619  
FOUS55 KTFX 182008  
PFMTFX  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
207 PM MDT WED SEP 18 2024  
 
MTZ312-191000-  
GREAT FALLS-CASCADE MT  
47.47N 111.38W ELEV. 3663 FT  
207 PM MDT WED SEP 18 2024  
 
DATE 09/18/24 THU 09/19/24 FRI 09/20/24 SAT  
MDT 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 47 73 48 70 41  
TEMP 57 57 54 52 49 48 54 65 71 70 60 54 50 49 55 66 69 66 53 47 43 42  
DEWPT 50 49 47 47 47 46 47 46 44 45 44 42 41 39 42 41 38 38 42 42 40 39  
RH 77 75 77 83 93 93 77 50 38 41 55 64 71 68 61 40 32 36 66 83 89 89  
WIND DIR NW NW W W W SW SW SW W W SW SW SW SW SW W NW NW NE N NW W  
WIND SPD 20 14 12 10 9 8 10 13 12 10 8 10 11 12 13 16 14 13 10 9 6 5  
WIND GUST 32 26 26  
CLOUDS OV OV B2 B2 B1 B1 FW CL FW FW SC FW FW FW FW FW FW SC SC B1 B1 B1  
POP 12HR 40 5 0 5 20  
QPF 12HR 0.02 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN C S S S S S  
RAIN SHWRS L  
TSTMS S  
 
DATE 09/21/24 SUN 09/22/24 MON 09/23/24 TUE 09/24/24 WED 09/25/24  
MDT 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 64 41 71 47 68 45 74 49 78  
TEMP 55 63 48 42 64 68 53 48 63 65 51 46 66 70 54 49 71 72  
DEWPT 40 41 41 37 43 45 42 40 46 46 44 41 47 48 44 42 47 48  
PWIND DIR W SE SW SW W SW SW S SW  
WIND CHAR LT LT GN GN GN LT GN LT GN  
AVG CLOUDS SC FW SC FW FW FW B1 B2 B2 B1 SC SC FW FW FW FW FW FW  
POP 12HR 5 0 0 10 20 5 0 0 5  
RAIN S S  
 

 
MTZ303-191000-  
CUT BANK-GLACIER MT  
48.60N 112.39W ELEV. 3838 FT  
207 PM MDT WED SEP 18 2024  
 
DATE 09/18/24 THU 09/19/24 FRI 09/20/24 SAT  
MDT 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 46 71 45 64 37  
TEMP 61 61 54 51 49 46 52 66 70 70 58 52 49 46 50 60 62 58 46 43 40 37  
DEWPT 46 45 45 46 45 44 45 43 40 41 43 42 40 38 39 41 39 40 40 39 37 35  
RH 58 56 71 83 86 93 77 43 33 35 57 69 71 73 66 49 43 51 79 86 89 92  
WIND DIR NW NW NW W W W W W W W SW SW W W NW NW N N N N NW NW  
WIND SPD 26 24 16 11 9 6 8 12 13 14 11 10 10 11 13 13 13 14 12 10 8 5  
WIND GUST 41 35 25 25 24 25  
CLOUDS B2 OV B2 B2 B1 SC FW CL FW SC SC SC SC SC SC B1 B1 B1 B2 B1 B2 SC  
POP 12HR 5 0 0 30 40  
QPF 12HR 0 0 0 0 0.03  
SNOW 12HR 00-00 00-00 00-00  
RAIN C C C C  
 
DATE 09/21/24 SUN 09/22/24 MON 09/23/24 TUE 09/24/24 WED 09/25/24  
MDT 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 62 38 69 45 67 44 73 46 74  
TEMP 53 61 44 39 63 65 50 46 61 64 48 44 64 71 52 47 69 69  
DEWPT 35 36 38 34 38 39 40 38 42 42 42 39 43 43 43 40 43 42  
PWIND DIR SW S SW W W W SW SW SW  
WIND CHAR GN GN GN GN GN GN GN GN GN  
AVG CLOUDS SC SC SC SC SC SC B2 B2 B1 SC B1 SC FW FW FW FW SC SC  
POP 12HR 5 0 0 20 20 5 0 5 10  
RAIN S S  
 

 
MTZ319-191000-  
HELENA-LEWIS & CLARK MT  
46.61N 111.96W ELEV. 3893 FT  
207 PM MDT WED SEP 18 2024  
 
DATE 09/18/24 THU 09/19/24 FRI 09/20/24 SAT  
MDT 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 47 74 48 73 42  
TEMP 58 57 56 54 51 48 52 62 71 71 62 56 52 48 52 66 72 69 59 53 48 43  
DEWPT 45 45 44 45 43 44 45 45 41 43 42 40 40 39 42 46 42 40 37 36 36 36  
RH 62 64 64 71 74 86 77 54 34 36 48 55 63 71 69 48 34 35 44 52 63 76  
WIND DIR W W W W W SW SW W W W SW SW S SW SW W W NW W W NW NW  
WIND SPD 18 16 13 11 9 6 5 5 9 8 5 9 8 5 5 10 13 13 10 8 4 2  
WIND GUST 31 27 25 24 24  
CLOUDS OV OV OV B2 B1 SC FW CL SC SC FW FW FW SC SC FW FW FW FW SC SC SC  
POP 12HR 10 0 0 5 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S  
 
DATE 09/21/24 SUN 09/22/24 MON 09/23/24 TUE 09/24/24 WED 09/25/24  
MDT 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 68 43 73 48 70 46 75 48 79  
TEMP 55 66 53 44 63 69 57 50 62 66 55 47 64 71 58 49 68 73  
DEWPT 40 43 39 36 45 44 41 41 46 46 42 40 48 48 44 40 48 48  
PWIND DIR N SW SW W W W SW S S  
WIND CHAR LT LT LT LT LT LT LT GN LT  
AVG CLOUDS B1 FW SC SC FW FW B1 B1 B1 B1 SC SC FW FW FW FW FW FW  
POP 12HR 5 0 5 20 30 5 5 0 10  
RAIN S S C  
 

 
MTZ326-191000-  
BOZEMAN-GALLATIN MT  
45.78N 111.16W ELEV. 4475 FT  
207 PM MDT WED SEP 18 2024  
 
DATE 09/18/24 THU 09/19/24 FRI 09/20/24 SAT  
MDT 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 40 71 42 73 38  
TEMP 53 53 49 47 44 41 47 59 69 68 57 51 46 43 49 65 71 68 56 50 43 39  
DEWPT 47 46 45 44 42 40 43 44 41 42 42 41 40 37 41 46 44 42 39 38 36 35  
RH 80 77 86 89 93 96 86 57 36 39 57 68 79 79 74 50 38 39 53 63 76 85  
WIND DIR W W SW S SE SE SE NW W SW SE S SE S S W W NW N N E E  
WIND SPD 12 11 10 6 5 4 4 4 5 3 5 6 6 5 5 5 9 8 6 5 4 3  
WIND GUST 25  
CLOUDS OV OV OV B2 B1 SC FW FW FW SC SC FW FW FW FW FW SC SC B1 SC FW FW  
POP 12HR 30 0 0 5 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN C C S  
 
DATE 09/21/24 SUN 09/22/24 MON 09/23/24 TUE 09/24/24 WED 09/25/24  
MDT 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 67 38 71 43 68 40 72 43 77  
TEMP 56 62 46 39 61 66 50 44 60 63 49 41 62 67 51 44 67 71  
DEWPT 42 39 41 36 43 42 42 40 45 44 42 38 45 46 43 39 46 48  
PWIND DIR NE E SW S SW SW SW SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW SC SC FW FW B1 B1 B2 B1 B1 SC FW FW FW FW FW FW  
POP 12HR 5 0 5 20 30 10 5 0 5  
RAIN S C C  
 

 
MTZ330-191000-  
WEST YELLOWSTONE-GALLATIN MT  
44.69N 111.11W ELEV. 6644 FT  
207 PM MDT WED SEP 18 2024  
 
DATE 09/18/24 THU 09/19/24 FRI 09/20/24 SAT  
MDT 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 29 60 31 64 30  
TEMP 43 44 38 37 34 30 36 49 58 58 46 39 34 31 38 56 63 62 49 42 35 31  
DEWPT 40 41 38 37 34 30 36 40 38 38 38 34 32 29 35 40 37 35 37 35 33 31  
RH 89 89100100100100100 71 47 47 73 82 92 92 89 55 38 36 63 76 92100  
WIND DIR SW SW SW SW S N SW SW SW SW S S SE S S SW SW SW SW N NE NE  
WIND SPD 12 9 5 2 1 0 1 5 9 8 3 3 2 2 3 10 13 10 4 2 2 2  
WIND GUST 23  
CLOUDS OV OV B2 OV OV OV OV SC SC FW FW FW FW FW SC FW FW SC SC SC SC SC  
POP 12HR 40 5 0 5 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN L  
RAIN SHWRS C  
TSTMS S  
OBVIS PF F PF  
 
DATE 09/21/24 SUN 09/22/24 MON 09/23/24 TUE 09/24/24 WED 09/25/24  
MDT 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 63 28 63 32 59 30 65 31 67  
TEMP 53 62 38 29 55 61 40 32 51 58 40 31 56 62 41 32 59 63  
DEWPT 33 32 33 29 36 33 34 32 38 37 36 31 39 36 36 32 41 37  
PWIND DIR NE NE S SW SW NW S S S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC FW SC SC SC FW SC B1 B2 B1 SC SC SC FW FW FW FW FW  
POP 12HR 5 5 5 20 30 20 5 0 5  
RAIN S C C S  
 

 
MTZ328-191000-  
DILLON-BEAVERHEAD MT  
45.26N 112.55W ELEV. 5357 FT  
207 PM MDT WED SEP 18 2024  
 
DATE 09/18/24 THU 09/19/24 FRI 09/20/24 SAT  
MDT 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 39 68 41 69 37  
TEMP 52 53 47 45 42 39 44 57 66 66 55 49 43 41 45 61 68 67 53 47 40 37  
DEWPT 43 43 42 41 40 39 42 41 38 37 38 39 37 36 39 44 41 40 36 34 32 32  
RH 71 69 83 86 93100 93 55 36 34 53 68 79 82 79 53 37 37 52 60 73 82  
WIND DIR SW W SW S S S SW SW SW SW S S S S S SW W W N N NW NW  
WIND SPD 10 9 6 6 6 5 5 4 5 6 6 8 8 8 6 5 10 10 9 9 8 6  
CLOUDS OV OV OV B2 B1 SC FW CL FW SC SC FW FW FW FW FW FW SC SC FW FW FW  
POP 12HR 5 0 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN C  
 
DATE 09/21/24 SUN 09/22/24 MON 09/23/24 TUE 09/24/24 WED 09/25/24  
MDT 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 64 38 68 42 63 39 69 42 73  
TEMP 52 62 44 38 56 66 48 42 56 60 46 39 57 68 49 42 61 71  
DEWPT 36 39 37 34 39 41 39 38 43 42 40 37 44 46 41 37 43 46  
PWIND DIR N NE SW SW W W SW S S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW SC SC FW FW B1 B1 B2 B1 B1 SC FW FW FW FW FW FW  
POP 12HR 0 0 5 10 30 5 0 0 5  
RAIN S C  
 

 
MTZ305-191000-  
HAVRE-HILL MT  
48.54N 109.76W ELEV. 2585 FT  
207 PM MDT WED SEP 18 2024  
 
DATE 09/18/24 THU 09/19/24 FRI 09/20/24 SAT  
MDT 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 47 72 47 67 39  
TEMP 58 58 54 53 50 48 51 63 69 70 58 55 51 48 53 63 66 63 52 48 44 40  
DEWPT 57 57 53 53 49 47 48 49 49 51 48 47 45 43 45 49 47 46 43 43 40 38  
RH 96 96 96100 96 96 89 60 49 51 69 74 80 83 74 60 50 54 71 83 86 92  
WIND DIR NW NW NW W W W W W W S S S SW SW W NW NW N N N NW NW  
WIND SPD 26 26 24 18 16 12 10 10 8 5 8 10 10 12 13 14 13 12 10 9 8 8  
WIND GUST 42 41 36 29 26  
CLOUDS OV OV OV OV B1 SC FW SC FW FW FW FW FW FW SC FW FW SC SC B1 B1 B1  
POP 12HR 90 0 0 10 30  
QPF 12HR 0.39 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN D C C  
RAIN SHWRS D D S  
TSTMS C C S  
 
DATE 09/21/24 SUN 09/22/24 MON 09/23/24 TUE 09/24/24 WED 09/25/24  
MDT 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 66 41 71 45 70 44 75 46 78  
TEMP 55 64 49 41 61 70 53 46 62 67 52 45 66 71 55 47 69 72  
DEWPT 42 44 41 38 44 48 44 42 48 47 46 42 49 49 45 42 50 51  
PWIND DIR W SE SW SW W SW SW S SW  
WIND CHAR GN LT LT LT GN LT GN LT GN  
AVG CLOUDS B1 FW SC SC SC FW B1 B2 B1 SC B1 SC SC FW FW SC SC FW  
POP 12HR 5 0 0 10 10 5 0 0 5  
 

 
MTZ314-191000-  
LEWISTOWN-FERGUS MT  
47.05N 109.46W ELEV. 4144 FT  
207 PM MDT WED SEP 18 2024  
 
DATE 09/18/24 THU 09/19/24 FRI 09/20/24 SAT  
MDT 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 45 68 45 67 37  
TEMP 52 51 49 50 48 46 52 62 66 66 56 52 49 46 53 64 66 62 50 46 41 38  
DEWPT 52 50 49 49 47 45 47 48 48 49 47 41 39 37 42 45 45 44 42 42 38 37  
RH 100 96100 96 96 96 83 60 52 54 72 66 68 71 66 50 47 52 74 86 89 96  
WIND DIR W W W W W W W W W W S S S SW W W NW NW N NW W W  
WIND SPD 28 28 25 21 18 12 10 10 9 3 5 8 8 8 9 13 13 9 8 8 6 6  
WIND GUST 42 42 42 36 29  
CLOUDS OV OV OV OV B2 B1 B1 FW FW FW FW FW FW FW FW FW SC SC SC B1 B1 B1  
POP 12HR 90 5 0 5 20  
QPF 12HR 0.61 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN D S S S  
RAIN SHWRS D D  
TSTMS S S  
FLOOD A A A A A  
HIGH WIND W W W  
 
DATE 09/21/24 SUN 09/22/24 MON 09/23/24 TUE 09/24/24 WED 09/25/24  
MDT 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 60 38 67 43 63 41 69 45 75  
TEMP 53 57 45 39 62 64 50 44 59 60 48 42 62 65 52 46 69 69  
DEWPT 43 40 39 34 43 47 42 39 46 46 43 39 46 49 42 39 48 50  
PWIND DIR W SE SW SW W SW SW S SW  
WIND CHAR LT LT LT LT GN LT LT LT GN  
AVG CLOUDS B1 SC SC SC FW FW SC B2 B1 B1 B1 B1 SC FW FW FW FW FW  
POP 12HR 5 5 0 10 30 10 5 0 5  
RAIN S C  
 

 
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