109 ASUS45 KTFX 182310 RWRMT Montana Regional Weather Roundup National Weather Service Great Falls MT 500 PM MDT FRI SEP 18 2026 NOTE: "FAIR" indicates few or no clouds below 12,000 feet with no significant weather and/or obstructions to visibility. MTZ001>007-043-190000- West of the divide CITY SKY/WX TMP DP RH WIND PRES REMARKS Kalispell MOSUNNY 73 48 41 CALM 30.08F Missoula PTSUNNY 72 50 45 N16 30.05F Butte CLOUDY 65 47 52 S10 30.15S Anaconda CLOUDY 66 46 48 N10 30.12R Hamilton CLOUDY 70 54 56 E5 30.06F Mullan Pass PTSUNNY 63 44 50 VRB3 30.22F Plains MOCLDY 77 55 47 CALM 30.04F Ronan CLEAR 72 52 49 N6 30.09F $$ MTZ008-052>055-190000- Southwest Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Bozeman CLOUDY 72 46 39 SW8 30.08S Dillon PTSUNNY 58 49 72 CALM 30.16F Ennis PTSUNNY 68 43 40 CALM 30.17F Twin Bridges CLOUDY 55 54 94 SW7G13 30.18R FOG W Yellowstone PTSUNNY 57 45 62 VRB5 30.23S $$ MTZ009-010-012-014-046-048-049-054-190000- East Slopes and Central Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Cut Bank MOSUNNY 71 42 35 VRB6 30.14F Great Falls PTSUNNY 71 49 45 E10 30.11S Helena CLOUDY 72 48 42 N10 30.07R Malmstrom AFB CLOUDY 73 48 41 NE12 30.08F Bowmans Corner PTSUNNY 71 51 49 NE10 30.07S Fairfield PTSUNNY 74 49 41 SE9 N/A Power N/A 73 49 41 NE6 30.08F Raynesford CLOUDY 69 49 48 E7 30.09S Ulm CLOUDY 72 51 46 NE9 30.06S $$ MTZ011-013-016-021-045-047-050-051-190000- North Central Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Havre MOSUNNY 77 43 29 N6 30.07F Denton PTSUNNY 72 51 48 NW9 30.07S Fort Benton MOCLDY 75 47 37 N10 30.06F Geyser CLOUDY 71 49 45 N9 30.11R Grass Range PTSUNNY 75 48 38 SE9 30.05R N Bar Ranch PTSUNNY 70 48 46 NE12 30.12F Roy PTSUNNY 75 50 41 N9 30.03S Stanford CLOUDY 67 49 52 NW9 30.11S Winifred MOSUNNY 75 51 42 CALM 30.06S $$ MTZ017>020-022>027-061-062-190000- Northeast Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Glasgow MOSUNNY 79 53 40 N9 30.01S Glendive SUNNY 80 61 52 W5 30.00S Jordan N/A 78 55 44 NE12 30.02S Malta SUNNY 79 48 34 NE9 30.03S Plentywood CLOUDY 75 59 57 N9 30.03R Poplar SUNNY 81 61 50 CALM 29.99S Scobey PTCLDY 75 57 53 N13G20 30.04R Sidney MOSUNNY 80 60 50 E6 29.99S Wolf Point SUNNY 80 55 42 N12 30.00R $$ MTZ028>42-056>058-190000- Southcentral and southeast Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Baker SUNNY 80 56 43 NW3 30.01F Big Timber CLEAR 73 43 33 N17 30.08R Billings MOSUNNY 80 49 33 NE15 30.04S Forsyth CLEAR 84 49 29 N10 29.98S Hardin CLEAR 82 48 30 N13 29.98S Harlowton PTSUNNY 73 48 41 E23 30.06S Laurel CLEAR 81 45 28 E12 30.03S Livingston CLOUDY 73 45 36 S8 30.07F Miles City SUNNY 83 53 35 NE8G16 29.97F $$ Regional Reports...Dakotas/MN CITY SKY/WX TMP DP RH WIND PRES REMARKS Williston CLOUDY 74 60 61 E6 30.02F Minot MOSUNNY 71 58 63 SE9 30.04S Dickinson CLOUDY 67 57 70 SE9 30.03S Beach N/A 77 55 47 E9 30.03S Bowman MOCLDY 70 63 78 E10 30.05S Crosby CLOUDY 72 61 68 SW5 30.02S Glen Ullin CLOUDY 66 57 72 SE8 30.03S Hettinger CLOUDY 66 58 75 E7 30.04F Tioga FAIR 72 59 64 SE15 30.06R Watford City FAIR 75 61 60 SE14 30.02S Bismarck CLOUDY 66 59 78 E12 30.06S Grand Forks PTSUNNY 70 58 65 SE12 30.09S Fargo CLOUDY 64 59 83 E9 30.10F Buffalo SD N/A 71 58 63 E13 30.02S Rapid City MOSUNNY 75 59 57 NE6 30.04S Intl Falls MOSUNNY 63 55 75 SE9 30.18F Duluth CLOUDY 55 52 89 E13 30.23S Minneapolis CLOUDY 61 58 90 E15G26 30.12F $$ Regional Reports...WY/CO/ID/WA/OR CITY SKY/WX TMP DP RH WIND PRES REMARKS Buffalo WY TSTM 65 53 65 N10G20 30.08R Cody LGT RAIN 60 47 61 SW14G24 30.18F Gillette MOSUNNY 79 51 37 NE10 30.05F Powell FAIR 64 37 36 S15G24 30.12S Sheridan CLOUDY 75 47 36 N10 30.05R THUNDER Yellowstone La N/A 51 44 77 CALM 30.30F Boise MOSUNNY 72 41 32 NW5 30.09F Couer d'Alene SUNNY 77 44 30 SW3 30.11F Idaho Falls CLOUDY 66 49 54 SW18G24 30.13R Salmon LGT RAIN 58 53 84 E8 30.17R Spokane MOSUNNY 77 41 27 NW5 30.10F Seattle MOSUNNY 67 52 58 SW5 30.18F Portland PTSUNNY 65 53 65 E5 30.19F $$ Other Reports CITY SKY/WX TMP DP RH WIND PRES REMARKS Atlanta PTCLDY 90 69 50 W7 30.07S HX 94 Anchorage LGT RAIN 48 46 93 VRB3 29.69F Boston PTCLDY 74 48 39 NW10 30.04R Chicago LGT RAIN 70 57 63 E8 30.14S Fairbanks PTSUNNY 57 41 54 E7 29.66F Great Falls PTSUNNY 71 49 45 E10 30.11S Houston MOSUNNY 91 63 39 E10 30.03S HX 92 Las Vegas NV MOSUNNY 94 41 16 S12G24 29.90F HX 90 Phoenix AZ MOSUNNY 99 59 26 VRB5 29.85F HX 99 Salt Lake City PTSUNNY 63 56 78 SW8 30.08R San Diego MOSUNNY 76 59 55 W10G21 30.00F San Francisco MOSUNNY 67 56 67 W24 30.07F Washington Dul PTCLDY 78 66 66 NE9 30.07S $$ Regional Reports...Alberta CITY SKY/WX TMP DP RH WIND PRES REMARKS Calgary MOSUNNY 72 37 28 SE13G18 30.13S Fort McMurray SUNNY 66 45 45 NW5 30.12S High Level MOSUNNY 66 39 37 SW5 30.07S Lethbridge PTSUNNY 68 46 45 E6 30.14S Medicine Hat MOSUNNY 75 43 31 NE10 30.10S Pincher Creek SUNNY 68 41 37 E9 30.16S Fort Smith NWT MOSUNNY 55 45 67 NE2 30.09F $$ Regional Reports...Saskatchewan CITY SKY/WX TMP DP RH WIND PRES REMARKS Estevan CLOUDY 70 63 78 NE2 30.02S Prince Albert MOSUNNY 73 48 40 NW8 30.05R Regina MOSUNNY 72 57 60 N8 30.05S Saskatoon MOSUNNY 75 43 31 NW13G18 30.05S Swift Current SUNNY 72 45 37 N10G20 30.10S $$