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 over western New York where up to two feet is forecast by late Thursday.
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Current conditions at

STEHEKIN-AIRSTRIP (STRW1)

Lat: 48.44°NLon: -120.53°WElev: 1230ft.

NA

34°F

1°C

Humidity 99%
Wind Speed NW 1 G 5 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 11 Feb 4:01 am PST
Extended Forecast for

8 Miles SE Washington Pass WA

Air Stagnation Advisory until February 13, 10:00am
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory until February 13, 10:00am

    NOW until
    10:00am Sat

    Air Stagnation Advisory

  • Overnight

    Overnight: A 20 percent chance of snow.  Mostly cloudy, with a steady temperature around 33. Calm wind.

    Slight Chance
    Snow

    Low: 33 °F

  • Thursday

    Thursday: Snow likely, mainly after 10am.  Cloudy, with a high near 39. Calm wind becoming east around 5 mph in the morning.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Snow Likely

    High: 39 °F

  • Thursday
    Night

    Thursday Night: Snow before 4am, then rain and snow.  Low around 33. Light east wind.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Snow then
    Rain/Snow

    Low: 33 °F

  • Friday

    Friday: Rain and snow before 10am, then rain showers likely between 10am and 4pm, then a chance of rain after 4pm.  High near 39. Calm wind becoming southwest around 5 mph in the afternoon.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Rain/Snow
    then Showers
    Likely

    High: 39 °F

  • Friday
    Night

    Friday Night: A chance of rain before 10pm, then rain and snow likely.  Cloudy, with a low around 28. Light and variable wind becoming west around 5 mph in the evening.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    Rain/Snow
    Likely

    Low: 28 °F

  • Saturday

    Saturday: Rain and snow showers likely, mainly after 4pm.  Mostly cloudy, with a high near 38. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Rain/Snow
    Likely

    High: 38 °F

  • Saturday
    Night

    Saturday Night: Rain and snow before 4am, then a chance of snow.  Low around 30. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    Rain/Snow

    Low: 30 °F

  • Sunday

    Sunday: A chance of snow before 10am, then a chance of rain.  Mostly cloudy, with a high near 40. Chance of precipitation is 50%.

    Chance
    Rain/Snow
    then Chance
    Rain

    High: 40 °F

Detailed Forecast

Overnight
A 20 percent chance of snow. Mostly cloudy, with a steady temperature around 33. Calm wind.
Thursday
Snow likely, mainly after 10am. Cloudy, with a high near 39. Calm wind becoming east around 5 mph in the morning. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Thursday Night
Snow before 4am, then rain and snow. Low around 33. Light east wind. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Friday
Rain and snow before 10am, then rain showers likely between 10am and 4pm, then a chance of rain after 4pm. High near 39. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday Night
A chance of rain before 10pm, then rain and snow likely. Cloudy, with a low around 28. Light and variable wind becoming west around 5 mph in the evening. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday
Rain and snow showers likely, mainly after 4pm. Mostly cloudy, with a high near 38. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday Night
Rain and snow before 4am, then a chance of snow. Low around 30. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Sunday
A chance of snow before 10am, then a chance of rain. Mostly cloudy, with a high near 40. Chance of precipitation is 50%.
Sunday Night
Rain likely. Cloudy, with a low around 36. Chance of precipitation is 70%.
Washington's Birthday
A 50 percent chance of rain. Cloudy, with a high near 46.
Monday Night
A 30 percent chance of rain. Cloudy, with a low around 33.
Tuesday
A 30 percent chance of rain. Cloudy, with a high near 45.
Tuesday Night
A 30 percent chance of rain. Cloudy, with a low around 29.
Wednesday
A slight chance of rain and snow. Cloudy, with a high near 43. Chance of precipitation is 20%.
Click Map For Forecast
Point Forecast:
8 Miles SE Washington Pass WA
 48.44°N 120.53°W (Elev. 3064 ft)
3:41 am PST Feb 11, 2016
5am PST Feb 11, 2016-6pm PST Feb 17, 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