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 >

Hazardous Weather Conditions

Flood Watch in effect from December 8, 10:00 AM PST until December 12, 04:00 AM PST

Current conditions at

Timberline Lodge (TIM59)

Lat: 45.32997°NLon: 121.71133°WElev: 5800.0ft.

36°F

2°C

Humidity	98%
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	35°F (2°C)
Visibility	NA
Last update	08 Dec 06:00 AM PST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

3 Miles NE Govt Camp OR

Flood Watch December 8, 10:00am until December 12, 04:00am

Click here for hazard details and duration

Flood Watch

Today
High: 41 °F
Windy.
Rain/Snow
then Heavy
Rain
Tonight
Low: 40 °F
Very Windy.
Heavy Rain
then
Rain/Snow
Tuesday
High: 44 °F
Rain/Snow and
Windy
Tuesday Night
Low: 42 °F
Heavy Rain
and Very
Windy
Wednesday
High: 44 °F
Heavy Rain
and Very
Windy
Wednesday Night
Low: 41 °F
Rain and
Windy
Thursday
High: 44 °F
Rain and
Breezy
Thursday Night
Low: 36 °F
Chance Rain
Friday
High: 44 °F
Slight Chance
Rain

Detailed Forecast

Today

Rain and snow likely before 7am, then rain. The rain could be heavy at times. Snow level 7200 feet rising to 8600 feet in the afternoon. High near 41. Windy, with a west southwest wind 18 to 23 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 50 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than a half inch possible.

Tonight

Rain before 4am, then rain and snow. The rain could be heavy at times. Snow level 8100 feet lowering to 7500 feet after midnight . Steady temperature around 40. Very windy, with a west southwest wind 39 to 41 mph, with gusts as high as 70 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

Tuesday

Rain and snow, becoming all rain after 1pm. The rain and snow could be heavy at times. Snow level 6800 feet rising to 8200 feet in the afternoon. High near 44. Windy, with a west southwest wind 13 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

Tuesday Night

Rain. The rain could be heavy at times. Low around 42. Very windy, with a west southwest wind 26 to 31 mph increasing to 32 to 37 mph after midnight. Winds could gust as high as 60 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 44. Very windy, with a west southwest wind 23 to 33 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. Snow level 8300 feet. Low around 41. Windy. Chance of precipitation is 90%.

Thursday

Rain, mainly before 4pm. Snow level 8300 feet. High near 44. Breezy. Chance of precipitation is 80%.

Thursday Night

A chance of rain, mainly before 10pm. Snow level 7800 feet. Mostly cloudy, with a low around 36.

Friday

A slight chance of rain. Snow level 7200 feet. Mostly sunny, with a high near 44.

Friday Night

A slight chance of rain after 4am. Snow level 7000 feet. Partly cloudy, with a low around 35.

Saturday

A chance of rain and snow. Snow level 6700 feet. Partly sunny, with a high near 44.