Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday as gusty winds and low relative humidity continue. Read More >

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

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

NA

69°F

21°C

Humidity 30%
Wind Speed SW 5 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 19 Mar 12:25 PM PDT
Extended Forecast for

4 Miles SW Cascade Locks OR

  • This Afternoon

    This Afternoon: A 30 percent chance of rain.  Partly sunny, with a high near 65. West southwest wind 6 to 8 mph.

    High: 65 °F

    Chance Rain

  • Tonight

    Tonight: Rain likely, mainly between 10pm and 11pm.  Mostly cloudy, with a low around 51. Southwest wind around 6 mph.  Chance of precipitation is 60%.

    Low: 51 °F

    Rain Likely

  • Friday

    Friday: Rain likely, mainly after 1pm.  Mostly cloudy, with a high near 59. West southwest wind 6 to 9 mph, with gusts as high as 18 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Chance Rain
    then Rain
    Likely

  • Friday Night

    Friday Night: Rain before 5am, then a chance of rain and snow.  Low around 38. West wind 6 to 8 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 38 °F

    Rain then
    Rain/Snow
    Likely

  • Saturday

    Saturday: A chance of rain and snow before 8am, then a chance of snow between 8am and 2pm, then a slight chance of rain and snow after 2pm.  Snow level 3000 feet lowering to 2400 feet. Mostly sunny, with a high near 48. West wind around 7 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 48 °F

    Chance
    Rain/Snow
    then Slight
    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A 30 percent chance of rain. Partly sunny, with a high near 65. West southwest wind 6 to 8 mph.
Tonight
Rain likely, mainly between 10pm and 11pm. Mostly cloudy, with a low around 51. Southwest wind around 6 mph. Chance of precipitation is 60%.
Friday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 59. West southwest wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain before 5am, then a chance of rain and snow. Low around 38. West wind 6 to 8 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Saturday
A chance of rain and snow before 8am, then a chance of snow between 8am and 2pm, then a slight chance of rain and snow after 2pm. Snow level 3000 feet lowering to 2400 feet. Mostly sunny, with a high near 48. West wind around 7 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Mostly sunny, with a high near 53.
Sunday Night
Mostly cloudy, with a low around 35.
Monday
Mostly cloudy, with a high near 55.
Monday Night
A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 41.
Tuesday
Rain likely. Mostly cloudy, with a high near 54.
Tuesday Night
Rain, possibly mixed with snow. Cloudy, with a low around 36.
Wednesday
Rain, possibly mixed with snow. Snow level 4000 feet lowering to 3200 feet. Mostly cloudy, with a high near 45.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Cascade Locks OR
 45.63°N 121.93°W (Elev. 2418 ft)
10:26 am PDT Mar 19, 2026
12pm PDT Mar 19, 2026-6pm PDT Mar 25, 2026
 
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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