National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Hazardous Weather Conditions

Current conditions at

BULLFROG (TBULL)

Lat: 47.1821°NLon: 121.0313°WElev: 1989.0ft.

Rain

38°F

3°C

Humidity 97%
Wind Speed WNW 5 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility 1.24 mi
Wind Chill34°F (1°C)
Last update 09 Dec 04:02 AM PST
Extended Forecast for

4 Miles N Roslyn WA

Flood Watch until December 12, 07:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until December 12, 07:00am

    NOW until 7:00am Fri

    Flood Watch

  • Overnight

    Low: 35 °F

    Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of rain and snow before 10am, then rain between 10am and 4pm, then rain and snow after 4pm. High near 43. Northwest wind around 6 mph becoming calm in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 43 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain, possibly mixed with snow, becoming all rain after 10pm. The rain could be heavy at times. Temperature rising to around 45 by 4am. Calm wind becoming west around 5 mph after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 37 °F⇑

    Rain/Snow
    then Heavy
    Rain

  • Wednesday

    Wednesday: Rain. The rain could be heavy at times. High near 51. West wind 6 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 51 °F

    Heavy Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 42. West wind around 7 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

    Low: 42 °F

    Rain

  • Thursday

    Thursday: Rain. High near 49. Chance of precipitation is 90%.

    High: 49 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.

    Low: 42 °F

    Rain Likely

  • Friday

    Friday: A 40 percent chance of rain. Mostly cloudy, with a high near 50.

    High: 50 °F

    Chance Rain

Detailed Forecast

Overnight
A chance of rain and snow. Mostly cloudy, with a low around 35. Northwest wind around 8 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.
Tuesday
A chance of rain and snow before 10am, then rain between 10am and 4pm, then rain and snow after 4pm. High near 43. Northwest wind around 6 mph becoming calm in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tuesday Night
Rain, possibly mixed with snow, becoming all rain after 10pm. The rain could be heavy at times. Temperature rising to around 45 by 4am. Calm wind becoming west around 5 mph after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday
Rain. The rain could be heavy at times. High near 51. West wind 6 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Wednesday Night
Rain. Low around 42. West wind around 7 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Thursday
Rain. High near 49. Chance of precipitation is 90%.
Thursday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
Friday
A 40 percent chance of rain. Mostly cloudy, with a high near 50.
Friday Night
A 30 percent chance of rain, mainly before 4am. Mostly cloudy, with a low around 39.
Saturday
A chance of rain, mainly after 10am. Partly sunny, with a high near 49.
Saturday Night
Rain likely. Mostly cloudy, with a low around 37.
Sunday
Rain likely. Partly sunny, with a high near 45.
Sunday Night
Rain likely. Mostly cloudy, with a low around 36.
Monday
Rain. Mostly cloudy, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Roslyn WA
 47.3°N 121.09°W (Elev. 2753 ft)
Last Update:
4:20 am PST Dec 9, 2025
Forecast Valid:
4am PST Dec 9, 2025-6pm PST Dec 15, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation