ASUS45 KTFX 181710 RWRMT Montana Regional Weather Roundup National Weather Service Great Falls MT 1100 AM 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>007-043-181800- West of the divide CITY SKY/WX TMP DP RH WIND PRES REMARKS Kalispell CLOUDY 47 33 58 E6 30.15F Missoula MOSUNNY 47 31 53 CALM 30.16F Butte PTSUNNY 38 17 42 NW8 30.14S WCI 32 Anaconda MOSUNNY 39 23 52 CALM 30.14F Hamilton SUNNY 46 27 46 CALM 30.16F Mullan Pass MOSUNNY 38 27 64 CALM 30.13S Plains MOSUNNY 50 41 71 CALM 30.15F Ronan MOSUNNY 48 30 49 SE3 30.15F $$ MTZ008-052>055-181800- Southwest Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Bozeman CLOUDY 41 25 53 NW9 30.14S Dillon PTSUNNY 43 16 33 NE22G31 30.11S Ennis CLOUDY 36 23 60 MISG 30.16R Twin Bridges PTSUNNY 43 19 39 N14G25 30.14F W Yellowstone CLOUDY 34 18 51 N16 30.05R WCI 23 $$ MTZ009-010-012-014-046-048-049-054-181800- 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 30.14S Great Falls PTSUNNY 46 30 53 N8 30.14S Helena CLOUDY 44 24 45 N8 30.14F Bowmans Corner CLOUDY 41 28 60 NE5 N/A Raynesford MOSUNNY 42 30 63 NE9 30.11S $$ MTZ011-013-016-021-045-047-050-051-181800- North Central Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Havre PTSUNNY 45 27 49 E7 30.17S Fort Benton PTSUNNY 43 33 67 CALM 30.16S Grass Range CLOUDY 39 28 64 E12 30.07R WCI 31 N Bar Ranch CLOUDY 36 27 69 NW14 30.11R WCI 27 Roy CLOUDY 39 30 70 N12 30.09R WCI 32 Stanford PTSUNNY 41 32 71 W13G21 30.08F Winifred CLOUDY 39 31 73 NW15 30.10R WCI 30 $$ MTZ017>020-022>027-061-062-181800- Northeast Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Glasgow CLOUDY 40 29 64 N10 30.11R WCI 33 Glendive CLOUDY 40 35 83 N16 30.07R WCI 31 Jordan N/A 41 29 62 N12 30.11R Malta CLOUDY 41 32 70 N14 30.14R Plentywood CLOUDY 37 34 87 N13 30.08S WCI 29 Poplar CLOUDY 39 34 81 N7 30.09S WCI 34 Scobey N/A 37 34 87 N14 30.08R WCI 29 Wolf Point CLOUDY 40 32 73 N12G20 30.11R WCI 33 $$ MTZ028>42-056>058-181800- Southcentral and southeast Montana CITY SKY/WX TMP DP RH WIND PRES REMARKS Baker CLOUDY 39 35 86 NW17G25 30.03R WCI 30 Billings CLOUDY 40 26 57 N6 30.12R WCI 36 Forsyth CLOUDY 40 34 78 N12 30.11R WCI 33 Hardin CLOUDY 43 30 61 NW14 30.11R Laurel CLOUDY 39 32 75 MISG 30.13S Livingston CLOUDY 41 24 51 N12 30.10S Miles City CLOUDY 44 31 60 NW16 30.08S$$ Regional Reports...Dakotas/MN CITY SKY/WX TMP DP RH WIND PRES REMARKS Williston CLOUDY 38 34 85 N14 30.04F WCI 30 Minot CLOUDY 38 36 92 N14 30.01R WCI 30 Dickinson CLOUDY 41 38 89 NE13 29.97S Beach N/A 39 39 100 N20 30.03R WCI 30 Bowman CLOUDY 41 41 100 N15 29.98F Crosby CLOUDY 37 37 100 N9 30.06R WCI 31 Glen Ullin CLOUDY 41 37 87 N13 29.98S Hettinger CLOUDY 42 40 92 NW13 29.98R Tioga CLOUDY 39 39 100 N9 30.04F WCI 33 Watford City CLOUDY 41 41 100 N9 30.05S Bismarck CLOUDY 42 37 82 N14G22 29.98R Grand Forks CLOUDY 44 42 93 N20G26 29.91R Fargo CLOUDY 46 43 89 N20 29.88R Buffalo SD N/A 44 33 65 NW23 29.98R Rapid City LGT RAIN 39 37 92 N24G32 29.94F WCI 28 Intl Falls CLOUDY 45 43 93 NE10 29.81S FOG Duluth CLOUDY 49 47 93 NE6 29.76R Minneapolis CLOUDY 65 60 84 W5 29.73R $$ Regional Reports...WY/CO/ID/WA/OR CITY SKY/WX TMP DP RH WIND PRES REMARKS Buffalo WY CLOUDY 35 30 82 N23G38 30.00S WCI 23 Cody CLOUDY 36 22 56 N16G24 30.10R WCI 26 Gillette LGT SNOW 34 33 96 N20 30.00F FOG WCI 23 Sheridan LGT SNOW 35 33 92 NW15 30.08R FOG WCI 25 Yellowstone La N/A 31 14 49 VRB5 30.02R WCI 26 Boise SUNNY 58 23 26 NW16G26 30.08F Couer d'Alene MOSUNNY 51 42 71 CALM 30.17F Idaho Falls PTSUNNY 46 19 34 NE21G35 30.02R Salmon SUNNY 49 18 29 NE7 30.12F Spokane MOSUNNY 51 41 68 VRB3 30.17S Seattle PTSUNNY 53 46 77 W7 30.26S Portland PTSUNNY 54 44 69 NW5 30.28R $$ Other Reports CITY SKY/WX TMP DP RH WIND PRES REMARKS Atlanta MOSUNNY 82 67 60 SE8 30.26F Anchorage PTSUNNY 46 30 53 SE13 29.81R Boston PTSUNNY 62 51 67 E16 30.20F Chicago CLOUDY 70 68 93 SE8 29.79F Fairbanks PTSUNNY 48 30 49 CALM 29.71R Great Falls PTSUNNY 46 30 53 N8 30.14S Houston PTSUNNY 86 74 67 SE21G29 29.94S HX 94 Las Vegas NV MOSUNNY 66 20 17 NE17G24 29.97R Phoenix AZ MOSUNNY 74 47 38 CALM 29.80R Salt Lake City PTSUNNY 47 29 49 NW13 29.95R San Diego PTSUNNY 65 51 60 W7 29.90S San Francisco SUNNY 69 43 38 NE23 29.96R Washington Dul SUNNY 91 62 37 VRB3 30.16F HX 91 $$ Regional Reports...Alberta CITY SKY/WX TMP DP RH WIND PRES REMARKS Calgary MOSUNNY 50 32 50 VRB7 30.07F Fort McMurray SUNNY 54 21 28 SE6 30.04F High Level MOSUNNY 57 30 35 SE13 29.90F Lethbridge PTSUNNY 50 28 43 SW7 30.10F Medicine Hat MOSUNNY 48 28 46 S3 30.15S Pincher Creek MOSUNNY 50 32 50 VRB3 30.08FFort Smith NWT MOSUNNY 48 16 27 S14G23 30.05F $$ Regional Reports...Saskatchewan CITY SKY/WX TMP DP RH WIND PRES REMARKS Estevan LGT RAIN 37 36 93 NE9 30.06 FOG WCI 31 Prince Albert MOSUNNY 46 21 36 SE9G17 30.15F Regina LGT RAIN 37 34 87 N12 30.11S WCI 30 Saskatoon PTSUNNY 45 28 53 CALM 30.14F Swift Current CLOUDY 37 34 87 NW8 30.14S WCI 31 $$