Critical Fire Weather in the Plains; Severe Thunderstorms in the Upper Mississippi Valley and Great Lakes

Anomalously warm, dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the Intermountain West into the central and southern Plains today. Strong to severe thunderstorms are possible across portions of the upper Mississippi River Valley to the Great Lakes tonight through the day Tuesday. Damaging gusts, hail, and heavy rainfall are likely. Read More >

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

Lat: 45.66931°NLon: 121.88484°WElev: 194.0ft.

NA

56°F

13°C

Humidity 27%
Wind Speed E 7 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Last update 30 Mar 03:36 PM PDT
Extended Forecast for

5 Miles E Cascade Locks OR

  • This Afternoon

    This Afternoon: Sunny, with a high near 53. East wind around 14 mph, with gusts as high as 24 mph.

    High: 53 °F

    Sunny

  • Tonight

    Tonight: A 30 percent chance of snow after 5am.  Snow level 2300 feet lowering to 900 feet after midnight . Increasing clouds, with a low around 39. East wind 11 to 14 mph, with gusts as high as 23 mph.  Little or no snow accumulation expected.

    Low: 39 °F

    Mostly Clear
    then Chance
    Snow

  • Tuesday

    Tuesday: A chance of rain and snow before 8am, then a chance of rain.  Snow level 1000 feet rising to 4100 feet in the afternoon. Mostly cloudy, with a high near 51. East wind 7 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 51 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 11pm.  Mostly cloudy, with a low around 44. East wind around 6 mph becoming west after midnight.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain.  High near 49. East wind 5 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 49 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Low around 40. Chance of precipitation is 100%.

    Low: 40 °F

    Rain

  • Thursday

    Thursday: Rain.  Snow level 2000 feet rising to 3000 feet in the afternoon. High near 49. Breezy.  Chance of precipitation is 90%.

    High: 49 °F

    Rain and
    Breezy

  • Thursday Night

    Thursday Night: A chance of rain before 11pm.  Partly cloudy, with a low around 39. Breezy.

    Low: 39 °F

    Chance Rain
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 53. East wind around 14 mph, with gusts as high as 24 mph.
Tonight
A 30 percent chance of snow after 5am. Snow level 2300 feet lowering to 900 feet after midnight . Increasing clouds, with a low around 39. East wind 11 to 14 mph, with gusts as high as 23 mph. Little or no snow accumulation expected.
Tuesday
A chance of rain and snow before 8am, then a chance of rain. Snow level 1000 feet rising to 4100 feet in the afternoon. Mostly cloudy, with a high near 51. East wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 44. East wind around 6 mph becoming west after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain. High near 49. East wind 5 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Rain. Low around 40. Chance of precipitation is 100%.
Thursday
Rain. Snow level 2000 feet rising to 3000 feet in the afternoon. High near 49. Breezy. Chance of precipitation is 90%.
Thursday Night
A chance of rain before 11pm. Partly cloudy, with a low around 39. Breezy.
Friday
Mostly sunny, with a high near 59.
Friday Night
Mostly clear, with a low around 42.
Saturday
Sunny, with a high near 65.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Mostly sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Cascade Locks OR
 45.7°N 121.79°W (Elev. 157 ft)
3:41 pm PDT Mar 30, 2026
3pm PDT Mar 30, 2026-6pm PDT Apr 5, 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