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

YELLOWSTONE MTN. (YEFO3)

Lat: 44.59222°NLon: 122.42778°WElev: 3119.0ft.

48°F

9°C

Humidity	100%
Wind Speed	SSW 5 MPH
Barometer	NA
Dewpoint	48°F (9°C)
Visibility	NA
Wind Chill	46°F (8°C)
Last update	08 Dec 11:17 AM PST

More Information:

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

Extended Forecast for

12 Miles SE Green Peter Res OR

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
Rain and
Breezy
Tonight
Low: 45 °F
Rain and
Windy
Tuesday
High: 46 °F
Heavy Rain
Tuesday Night
Low: 47 °F
Rain and
Breezy
Wednesday
High: 49 °F
Rain and
Breezy
Wednesday Night
Low: 46 °F
Rain Likely
Thursday
High: 50 °F
Chance Rain
Thursday Night
Low: 42 °F
Slight Chance
Rain then
Partly Cloudy

Detailed Forecast

This Afternoon

Rain. High near 47. Breezy, with a southwest wind around 16 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Tonight

Rain. Low around 45. Windy, with a southwest wind 21 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Tuesday

Rain. The rain could be heavy at times. Steady temperature around 46. Southwest wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Tuesday Night

Rain. Low around 47. Breezy, with a southwest wind 17 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

Wednesday

Rain. High near 49. Breezy, with a southwest wind 14 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

Wednesday Night

Rain likely. Mostly cloudy, with a low around 46. Chance of precipitation is 70%.

Thursday

A 50 percent chance of rain, mainly before 4pm. Partly sunny, with a high near 50.

Thursday Night

A slight chance of rain before 10pm. Partly cloudy, with a low around 42.

Friday

Mostly sunny, with a high near 53.

Friday Night

Partly cloudy, with a low around 41.

Saturday

A chance of rain. Mostly sunny, with a high near 52.