390 ASUS45 KTFX 201010 RWRMT Montana Regional Weather Roundup National Weather Service Great Falls MT 400 AM MDT SUN SEP 20 2026 NOTE: "FAIR" indicates few or no clouds below 12,000 feet with no significant weather and/or obstructions to visibility. MTZ001>007-043-201100- West of the divide CITY SKY/WX TMP DP RH WIND PRES REMARKS Kalispell CLEAR 44 44 100 NW3 30.15 FOG Missoula MOCLDY 47 46 97 CALM 30.20S Butte PTCLDY 44 44 100 S3 30.26S FOG Anaconda SUNNY 42 40 92 W6 30.23F Hamilton CLEAR 52 46 82 S9 30.21S Mullan Pass CLEAR 52 44 74 CALM 30.25S Plains SUNNY 48 48 100 CALM 30.15R Ronan SUNNY 46 46 100 NE5 30.15R $$ MTZ008-052>055-201100- Southwest Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Bozeman CLOUDY 50 48 93 SE3 30.23R Dillon CLOUDY 50 47 89 CALM 30.23S Ennis CLOUDY 50 46 87 CALM 30.28S Twin Bridges CLOUDY 52 48 87 CALM 30.23F W Yellowstone CLOUDY 41 41 100 CALM 30.27S $$ MTZ009-010-012-014-046-048-049-054-201100- East Slopes and Central Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Cut Bank CLEAR 46 42 86 SE6 30.16F Great Falls MOCLDY 51 45 79 S6 30.17F Helena PTCLDY 50 46 86 SW3 30.19S Malmstrom AFB CLOUDY 53 45 74 S7 30.15F Bowmans Corner PTCLDY 48 43 82 SW5 30.12S Fairfield PTCLDY 50 44 80 CALM N/A Power N/A 50 45 82 CALM 30.14S Raynesford CLOUDY 53 45 75 SW7 30.16F Ulm MOCLDY 51 46 84 SE7 30.12F $$ MTZ011-013-016-021-045-047-050-051-201100- North Central Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Havre PTCLDY 47 45 93 NE3 30.18S Denton CLOUDY 50 47 91 CALM 30.17S Fort Benton CLOUDY 51 49 92 NE8 30.15S Geyser MOCLDY 52 45 76 SW5 30.18S Grass Range LGT RAIN 51 48 89 N7 30.14S N Bar Ranch CLOUDY 50 46 87 NW8 30.20S Roy CLOUDY 50 47 90 W9 30.14F Stanford CLOUDY 50 44 80 CALM 30.17F Winifred MOCLDY 51 46 83 SW3 30.16S $$ MTZ017>020-022>027-061-062-201100- Northeast Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Glasgow CLOUDY 57 55 93 MISG 30.16S Glendive RAIN 57 57 100 NE14 30.15F FOG Jordan N/A 57 56 96 NE10 30.13F Malta CLOUDY 57 55 94 VRB3 30.16S Plentywood CLOUDY 54 48 82 E9 30.23S Poplar LGT RAIN 55 55 100 SE9 30.18S Scobey CLOUDY 55 52 88 E10 30.20F Sidney LGT RAIN 57 56 96 NE7 30.19R Wolf Point LGT RAIN 56 55 97 NE10 30.18S $$ MTZ028>42-056>058-201100- Southcentral and southeast Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Baker LGT RAIN 55 54 96 SE18 30.14 Big Timber CLOUDY 50 48 93 W5 30.22F Billings DRIZZLE 52 51 97 NW16 30.15F Forsyth RAIN 58 58 100 NE8 30.08S Hardin CLOUDY 55 54 94 W15 30.08S FOG Harlowton MOCLDY 50 48 93 N7 30.17F Laurel CLOUDY 52 52 100 MISG 30.17S Livingston CLOUDY 46 44 93 W6 30.22S Miles City LGT RAIN 58 58 100 NE9 30.09F FOG $$ Regional Reports...Dakotas/MN CITY SKY/WX TMP DP RH WIND PRES REMARKS Williston LGT RAIN 53 50 89 E16 30.22S Minot FOG 45 45 100 NE5 30.26R VSB 1/4 Dickinson CLOUDY 56 55 97 E13 30.16R Beach DRIZZLE 57 57 100 SE10 30.17S Bowman LGT RAIN 55 55 100 SE12 30.15S Crosby FAIR 50 50 100 E6 30.25R Glen Ullin CLOUDY 57 55 94 E12 30.16S Hettinger LGT RAIN 56 55 97 E12 30.15S Tioga FAIR 54 52 94 E8 30.26R Watford City LGT RAIN 54 54 100 E10G17 30.21R Bismarck MOCLDY 57 53 86 NE12 30.19S Grand Forks CLEAR 45 45 100 N7 30.22S Fargo MOCLDY 53 52 96 NE10 30.17S Buffalo SD N/A 55 54 96 E15 30.12S Rapid City LGT RAIN 56 56 100 E7 30.12R FOG Intl Falls CLEAR 49 48 97 NE6 30.23R Duluth MOCLDY 53 51 93 NE8 30.16R Minneapolis MOCLDY 57 55 93 NE8 30.09R $$ Regional Reports...WY/CO/ID/WA/OR CITY SKY/WX TMP DP RH WIND PRES REMARKS Buffalo WY LGT RAIN 52 50 93 SE3 30.13F FOG Cody CLOUDY 48 47 96 NE6 30.22S Gillette CLOUDY 52 50 93 W6 30.12S Powell CLOUDY 46 45 93 N23G29 30.17R Sheridan CLOUDY 53 51 93 NW12 30.12S Yellowstone La N/A 37 36 96 W3 30.31S Boise CLEAR 59 47 64 SE9 30.12R Couer d'Alene CLEAR 48 45 89 E5 30.12R Idaho Falls CLEAR 44 42 93 CALM 30.22R Salmon PTCLDY 45 43 93 CALM 30.23S FOG Spokane CLEAR 58 41 53 S8 30.10S Seattle PTCLDY 52 51 97 N6 30.10R Portland CLEAR 56 53 90 CALM 30.06S $$ Other Reports CITY SKY/WX TMP DP RH WIND PRES REMARKS Atlanta PTCLDY 72 69 90 NE5 30.01S Anchorage MOCLDY 46 45 93 VRB7 29.19F Boston CLOUDY 58 49 72 SE8 30.14F Chicago TSTM 67 66 97 W7 29.92R FOG Fairbanks CLOUDY 46 39 76 N15 29.30F Great Falls MOCLDY 51 45 79 S6 30.17F Houston PTCLDY 73 72 96 CALM 29.93F Las Vegas NV PTCLDY 73 20 13 SW6 29.95S Phoenix AZ CLEAR 83 53 35 SE3 29.85R Salt Lake City CLEAR 54 44 69 CALM 30.17R San Diego MOCLDY 71 62 73 NE3 29.94S San Francisco MOCLDY 58 54 86 W8 29.96R Washington Dul CLOUDY 71 64 78 S9 29.99S $$ Regional Reports...Alberta CITY SKY/WX TMP DP RH WIND PRES REMARKS Calgary CLEAR 46 43 87 S6 30.07S Fort McMurray MOCLDY 55 48 76 VRB2 29.93S High Level CLEAR 41 41 100 SE5 29.85 FOG Lethbridge PTCLDY 54 45 71 S13 30.07F Medicine Hat CLEAR 54 45 71 E3 30.14S Pincher Creek CLEAR 43 41 93 W9 30.10S Fort Smith NWT PTCLDY 48 45 87 S3 29.79R $$ Regional Reports...Saskatchewan CITY SKY/WX TMP DP RH WIND PRES REMARKS Estevan MOCLDY 52 50 93 E9G17 30.26S Prince Albert CLEAR 41 39 93 E5 30.21S Regina MOCLDY 48 46 93 SE10 30.26S Saskatoon CLEAR 48 43 81 S9 30.20R Swift Current MOCLDY 46 45 93 S8 30.20S $$