ASUS45 KTFX 181810 RWRMT Montana Regional Weather Roundup National Weather Service Great Falls MT 1200 PM MDT MON MAY 18 2026 NOTE: "FAIR" indicates few or no clouds below 12,000 feet with no significant weather and/or obstructions to visibility. MTZ001>007-043-181900- West of the divide CITY SKY/WX TMP DP RH WIND PRES REMARKS Kalispell MOSUNNY 51 30 44 VRB5 30.13F Missoula MOSUNNY 51 25 36 CALM 30.15F Butte PTSUNNY 41 15 35 VRB5 30.13F Anaconda CLEAR 43 22 43 E5 30.14S Hamilton SUNNY 52 25 35 VRB5G12 30.15F Mullan Pass CLOUDY 39 30 70 CALM 30.13S Plains CLEAR 55 41 58 E5 30.13F Ronan CLEAR 52 28 40 W6 30.15S $$ MTZ008-052>055-181900- Southwest Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Bozeman CLOUDY 42 25 50 NW7 30.14S Dillon MOSUNNY 43 16 33 NE14G26 30.12R Ennis CLOUDY 37 19 48 MISG 30.17S Twin Bridges CLEAR 46 18 31 N14G21 30.14S W Yellowstone CLOUDY 36 18 48 N15G23 30.06R WCI 26 $$ MTZ009-010-012-014-046-048-049-054-181900- East Slopes and Central Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Cut Bank N/A N/A N/A N/A MISG 30.13F Great Falls MOSUNNY 46 26 45 VRB5 30.15R Helena PTSUNNY 46 25 43 NW7 30.15R $$ MTZ011-013-016-021-045-047-050-051-181900- North Central Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Havre MOSUNNY 49 28 44 S7 30.16F Fort Benton PTCLDY 47 34 61 CALM 30.15F Grass Range CLOUDY 39 27 60 E12 30.08R WCI 32 N Bar Ranch CLOUDY 36 27 69 NW9G16 30.12R WCI 29 $$ MTZ017>020-022>027-061-062-181900- Northeast Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Glasgow CLOUDY 41 30 65 N10 30.12R Glendive CLOUDY 41 34 76 N10 30.08R Jordan N/A 43 30 60 N16 30.12R Malta N/A 43 30 61 N9G17 30.14S Plentywood PTSUNNY 39 36 87 N15 30.08S FOG WCI 31 Poplar CLOUDY 41 34 75 VRB7 30.10S Scobey N/A 39 34 81 N16 30.09R WCI 30 Wolf Point CLOUDY 41 31 67 N6 30.11S $$ MTZ028>42-056>058-181900- Southcentral and southeast Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Baker CLOUDY 39 35 86 NW17 30.03S WCI 30 Big Timber MOCLDY 41 23 48 W7G13 30.12S Billings CLOUDY 40 26 57 NE6 30.13R WCI 36 Forsyth CLOUDY 43 31 62 NW10 30.11S Hardin CLOUDY 45 28 53 NW13G20 30.11S Laurel CLOUDY 41 36 81 VRB5 30.14S Livingston CLOUDY 42 23 46 N12 30.11R Miles City CLOUDY 44 31 60 NW12G18 30.09R $$ Regional Reports...Dakotas/MN CITY SKY/WX TMP DP RH WIND PRES REMARKS Williston CLOUDY 40 34 79 N15 30.05S WCI 32 Minot CLOUDY 40 37 89 N12 30.02R WCI 33 Dickinson CLOUDY 41 37 86 N10 29.98R Beach N/A 39 39 100 N17 30.04R WCI 30 Bowman CLOUDY 43 43 100 NW15 29.98F Crosby CLOUDY 39 37 93 N8 30.06S WCI 34 Glen Ullin CLOUDY 43 37 81 N14G20 29.97S Hettinger CLOUDY 42 39 89 NW12 29.98S Tioga CLOUDY 39 39 100 N9G17 30.05S WCI 33 Watford City CLOUDY 41 41 100 NW12 30.05S Bismarck CLOUDY 44 36 73 N10 29.99S Grand Forks CLOUDY 46 42 86 N18 29.91S Fargo CLOUDY 46 43 89 N17 29.87F Buffalo SD N/A 47 33 58 NW24G33 29.96F Rapid City CLOUDY 41 38 89 N22 29.94S Intl Falls CLOUDY 47 43 86 N7 29.83R Duluth CLOUDY 52 47 83 NW6 29.79R Minneapolis CLOUDY 62 56 80 NW13 29.75R $$ Regional Reports...WY/CO/ID/WA/OR CITY SKY/WX TMP DP RH WIND PRES REMARKS Buffalo WY CLOUDY 35 28 75 N23G32 30.03R WCI 23 Cody CLOUDY 37 22 54 N12G21 30.11R WCI 29 Gillette MIX PCPN 37 34 89 N18 30.01R WCI 27 Sheridan MIX PCPN 36 33 89 NW16 30.10R WCI 26 Yellowstone La N/A 33 14 45 VRB3 30.03R Boise SUNNY 60 24 25 NW18G31 30.07F Couer d'Alene MOSUNNY 55 39 54 CALM 30.16F Idaho Falls PTSUNNY 49 20 31 N23G33 30.03R Salmon SUNNY 49 19 30 VRB3 30.13R Spokane MOSUNNY 53 38 56 CALM 30.16F Seattle PTSUNNY 56 44 64 SW8 30.26S Portland PTSUNNY 57 44 62 N5 30.27F $$ Other Reports CITY SKY/WX TMP DP RH WIND PRES REMARKS Atlanta MOSUNNY 84 66 54 S7 30.24F Anchorage PTSUNNY 46 30 53 SE7 29.81S Boston PTSUNNY 63 50 62 NE17 30.17F Chicago CLOUDY 73 69 87 SE6 29.81R Fairbanks PTSUNNY 52 28 40 VRB6 29.71S Great Falls MOSUNNY 46 26 45 VRB5 30.15R Houston PTSUNNY 86 74 67 SE17G29 29.95R HX 94 Las Vegas NV MOSUNNY 68 20 16 NE17G26 29.98R Phoenix AZ MOSUNNY 76 47 35 W7 29.81R Salt Lake City PTSUNNY 47 29 49 N13 29.99R San Diego PTSUNNY 67 52 58 SW8 29.91R San Francisco SUNNY 70 46 42 N13 29.98R Washington Dul MOSUNNY 93 62 35 SE3 30.15F HX 93 $$ Regional Reports...Alberta CITY SKY/WX TMP DP RH WIND PRES REMARKS Calgary PTSUNNY 50 30 46 N7 30.05F Fort McMurray SUNNY 57 27 30 VRB5 30.03F High Level MOSUNNY 63 34 34 S12G20 29.88F Lethbridge PTSUNNY 54 28 37 S6 30.09F Medicine Hat MOSUNNY 52 30 43 S6 30.14F Pincher Creek CLOUDY 45 32 61 W16G26 30.08S Fort Smith NWT MOSUNNY 52 19 28 SE8G18 30.03F $$ Regional Reports...Saskatchewan CITY SKY/WX TMP DP RH WIND PRES REMARKS Estevan CLOUDY 39 37 93 N10 30.05 WCI 32 Prince Albert PTSUNNY 48 23 37 SE8G17 30.15S Regina LGT RAIN 39 36 87 N8 30.12R WCI 34 Saskatoon PTSUNNY 46 34 61 SW8 30.14S Swift Current N/A 39 34 81 NW8 30.14S WCI 34 $$