Montana Department of Transportation

Malcolm “Mack” Long, Director

COVID-19

View the Governor’s Coronavirus Task Force site for more information.

Main Content

Accidents and Incidents Report

Hourly Weather Roundup

ASUS45 KTFX 201610

RWRMT 

Montana Regional Weather Roundup

National Weather Service Great Falls MT

1000 AM MDT MON SEP 20 2021



NOTE: "FAIR" indicates few or no clouds below 12,000 feet with no

significant weather and/or obstructions to visibility.



MTZ001.007-043-201700-

West of the divide

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

Kalispell      CLOUDY    50  42  74 S6        30.25R                  

Missoula       LGT RAIN  46  44  93 W5        30.30R                  

Butte          PTSUNNY   43  38  82 NW5       30.29R                  

Hamilton       CLOUDY    46  43  87 SW3       30.32R                  

Mullan Pass    FOG       36  35  96 CALM      30.28R VSB.1/4          

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MTZ008-052.055-201700-

Southwest Montana

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

Bozeman        CLOUDY    48  36  63 SW5       30.27R                  

Dillon         PTSUNNY   48  29  47 SW14      30.28R                  

Twin Bridges   CLOUDY    45  30  57 CALM      30.30R                  

W Yellowstone  CLOUDY    34  34 100 SW5       30.30R WCI  30          

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MTZ009-010-012-014-046-048-049-054-201700-

East Slopes and Central Montana

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

Cut Bank       SUNNY     55  32  41 W20       30.14R                  

Great Falls    MOSUNNY   54  34  46 SW15      30.17R                  

Helena         PTSUNNY   50  35  56 W12G22    30.25R                  

Malmstrom AFB  PTSUNNY   51  35  53 W10       30.18R                  

Augusta        FAIR      52  27  39 NW12G22   30.17R                  

Bowmans Corner FAIR      52  30  43 SW10      30.18R                  

Raynesford     CLOUDY    51  32  47 SW15G23   30.18R                  

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MTZ011-013-016-021-045-047-050-051-201700-

North Central Montana

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

Havre          PTSUNNY   56  37  49 W10       30.12R                  

Lewistown      CLOUDY    49  34  56 W10       30.16R                  

Grass Range    PTSUNNY   51  32  48 W17G23    30.11R                  

N Bar Ranch    PTSUNNY   52  30  43 W26G33    30.13S                  

Roy            PTSUNNY   55  35  45 NW26      30.11R                  

Stanford       PTSUNNY   50  29  45 NW16G29   30.17R                  

Winifred       PTSUNNY   53  32  44 NW15G22   30.14R                  

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MTZ017.020-022.027-061-062-201700-

Northeast Montana

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

Glasgow        CLOUDY    53  37  54 NW12      30.06R                  

Jordan           N/A     57  37  47 W14       30.08R                  

Malta          CLOUDY    54  39  58 SW8       30.08R                  

Plentywood     SUNNY     57  36  44 N13       30.03R                  

Sidney         MOSUNNY   58  46  64 N7        30.02R                  

Wolf Point     MOSUNNY   54  40  59 SW6       30.05R                  

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MTZ028.42-056.058-201700-

Southcentral and southeast Montana

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

Baker          CLOUDY    53  42  66 W9        30.05R                  

Big Timber     CLOUDY    50  32  50 W20       30.22R                  

Billings       PTSUNNY   55  32  41 W16       30.17R                  

Hardin         MOSUNNY   57  36  44 W18G28    30.13R                  

Harlowton      PTSUNNY   52  32  46 W32       30.18R                  

Livingston     CLOUDY    52  33  48 W21G32    30.22R                  

Miles City     CLOUDY    52  43  71 W9        30.08R                  

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Regional Reports...Dakotas/MN

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

Williston      SUNNY     57  41  55 N14       30.01R                  

Minot          MOSUNNY   61  41  47 NW15      29.92R                  

Dickinson      SUNNY     62  43  49 NW13      29.98R                  

Beach          CLOUDY    55  50  82 W12       30.04R                  

Bowman         PTSUNNY   61  45  55 NW13      30.02R                  

Crosby         FAIR      55  39  54 N12       30.00R                  

Glen Ullin     FAIR      57  45  62 NW13      29.96R                  

Hettinger      PTSUNNY   58  44  60 NW14      30.00R                  

Tioga          FAIR      57  43  58 NW13      29.99S                  

Watford City   FAIR      59  45  58 N8        30.00R                  

Bismarck       PTSUNNY   59  47  64 NW10      29.93R                  

Grand Forks    LGT RAIN  57  54  89 NW10      29.78R FOG              

Fargo          LGT RAIN  57  55  93 NW12      29.75R                  

Buffalo SD       N/A     52  47  83 W14       30.01R                  

Rapid City     CLOUDY    56  41  57 NW26G37   30.05R                  

Intl Falls     RAIN      60  58  92 NW16      29.61R FOG              

Duluth         PTSUNNY   72  64  76 SW15G22   29.69R                  

Minneapolis    CLOUDY    74  65  73 S14G20    29.68F                  

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Regional Reports...WY/CO/ID/WA/OR

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

Buffalo WY     PTSUNNY   49  36  61 N16G26    30.18R                  

Cody           PTSUNNY   53  28  38 W9G24     30.21R                  

Gillette       PTSUNNY   51  39  63 W20       30.13R                  

Powell         FAIR      50  32  50 S6        30.19R                  

Sheridan       CLOUDY    56  35  45 NW17G29   30.17R                  

Yellowstone La   N/A     34  30  85 CALM      30.32R                  

Boise          SUNNY     51  40  65 CALM      30.35R                  

Couer d'Alene  PTSUNNY   50  46  87 S5        30.33R                  

Idaho Falls    CLOUDY    43  40  89 SW12      30.35R                  

Salmon         PTSUNNY   45  40  82 NW3       30.33R                  

Spokane        MOSUNNY   47  40  76 S8        30.31R                  

Seattle        CLOUDY    56  51  84 SW6       30.37R                  

Portland       FOG       54  52  93 NW6       30.38R VSB 1/4          

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Other Reports

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

Atlanta        RAIN      73  71  93 E10       30.09S FOG              

Anchorage      LGT RAIN  43  37  79 NW3       29.52F                  

Boston         MOSUNNY   69  58  67 E8        30.40S                  

Chicago        LGT RAIN  73  69  87 S12       29.93F                  

Fairbanks      LGT SNOW  33  27  78 NW10      29.67R VSB 3/4 WCI  25  

Houston        MOSUNNY   87  74  64 W8        29.93R HX  95           

Las Vegas NV   MOSUNNY   77  29  17 NE18      30.08R                  

Phoenix AZ     MOSUNNY   83  53  35 SE8       29.93R                  

Salt Lake City MOSUNNY   55  35  47 NW7       30.32R                  

San Diego      PTSUNNY   68  60  75 CALM      29.94R                  

San Francisco  SUNNY     65  55  70 CALM      29.99S                  

Washington Dul PTSUNNY   76  58  53 SE8       30.29F                  

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Regional Reports...Alberta

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

Calgary        MOSUNNY   50  34  53 VRB2      30.12R                  

Cardston         N/A     54  32  43 W8          N/A                   

Crowsnest Pass   N/A     48  36  61 NW13G21     N/A                   

Del Bonita       N/A     52  32  46 W16         N/A                   

Edmonton       MOSUNNY   50  37  62 W6        30.05R                  

Fort McMurray  SUNNY     46  43  87 W7        29.95R                  

High Level     MOSUNNY   41  39  93 CALM      29.93R                  

Lethbridge     MOSUNNY   54  36  50 W10       30.14R                  

Medicine Hat   PTSUNNY   52  41  66 SW7       30.10R                  

Milk River       N/A     55  34  44 NW20G26     N/AOnefour          N/A     50  34  53 NW10        N/A                   

Pincher Creek  SUNNY     52  34  50 W18G25    30.16R                  

Raymond          N/A     54  36  50 W14         N/A                   

Waterton Gate    N/A     50  34  53 SW17G25     N/A                   

Fort Smith NWT FOG       39  39 100 W3        29.89R VSB 5/8          

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Regional Reports...Saskatchewan

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

Assiniboia       N/A     50  36  57 NW9         N/A                   

Coronach         N/A     55  36  47 NW12        N/A                   

Cypress Hills    N/A     48  34  57 N3          N/A                   

Estevan        SUNNY     55  39  54 NW15      29.98R                  

Moose Jaw        N/A     52  39  62 NW10        N/A                   

Prince Albert  MOSUNNY   54  43  66 NW8       30.00R                  

Regina         MOSUNNY   52  41  66 NW14      30.02R                  

Rockglen         N/A     48  36  61 N8          N/A                   

Saskatoon      MOSUNNY   50  41  71 W8        30.02S                  

Swift Current  PTSUNNY   46  36  66 W7        30.07R                  

Uranium City     N/A     43  37  81 N7          N/A                   

Val Marie        N/A     52  36  54 NW7         N/A                   

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