Heavy Lake Effect Snow and Bitterly Cold Temperatures

A bitterly cold airmass will settle over much of the central and eastern U.S over the next several days. Well below normal temperatures and cold wind chills will be common. In addition, heavy lake effect snow will be possible especially downwind of Lakes Erie and Ontario, where up to one foot of additional snow is forecast by Sunday morning.
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Current conditions at

Lewiston, Lewiston-Nez Perce County Airport (KLWS)

Lat: 46.43°NLon: -117.01°WElev: 1437ft.

Overcast

8°C

47°F

Humidity 83%
Wind Speed ESE 9 MPH
Barometer 30.21 in (1023.4 mb)
Dewpoint 6°C (42°F)
Visibility 16 km
Wind Chill6°C (43°F)
Last update 12 Feb 12:56 am PST
Extended Forecast for

Lewiston ID

  • Overnight

    Overnight: Rain, mainly before 4am.  Low around 7. East wind around 11 km/h.  Chance of precipitation is 80%.

    Rain

    Low: 7 °C

  • Friday

    Friday: A 30 percent chance of rain, mainly after 10am.  Mostly cloudy, with a high near 14. Southeast wind 8 to 11 km/h.  New precipitation amounts of less than 1 mm possible.

    Chance Rain

    High: 14 °C

  • Friday
    Night

    Friday Night: A chance of rain before 10pm, then a chance of showers after 10pm.  Mostly cloudy, with a low around 6. Southwest wind 10 to 14 km/h.  Chance of precipitation is 50%. New precipitation amounts between 1 and 2.5 mm possible.

    Chance Rain

    Low: 6 °C

  • Saturday

    Saturday: A chance of showers before 4pm, then rain likely after 4pm.  Mostly cloudy, with a high near 13. West wind 11 to 16 km/h increasing to 19 to 24 km/h in the afternoon. Winds could gust as high as 34 km/h.  Chance of precipitation is 60%. New precipitation amounts between 1 and 2.5 mm possible.

    Rain Likely

    High: 13 °C

  • Saturday
    Night

    Saturday Night: Rain.  Low around 6. West wind 11 to 21 km/h becoming south in the evening.  Chance of precipitation is 80%. New precipitation amounts between 1 and 2.5 mm possible.

    Rain

    Low: 6 °C

  • Sunday

    Sunday: Rain likely, mainly before 10am.  Cloudy, with a high near 14. Chance of precipitation is 60%.

    Rain Likely

    High: 14 °C

  • Sunday
    Night

    Sunday Night: A 40 percent chance of rain.  Cloudy, with a low around 9.

    Chance Rain

    Low: 9 °C

  • Washington's
    Birthday

    Washington's Birthday: Mostly cloudy, with a high near 18.

    Mostly Cloudy

    High: 18 °C

  • Monday
    Night

    Monday Night: Cloudy, with a low around 9.

    Cloudy

    Low: 9 °C

Detailed Forecast

Overnight
Rain, mainly before 4am. Low around 7. East wind around 11 km/h. Chance of precipitation is 80%.
Friday
A 30 percent chance of rain, mainly after 10am. Mostly cloudy, with a high near 14. Southeast wind 8 to 11 km/h. New precipitation amounts of less than 1 mm possible.
Friday Night
A chance of rain before 10pm, then a chance of showers after 10pm. Mostly cloudy, with a low around 6. Southwest wind 10 to 14 km/h. Chance of precipitation is 50%. New precipitation amounts between 1 and 2.5 mm possible.
Saturday
A chance of showers before 4pm, then rain likely after 4pm. Mostly cloudy, with a high near 13. West wind 11 to 16 km/h increasing to 19 to 24 km/h in the afternoon. Winds could gust as high as 34 km/h. Chance of precipitation is 60%. New precipitation amounts between 1 and 2.5 mm possible.
Saturday Night
Rain. Low around 6. West wind 11 to 21 km/h becoming south in the evening. Chance of precipitation is 80%. New precipitation amounts between 1 and 2.5 mm possible.
Sunday
Rain likely, mainly before 10am. Cloudy, with a high near 14. Chance of precipitation is 60%.
Sunday Night
A 40 percent chance of rain. Cloudy, with a low around 9.
Washington's Birthday
Mostly cloudy, with a high near 18.
Monday Night
Cloudy, with a low around 9.
Tuesday
A 20 percent chance of rain. Cloudy, with a high near 17.
Tuesday Night
A 30 percent chance of rain. Cloudy, with a low around 8.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 15.
Wednesday Night
A 30 percent chance of rain. Cloudy, with a low around 7.
Thursday
A 40 percent chance of rain. Cloudy, with a high near 14.
Click Map For Forecast
Point Forecast:
Lewiston ID
 46.43°N 117.01°W (Elev. 239 m)
10:56 pm PST Feb 11, 2016
1am PST Feb 12, 2016-6pm PST Feb 18, 2016
 
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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