Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

Lat: 44.977222°NLon: 110.695278°WElev: 6138.0ft.

31°F

-1°C

Humidity	60%
Wind Speed	S 5 MPH
Barometer	NA
Dewpoint	19°F (-7°C)
Visibility	NA
Wind Chill	26°F (-3°C)
Last update	07 Dec 04:15 PM MST

More Information:

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

Extended Forecast for

Gardiner MT

This Afternoon
High: 31 °F
Isolated Snow
Showers
Tonight
Low: 33 °F
Snow Showers
Likely then
Isolated Snow
Showers
Monday
High: 42 °F
Mostly Cloudy
then Chance
Snow Showers
Monday Night
Low: 34 °F
Breezy.
Rain/Snow
Likely then
Showers
Likely
Tuesday
High: 47 °F
Showers
Tuesday Night
Low: 34 °F
Rain/Snow
Wednesday
High: 50 °F
Rain/Snow
then Showers
and Breezy
Wednesday Night
Low: 37 °F
Rain/Snow
Likely and
Breezy
Thursday
High: 46 °F
Rain/Snow
Likely

Detailed Forecast

This Afternoon

Isolated snow showers after 5pm. Mostly cloudy, with a steady temperature around 31. South wind around 10 mph. Chance of precipitation is 10%.

Tonight

Snow showers likely, mainly before 9pm. Mostly cloudy, with a steady temperature around 33. East southeast wind around 11 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Monday

A 30 percent chance of snow showers, mainly after 5pm. Mostly cloudy, with a high near 42. Southeast wind 8 to 13 mph becoming west in the morning. Winds could gust as high as 21 mph.

Monday Night

A chance of rain and snow showers before 10pm, then rain showers likely. Snow level 5500 feet rising to 6300 feet after midnight. Cloudy, with a low around 34. Breezy, with a south southwest wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

Tuesday

Showers. Snow level 6400 feet. High near 47. Southwest wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

Tuesday Night

Rain, possibly mixed with snow showers. Snow level 5900 feet rising to 6600 feet after midnight. Low around 34. West southwest wind 9 to 11 mph. Chance of precipitation is 80%.

Wednesday

Rain, possibly mixed with snow showers, becoming all rain after 11am. High near 50. Breezy, with a west southwest wind 11 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 90%.

Wednesday Night

Rain and snow showers likely. Mostly cloudy, with a low around 37. Breezy. Chance of precipitation is 70%.

Thursday

Rain and snow showers likely, mainly before 11am. Snow level 6500 feet. Mostly cloudy, with a high near 46. Chance of precipitation is 60%.

Thursday Night

A chance of rain and snow showers. Snow level 6200 feet. Mostly cloudy, with a low around 32. Chance of precipitation is 40%.

Friday

A chance of rain and snow showers. Snow level 6000 feet rising to 7000 feet in the afternoon. Mostly cloudy, with a high near 46.

Friday Night

Mostly cloudy, with a low around 33.

Saturday

Mostly sunny, with a high near 48.