wind 16 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 35. Breezy, with a west wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday
Areas of frost between 8am and 9am. Otherwise, mostly sunny, with a high near 57. West wind 8 to 11 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
Mostly cloudy, with a high near 59.
Monday Night
A chance of rain after 11pm. Mostly cloudy, with a low around 44.
Tuesday
Rain. Mostly cloudy, with a high near 58.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 41. Breezy.
Wednesday
Rain likely. Mostly cloudy, with a high near 49. Breezy.
Wednesday Night
A chance of rain. Snow level 3700 feet lowering to 2100 feet after midnight . Partly cloudy, with a low around 34. Breezy.
Thursday
A slight chance of rain. Snow level 1700 feet rising to 2900 feet in the afternoon. Sunny, with a high near 54. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles E Cascade Locks OR
 45.71°N 121.7°W (Elev. 200 ft)
Last Update:
5:41 am PDT Mar 20, 2026
Forecast Valid:
6am PDT Mar 20, 2026-6pm PDT Mar 26, 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