FPUS65 KTFX 230631 SFTTFX MTZ301>330-241100- Tabular State Forecast for North Central and Southwest Montana National Weather Service Great Falls MT 1231 AM MDT Sun Aug 23 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 Mon Tue Wed Thu Fri Sat Sun Aug 24 Aug 25 Aug 26 Aug 27 Aug 28 Aug 29 Aug 30 ...CENTRAL MONTANA... Great Falls Sunny Sunny Sunny Ptcldy Sunny Sunny Sunny 53/81 52/83 54/89 58/91 56/87 55/84 53/78 00/00 00/00 00/10 20/10 20/10 10/10 20/10 Cut Bank Sunny Sunny Ptcldy Ptcldy Sunny Sunny Sunny 50/76 48/77 51/85 53/85 52/80 50/76 48/72 00/00 00/00 00/10 20/10 10/10 10/00 10/10 Havre Sunny Sunny Sunny Sunny Sunny Sunny Sunny 55/82 51/83 53/90 57/94 56/88 55/85 52/79 10/00 00/00 00/00 10/10 20/10 10/10 20/10 Helena Smoke Sunny Ptcldy Ptcldy Sunny Sunny Sunny 50/84 54/85 56/88 55/89 54/86 53/83 51/79 00/00 00/00 00/20 20/10 20/10 10/10 20/10 Lewistown Sunny Sunny Ptcldy Ptcldy Ptcldy Ptcldy Sunny 52/78 48/81 51/86 54/88 54/84 53/82 51/76 10/00 00/00 00/10 20/10 30/10 20/20 20/10 Shelby Sunny Sunny Ptcldy Ptcldy Sunny Sunny Sunny 53/78 51/79 54/87 56/88 55/83 53/79 51/74 00/00 00/00 00/10 10/10 10/10 10/00 10/10 Chester Sunny Sunny Ptcldy Ptcldy Sunny Sunny Sunny 54/79 49/80 52/88 56/89 55/84 53/81 50/76 00/00 00/00 00/00 10/10 20/00 10/10 20/10 Chinook Sunny Sunny Sunny Ptcldy Ptcldy Sunny Sunny 57/81 52/82 52/88 57/92 57/87 55/85 53/79 20/00 00/00 00/00 10/10 20/10 10/20 20/10 Conrad Sunny Sunny Ptcldy Ptcldy Sunny Sunny Sunny 52/79 51/80 53/88 56/88 54/84 53/80 51/75 00/00 00/00 00/10 20/10 20/10 10/10 20/10 Choteau Sunny Sunny Sunny Ptcldy Sunny Sunny Sunny 50/80 50/80 52/87 54/89 53/85 52/80 50/76 00/00 00/00 00/10 20/10 20/00 10/10 20/10 Fort Benton Sunny Sunny Ptcldy Ptcldy Sunny Sunny Sunny 56/83 53/85 56/92 59/94 58/89 57/86 54/80 10/00 00/00 00/10 20/10 30/10 10/10 20/10 Stanford Sunny Sunny Ptcldy Ptcldy Sunny Ptcldy Sunny 55/79 52/81 54/87 58/88 57/84 56/82 53/76 10/00 00/00 00/10 20/10 20/10 20/20 20/10 White Sulphur Springs Sunny Sunny Ptcldy Sunny Sunny Sunny Sunny 46/79 45/82 48/85 49/85 49/82 48/80 46/76 10/00 00/00 00/10 20/10 10/00 10/10 20/10 ...SOUTHWEST MONTANA... Bozeman Airport Smoke Sunny Ptcldy Ptcldy Sunny Sunny Ptcldy 49/83 49/84 50/87 51/87 50/85 50/84 49/79 10/00 00/00 10/10 20/10 30/10 20/20 20/20 Bozeman MSU Smoke Sunny Ptcldy Ptcldy Sunny Sunny Ptcldy 50/81 51/83 52/85 53/85 53/83 53/82 51/78 10/00 00/10 10/10 30/20 30/10 20/20 20/20 West Yellowstone Ptcldy Ptcldy Ptcldy Ptcldy Ptcldy Ptcldy Ptcldy 40/79 41/79 40/80 41/79 40/77 40/75 38/72 10/00 00/20 20/10 20/10 20/10 10/20 10/20 Dillon Smoke Sunny Ptcldy Ptcldy Sunny Sunny Ptcldy 47/84 49/84 50/85 49/85 48/84 48/82 46/79 00/00 00/10 10/20 30/10 20/10 10/20 20/10 Boulder Smoke Sunny Ptcldy Ptcldy Sunny Sunny Sunny 51/82 53/82 54/85 54/85 53/83 53/80 51/77 00/00 00/10 10/40 30/20 20/10 10/20 20/20 Townsend Smoke Sunny Ptcldy Ptcldy Sunny Sunny Sunny 54/80 54/82 56/85 56/85 56/83 55/81 53/77 10/00 00/00 00/10 20/10 20/10 10/20 20/10 Virginia City Smoke Sunny Ptcldy Ptcldy Sunny Sunny Ptcldy 51/77 53/77 54/78 54/78 53/76 53/75 51/72 00/00 00/10 10/30 20/30 20/10 20/20 20/20 $$ http://www.weather.gov/greatfalls