Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Current conditions at

LARCH MT. (TR951)

Lat: 45.72306°NLon: 122.34528°WElev: 1150.0ft.

NA

52°F

11°C

Humidity 100%
Wind Speed SE 5 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Last update 08 Dec 02:09 PM PST
Extended Forecast for

8 Miles NNW Red Rock Ranch WA

Flood Watch until December 12, 04:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until December 12, 04:00am

    NOW until 4:00am Fri

    Flood Watch

  • This Afternoon

    High: 47 °F

    Heavy Rain
    and Windy

  • Tonight

    Tonight: Rain. The rain could be heavy at times.  Steady temperature around 45. Very windy, with a southwest wind 25 to 31 mph, with gusts as high as 65 mph.  Chance of precipitation is 100%. New precipitation amounts between 3 and 4 inches possible.

    Low: 45 °F

    Heavy Rain
    and Very
    Windy

  • Tuesday

    Tuesday: Rain.  High near 47. North northwest wind around 10 mph becoming south southeast in the afternoon. Winds could gust as high as 24 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 47 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. The rain could be heavy at times.  Low around 43. Windy, with a southwest wind 18 to 28 mph, with gusts as high as 55 mph.  Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

    Low: 43 °F

    Heavy Rain
    and Windy

  • Wednesday

    Wednesday: Rain. The rain could be heavy at times.  High near 49. Windy, with a southwest wind 20 to 26 mph, with gusts as high as 55 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 49 °F

    Heavy Rain
    and Windy

  • Wednesday Night

    Wednesday Night: Rain.  Low around 46. Breezy.  Chance of precipitation is 100%.

    Low: 46 °F

    Rain and
    Breezy

  • Thursday

    Thursday: Rain.  High near 47. Breezy.  Chance of precipitation is 90%.

    High: 47 °F

    Rain and
    Breezy

  • Thursday Night

    Thursday Night: A chance of rain.  Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

Detailed Forecast

This Afternoon
Rain. The rain could be heavy at times. High near 47. Windy, with a southwest wind around 24 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Tonight
Rain. The rain could be heavy at times. Steady temperature around 45. Very windy, with a southwest wind 25 to 31 mph, with gusts as high as 65 mph. Chance of precipitation is 100%. New precipitation amounts between 3 and 4 inches possible.
Tuesday
Rain. High near 47. North northwest wind around 10 mph becoming south southeast in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Tuesday Night
Rain. The rain could be heavy at times. Low around 43. Windy, with a southwest wind 18 to 28 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.
Wednesday
Rain. The rain could be heavy at times. High near 49. Windy, with a southwest wind 20 to 26 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Wednesday Night
Rain. Low around 46. Breezy. Chance of precipitation is 100%.
Thursday
Rain. High near 47. Breezy. Chance of precipitation is 90%.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 44.
Friday
A slight chance of rain. Mostly cloudy, with a high near 48.
Friday Night
A slight chance of rain before 10pm, then a slight chance of rain after 4am. Mostly cloudy, with a low around 40.
Saturday
Rain likely. Partly sunny, with a high near 45.
Saturday Night
Rain likely. Mostly cloudy, with a low around 40.
Sunday
Rain likely. Snow level 5200 feet. Mostly cloudy, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NNW Red Rock Ranch WA
 45.76°N 122.24°W (Elev. 3622 ft)
2:41 pm PST Dec 8, 2025
2pm PST Dec 8, 2025-6pm PST Dec 14, 2025
 
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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