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Arctic Air Plunges into the Great Lakes, Northeast and Mid-Atlantic

Arctic air dropping through the northern and eastern U.S. and a storm off the east coast will bring periods of snow, very cold wind chills and hazardous traveling conditions from the Upper Great Lakes to the Northeast. Meanwhile in southern California, Santa Ana winds will decrease but hot, dry air will remain over the area with elevated fire weather conditions. Read More >

Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

Lat: 46.37472°NLon: 117.01444°WElev: 1437ft.

Overcast

-1°C

30°F

Humidity 86%
Wind Speed calm
Barometer 30.55 in
Dewpoint -3°C (27°F)
Visibility 16 km
Last update 13 Dec 4:05 pm PST
Extended Forecast for

Lewiston ID

Air Stagnation Advisory until December 15, 10:00am
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory until December 15, 10:00am

    NOW until
    10:00am Fri

    Air Stagnation Advisory

  • This
    Afternoon

    This Afternoon: Cloudy, with a high near 2. Calm wind.

    Cloudy

    High: 2 °C

  • Tonight

    Tonight: Patchy freezing fog after midnight. Cloudy, with a low around -2. Calm wind.

    Mostly Cloudy
    then Patchy
    Freezing Fog

    Low: -2 °C

  • Thursday

    Thursday: Cloudy, with a high near 2. East wind 5 to 8 km/h becoming calm  in the afternoon.

    Cloudy

    High: 2 °C

  • Thursday
    Night

    Thursday Night: Cloudy, with a low around -1. Calm wind.

    Cloudy

    Low: -1 °C

  • Friday

    Friday: Snow likely between 10am and 1pm, then rain likely after 1pm.  Cloudy, with a high near 4. Calm wind.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    Snow Likely
    then
    Rain/Snow
    Likely

    High: 4 °C

  • Friday
    Night

    Friday Night: A chance of rain and snow before 9pm, then a chance of snow between 9pm and 10pm, then a slight chance of rain after 10pm.  Mostly cloudy, with a low around -1. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Chance
    Rain/Snow
    then Slight
    Chance Rain

    Low: -1 °C

  • Saturday

    Saturday: Mostly cloudy, with a high near 4.

    Mostly Cloudy

    High: 4 °C

  • Saturday
    Night

    Saturday Night: Mostly cloudy, with a low around -1.

    Mostly Cloudy

    Low: -1 °C

Detailed Forecast

This Afternoon
Cloudy, with a high near 2. Calm wind.
Tonight
Patchy freezing fog after midnight. Cloudy, with a low around -2. Calm wind.
Thursday
Cloudy, with a high near 2. East wind 5 to 8 km/h becoming calm in the afternoon.
Thursday Night
Cloudy, with a low around -1. Calm wind.
Friday
Snow likely between 10am and 1pm, then rain likely after 1pm. Cloudy, with a high near 4. Calm wind. Chance of precipitation is 60%. Little or no snow accumulation expected.
Friday Night
A chance of rain and snow before 9pm, then a chance of snow between 9pm and 10pm, then a slight chance of rain after 10pm. Mostly cloudy, with a low around -1. Chance of precipitation is 50%. Little or no snow accumulation expected.
Saturday
Mostly cloudy, with a high near 4.
Saturday Night
Mostly cloudy, with a low around -1.
Sunday
Mostly cloudy, with a high near 4.
Sunday Night
Mostly cloudy, with a low around 1.
Monday
Mostly cloudy, with a high near 6.
Monday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 1.
Tuesday
Mostly cloudy, with a high near 6.
Tuesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 1.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 7.
Click Map For Forecast
Point Forecast:
Lewiston ID
 46.43°N 117.01°W (Elev. 239 m)
2:37 pm PST Dec 13, 2017
4pm PST Dec 13, 2017-6pm PST Dec 20, 2017
 
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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