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

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

Lat: 46.37472°NLon: 117.01444°WElev: 1437.0ft.

Overcast

39°F

4°C

Humidity 48%
Wind Speed WSW 4 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 14 Mar 10:20 PM PDT
Extended Forecast for

Clarkston WA

Flood Advisory until March 15, 12:00pm
Click here for hazard details and duration
Flood Advisory
  •  
    Flood Advisory until March 15, 12:00pm

    NOW until 12:00pm Sun

    Flood Advisory

  • Tonight

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 51. Calm wind becoming east around 6 mph in the afternoon.

    High: 51 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 50 percent chance of rain.  Cloudy, with a low around 42. Light east wind.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Chance Rain

  • Monday

    Monday: A 30 percent chance of rain.  Cloudy, with a high near 61. Southeast wind 3 to 6 mph.

    High: 61 °F

    Chance Rain

  • Monday Night

    Monday Night: A 30 percent chance of rain before 11pm.  Mostly cloudy, with a low around 48. Southeast wind around 6 mph.

    Low: 48 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 11am.  Mostly cloudy, with a high near 70.

    High: 70 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain.  Mostly cloudy, with a low around 50.

    Low: 50 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: A 20 percent chance of rain after 11am.  Partly sunny, with a high near 73.

    High: 73 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 32. West wind 5 to 9 mph becoming calm after midnight.
Sunday
Partly sunny, with a high near 51. Calm wind becoming east around 6 mph in the afternoon.
Sunday Night
A 50 percent chance of rain. Cloudy, with a low around 42. Light east wind. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 30 percent chance of rain. Cloudy, with a high near 61. Southeast wind 3 to 6 mph.
Monday Night
A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 48. Southeast wind around 6 mph.
Tuesday
A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 70.
Tuesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 50.
Wednesday
A 20 percent chance of rain after 11am. Partly sunny, with a high near 73.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 53.
Thursday
A 20 percent chance of rain. Mostly cloudy, with a high near 75.
Thursday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 53.
Friday
Partly sunny, with a high near 77.
Friday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 53.
Saturday
A 20 percent chance of rain. Mostly cloudy, with a high near 74.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Clarkston WA
 46.42°N 117.04°W (Elev. 761 ft)
10:16 pm PDT Mar 14, 2026
10pm PDT Mar 14, 2026-6pm PDT Mar 21, 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