FPUS65 KTFX 210327 SFTTFX MTZ301>330-211100- Tabular State Forecast for North Central and Southwest Montana National Weather Service Great Falls MT 926 PM MDT Sat Jun 20 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 Sun Mon Tue Wed Thu Fri Sat Jun 21 Jun 22 Jun 23 Jun 24 Jun 25 Jun 26 Jun 27 ...CENTRAL MONTANA... Great Falls Sunny Ptcldy Sunny Ptcldy Ptcldy Ptcldy Ptcldy 52/73 48/66 43/74 47/82 51/88 56/88 55/77 40/10 20/10 00/00 00/00 00/10 10/10 30/40 Cut Bank Sunny Ptcldy Sunny Sunny Ptcldy Ptcldy Ptcldy 46/67 43/62 39/72 45/79 49/85 55/83 53/72 30/20 50/10 00/00 00/00 10/20 10/10 20/30 Havre Sunny Ptcldy Sunny Ptcldy Ptcldy Ptcldy Ptcldy 50/73 45/66 42/73 46/81 51/87 56/89 56/80 60/00 40/30 10/00 00/00 00/10 10/10 30/40 Helena Sunny Ptcldy Sunny Sunny Ptcldy Ptcldy Tstrms 52/79 49/71 44/79 48/86 52/88 55/88 54/75 20/00 00/20 00/00 00/00 10/20 10/10 30/50 Lewistown Ptcldy Shwrs Sunny Ptcldy Ptcldy Ptcldy Shwrs 48/70 43/62 39/69 42/76 46/81 50/84 50/74 30/10 50/50 00/00 00/10 10/30 20/10 30/50 Shelby Sunny Ptcldy Sunny Ptcldy Ptcldy Ptcldy Ptcldy 48/69 44/64 40/73 46/80 51/87 56/86 54/75 40/10 50/10 00/00 00/00 00/10 10/10 20/30 Chester Sunny Ptcldy Sunny Ptcldy Ptcldy Ptcldy Ptcldy 48/71 44/64 40/73 46/80 51/87 55/88 54/77 60/00 50/20 00/00 00/00 00/10 10/10 30/30 Chinook Sunny Ptcldy Sunny Ptcldy Ptcldy Ptcldy Ptcldy 51/73 47/66 44/72 46/79 51/85 56/88 56/80 50/00 40/30 10/10 00/00 00/20 10/10 40/40 Conrad Sunny Ptcldy Sunny Sunny Ptcldy Ptcldy Ptcldy 48/70 44/64 40/73 45/81 49/87 55/86 53/75 40/10 40/10 00/00 00/00 00/10 10/10 20/30 Choteau Sunny Ptcldy Sunny Sunny Ptcldy Ptcldy Ptcldy 48/71 44/65 40/74 46/81 50/87 55/86 53/75 30/20 40/20 00/00 00/00 00/20 10/10 20/30 Fort Benton Sunny Ptcldy Sunny Ptcldy Ptcldy Ptcldy Ptcldy 52/76 48/69 44/76 49/85 53/90 56/92 56/81 50/10 40/10 00/00 00/00 00/10 10/10 30/30 Stanford Sunny Ptcldy Sunny Ptcldy Ptcldy Ptcldy Tstrms 52/71 46/63 42/70 45/77 50/81 54/85 53/73 50/20 40/30 00/00 00/10 10/30 10/20 30/50 White Sulphur Springs Sunny Ptcldy Sunny Sunny Ptcldy Ptcldy Tstrms 45/72 42/65 37/72 41/78 44/81 47/82 47/71 40/00 10/30 10/00 00/10 00/20 20/10 30/60 ...SOUTHWEST MONTANA... Bozeman Airport Sunny Sunny Sunny Sunny Sunny Ptcldy Tstrms 47/78 45/73 41/79 44/84 47/86 50/88 50/76 50/00 10/10 10/00 00/00 10/10 10/10 30/60 Bozeman MSU Sunny Sunny Sunny Sunny Sunny Ptcldy Tstrms 48/75 46/7142/78 45/81 48/83 51/85 50/74 50/00 20/20 10/00 00/10 10/20 10/10 30/60 West Yellowstone Sunny Sunny Sunny Sunny Sunny Sunny Ptcldy 39/69 37/71 34/78 37/79 39/79 40/79 41/69 90/20 40/00 00/00 00/10 10/10 00/00 20/40 Dillon Sunny Sunny Sunny Sunny Sunny Ptcldy Ptcldy 46/77 45/74 41/81 45/84 47/85 49/86 48/74 70/10 10/00 00/00 00/00 10/10 10/00 20/40 Boulder Sunny Ptcldy Sunny Sunny Ptcldy Ptcldy Tstrms 48/76 46/69 42/76 47/83 50/84 52/84 51/72 40/00 00/30 00/00 00/10 10/20 10/10 30/60 Townsend Sunny Sunny Sunny Sunny Sunny Ptcldy Tstrms 51/77 50/72 45/79 49/83 52/86 55/88 53/75 40/00 00/20 00/00 00/00 00/10 10/10 30/60 Virginia City Sunny Sunny Sunny Sunny Sunny Sunny Tstrms 46/69 45/66 41/72 46/76 48/77 50/78 50/67 80/10 20/10 00/00 00/10 10/10 10/10 30/60 $$ http://www.weather.gov/greatfalls