Arctic Air Spreads South and East from Rockies Friday through Next Week; Snow Squalls Possible.

Arctic air plunges across the Rockies and Great Plains Friday, crossing the Deep South and Great Lakes Saturday night, and the Eastern Seaboard on Sunday bringing dangerously cold wind chill temperatures. Brief and intense bursts of snow and gusty winds in snow squalls could lead to reduced visibility and deteriorating road conditions across the northern Plains into the Rockies through Friday. Read More >

Current conditions at

YELLOW MULE (YLWM8)

Lat: 45.1661°NLon: 111.35954°WElev: 9200.0ft.

17°F

-8°C

Humidity	69%
Wind Speed	WNW 12 MPH
Barometer	NA
Dewpoint	8°F (-13°C)
Visibility	NA
Wind Chill	4°F (-16°C)
Last update	17 Jan 05:04 AM MST

More Information:

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

Extended Forecast for

20 Miles S Big Sky MT

Overnight
Low: 14 °F
Snow
Friday
High: 11 °F⇓
Snow then
Chance Snow
Friday Night
Low: -7 °F
Slight Chance
Snow
Saturday
High: 0 °F
Slight Chance
Snow then
Partly Sunny
Saturday Night
Low: -12 °F
Partly Cloudy
Sunday
High: 2 °F
Slight Chance
Snow
Sunday Night
Low: -19 °F
Partly Cloudy
M.L.King Day
High: 0 °F
Cold
Monday Night
Low: -11 °F
Mostly Clear

Detailed Forecast

Overnight

Snow. Steady temperature around 14. Wind chill values as low as zero. West wind around 11 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.

Friday

Snow, mainly before 8am. Temperature falling to around 0 by 5pm. Wind chill values as low as -20. North wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

Friday Night

A 20 percent chance of snow after 9pm. Mostly cloudy, with a low around -7. Wind chill values as low as -25. North northwest wind 8 to 13 mph.

Saturday

A 20 percent chance of snow before 11am. Partly sunny and cold, with a high near 0. Wind chill values as low as -25. North wind around 10 mph.

Saturday Night

Partly cloudy, with a low around -12. Northwest wind 6 to 8 mph becoming south southwest after midnight.

Sunday

A 20 percent chance of snow after 11am. Partly sunny and cold, with a high near 2. Southwest wind 5 to 9 mph becoming northwest in the afternoon.

Sunday Night

Partly cloudy, with a low around -19. North northwest wind 10 to 14 mph, with gusts as high as 20 mph.

M.L.King Day

Sunny and cold, with a high near 0. Northwest wind 5 to 8 mph becoming west southwest in the afternoon.