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Significant Snowfall for Washington Cascades and Northern Rocky Mountains

A cold front will linger for several days from the Pacific Northwest to portions of the northern Plains early this week. Cold temperatures and copious moisture will combine to produce several feet of snow into the mountain passes, with up to 4 feet of snow down to 4000 feet in the northern Rockies. Travel through mountain passes will be very difficult. Read More >

Current conditions at

STEVENS PASS (TSTEV)

Lat: 47.7459°NLon: 121.0891°WElev: 4090ft.

Mixed Prcp

33°F

1°C

Humidity 98%
Wind Speed NA
Barometer NA
Dewpoint 33°F (1°C)
Visibility 1.24 mi
Last update 18 Dec 2:33 am PST
Extended Forecast for

10 Miles SSW Trinity WA

Winter Storm Watch December 18, 04:00pm until December 20, 01:00am
Click here for hazard details and duration
Winter Storm Watch
  • Overnight

    Overnight: Rain. The rain could be heavy at times.  Low around 32. Northwest wind around 8 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Heavy Rain

    Low: 32 °F

  • Monday

    Monday: Rain before 4pm, then snow, possibly mixed with rain.  High near 35. Northwest wind 8 to 10 mph.  Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    Rain then
    Rain/Snow

    High: 35 °F

  • Monday
    Night

    Monday Night: Snow. The snow could be heavy at times.  Low around 29. Northwest wind around 6 mph becoming light and variable  in the evening.  Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    Heavy Snow

    Low: 29 °F

  • Tuesday

    Tuesday: Rain before 1pm, then snow between 1pm and 4pm, then rain and snow likely after 4pm. The rain and snow could be heavy at times.  High near 34. Light and variable wind becoming south around 6 mph in the morning.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    Heavy Rain
    then
    Rain/Snow

    High: 34 °F

  • Tuesday
    Night

    Tuesday Night: Rain and snow likely before 10pm, then a chance of snow.  Cloudy, with a low around 25. West wind around 7 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Rain/Snow
    Likely then
    Chance Snow

    Low: 25 °F

  • Wednesday

    Wednesday: A 30 percent chance of snow before 10am.  Partly sunny, with a high near 30. New snow accumulation of less than a half inch possible.

    Chance Snow
    then Mostly
    Sunny

    High: 30 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 15.

    Partly Cloudy

    Low: 15 °F

  • Thursday

    Thursday: Partly sunny, with a high near 26.

    Partly Sunny

    High: 26 °F

  • Thursday
    Night

    Thursday Night: A 40 percent chance of snow before 4am.  Mostly cloudy, with a low around 19.

    Chance Snow

    Low: 19 °F

Detailed Forecast

Overnight
Rain. The rain could be heavy at times. Low around 32. Northwest wind around 8 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain before 4pm, then snow, possibly mixed with rain. High near 35. Northwest wind 8 to 10 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Monday Night
Snow. The snow could be heavy at times. Low around 29. Northwest wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
Tuesday
Rain before 1pm, then snow between 1pm and 4pm, then rain and snow likely after 4pm. The rain and snow could be heavy at times. High near 34. Light and variable wind becoming south around 6 mph in the morning. Chance of precipitation is 100%. Little or no snow accumulation expected.
Tuesday Night
Rain and snow likely before 10pm, then a chance of snow. Cloudy, with a low around 25. West wind around 7 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday
A 30 percent chance of snow before 10am. Partly sunny, with a high near 30. New snow accumulation of less than a half inch possible.
Wednesday Night
Partly cloudy, with a low around 15.
Thursday
Partly sunny, with a high near 26.
Thursday Night
A 40 percent chance of snow before 4am. Mostly cloudy, with a low around 19.
Friday
A 20 percent chance of snow after 10am. Partly sunny, with a high near 25.
Friday Night
Partly cloudy, with a low around 10.
Saturday
Mostly sunny, with a high near 18.
Saturday Night
Partly cloudy, with a low around 8.
Sunday
Mostly sunny, with a high near 19.
Click Map For Forecast
Point Forecast:
10 Miles SSW Trinity WA
 47.92°N 120.89°W (Elev. 2510 ft)
2:25 am PST Dec 18, 2017
3am PST Dec 18, 2017-6pm PST Dec 24, 2017
 
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