FPUS65 KTFX 221832 SFTTFX MTZ301>330-222300- Tabular State Forecast for North Central and Southwest Montana National Weather Service Great Falls MT 1231 PM MDT Sat Aug 22 2026 ROWS INCLUDE... Daily predominant daytime weather 6AM-6PM Forecast temperatures...early morning low/daytime high Probability of precipitation nighttime 6PM-6AM/daytime 6AM-6PM - indicates temperatures below zero MM indicates missing data FCST FCST FCST FCST FCST FCST FCST Today Sun Mon Tue Wed Thu Fri Aug 22 Aug 23 Aug 24 Aug 25 Aug 26 Aug 27 Aug 28 ...CENTRAL MONTANA... Great Falls Mocldy Ptcldy Sunny Sunny Sunny Ptcldy Sunny /90 62/89 54/81 53/85 56/91 58/90 55/85 /20 20/20 00/00 00/00 00/10 30/10 20/00 Cut Bank Mocldy Ptcldy Sunny Sunny Ptcldy Ptcldy Sunny /85 58/81 50/77 49/80 52/86 53/83 50/77 /20 20/20 00/00 00/00 00/10 20/10 10/10 Havre Mocldy Ptcldy Sunny Sunny Sunny Ptcldy Sunny /93 62/93 56/82 52/85 54/93 58/93 56/85 /20 10/40 20/00 00/00 00/00 20/10 20/10 Helena Mocldy Ptcldy Sunny Sunny Ptcldy Sunny Sunny /90 57/87 50/85 54/87 55/89 54/87 53/84 /30 60/20 00/00 00/00 00/10 30/20 10/10 Lewistown Ptcldy Tstrms Sunny Sunny Sunny Ptcldy Sunny /88 60/89 53/79 49/83 53/88 56/87 53/83 /10 20/50 30/00 00/00 00/00 20/20 20/10 Shelby Ptcldy Ptcldy Sunny Sunny Sunny Ptcldy Sunny /86 60/84 54/79 52/81 55/87 56/86 54/80 /20 20/30 00/00 00/00 00/10 20/10 10/10 Chester Ptcldy Ptcldy Sunny Sunny Sunny Ptcldy Sunny /88 60/87 54/80 51/84 54/89 56/88 54/82 /20 20/40 00/00 00/00 00/00 20/10 10/10 Chinook Ptcldy Ptcldy Sunny Sunny Sunny Ptcldy Sunny /90 61/93 57/82 52/84 53/90 58/92 57/85 /10 10/20 20/00 00/00 00/00 20/10 20/10 Conrad Mocldy Ptcldy Sunny Sunny Sunny Ptcldy Sunny /87 59/85 53/79 52/82 54/88 56/87 53/82 /20 30/30 00/00 00/00 00/10 20/20 10/10 Choteau Ptcldy Ptcldy Sunny Sunny Sunny Ptcldy Sunny /88 58/85 51/80 51/82 53/88 54/87 51/83 /20 20/20 00/00 00/00 00/10 30/00 10/10 Fort Benton Ptcldy Ptcldy Sunny Sunny Sunny Ptcldy Sunny /93 63/93 56/83 55/87 58/94 59/93 57/87 /20 20/20 10/00 00/00 00/10 30/10 20/00 Stanford Mocldy Tstrms Sunny Sunny Ptcldy Ptcldy Sunny /89 62/89 55/80 52/83 55/88 58/87 56/83 /20 30/50 20/00 00/00 00/10 20/20 30/10 White Sulphur Springs Mocldy Ptcldy Sunny Sunny Ptcldy Ptcldy Sunny /86 52/84 46/80 47/82 48/85 49/84 48/81 /20 40/30 10/00 00/00 00/10 20/20 10/00 ...SOUTHWEST MONTANA... Bozeman Airport Tstrms Ptcldy Sunny Sunny Ptcldy Ptcldy Sunny /87 54/86 49/85 51/85 52/87 52/87 51/84 /50 50/40 20/00 00/00 00/10 30/20 10/10 Bozeman MSU Tstrms Ptcldy Sunny Sunny Ptcldy Ptcldy Sunny /86 56/85 50/82 52/83 53/85 54/85 52/82 /60 60/40 20/00 00/10 10/10 30/20 20/10 West Yellowstone Ptcldy Ptcldy Sunny Ptcldy Ptcldy Ptcldy Ptcldy /81 46/78 40/79 43/79 42/80 42/79 40/76 /30 50/30 20/00 10/10 10/10 20/20 10/10 Dillon Tstrms Ptcldy Sunny Sunny Ptcldy Ptcldy Sunny /86 52/85 47/84 51/84 51/85 50/85 48/84 /50 40/20 00/00 00/10 10/20 20/10 10/10 Boulder Mocldy Ptcldy Sunny Sunny Ptcldy Ptcldy Sunny /87 57/84 51/85 54/83 55/86 54/84 53/82 /40 50/20 00/00 00/10 00/30 30/20 10/10 Townsend Mocldy Ptcldy Sunny Sunny Ptcldy Sunny Sunny /87 59/85 54/81 56/83 57/86 57/85 55/82 /30 50/30 10/00 00/00 00/10 30/10 10/10 Virginia City Tstrms Ptcldy Sunny Sunny Ptcldy Ptcldy Sunny /80 56/78 51/77 55/77 55/79 54/78 53/76 /60 70/40 10/00 00/10 10/30 30/20 10/10 $$ http://www.weather.gov/greatfalls