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

53°F

12°C

Humidity 39%
Wind Speed SSW 8 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Last update 21 Mar 05:45 PM PDT
Extended Forecast for

8 Miles E Cascade Locks OR

  • Tonight

    Tonight: Areas of frost after 5am.  Otherwise, clear, with a low around 35. Breezy, with a west wind 16 to 21 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 30 mph.

    Low: 35 °F

    Clear and
    Breezy then
    Areas Frost

  • Sunday

    Sunday: Areas of frost before 7am.  Otherwise, sunny, with a high near 58. West northwest wind 6 to 8 mph becoming east in the morning.

    High: 58 °F

    Areas Frost
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 40. Calm wind becoming east northeast 5 to 7 mph in the evening.

    Low: 40 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 58. West wind 8 to 10 mph.

    High: 58 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of showers after 11pm.  Mostly cloudy, with a low around 46. West wind 7 to 10 mph.

    Low: 46 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Showers.  High near 54. Breezy.  Chance of precipitation is 100%.

    High: 54 °F

    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain.  Low around 42. Breezy.  Chance of precipitation is 90%.

    Low: 42 °F

    Breezy. Rain
    then Rain
    Likely

  • Wednesday

    Wednesday: Rain.  Mostly cloudy, with a high near 53. Windy.

    High: 53 °F

    Rain and
    Windy

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly before 11pm.  Snow level 3700 feet lowering to 1900 feet after midnight . Mostly cloudy, with a low around 36. Windy.

    Low: 36 °F

    Chance Rain
    and Windy

Detailed Forecast

Tonight
Areas of frost after 5am. Otherwise, clear, with a low around 35. Breezy, with a west wind 16 to 21 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 30 mph.
Sunday
Areas of frost before 7am. Otherwise, sunny, with a high near 58. West northwest wind 6 to 8 mph becoming east in the morning.
Sunday Night
Mostly cloudy, with a low around 40. Calm wind becoming east northeast 5 to 7 mph in the evening.
Monday
Partly sunny, with a high near 58. West wind 8 to 10 mph.
Monday Night
A 40 percent chance of showers after 11pm. Mostly cloudy, with a low around 46. West wind 7 to 10 mph.
Tuesday
Showers. High near 54. Breezy. Chance of precipitation is 100%.
Tuesday Night
Rain. Low around 42. Breezy. Chance of precipitation is 90%.
Wednesday
Rain. Mostly cloudy, with a high near 53. Windy.
Wednesday Night
A chance of rain, mainly before 11pm. Snow level 3700 feet lowering to 1900 feet after midnight . Mostly cloudy, with a low around 36. Windy.
Thursday
A slight chance of rain. Snow level 1700 feet rising to 2900 feet in the afternoon. Mostly sunny, with a high near 54. Breezy.
Thursday Night
Mostly clear, with a low around 36. Breezy.
Friday
Sunny, with a high near 58. Breezy.
Friday Night
Mostly clear, with a low around 39.
Saturday
Mostly sunny, with a high near 60. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles E Cascade Locks OR
 45.71°N 121.7°W (Elev. 200 ft)
5:41 pm PDT Mar 21, 2026
6pm PDT Mar 21, 2026-6pm PDT Mar 28, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database