623
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 S 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 30.08F
FORT 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
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