Dangerous Winter Storm over the Northern Plains, Severe Weather in the southeast U.S.

A significant winter storm will bring heavy snow and blizzard conditions over portions of the northern Plains, primarily North Dakota through Tuesday. Snowfall amounts could reach one foot leading to dangerous travel conditions. Strong winds and very cold temperatures will also yield sub zero wind chill readings. Over the southeast U.S, strong to severe thunderstorms will be possible on Tuesday. Read More >

Current conditions at

Bonneville Dam (BNDW)

Lat: 45.64778°NLon: 121.93111°WElev: 79ft.

NA

37°F

3°C

Humidity 97%
Wind Speed ENE 1 G 3 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 06 Dec 4:00 am PST
Extended Forecast for

4 Miles SW Cascade Locks OR

  • Overnight

    Overnight: A 20 percent chance of showers.  Mostly cloudy, with a low around 32. West northwest wind around 7 mph.

    Slight Chance
    Showers

    Low: 32 °F

  • Tuesday

    Tuesday: A 20 percent chance of showers before 10am.  Mostly cloudy, then gradually becoming sunny, with a high near 38. West northwest wind around 5 mph becoming calm.

    Slight Chance
    Showers then
    Mostly Sunny

    High: 38 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 25. Light east wind increasing to 13 to 18 mph in the evening. Winds could gust as high as 31 mph.

    Mostly Clear

    Low: 25 °F

  • Wednesday

    Wednesday: Increasing clouds, with a high near 32. Breezy, with an east wind 22 to 26 mph, with gusts as high as 40 mph.

    Increasing
    Clouds and
    Breezy

    High: 32 °F

  • Wednesday
    Night

    Wednesday Night: Snow, mainly after 10pm. The snow could be heavy at times.  Low around 21. Breezy, with an east wind 21 to 24 mph, with gusts as high as 37 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Breezy.
    Slight Chance
    Snow then
    Heavy Snow

    Low: 21 °F

  • Thursday

    Thursday: Snow before 1pm, then snow and freezing rain between 1pm and 4pm, then rain and snow, possibly mixed with freezing rain after 4pm. The snow could be heavy at times.  High near 28. Breezy.  Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    Breezy. Heavy
    Snow then
    Wintry Mix

    High: 28 °F

  • Thursday
    Night

    Thursday Night: Rain, possibly mixed with freezing rain, becoming all rain after 10pm.  Low around 31. Breezy.  Chance of precipitation is 100%.

    Rain/Freezing
    Rain and
    Breezy then
    Showers

    Low: 31 °F

  • Friday

    Friday: Showers.  Cloudy, with a high near 40.

    Showers

    High: 40 °F

  • Friday
    Night

    Friday Night: Showers.  Cloudy, with a low around 35.

    Showers

    Low: 35 °F

Detailed Forecast

Overnight
A 20 percent chance of showers. Mostly cloudy, with a low around 32. West northwest wind around 7 mph.
Tuesday
A 20 percent chance of showers before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 38. West northwest wind around 5 mph becoming calm.
Tuesday Night
Mostly clear, with a low around 25. Light east wind increasing to 13 to 18 mph in the evening. Winds could gust as high as 31 mph.
Wednesday
Increasing clouds, with a high near 32. Breezy, with an east wind 22 to 26 mph, with gusts as high as 40 mph.
Wednesday Night
Snow, mainly after 10pm. The snow could be heavy at times. Low around 21. Breezy, with an east wind 21 to 24 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Thursday
Snow before 1pm, then snow and freezing rain between 1pm and 4pm, then rain and snow, possibly mixed with freezing rain after 4pm. The snow could be heavy at times. High near 28. Breezy. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Thursday Night
Rain, possibly mixed with freezing rain, becoming all rain after 10pm. Low around 31. Breezy. Chance of precipitation is 100%.
Friday
Showers. Cloudy, with a high near 40.
Friday Night
Showers. Cloudy, with a low around 35.
Saturday
Showers. Cloudy, with a high near 41.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 33.
Sunday
A chance of showers. Mostly cloudy, with a high near 40.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 34.
Monday
A chance of showers. Mostly cloudy, with a high near 40.
Click Map For Forecast
Point Forecast:
4 Miles SW Cascade Locks OR
 45.65°N 121.93°W (Elev. 200 ft)
3:34 am PST Dec 6, 2016
5am PST Dec 6, 2016-6pm PST Dec 12, 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