628 ASUS45 KTFX 181510 RWRMT Montana Regional Weather Roundup National Weather Service Great Falls MT 900 AM MDT SUN OCT 18 2026 NOTE: "FAIR" indicates few or no clouds below 12,000 feet with no significant weather and/or obstructions to visibility. MTZ001>007-043-181600- West of the divide CITY SKY/WX TMP DP RH WIND PRES REMARKS Kalispell PTCLDY 29 27 92 CALM 30.17R Missoula PTCLDY 39 36 89 CALM 30.16R Butte MOSUNNY 30 28 92 CALM 30.20R Anaconda PTSUNNY 40 32 74 S5 30.17R WCI 36 Hamilton PTCLDY 37 32 81 CALM 30.16R Mullan Pass PTCLDY 37 29 72 CALM 30.16S Plains MOSUNNY 34 34 100 CALM 30.18S FOG Ronan PTSUNNY 36 36 100 CALM 30.16R $$ MTZ008-052>055-181600- Southwest Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Bozeman PTSUNNY 39 32 76 S3 30.16S Dillon PTSUNNY 39 30 70 S6 30.16R WCI 35 Ennis PTSUNNY 39 30 70 E7 30.22R WCI 34 Twin Bridges SUNNY 37 32 81 CALM 30.18S W Yellowstone MOSUNNY 27 23 86 CALM 30.28R $$ MTZ009-010-012-014-046-048-049-054-181600- East Slopes and Central Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Cut Bank MOCLDY 39 30 70 NE3 30.17R Great Falls PTSUNNY 45 32 60 E7 30.14S Helena MOSUNNY 45 35 68 CALM 30.15R Malmstrom AFB PTSUNNY 44 35 71 CALM 30.12R Bowmans Corner CLOUDY 44 34 66 N7 30.08R Fairfield MOCLDY 40 35 79 CALM N/A Power N/A 44 31 59 E7 30.12R Raynesford PTSUNNY 48 31 50 S7 30.12R Ulm PTSUNNY 41 36 82 S3 30.10R $$ MTZ011-013-016-021-045-047-050-051-181600- North Central Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Havre MOSUNNY 38 32 79 SE3 30.18R Denton MOSUNNY 42 32 67 SE5 30.14R Fort Benton MOSUNNY 38 36 92 NE5 30.15R WCI 35 Geyser MOSUNNY 48 29 48 CALM 30.14S Grass Range PTSUNNY 44 32 63 CALM 30.13R N Bar Ranch PTSUNNY 39 28 65 CALM 30.20R Roy MOSUNNY 46 32 58 S12 30.13R Stanford MOSUNNY 40 33 75 CALM 30.15R Winifred MOSUNNY 48 30 50 W3 30.13R $$ MTZ017>020-022>027-061-062-181600- Northeast Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Glasgow MOSUNNY 41 31 67 W5 30.18R Glendive SUNNY 46 34 62 NW6 30.18R Jordan N/A 40 33 76 W5 30.18R WCI 37 Malta MOSUNNY 37 37 100 CALM 30.17R Plentywood MOSUNNY 45 28 53 W9 30.14R Poplar MOSUNNY 39 32 75 W7 30.18R WCI 34 Sidney SUNNY 43 33 68 SW6 30.17R Wolf Point MOSUNNY 38 31 76 SW5 30.18R WCI 34 $$ MTZ028>42-056>058-181600- Southcentral and southeast Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Baker MOSUNNY 49 28 44 CALM 30.17R Big Timber SUNNY 48 30 49 NE6 30.20S Billings MOSUNNY 51 33 50 N6 30.16S Forsyth MOSUNNY 42 36 81 W3 30.17R Hardin SUNNY 39 36 87 CALM 30.16R Harlowton FAIR 42 30 61 CALM 30.17R Laurel SUNNY 52 30 43 N9 30.17S Livingston PTSUNNY 46 29 51 SE8 30.18R Miles City MOSUNNY 42 34 73 NW3 30.18R $$ Regional Reports...Dakotas/MN CITY SKY/WX TMP DP RH WIND PRES REMARKS Williston SUNNY 48 30 49 NW10 30.14R Minot MOSUNNY 51 32 48 W16 30.07R Dickinson MOSUNNY 48 31 51 N8 30.12R Beach N/A 43 34 70 CALM 30.18R Bowman FAIR 50 28 43 N9 30.15R Crosby FAIR 46 30 53 NW16 30.11R Glen Ullin FAIR 48 30 49 NW9 30.11R Hettinger SUNNY 51 29 42 N10 30.13R Tioga FAIR 43 30 61 W9 30.14R Watford City FAIR 41 34 75 SW5 30.15R Bismarck SUNNY 53 32 44 W5 30.10R Grand Forks MOSUNNY 57 36 45 NW10 29.96R Fargo MOSUNNY 46 37 71 S7 29.99R Buffalo SD N/A 53 27 36 NE10 30.14R Rapid City SUNNY 60 30 32 NW17 30.13R Intl Falls MOSUNNY 53 37 54 SW12G21 29.87R Duluth SUNNY 49 35 58 SW17G29 30.00R Minneapolis MOSUNNY 52 35 52 S13G22 30.12R $$ Regional Reports...WY/CO/ID/WA/OR CITY SKY/WX TMP DP RH WIND PRES REMARKS Buffalo WY SUNNY 53 24 32 N3 30.19R Cody MOSUNNY 50 24 36 CALM 30.20R Gillette MOSUNNY 53 30 41 CALM 30.17R Powell FAIR 46 23 39 NW10 30.16R Sheridan SUNNY 46 30 53 S5 30.18R Yellowstone La N/A 28 26 92 CALM 30.31S Boise CLEAR 45 27 49 CALM 30.09R Couer d'Alene CLEAR 32 30 92 NE6 30.16S WCI 26 Idaho Falls SUNNY 34 29 82 N7 30.20R WCI 28 Salmon CLEAR 36 31 82 CALM 30.18S Spokane PTCLDY 37 30 75 CALM 30.14R Seattle MOCLDY 43 43 100 NE5 30.19S FOG Portland CLOUDY 44 43 96 CALM 30.14F FOG $$ Other Reports CITY SKY/WX TMP DP RH WIND PRES REMARKS Atlanta SUNNY 55 31 39 E18G26 30.49S Anchorage CLOUDY 37 21 52 N8 29.83 WCI 31 Boston MOSUNNY 49 24 37 VRB3 30.59R Chicago SUNNY 52 33 48 SW10G21 30.45S Fairbanks CLOUDY 27 25 93 S3 29.91R Great Falls PTSUNNY 45 32 60 E7 30.14S Houston MOSUNNY 63 42 46 NE8 30.38R Las Vegas NV PTSUNNY 67 42 40 N5 30.12S Phoenix AZ CLOUDY 72 38 29 E15 30.03R Salt Lake City MOSUNNY 46 34 62 SE9 30.17S San Diego SUNNY 68 43 40 CALM 29.98R San Francisco PTCLDY 58 55 90 W8 29.99R Washington Dul SUNNY 52 29 41 NE8 30.62R $$ Regional Reports...Alberta CITY SKY/WX TMP DP RH WIND PRES REMARKS Calgary CLEAR 36 21 55 S6 30.13R WCI 31 Fort McMurray CLEAR 37 32 81 SW15G23 29.83R WCI 28 High Level PTCLDY 34 23 64 SW6 29.77R WCI 29 Lethbridge PTCLDY 34 28 80 SE3 30.16R Medicine Hat PTCLDY 34 28 80 CALM 30.17R Pincher Creek CLEAR 36 23 60 W13 30.14S WCI 27 Fort Smith NWT PTCLDY 30 27 86 SW6 29.64R WCI 24 $$ Regional Reports...Saskatchewan CITY SKY/WX TMP DP RH WIND PRES REMARKS Estevan SUNNY 46 32 57 W18G28 30.08R Prince Albert SUNNY 45 34 65 W14G24 29.91R Regina MOSUNNY 41 32 70 W16 30.07R Saskatoon SUNNY 39 32 75 SW14 30.03R WCI 31 Swift Current SUNNY 37 28 70 W12 30.13R WCI 30 $$