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

Jackson, Jackson Hole Airport (KJAC)

Lat: 43.6°NLon: 110.73333°WElev: 6450.0ft.

light snow

36°F

2°C

Humidity	80%
Wind Speed	S 19 MPH
Barometer	30.02 in (1016.59 mb)
Dewpoint	30°F (-1°C)
Visibility	9.00 mi
Wind Chill	26°F (-3°C)
Last update	09 Dec 04:35 AM MST

More Information:

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

Extended Forecast for

4 Miles W Wilson WY

Winter Storm Warning December 9, 05:00am until December 10, 05:00pm

Click here for hazard details and duration

Winter Storm Warning

Overnight
Low: 33 °F
Snow and
Patchy
Blowing Snow
Tuesday
High: 34 °F⇓
Heavy Snow
and Patchy
Blowing Snow
Tuesday Night
Low: 29 °F
Heavy Snow
Wednesday
High: 36 °F
Snow then
Rain/Snow
Likely
Wednesday Night
Low: 28 °F
Chance Snow
Thursday
High: 33 °F
Chance Snow
Thursday Night
Low: 28 °F
Slight Chance
Snow then
Mostly Cloudy
Friday
High: 32 °F
Slight Chance
Snow
Friday Night
Low: 25 °F
Mostly Cloudy

Detailed Forecast

Overnight

Snow. Patchy blowing snow. Steady temperature around 33. Breezy, with a west southwest wind around 16 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 1 to 2 inches possible.

Tuesday

Snow. The snow could be heavy at times. Patchy blowing snow before 10am. Temperature falling to around 29 by 5pm. Breezy, with a west southwest wind 9 to 16 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

Tuesday Night

Snow. The snow could be heavy at times. Low around 29. West southwest wind 9 to 13 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

Wednesday

Snow before 1pm, then rain and snow likely. High near 36. West southwest wind 9 to 14 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Wednesday Night

A 30 percent chance of snow, mainly after 3am. Mostly cloudy, with a low around 28. Southwest wind around 11 mph, with gusts as high as 31 mph.

Thursday

A 30 percent chance of snow. Partly sunny, with a high near 33. Southwest wind 6 to 10 mph, with gusts as high as 25 mph.

Thursday Night

A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 28. West southwest wind 7 to 9 mph, with gusts as high as 24 mph.

Friday

A 20 percent chance of snow. Mostly cloudy, with a high near 32.

Friday Night

Mostly cloudy, with a low around 25.

Saturday

Mostly sunny, with a high near 32.