Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

DEE FLAT (DEFO)

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

NA

47°F

8°C

Humidity 92%
Wind Speed SSW 2 MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Last update 12 Apr 08:45 AM PDT
Extended Forecast for

7 Miles ESE Cascade Locks OR

  • Today

    Today: Showers, mainly after 11am.  Snow level 5900 feet. High near 43. Breezy, with a west wind 10 to 18 mph, with gusts as high as 26 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 43 °F

    Showers and
    Breezy

  • Tonight

    Tonight: Rain and snow showers likely before 3am, then a chance of snow showers.  Snow level 5700 feet lowering to 4400 feet after midnight . Mostly cloudy, with a low around 35. Windy, with a west wind 22 to 25 mph, with gusts as high as 32 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 35 °F

    Windy.
    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Monday

    Monday: Snow showers likely.  Mostly cloudy, with a high near 38. Windy, with a west wind around 25 mph, with gusts as high as 36 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 38 °F

    Snow Showers
    Likely and
    Windy

  • Monday Night

    Monday Night: A 40 percent chance of snow showers before 11pm.  Mostly cloudy, with a low around 34. Windy, with a west wind 22 to 24 mph, with gusts as high as 32 mph.  Little or no snow accumulation expected.

    Low: 34 °F

    Windy. Chance
    Snow Showers
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Snow, mainly after 11am.  High near 36. Windy, with a west southwest wind 22 to 26 mph, with gusts as high as 39 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Snow and
    Windy

  • Tuesday Night

    Tuesday Night: Snow. The snow could be heavy at times.  Low around 31. Very windy.  Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

    Low: 31 °F

    Heavy Snow
    and Very
    Windy

  • Wednesday

    Wednesday: Snow before 11am, then snow showers after 11am. Some thunder is also possible.  High near 33. Windy.  Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 33 °F

    Snow and
    Windy

  • Wednesday Night

    Wednesday Night: Snow, mainly before 11pm.  Mostly cloudy, with a low around 28. Windy.

    Low: 28 °F

    Snow and
    Windy

  • Thursday

    Thursday: A chance of snow.  Partly sunny, with a high near 36. Breezy.

    High: 36 °F

    Chance Snow
    and Breezy

Detailed Forecast

Today
Showers, mainly after 11am. Snow level 5900 feet. High near 43. Breezy, with a west wind 10 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Rain and snow showers likely before 3am, then a chance of snow showers. Snow level 5700 feet lowering to 4400 feet after midnight . Mostly cloudy, with a low around 35. Windy, with a west wind 22 to 25 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Monday
Snow showers likely. Mostly cloudy, with a high near 38. Windy, with a west wind around 25 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Monday Night
A 40 percent chance of snow showers before 11pm. Mostly cloudy, with a low around 34. Windy, with a west wind 22 to 24 mph, with gusts as high as 32 mph. Little or no snow accumulation expected.
Tuesday
Snow, mainly after 11am. High near 36. Windy, with a west southwest wind 22 to 26 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow. The snow could be heavy at times. Low around 31. Very windy. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.
Wednesday
Snow before 11am, then snow showers after 11am. Some thunder is also possible. High near 33. Windy. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Wednesday Night
Snow, mainly before 11pm. Mostly cloudy, with a low around 28. Windy.
Thursday
A chance of snow. Partly sunny, with a high near 36. Breezy.
Thursday Night
A slight chance of snow before 11pm. Partly cloudy, with a low around 29. Breezy.
Friday
Mostly sunny, with a high near 41.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Mostly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles ESE Cascade Locks OR
 45.63°N 121.77°W (Elev. 4442 ft)
8:41 am PDT Apr 12, 2026
9am PDT Apr 12, 2026-6pm PDT Apr 18, 2026
 
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Additional Resources

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