073  
FPUS55 KTFX 200937  
ZFPTFX  
 
ZONE FORECAST PRODUCT FOR CENTRAL AND SOUTHWEST MONTANA  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
337 AM MDT SUN SEP 20 2026  
 
SPOT TEMPERATURES AND PROBABILITIES OF MEASURABLE PRECIPITATION  
ARE FOR TODAY, TONIGHT, AND MONDAY.  
 
MTZ301-202200-  
EAST GLACIER PARK REGION-  
INCLUDING THE CITIES OF EAST GLACIER PARK, KIOWA, BABB,  
SAINT MARY, MARIAS PASS, AND LOGAN PASS  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
SUNNY. HIGHS 60 TO 70. SOUTHWEST WINDS UP TO 10 MPH.  
GUSTS UP TO 25 MPH IN THE MORNING.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHWEST WINDS UP  
TO 10 MPH WITH GUSTS TO AROUND 25 MPH.    
MONDAY
 
SUNNY. HIGHS 61 TO 71. SOUTHWEST WINDS 5 TO 15 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHWEST  
WINDS 5 TO 15 MPH.    
TUESDAY
 
SUNNY. HIGHS 59 TO 69. SOUTHWEST WINDS 5 TO 15 MPH.    
TUESDAY NIGHT AND WEDNESDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER  
40S. HIGHS 55 TO 65.    
WEDNESDAY NIGHT AND THURSDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER  
40S. HIGHS 55 TO 65.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE MID 40S.    
FRIDAY
 
PARTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS 56 TO 66.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. CHANCE OF RAIN IN THE EVENING,  
THEN CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. LOWS 38 TO 44.  
CHANCE OF PRECIPITATION 40 PERCENT.    
SATURDAY
 
COOLER. PARTLY SUNNY. CHANCE OF RAIN AND SNOW IN THE  
MORNING, THEN SLIGHT CHANCE OF RAIN AND SNOW IN THE AFTERNOON.  
HIGHS 42 TO 50. CHANCE OF PRECIPITATION 30 PERCENT.  
 

 
 
MTZ307-202200-  
SOUTHERN ROCKY MOUNTAIN FRONT-  
INCLUDING THE CITY OF ROGERS PASS  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
WARMER, SUNNY. HIGHS 60 TO 68. WEST WINDS UP TO 10 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. SOUTHWEST WINDS  
UP TO 5 MPH.    
MONDAY
 
SUNNY. HIGHS 63 TO 73. SOUTHWEST WINDS UP TO 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. WEST WINDS UP  
TO 10 MPH.    
TUESDAY
 
SUNNY. HIGHS 62 TO 72. SOUTHWEST WINDS UP TO 10 MPH.    
TUESDAY NIGHT THROUGH FRIDAY
 
PARTLY CLOUDY. LOWS 40 TO 46.  
HIGHS 59 TO 71.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN.  
LOWS 40 TO 46.    
SATURDAY
 
COOLER. PARTLY SUNNY. A 20 PERCENT CHANCE OF RAIN AND  
SNOW IN THE MORNING. HIGHS 46 TO 56.  
 

 
 
MTZ302-202200-  
NORTHERN HIGH PLAINS-  
INCLUDING THE CITIES OF BROWNING, HEART BUTTE, AND DUPUYER  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS UP TO 10 MPH.   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHWEST WINDS UP  
TO 10 MPH.    
MONDAY
 
SUNNY. HIGHS IN THE MID 70S. SOUTHWEST WINDS UP TO  
10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE LOWER 70S. WEST WINDS 5 TO 15 MPH.   
TUESDAY NIGHT THROUGH THURSDAY
 
PARTLY CLOUDY. LOWS IN THE  
UPPER 40S. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLOUDY. LOWS IN THE UPPER  
40S. HIGHS 67 TO 73.    
FRIDAY NIGHT AND SATURDAY
 
COOLER. MOSTLY CLOUDY. A 20 PERCENT  
CHANCE OF RAIN. LOWS IN THE MID 40S. HIGHS IN THE MID 50S.  
 

 
 
MTZ308-202200-  
SOUTHERN HIGH PLAINS-  
INCLUDING THE CITIES OF BYNUM, CHOTEAU, AND PENDROY  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
SUNNY. HIGHS IN THE LOWER 70S. SOUTHWEST WINDS UP TO  
5 MPH SHIFTING TO THE SOUTHEAST IN THE AFTERNOON.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHEAST WINDS UP  
TO 5 MPH SHIFTING TO THE SOUTHWEST AFTER MIDNIGHT.    
MONDAY
 
SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS UP TO  
10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTHWEST  
WINDS UP TO 10 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS UP TO  
10 MPH. GUSTS UP TO 20 MPH IN THE AFTERNOON.    
TUESDAY NIGHT THROUGH FRIDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER  
40S. HIGHS IN THE MID 70S.    
FRIDAY NIGHT AND SATURDAY
 
COOLER. MOSTLY CLOUDY. LOWS IN THE  
UPPER 40S. HIGHS AROUND 60.  
 

 
 
MTZ303-202200-  
EASTERN GLACIER, WESTERN TOOLE, AND CENTRAL PONDERA-  
INCLUDING THE CITIES OF CUT BANK, ETHRIDGE, AND SANTA RITA  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS UP TO 10 MPH.   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHEAST WINDS UP  
TO 15 MPH.    
MONDAY
 
SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS UP TO 15 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHWEST  
WINDS UP TO 15 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE MID 70S. WEST WINDS UP TO 10 MPH.    
TUESDAY NIGHT THROUGH THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN  
THE UPPER 40S. HIGHS IN THE LOWER 70S.    
FRIDAY
 
PARTLY SUNNY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. A 20 PERCENT CHANCE OF RAIN. LOWS IN THE MID 40S.    
SATURDAY
 
COOLER. PARTLY SUNNY. HIGHS IN THE UPPER 50S.  
 

 
TEMPERATURE / PRECIPITATION  
 
CUT BANK 73 44 76 / 0 0 0  
 

 
 
MTZ304-202200-  
EASTERN TOOLE AND LIBERTY-  
INCLUDING THE CITIES OF DEVON, SHELBY, CHESTER, GALATA, JOPLIN,  
LOTHAIR, AND WHITLASH  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS UP TO 10 MPH  
WITH GUSTS TO AROUND 25 MPH.    
TONIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE  
UPPER 40S. SOUTHEAST WINDS UP TO 10 MPH WITH GUSTS TO AROUND  
25 MPH.    
MONDAY
 
PARTLY SUNNY IN THE MORNING THEN CLEARING. PATCHY FOG  
IN THE MORNING. HIGHS IN THE MID 70S. SOUTHEAST WINDS 5 TO  
15 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTH WINDS  
UP TO 15 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS UP TO  
10 MPH.    
TUESDAY NIGHT THROUGH FRIDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER  
40S. HIGHS 68 TO 78.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. A 20 PERCENT CHANCE OF RAIN. LOWS IN THE UPPER 40S.    
SATURDAY
 
COOLER. PARTLY SUNNY. HIGHS 57 TO 63.  
 

 
 
MTZ305-202200-  
HILL COUNTY-  
INCLUDING THE CITY OF HAVRE  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS UP TO  
10 MPH.    
TONIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE  
UPPER 40S. SOUTHEAST WINDS UP TO 15 MPH.    
MONDAY
 
PARTLY SUNNY IN THE MORNING THEN CLEARING. PATCHY FOG  
IN THE MORNING. HIGHS IN THE MID 70S. SOUTHEAST WINDS UP TO  
15 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTHEAST  
WINDS UP TO 15 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS UP TO  
10 MPH.    
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN  
THE UPPER 40S. HIGHS IN THE UPPER 70S.    
THURSDAY
 
SUNNY. HIGHS IN THE MID 70S.    
THURSDAY NIGHT AND FRIDAY
 
PARTLY CLOUDY. LOWS AROUND 50. HIGHS  
IN THE UPPER 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN IN  
THE EVENING, THEN MOSTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE UPPER  
40S.    
SATURDAY
 
COOLER. MOSTLY SUNNY. HIGHS IN THE MID 60S.  
 

 
TEMPERATURE / PRECIPITATION  
 
HAVRE 73 45 78 / 10 0 0  
 

 
 
MTZ306-202200-  
NORTHERN BLAINE COUNTY-  
INCLUDING THE CITIES OF CHINOOK, ZURICH, HARLEM, HOGELAND,  
AND FORT BELKNAP  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. SOUTHEAST WINDS  
5 TO 15 MPH.    
TONIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. LOWS IN THE UPPER 40S. SOUTHEAST WINDS 5 TO 15 MPH.    
MONDAY
 
PARTLY SUNNY IN THE MORNING THEN CLEARING. HIGHS IN THE  
LOWER 70S. SOUTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND  
30 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTHEAST  
WINDS 10 TO 20 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS 5 TO  
15 MPH.    
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS  
AROUND 50. HIGHS IN THE UPPER 70S.    
THURSDAY
 
SUNNY. HIGHS IN THE MID 70S.    
THURSDAY NIGHT THROUGH FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE  
LOWER 50S. HIGHS AROUND 80.    
SATURDAY
 
COOLER. MOSTLY SUNNY. HIGHS IN THE MID 60S.  
 

 
 
MTZ309-202200-  
EASTERN PONDERA AND EASTERN TETON-  
INCLUDING THE CITIES OF BRADY, CONRAD, AND LEDGER  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS UP TO 10 MPH.   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHEAST WINDS UP  
TO 10 MPH.    
MONDAY
 
SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE UPPER  
70S. SOUTH WINDS UP TO 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHEAST  
WINDS UP TO 10 MPH SHIFTING TO THE SOUTHWEST AFTER MIDNIGHT.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS UP TO  
10 MPH.    
TUESDAY NIGHT THROUGH FRIDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER  
40S. HIGHS IN THE UPPER 70S.    
FRIDAY NIGHT AND SATURDAY
 
COOLER. MOSTLY CLOUDY. LOWS IN THE  
UPPER 40S. HIGHS IN THE LOWER 60S.  
 

 
 
MTZ310-202200-  
WESTERN AND CENTRAL CHOUTEAU COUNTY-  
INCLUDING THE CITIES OF FLOWEREE, CARTER, AND FORT BENTON  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
PARTLY SUNNY EARLY IN THE MORNING THEN CLEARING. HIGHS  
IN THE LOWER 70S. SOUTHEAST WINDS UP TO 10 MPH.    
TONIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE  
UPPER 40S. SOUTHEAST WINDS UP TO 10 MPH WITH GUSTS TO AROUND  
25 MPH.    
MONDAY
 
SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE UPPER  
70S. SOUTHEAST WINDS UP TO 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTHEAST  
WINDS UP TO 15 MPH WITH GUSTS TO AROUND 30 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 80. SOUTHWEST WINDS UP TO 5 MPH.    
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN  
THE LOWER 50S. HIGHS IN THE UPPER 70S.    
THURSDAY
 
SUNNY. HIGHS IN THE UPPER 70S.    
THURSDAY NIGHT AND FRIDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER  
50S. HIGHS IN THE LOWER 80S.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. LOWS AROUND 50.    
SATURDAY
 
COOLER. MOSTLY SUNNY. HIGHS IN THE MID 60S.  
 

 
 
MTZ311-202200-  
BEARS PAW MOUNTAINS AND SOUTHERN BLAINE-  
INCLUDING THE CITY OF ROCKY BOY  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
PARTLY SUNNY UNTIL LATE AFTERNOON THEN CLEARING. HIGHS  
64 TO 70. EAST WINDS UP TO 10 MPH.    
TONIGHT
 
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE  
UPPER 40S. SOUTHEAST WINDS 5 TO 10 MPH WITH GUSTS TO AROUND  
25 MPH.    
MONDAY
 
PARTLY SUNNY IN THE MORNING THEN CLEARING. HIGHS 69 TO  
75. SOUTHEAST WINDS 5 TO 15 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50. SOUTHEAST WINDS  
5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH.    
TUESDAY
 
SUNNY. HIGHS 75 TO 81. SOUTH WINDS UP TO 10 MPH.    
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN  
THE LOWER 50S. HIGHS 75 TO 81.    
THURSDAY
 
SUNNY. HIGHS 73 TO 79.    
THURSDAY NIGHT THROUGH FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE  
LOWER 50S. HIGHS 77 TO 83.    
SATURDAY
 
COOLER. MOSTLY SUNNY. HIGHS 62 TO 68.  
 

 
 
MTZ312-202200-  
CASCADE COUNTY BELOW 5000FT-  
INCLUDING THE CITY OF GREAT FALLS  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS UP TO 5 MPH  
SHIFTING TO THE EAST IN THE AFTERNOON.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHEAST WINDS UP  
TO 10 MPH SHIFTING TO THE SOUTH AFTER MIDNIGHT.    
MONDAY
 
SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS UP TO  
10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTH WINDS  
UP TO 10 MPH. GUSTS UP TO 25 MPH AFTER MIDNIGHT.    
TUESDAY
 
SUNNY. HIGHS AROUND 80. SOUTHWEST WINDS UP TO 10 MPH.    
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN  
THE LOWER 50S. HIGHS IN THE UPPER 70S.    
THURSDAY
 
SUNNY. HIGHS IN THE UPPER 70S.    
THURSDAY NIGHT AND FRIDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER  
50S. HIGHS IN THE LOWER 80S.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. LOWS AROUND 50.    
SATURDAY
 
COOLER. MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN  
THE AFTERNOON. HIGHS IN THE MID 60S.  
 

 
TEMPERATURE / PRECIPITATION  
 
GREAT FALLS ARPT 73 46 79 / 0 0 0  
 

 
 
MTZ313-202200-  
JUDITH BASIN COUNTY AND JUDITH GAP-  
INCLUDING THE CITIES OF RAYNESFORD, GEYSER, STANFORD, WINDHAM,  
BENCHLAND, HOBSON, AND MOCCASIN  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN EARLY IN  
THE MORNING, THEN MOSTLY SUNNY IN THE LATE MORNING AND AFTERNOON.  
HIGHS IN THE UPPER 60S. SOUTHWEST WINDS UP TO 5 MPH SHIFTING TO  
THE NORTHEAST IN THE AFTERNOON.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHEAST WINDS UP  
TO 10 MPH SHIFTING TO THE SOUTH AFTER MIDNIGHT. GUSTS UP TO  
25 MPH.    
MONDAY
 
SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS UP TO 10 MPH  
WITH GUSTS TO AROUND 25 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTH WINDS  
5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS UP TO  
10 MPH.    
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS  
AROUND 50. HIGHS IN THE UPPER 70S.    
THURSDAY THROUGH FRIDAY
 
MOSTLY CLEAR. HIGHS IN THE UPPER 70S.  
LOWS IN THE LOWER 50S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S.    
SATURDAY
 
COOLER. MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN  
THE AFTERNOON. HIGHS IN THE UPPER 60S.  
 

 
 
MTZ314-202200-  
FERGUS COUNTY BELOW 4500FT-  
INCLUDING THE CITIES OF HILGER AND LEWISTOWN  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
CLOUDY WITH CHANCE OF RAIN IN THE MORNING, THEN PARTLY  
SUNNY WITH SLIGHT CHANCE OF RAIN EARLY IN THE AFTERNOON. MOSTLY  
SUNNY LATE IN THE AFTERNOON. HIGHS 63 TO 69. NORTH WINDS UP TO  
5 MPH SHIFTING TO THE EAST IN THE AFTERNOON. CHANCE OF RAIN  
50 PERCENT.    
TONIGHT
 
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS 44 TO  
50. SOUTHEAST WINDS 5 TO 10 MPH.    
MONDAY
 
PARTLY SUNNY IN THE MORNING THEN CLEARING. HIGHS IN THE  
MID 70S. SOUTHEAST WINDS UP TO 15 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTHEAST  
WINDS 5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS UP TO  
5 MPH. GUSTS UP TO 20 MPH IN THE AFTERNOON.    
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN  
THE LOWER 50S. HIGHS IN THE UPPER 70S.    
THURSDAY THROUGH FRIDAY
 
MOSTLY CLEAR. HIGHS IN THE LOWER 80S.  
LOWS IN THE LOWER 50S.    
FRIDAY NIGHT AND SATURDAY
 
COOLER. PARTLY CLOUDY. LOWS IN THE  
LOWER 50S. HIGHS IN THE UPPER 60S.  
 

 
TEMPERATURE / PRECIPITATION  
 
LEWISTOWN 65 43 74 / 30 10 0  
 

 
 
MTZ315-202200-  
UPPER BLACKFOOT AND MACDONALD PASS-  
INCLUDING THE CITIES OF MARYSVILLE, LINCOLN, FLESHER PASS,  
AND MACDONALD PASS  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
WARMER, SUNNY. HIGHS 60 TO 68. WEST WINDS UP TO 5 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. SOUTHWEST WINDS  
UP TO 5 MPH.    
MONDAY
 
SUNNY. HIGHS 65 TO 73. SOUTHWEST WINDS UP TO 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHWEST  
WINDS UP TO 10 MPH.    
TUESDAY
 
SUNNY. HIGHS 65 TO 73. SOUTHWEST WINDS UP TO 10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S.    
WEDNESDAY
 
SUNNY. HIGHS 64 TO 72.    
WEDNESDAY NIGHT THROUGH FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS 42 TO  
51. HIGHS 66 TO 75.    
SATURDAY
 
MOSTLY SUNNY. HIGHS 54 TO 62.  
 

 
 
MTZ316-202200-  
GATES OF THE MOUNTAINS-  
INCLUDING THE CITIES OF CANYON CREEK, WOLF CREEK, AND CRAIG  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
WARMER, SUNNY. HIGHS 67 TO 73. SOUTH WINDS UP TO 10 MPH.   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTH WINDS UP TO  
10 MPH.    
MONDAY
 
SUNNY. HIGHS 71 TO 77. SOUTH WINDS UP TO 10 MPH.    
MONDAY NIGHT
 
CLEAR. LOWS IN THE UPPER 40S. SOUTH WINDS UP TO  
10 MPH.    
TUESDAY
 
SUNNY. HIGHS 72 TO 78. SOUTH WINDS UP TO 10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 50.    
WEDNESDAY
 
SUNNY. HIGHS 71 TO 77.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S.    
THURSDAY
 
SUNNY. HIGHS 72 TO 78.    
THURSDAY NIGHT THROUGH FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND  
50. HIGHS 73 TO 79.    
SATURDAY
 
COOLER. MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN  
THE AFTERNOON. HIGHS 59 TO 65.  
 

 
 
MTZ317-202200-  
LITTLE BELT AND HIGHWOOD MOUNTAINS-  
INCLUDING THE CITIES OF MONARCH, NEIHART, AND KINGS HILL PASS  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
WARMER. PARTLY SUNNY IN THE MORNING THEN CLEARING. HIGHS  
58 TO 66. SOUTHWEST WINDS UP TO 5 MPH SHIFTING TO THE NORTH IN  
THE AFTERNOON.    
TONIGHT
 
MOSTLY CLEAR. LOWS 39 TO 45. SOUTH WINDS UP TO 10 MPH.   
MONDAY
 
SUNNY. HIGHS 64 TO 72. SOUTH WINDS UP TO 10 MPH WITH  
GUSTS TO AROUND 25 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS 42 TO 50. SOUTH WINDS 5 TO  
10 MPH WITH GUSTS TO AROUND 30 MPH.    
TUESDAY
 
SUNNY. HIGHS 66 TO 74. SOUTHWEST WINDS 5 TO 10 MPH.    
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS  
44 TO 52. HIGHS 65 TO 73.    
THURSDAY
 
SUNNY. HIGHS 67 TO 73.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS 46 TO 54.    
FRIDAY
 
SUNNY. HIGHS 68 TO 76.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS 44 TO 50.    
SATURDAY
 
MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS 57 TO 63.  
 

 
 
MTZ318-202200-  
SNOWY AND JUDITH MOUNTAINS-  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
CLOUDY WITH CHANCE OF RAIN IN THE MORNING, THEN PARTLY  
SUNNY WITH SLIGHT CHANCE OF RAIN IN THE AFTERNOON. HIGHS 55 TO  
61. NORTH WINDS UP TO 5 MPH. CHANCE OF RAIN 50 PERCENT.    
TONIGHT
 
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE  
LOWER 40S. SOUTHEAST WINDS UP TO 10 MPH WITH GUSTS TO AROUND  
25 MPH.    
MONDAY
 
WARMER, SUNNY. HIGHS 63 TO 71. SOUTH WINDS UP TO 10 MPH  
WITH GUSTS TO AROUND 25 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTH WINDS  
5 TO 15 MPH WITH GUSTS TO AROUND 30 MPH.    
TUESDAY
 
SUNNY. HIGHS 68 TO 76. SOUTH WINDS UP TO 10 MPH.    
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN  
THE UPPER 40S. HIGHS 68 TO 76.    
THURSDAY THROUGH FRIDAY
 
MOSTLY CLEAR. HIGHS 68 TO 79. LOWS IN  
THE LOWER 50S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S.    
SATURDAY
 
MOSTLY SUNNY. A 20 PERCENT CHANCE OF RAIN IN THE  
AFTERNOON. HIGHS 59 TO 67.  
 

 
 
MTZ319-202200-  
HELENA VALLEY-  
INCLUDING THE CITY OF HELENA  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
SUNNY. PATCHY FOG EARLY IN THE MORNING. HIGHS IN THE  
LOWER 70S. SOUTHEAST WINDS UP TO 5 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHEAST WINDS UP  
TO 5 MPH.    
MONDAY
 
SUNNY. HIGHS IN THE MID 70S. SOUTHEAST WINDS UP TO  
10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTH WINDS UP  
TO 5 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS UP TO  
5 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S.    
WEDNESDAY
 
SUNNY. HIGHS IN THE UPPER 70S.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S.    
THURSDAY
 
SUNNY. HIGHS IN THE UPPER 70S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S.    
FRIDAY
 
SUNNY. HIGHS AROUND 80.    
FRIDAY NIGHT AND SATURDAY
 
COOLER. PARTLY CLOUDY. LOWS IN THE  
UPPER 40S. HIGHS IN THE UPPER 60S.  
 

 
TEMPERATURE / PRECIPITATION  
 
HELENA 72 44 76 / 0 0 0  
 

 
 
MTZ320-202200-  
BIG BELT, BRIDGER AND CASTLE MOUNTAINS-  
INCLUDING THE CITIES OF TRIDENT, MAUDLOW, BATTLE RIDGE PASS,  
BOZEMAN PASS, AND DEEP CREEK PASS  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
NOT AS COOL. PARTLY SUNNY IN THE MORNING THEN CLEARING.  
HIGHS 56 TO 64. WEST WINDS UP TO 10 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. SOUTHEAST WINDS  
UP TO 5 MPH.    
MONDAY
 
SUNNY. HIGHS 62 TO 70. SOUTH WINDS UP TO 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHEAST  
WINDS UP TO 10 MPH.    
TUESDAY
 
SUNNY. HIGHS 64 TO 72. SOUTH WINDS UP TO 10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S.    
WEDNESDAY
 
SUNNY. HIGHS 64 TO 72.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S.    
THURSDAY THROUGH FRIDAY
 
MOSTLY CLEAR. HIGHS 66 TO 76. LOWS IN  
THE UPPER 40S.    
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER  
40S. HIGHS 58 TO 68.  
 

 
 
MTZ321-202200-  
MEAGHER COUNTY VALLEYS-  
INCLUDING THE CITIES OF MARTINSDALE, CHECKERBOARD, RINGLING,  
AND WHITE SULPHUR SPRINGS  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
MOSTLY CLOUDY EARLY IN THE MORNING THEN BECOMING MOSTLY  
SUNNY. PATCHY FOG EARLY IN THE MORNING. HIGHS IN THE MID 60S.  
WEST WINDS UP TO 10 MPH.    
TONIGHT
 
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS AROUND  
40. SOUTHEAST WINDS UP TO 5 MPH.    
MONDAY
 
SUNNY. HIGHS AROUND 70. SOUTH WINDS UP TO 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. SOUTHEAST  
WINDS UP TO 10 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS UP TO  
10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 40S.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 70S.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 40S.    
THURSDAY THROUGH FRIDAY
 
MOSTLY CLEAR. HIGHS IN THE MID 70S.  
LOWS IN THE MID 40S.    
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. LOWS IN THE MID 40S.  
HIGHS IN THE UPPER 60S.  
 

 
 
MTZ322-202200-  
ELKHORN AND BOULDER MOUNTAINS-  
INCLUDING THE CITIES OF MONTANA CITY, CLANCY, BOULDER, CORBIN,  
WICKES, ELK PARK PASS, AND HOMESTAKE PASS  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
WARMER, SUNNY. HIGHS 57 TO 65. WEST WINDS UP TO 5 MPH  
SHIFTING TO THE NORTHEAST IN THE AFTERNOON.    
TONIGHT
 
MOSTLY CLEAR. LOWS 38 TO 44. EAST WINDS UP TO 5 MPH  
SHIFTING TO THE SOUTHWEST AFTER MIDNIGHT.    
MONDAY
 
SUNNY. HIGHS 63 TO 71. SOUTH WINDS UP TO 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS 40 TO 46. SOUTH WINDS UP TO  
5 MPH.    
TUESDAY
 
SUNNY. HIGHS 64 TO 72. SOUTH WINDS UP TO 10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS 43 TO 49.    
WEDNESDAY
 
SUNNY. HIGHS 64 TO 72.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS  
42 TO 50. HIGHS 66 TO 74.    
FRIDAY
 
SUNNY. HIGHS 67 TO 75.    
FRIDAY NIGHT AND SATURDAY
 
COOLER. PARTLY CLOUDY. LOWS 41 TO  
49. HIGHS 57 TO 65.  
 

 
 
MTZ323-202200-  
CANYON FERRY AREA-  
INCLUDING THE CITIES OF TOSTON, TOWNSEND, AND WINSTON  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. SOUTHEAST WINDS UP  
TO 5 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS 42 TO 48. SOUTHEAST WINDS UP TO  
10 MPH.    
MONDAY
 
SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS UP TO  
10 MPH.    
MONDAY NIGHT
 
CLEAR. LOWS 43 TO 49. SOUTHEAST WINDS UP TO  
10 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS UP TO 10 MPH.   
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS 46 TO 52.    
WEDNESDAY
 
SUNNY. HIGHS IN THE MID 70S.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS 46 TO 52.    
THURSDAY THROUGH FRIDAY
 
MOSTLY CLEAR. HIGHS IN THE UPPER 70S.  
LOWS 47 TO 53.    
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. LOWS 46 TO 52. HIGHS  
IN THE UPPER 60S.  
 

 
 
MTZ324-202200-  
MISSOURI HEADWATERS-  
INCLUDING THE CITIES OF HARRISON, THREE FORKS, WILLOW CREEK,  
PONY, AND WHITEHALL  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
MOSTLY SUNNY. PATCHY FOG EARLY IN THE MORNING. HIGHS IN  
THE UPPER 60S. SOUTHWEST WINDS UP TO 5 MPH SHIFTING TO THE  
SOUTHEAST IN THE AFTERNOON.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. EAST WINDS UP TO  
5 MPH SHIFTING TO THE SOUTHWEST AFTER MIDNIGHT.    
MONDAY
 
SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS UP TO 5 MPH.   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. SOUTHEAST  
WINDS UP TO 5 MPH SHIFTING TO THE SOUTHWEST AFTER MIDNIGHT.    
TUESDAY
 
SUNNY. HIGHS IN THE MID 70S. SOUTHWEST WINDS UP TO  
5 MPH SHIFTING TO THE SOUTH IN THE AFTERNOON.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S.    
WEDNESDAY
 
SUNNY. HIGHS IN THE MID 70S.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S.    
THURSDAY
 
SUNNY. HIGHS IN THE UPPER 70S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S.    
FRIDAY
 
SUNNY. HIGHS IN THE UPPER 70S.    
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER  
40S. HIGHS AROUND 70.  
 

 
 
MTZ325-202200-  
MADISON RIVER VALLEY-  
INCLUDING THE CITIES OF CAMERON, ENNIS, JEFFERS, MCALLISTER,  
AND NORRIS  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
PARTLY SUNNY IN THE MORNING THEN CLEARING. PATCHY FOG  
EARLY IN THE MORNING. HIGHS IN THE MID 60S. SOUTHWEST WINDS UP TO  
5 MPH SHIFTING TO THE NORTH IN THE AFTERNOON.    
TONIGHT
 
MOSTLY CLEAR. LOWS 36 TO 42. NORTHWEST WINDS UP TO  
5 MPH SHIFTING TO THE SOUTH AFTER MIDNIGHT.    
MONDAY
 
SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS UP TO 5 MPH.   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS 39 TO 45. SOUTH WINDS UP TO  
10 MPH.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS UP TO  
10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE MID 40S.    
WEDNESDAY
 
SUNNY. HIGHS IN THE MID 70S.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S.    
THURSDAY
 
SUNNY. HIGHS IN THE UPPER 70S.    
THURSDAY NIGHT
 
BREEZY. PARTLY CLOUDY. LOWS IN THE UPPER 40S.    
FRIDAY
 
BREEZY, SUNNY. HIGHS IN THE UPPER 70S.    
FRIDAY NIGHT AND SATURDAY
 
BREEZY. PARTLY CLOUDY. LOWS IN THE  
UPPER 40S. HIGHS IN THE LOWER 70S.  
 

 
 
MTZ326-202200-  
GALLATIN VALLEY-  
INCLUDING THE CITIES OF BOZEMAN AND GALLATIN GATEWAY  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
MOSTLY CLOUDY EARLY IN THE MORNING THEN CLEARING. PATCHY  
FOG EARLY IN THE MORNING. HIGHS IN THE MID 60S. SOUTH WINDS UP TO  
5 MPH SHIFTING TO THE NORTHWEST IN THE AFTERNOON.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. SOUTHEAST WINDS  
UP TO 10 MPH.    
MONDAY
 
SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS UP TO  
5 MPH SHIFTING TO THE NORTH IN THE AFTERNOON.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. SOUTHEAST  
WINDS UP TO 10 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE MID 70S. SOUTHEAST WINDS UP TO  
5 MPH SHIFTING TO THE NORTHWEST IN THE AFTERNOON.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S.    
WEDNESDAY
 
SUNNY. HIGHS IN THE MID 70S.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S.    
THURSDAY
 
SUNNY. HIGHS IN THE UPPER 70S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S.    
FRIDAY
 
SUNNY. HIGHS IN THE UPPER 70S.    
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER  
40S. HIGHS IN THE LOWER 70S.  
 

 
TEMPERATURE / PRECIPITATION  
 
BOZEMAN AIRPORT 66 39 73 / 10 0 0  
BOZEMAN MSU 64 41 72 / 10 0 0  
 

 
 
MTZ330-202200-  
GALLATIN AND MADISON COUNTY MOUNTAINS AND CENTENNIAL MOUNTAINS-  
INCLUDING THE CITIES OF BIG SKY, WEST YELLOWSTONE, TARGHEE PASS,  
AND RAYNOLDS PASS  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
MOSTLY CLOUDY EARLY IN THE MORNING THEN BECOMING MOSTLY  
SUNNY. PATCHY FOG EARLY IN THE MORNING. HIGHS 50 TO 60. NORTHWEST  
WINDS UP TO 10 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS 33 TO 39. NORTH WINDS UP TO 5 MPH  
SHIFTING TO THE SOUTH AFTER MIDNIGHT.    
MONDAY
 
WARMER, SUNNY. HIGHS 57 TO 67. SOUTHWEST WINDS UP TO  
10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS 37 TO 43. SOUTH WINDS UP TO  
10 MPH.    
TUESDAY
 
MOSTLY SUNNY. HIGHS 59 TO 69. SOUTH WINDS UP TO  
10 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS 40 TO 46.    
WEDNESDAY AND WEDNESDAY NIGHT
 
PARTLY CLOUDY. HIGHS 59 TO 69.  
LOWS 39 TO 47.    
THURSDAY
 
SUNNY. HIGHS 62 TO 72.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS 41 TO 49.    
FRIDAY
 
SUNNY. HIGHS 62 TO 72.    
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. LOWS 41 TO 47. HIGHS  
57 TO 67.  
 

 
TEMPERATURE / PRECIPITATION  
 
WEST YELLOWSTONE 62 26 69 / 10 0 0  
 

 
 
MTZ327-202200-  
NORTHWEST BEAVERHEAD COUNTY-  
INCLUDING THE CITIES OF DEWEY, WISDOM, WISE RIVER, BIG HOLE PASS,  
AND CHIEF JOSEPH PASS  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
NOT AS COOL. MOSTLY SUNNY. AREAS OF FOG EARLY IN THE  
MORNING. HIGHS 56 TO 64. NORTHWEST WINDS UP TO 10 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTHEAST WINDS  
UP TO 5 MPH SHIFTING TO THE SOUTH AFTER MIDNIGHT.    
MONDAY
 
SUNNY. HIGHS 59 TO 69. SOUTHWEST WINDS UP TO 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 40. SOUTHWEST WINDS UP  
TO 5 MPH SHIFTING TO THE SOUTH AFTER MIDNIGHT.    
TUESDAY
 
MOSTLY SUNNY. HIGHS 60 TO 70. SOUTHWEST WINDS UP TO  
10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS 37 TO 45.    
WEDNESDAY
 
SUNNY. HIGHS 60 TO 70.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS  
36 TO 45. HIGHS 63 TO 73.    
FRIDAY
 
SUNNY. HIGHS 63 TO 73.    
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. LOWS 36 TO 44. HIGHS  
55 TO 65.  
 

 
 
MTZ328-202200-  
BEAVERHEAD AND WESTERN MADISON BELOW 6000FT-  
INCLUDING THE CITIES OF BANNACK, DILLON, GLEN, AND WATERLOO  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
MOSTLY SUNNY. HIGHS 62 TO 68. SOUTHWEST WINDS UP TO  
5 MPH SHIFTING TO THE NORTH IN THE AFTERNOON.    
TONIGHT
 
MOSTLY CLEAR. LOWS AROUND 40. NORTHEAST WINDS UP TO  
5 MPH SHIFTING TO THE SOUTH AFTER MIDNIGHT.    
MONDAY
 
SUNNY. HIGHS 67 TO 73. SOUTH WINDS UP TO 5 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. SOUTHEAST  
WINDS UP TO 5 MPH SHIFTING TO THE SOUTH AFTER MIDNIGHT.    
TUESDAY
 
MOSTLY SUNNY. HIGHS 69 TO 75. SOUTH WINDS UP TO  
10 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 40S.    
WEDNESDAY
 
SUNNY. HIGHS 70 TO 76.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN  
THE MID 40S. HIGHS 73 TO 79.    
FRIDAY
 
SUNNY. HIGHS 73 TO 79.    
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. LOWS IN THE MID 40S.  
HIGHS 67 TO 73.  
 

 
TEMPERATURE / PRECIPITATION  
 
DILLON 67 38 72 / 0 0 0  
 

 
 
MTZ329-202200-  
RUBY MOUNTAINS AND SOUTHERN BEAVERHEAD MOUNTAINS-  
INCLUDING THE CITY OF MONIDA PASS  
337 AM MDT SUN SEP 20 2026  
   
TODAY
 
NOT AS COOL. PARTLY SUNNY IN THE MORNING THEN CLEARING.  
HIGHS 54 TO 62. NORTHWEST WINDS UP TO 10 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTHEAST WINDS  
UP TO 10 MPH SHIFTING TO THE SOUTH AFTER MIDNIGHT.    
MONDAY
 
SUNNY. HIGHS 60 TO 68. SOUTH WINDS UP TO 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 40. SOUTH WINDS UP TO  
10 MPH.    
TUESDAY
 
MOSTLY SUNNY. HIGHS 61 TO 69. SOUTH WINDS UP TO  
10 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN IN  
THE EVENING. LOWS IN THE LOWER 40S.    
WEDNESDAY
 
SUNNY. HIGHS 62 TO 70.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN  
THE MID 40S. HIGHS 64 TO 72.    
FRIDAY
 
BREEZY, SUNNY. HIGHS 64 TO 72.    
FRIDAY NIGHT AND SATURDAY
 
BREEZY. PARTLY CLOUDY. LOWS IN THE  
MID 40S. HIGHS 60 TO 68.  
 

 
 
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