Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Hazardous Weather Conditions

Current conditions at

Glasgow, Glasgow International Airport (KGGW)

Lat: 48.21389°NLon: 106.62139°WElev: 2293.0ft.

Clear

17°F

-8°C

Humidity	80%
Wind Speed	ESE 12 MPH
Barometer	30.02 in (1016.59 mb)
Dewpoint	12°F (-11°C)
Visibility	10.00 mi
Wind Chill	4°F (-16°C)
Last update	10 Dec 04:53 AM MST

More Information:

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

Extended Forecast for

Glasgow MT

Winter Storm Watch December 11, 08:00pm until December 13, 11:00am

Winter Weather Advisory until December 11, 08:00pm

Click here for hazard details and duration

Winter Storm Watch

Winter Weather Advisory

Winter Weather Advisory until December 11, 08:00pm
NOW until 8:00pm Thu
Winter Weather Advisory
Overnight
Low: 13 °F
Mostly Cloudy
Wednesday
High: 34 °F
Snow Likely
then Wintry
Mix
Wednesday Night
Low: 29 °F
Chance
Freezing Rain
then Wintry
Mix
Thursday
High: 35 °F
Wintry Mix
then Chance
Snow and
Patchy
Blowing Snow
Thursday Night
Low: -6 °F
Slight Chance
Snow
Friday
High: 3 °F
Chance Snow
Friday Night
Low: -13 °F
Heavy Snow
Saturday
High: 4 °F
Chance Snow
then Mostly
Cloudy

Detailed Forecast

Overnight

Mostly cloudy, with a low around 13. Southeast wind around 5 mph.

Wednesday

Rain, snow, and freezing rain before 4pm, then a slight chance of freezing rain between 4pm and 5pm. High near 34. East southeast wind 8 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. Little or no ice accumulation expected. New snow accumulation of 1 to 2 inches possible.

Wednesday Night

Freezing rain likely before 4am, then freezing rain, possibly mixed with snow. Steady temperature around 29. East southeast wind 6 to 9 mph becoming northwest after midnight. Chance of precipitation is 80%. New ice accumulation of less than a 0.1 of an inch possible. New snow accumulation of less than a half inch possible.

Thursday

Snow, possibly mixed with freezing rain before 9am, then rain and snow between 9am and 11am, then a chance of snow after 11am. Patchy blowing snow between 2pm and 3pm. High near 35. Wind chill values between zero and 10. North northwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Thursday Night

A 20 percent chance of snow. Mostly cloudy, with a low around -6. North northwest wind 11 to 18 mph, with gusts as high as 28 mph.

Friday

A 50 percent chance of snow. Cloudy, with a high near 3. North northwest wind 6 to 10 mph. New snow accumulation of 1 to 2 inches possible.

Friday Night

Snow. The snow could be heavy at times. Low around -13. East northeast wind 7 to 10 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

Saturday

A 30 percent chance of snow before 11am. Mostly cloudy, with a high near 4. East wind 6 to 8 mph.

Saturday Night

Mostly cloudy, with a low around -8. East southeast wind around 10 mph.

Sunday

Partly sunny, with a high near 31. East southeast wind around 8 mph becoming south in the afternoon.

Sunday Night

Mostly cloudy, with a low around 14. West wind around 9 mph.

Monday

Partly sunny, with a high near 35.

Monday Night

Mostly cloudy, with a low around 22.