National Weather Service Forecast for: Glasgow MT
Issued by: National Weather Service Glasgow, MT
Updated: 9:00 am MDT May 4, 2026
 
This
Afternoon
This Afternoon: A 20 percent chance of showers.  Partly sunny, with a high near 54. Breezy, with a north northwest wind 24 to 26 mph, with gusts as high as 38 mph.
Slight Chance
Showers and
Breezy
Tonight

Tonight: Mostly cloudy, with a low around 31. Blustery, with a north northwest wind 17 to 22 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 33 mph.
Mostly Cloudy
and Blustery
then Mostly
Cloudy
Tuesday

Tuesday: Partly sunny, with a high near 51. North northwest wind 8 to 16 mph, with gusts as high as 24 mph.
Partly Sunny

Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 26. North wind 10 to 15 mph becoming light  after midnight. Winds could gust as high as 22 mph.
Partly Cloudy

Wednesday

Wednesday: Sunny, with a high near 58. Calm wind becoming west northwest around 6 mph in the afternoon.
Sunny

Wednesday
Night
Wednesday Night: Mostly cloudy, with a low around 34. West northwest wind around 7 mph becoming southeast in the evening.
Mostly Cloudy

Thursday

Thursday: A 20 percent chance of showers after noon.  Partly sunny, with a high near 65. East wind 6 to 8 mph becoming northwest in the afternoon.
Partly Sunny
then Slight
Chance
Showers
Thursday
Night
Thursday Night: Mostly cloudy, with a low around 38. Northwest wind 5 to 7 mph becoming east southeast in the evening.
Mostly Cloudy

Friday

Friday: Mostly sunny, with a high near 70. Northwest wind 3 to 8 mph.
Mostly Sunny

Hi 54 °F Lo 31 °F Hi 51 °F Lo 26 °F Hi 58 °F Lo 34 °F Hi 65 °F Lo 38 °F Hi 70 °F

Lake Wind Advisory
 

This Afternoon
 
A 20 percent chance of showers. Partly sunny, with a high near 54. Breezy, with a north northwest wind 24 to 26 mph, with gusts as high as 38 mph.
Tonight
 
Mostly cloudy, with a low around 31. Blustery, with a north northwest wind 17 to 22 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 33 mph.
Tuesday
 
Partly sunny, with a high near 51. North northwest wind 8 to 16 mph, with gusts as high as 24 mph.
Tuesday Night
 
Partly cloudy, with a low around 26. North wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 22 mph.
Wednesday
 
Sunny, with a high near 58. Calm wind becoming west northwest around 6 mph in the afternoon.
Wednesday Night
 
Mostly cloudy, with a low around 34. West northwest wind around 7 mph becoming southeast in the evening.
Thursday
 
A 20 percent chance of showers after noon. Partly sunny, with a high near 65. East wind 6 to 8 mph becoming northwest in the afternoon.
Thursday Night
 
Mostly cloudy, with a low around 38. Northwest wind 5 to 7 mph becoming east southeast in the evening.
Friday
 
Mostly sunny, with a high near 70. Northwest wind 3 to 8 mph.
Friday Night
 
A 30 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 44. Northwest wind 5 to 9 mph becoming east after midnight.
Saturday
 
A 30 percent chance of showers. Partly sunny, with a high near 71. Light north wind becoming north northwest 6 to 11 mph in the morning.
Saturday Night
 
A slight chance of showers. Mostly cloudy, with a low around 44.
Sunday
 
A slight chance of showers. Mostly sunny, with a high near 73.

 

Forecast from NOAA-NWS for Glasgow MT.