News Headlines
- This Saturday, June 27: Great Falls Disaster Response Expo - FREE and Family-Friendly Event, Great Falls College at MSU
- SCN26-50: Discontinuation of the State Forecast Product (SFP) for all NWS Central Region, Southern Region, and Western Region Offices: Effective June 29, 2026
- The Regional Temperatures and Precipitation Product for the State of Montana (RTPMT) will now be discontinued on July 7, 2026.
Current conditions at
LOWER TWIN (LWTM8)
Lat: 45.50871°NLon: 111.92288°WElev: 7900.0ft.NA
58°F
14°C
| Humidity | NA |
| Wind Speed | NA NA MPH |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | NA |
| Last update | NA |
Extended Forecast for
10 Miles WNW Mcallister MT
Tonight
Low: 39 °F
Partly Cloudy
then Slight
Chance
ShowersThursday
High: 60 °F
Showers
LikelyThursday Night
Low: 43 °F
Chance
Showers then
CloudyFriday
High: 57 °F
Chance
Showers then
Showers
Likely and
BreezyFriday Night
Low: 36 °F
Showers
Saturday
High: 47 °F
Showers then
T-stormsSaturday Night
Low: 30 °F
Rain/Snow
Sunday
High: 41 °F
Rain/Snow
LikelySunday Night
Low: 29 °F
Rain/Snow
Likely
Detailed Forecast
Tonight
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 39. North northeast wind 5 to 13 mph becoming west after midnight. Winds could gust as high as 21 mph.
Thursday
Showers and thunderstorms likely before 2pm, then showers likely and possibly a thunderstorm between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 60. West wind 5 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Thursday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and 11pm. Cloudy, with a low around 43. South southeast wind 5 to 7 mph becoming west southwest after midnight. Chance of precipitation is 40%.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Cloudy, with a high near 57. Breezy, with a southwest wind 7 to 12 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 70%.
Friday Night
Showers and possibly a thunderstorm. Low around 36. Southwest wind 7 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 100%.
Saturday
Showers, with thunderstorms also possible after 9am. High near 47. Southwest wind 7 to 9 mph. Chance of precipitation is 100%.
Saturday Night
Rain and snow showers. Some thunder is also possible. Low around 30. West northwest wind around 10 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Sunday
Rain and snow showers likely before 9am, then snow showers likely between 9am and noon, then rain and snow showers likely after noon. Some thunder is also possible. Mostly cloudy, with a high near 41. West southwest wind 11 to 17 mph, with gusts as high as 25 mph.
Sunday Night
Rain and snow showers likely. Some thunder is also possible. Mostly cloudy, with a low around 29.
Monday
A chance of rain and snow showers before 9am, then a chance of snow showers between 9am and noon, then a chance of rain and snow showers after noon. Some thunder is also possible. Mostly cloudy, with a high near 48. Breezy.
Monday Night
A slight chance of showers. Mostly cloudy, with a low around 33.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 55.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 36. Breezy.
Wednesday
Sunny, with a high near 59.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
10 Miles WNW Mcallister MT
45.5°N 111.94°W (Elev. 8399 ft)
45.5°N 111.94°W (Elev. 8399 ft)
4:12 pm MDT Jun 24, 2026
8pm MDT Jun 24, 2026-6pm MDT Jul 1, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
