Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

STEHEKIN-AIRSTRIP (STRW1)

Lat: 48.34694°NLon: 120.72028°WElev: 1230.0ft.

NA

48°F

9°C

Humidity 31%
Wind Speed NNW 4 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility NA
Wind Chill47°F (8°C)
Last update 14 Mar 01:01 PM PDT
Extended Forecast for

Trinity WA

  • This Afternoon

    This Afternoon: A 40 percent chance of snow showers.  Partly sunny, with a high near 32. Northwest wind around 10 mph, with gusts as high as 21 mph.  Total daytime snow accumulation of 1 to 2 inches possible.

    High: 32 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 17. North wind 3 to 7 mph.

    Low: 17 °F

    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of snow, mainly after 2pm.  Partly sunny, with a high near 38. Light and variable wind.  New snow accumulation of less than one inch possible.

    High: 38 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Snow before 2am, then rain, possibly mixed with snow.  Low around 29. Calm wind becoming west around 6 mph after midnight.  Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 29 °F

    Snow then
    Rain/Snow

  • Monday

    Monday: Rain, possibly mixed with snow, becoming all rain after 8am.  High near 47. West wind around 7 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 47 °F

    Rain/Snow
    then Rain

  • Monday Night

    Monday Night: Rain.  Low around 39. Chance of precipitation is 80%.

    Low: 39 °F

    Rain

  • Tuesday

    Tuesday: Rain.  High near 49. Chance of precipitation is 90%.

    High: 49 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 39. Chance of precipitation is 90%.

    Low: 39 °F

    Rain

  • Wednesday

    Wednesday: Rain.  High near 49. Chance of precipitation is 90%.

    High: 49 °F

    Rain

Detailed Forecast

This Afternoon
A 40 percent chance of snow showers. Partly sunny, with a high near 32. Northwest wind around 10 mph, with gusts as high as 21 mph. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Partly cloudy, with a low around 17. North wind 3 to 7 mph.
Sunday
A 40 percent chance of snow, mainly after 2pm. Partly sunny, with a high near 38. Light and variable wind. New snow accumulation of less than one inch possible.
Sunday Night
Snow before 2am, then rain, possibly mixed with snow. Low around 29. Calm wind becoming west around 6 mph after midnight. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Monday
Rain, possibly mixed with snow, becoming all rain after 8am. High near 47. West wind around 7 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Monday Night
Rain. Low around 39. Chance of precipitation is 80%.
Tuesday
Rain. High near 49. Chance of precipitation is 90%.
Tuesday Night
Rain. Low around 39. Chance of precipitation is 90%.
Wednesday
Rain. High near 49. Chance of precipitation is 90%.
Wednesday Night
Rain. Low around 38. Chance of precipitation is 80%.
Thursday
Rain. High near 50. Chance of precipitation is 80%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.
Friday
Rain likely. Mostly cloudy, with a high near 52. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Trinity WA
 48.08°N 120.84°W (Elev. 3346 ft)
12:47 pm PDT Mar 14, 2026
1pm PDT Mar 14, 2026-6pm PDT Mar 20, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database