963  
FOUS55 KTFX 210955  
PFMTFX  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
255 AM MST SAT DEC 21 2024  
 
MTZ312-212300-  
GREAT FALLS-CASCADE MT  
47.47N 111.38W ELEV. 3663 FT  
255 AM MST SAT DEC 21 2024  
 
DATE SAT 12/21/24 SUN 12/22/24 MON 12/23/24  
MST 3HRLY 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 55 37 49 32 51  
TEMP 41 41 50 55 49 44 45 43 38 39 46 48 41 35 34 34 38 42 48 51 45  
DEWPT 25 26 26 25 27 26 29 28 24 25 25 22 23 23 22 20 24 29 32 29 28  
RH 52 55 39 31 42 49 53 55 57 57 43 35 48 61 61 56 57 60 54 42 51  
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW  
WIND SPD 10 11 11 11 10 10 16 23 27 27 25 21 13 13 13 14 18 21 23 24 17  
WIND GUST 39 35 33  
CLOUDS B1 SC SC SC B1 B2 B2 B2 SC SC FW FW FW FW SC B1 B2 B2 B1 SC FW  
POP 12HR 5 20 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S  
 
DATE TUE 12/24/24 WED 12/25/24 THU 12/26/24 FRI 12/27/24  
MST 6HRLY 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 28 50 31 46 29 46 32 48  
TEMP 35 31 45 44 38 35 43 39 34 35 42 42 38 36 45 43  
DEWPT 25 21 24 26 25 23 24 20 18 16 21 25 26 23 25 25  
PWIND DIR SW S SW SW SW SW SW SW  
WIND CHAR GN GN GN BZ BZ BZ BZ BZ  
AVG CLOUDS FW FW B1 B1 B2 B2 SC FW SC B1 B1 B1 B1 B1 B1 SC  
POP 12HR 0 5 20 0 0 5 10 5  
RAIN S  
 

 
MTZ303-212300-  
CUT BANK-GLACIER MT  
48.60N 112.39W ELEV. 3838 FT  
255 AM MST SAT DEC 21 2024  
 
DATE SAT 12/21/24 SUN 12/22/24 MON 12/23/24  
MST 3HRLY 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 51 35 44 27 46  
TEMP 34 32 42 50 43 39 40 38 36 37 41 44 37 32 30 29 33 36 44 46 41  
DEWPT 26 25 28 29 29 27 31 27 22 23 22 22 23 23 22 21 24 27 29 28 28  
RH 72 75 57 44 57 62 70 64 56 56 46 41 56 69 72 72 69 69 55 49 59  
WIND DIR W W SW SW S SW W W W W W W W SW SW SW SW W W W W  
WIND SPD 10 9 8 5 5 10 14 29 36 33 32 28 17 13 10 10 11 18 27 31 24  
WIND GUST 46 54 47 47 41 27 28 41 44 36  
CLOUDS SC SC SC SC B2 OV OV B2 B1 B1 SC FW FW SC SC B2 B2 B2 B1 SC FW  
POP 12HR 0 20 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE TUE 12/24/24 WED 12/25/24 THU 12/26/24 FRI 12/27/24  
MST 6HRLY 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 23 45 28 40 25 44 28 43  
TEMP 32 26 37 40 36 31 37 35 30 29 39 39 36 31 38 39  
DEWPT 23 19 23 26 26 21 21 20 18 17 25 27 27 23 25 26  
PWIND DIR W S W W SW SW SW SW  
WIND CHAR BZ GN BZ WY BZ BZ BZ BZ  
AVG CLOUDS FW SC B1 B2 B2 B2 SC FW SC B1 B2 B2 B2 B2 B1 B1  
POP 12HR 0 5 5 0 0 5 5 5  
 

 
MTZ319-212300-  
HELENA-LEWIS & CLARK MT  
46.61N 111.96W ELEV. 3893 FT  
255 AM MST SAT DEC 21 2024  
 
DATE SAT 12/21/24 SUN 12/22/24 MON 12/23/24  
MST 3HRLY 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 48 31 45 29 46  
TEMP 31 30 37 46 42 39 39 37 33 34 40 44 40 35 33 31 31 33 39 45 41  
DEWPT 23 23 27 28 27 27 30 28 25 25 26 25 26 23 23 22 24 27 32 30 30  
RH 72 75 67 49 55 62 70 70 72 69 57 47 57 61 66 69 75 78 76 55 65  
WIND DIR W SW NW S S SW SW W SW SW SW W SW S S S S S SW W SW  
WIND SPD 3 2 2 5 8 8 8 10 10 9 9 10 4 5 5 5 4 4 5 10 9  
WIND GUST 21 24 19 19  
CLOUDS B1 B1 B2 B2 B2 OV B1 SC FW FW FW FW SC B1 B1 B1 B2 B2 B2 B1 SC  
POP 12HR 0 30 0 0 20  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S S  
SNOW S S  
 
DATE TUE 12/24/24 WED 12/25/24 THU 12/26/24 FRI 12/27/24  
MST 6HRLY 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 26 45 28 43 25 43 29 45  
TEMP 34 29 36 41 36 31 38 38 31 28 36 40 37 31 38 42  
DEWPT 25 22 26 28 27 24 26 24 20 20 25 27 27 24 27 27  
PWIND DIR SW S SW SW S S S S  
WIND CHAR GN GN LT LT GN GN GN GN  
AVG CLOUDS FW SC B1 B1 B2 B2 B1 SC SC B1 B2 B2 B2 B2 B1 B1  
POP 12HR 0 10 30 0 0 10 20 20  
RAIN C S S S  
SNOW S S S  
 

 
MTZ326-212300-  
BOZEMAN-GALLATIN MT  
45.78N 111.16W ELEV. 4475 FT  
255 AM MST SAT DEC 21 2024  
 
DATE SAT 12/21/24 SUN 12/22/24 MON 12/23/24  
MST 3HRLY 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 49 27 45 25 43  
TEMP 28 28 41 48 43 37 37 34 29 29 39 44 38 31 29 27 30 32 38 42 38  
DEWPT 22 22 27 27 28 26 27 26 24 25 28 25 26 24 22 21 25 27 32 32 33  
RH 78 78 57 44 55 64 67 72 81 85 64 47 62 75 75 78 81 81 79 67 82  
WIND DIR SE S E NW S S SE W W SW W W SW S S S S S SW SW SW  
WIND SPD 4 3 1 2 5 6 9 10 8 5 6 6 4 5 5 5 5 3 2 5 5  
CLOUDS B1 SC B1 B1 B1 OV B2 B2 SC FW FW FW SC B1 B1 B1 B2 B2 B2 B1 SC  
POP 12HR 0 30 0 0 40  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN C C C C C C  
SNOW C C C  
 
DATE TUE 12/24/24 WED 12/25/24 THU 12/26/24 FRI 12/27/24  
MST 6HRLY 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 20 44 23 40 20 41 22 43  
TEMP 28 23 35 38 31 27 35 36 25 24 34 37 31 27 38 39  
DEWPT 24 20 26 27 26 25 29 26 21 20 25 27 26 23 28 28  
PWIND DIR S SE S SW S S S S  
WIND CHAR LT LT LT LT LT LT GN LT  
AVG CLOUDS SC SC B1 B1 B2 B2 B1 SC SC SC B2 B2 B2 B2 B2 B1  
POP 12HR 0 5 50 5 0 20 20 20  
RAIN C C S  
SNOW C C S S S S S S  
 

 
MTZ330-212300-  
WEST YELLOWSTONE-GALLATIN MT  
44.69N 111.11W ELEV. 6644 FT  
255 AM MST SAT DEC 21 2024  
 
DATE SAT 12/21/24 SUN 12/22/24 MON 12/23/24  
MST 3HRLY 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 38 16 32 19 34  
TEMP 11 12 29 37 33 28 25 21 17 18 28 32 28 23 21 20 22 23 31 34 32  
DEWPT 8 9 20 23 22 21 21 19 15 17 24 24 23 21 20 19 21 23 28 27 26  
RH 87 87 69 56 63 75 84 92 92 96 85 72 81 92 96 96 96100 88 75 78  
WIND DIR S SE NE S S S S S SW SW SW SW SW S S SW SW SW SW SW SW  
WIND SPD 1 1 2 5 5 8 10 8 5 3 5 9 5 5 4 4 3 2 3 6 4  
WIND GUST 20  
CLOUDS B1 B2 B1 B1 B1 B2 B2 B2 B1 B2 B2 B1 B1 B2 B2 OV OV OV OV B2 B1  
POP 12HR 0 30 20 30 80  
QPF 12HR 0 0 0 0.01 0.05  
SNOW 12HR 00-00 00-00 00-00  
SNOW S S S S C C D D C C  
 
DATE TUE 12/24/24 WED 12/25/24 THU 12/26/24 FRI 12/27/24  
MST 6HRLY 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 12 35 13 30 12 28 16 30  
TEMP 20 15 27 31 20 16 27 26 18 15 24 26 21 18 27 29  
DEWPT 19 15 21 21 17 14 23 20 16 13 20 21 20 17 23 24  
PWIND DIR SW S S SW S S SW SW  
WIND CHAR LT LT LT LT LT GN GN GN  
AVG CLOUDS B1 B2 B2 B1 B2 B2 B2 B1 B1 B2 OV B2 B2 OV OV B2  
POP 12HR 5 10 60 20 10 50 50 60  
SNOW C L S C C C C L L  
 

 
MTZ328-212300-  
DILLON-BEAVERHEAD MT  
45.26N 112.55W ELEV. 5357 FT  
255 AM MST SAT DEC 21 2024  
 
DATE SAT 12/21/24 SUN 12/22/24 MON 12/23/24  
MST 3HRLY 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 46 25 42 26 43  
TEMP 30 30 40 46 41 38 35 30 26 27 36 41 37 32 29 27 29 30 39 43 37  
DEWPT 20 20 24 23 25 23 25 23 21 22 26 23 24 23 22 21 23 26 31 29 28  
RH 66 66 52 40 52 54 66 75 81 81 67 48 59 69 75 78 78 85 73 57 70  
WIND DIR S S S S S S S SW SW S SW SW S S S S S S SW W SW  
WIND SPD 6 6 5 6 8 10 11 10 8 8 5 5 5 6 9 9 9 8 5 5 5  
CLOUDS B1 B1 B2 B2 B2 B2 SC SC FW B1 SC B1 B1 B2 B1 B1 B2 B2 B1 SC SC  
POP 12HR 0 10 0 5 20  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
SNOW S S  
 
DATE TUE 12/24/24 WED 12/25/24 THU 12/26/24 FRI 12/27/24  
MST 6HRLY 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 20 41 21 37 19 36 21 39  
TEMP 26 24 36 36 30 25 32 31 23 23 32 34 28 24 34 35  
DEWPT 21 20 26 25 24 21 24 21 17 17 21 24 21 19 26 24  
PWIND DIR S S S SW S S S S  
WIND CHAR GN GN LT LT GN GN GN GN  
AVG CLOUDS SC SC B1 B2 B2 B2 B1 FW SC B1 B2 B2 B2 B2 B2 B1  
POP 12HR 0 10 60 0 5 20 30 20  
RAIN L  
SNOW L C S C S S  
 

 
MTZ305-212300-  
HAVRE-HILL MT  
48.54N 109.76W ELEV. 2585 FT  
255 AM MST SAT DEC 21 2024  
 
DATE SAT 12/21/24 SUN 12/22/24 MON 12/23/24  
MST 3HRLY 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 38 26 43 23 46  
TEMP 27 27 34 37 31 26 27 29 29 33 39 42 37 30 27 24 27 30 40 45 40  
DEWPT 21 22 25 25 25 22 23 26 24 28 32 31 30 25 22 19 22 25 30 32 31  
RH 78 81 69 61 78 85 85 88 81 82 76 65 75 81 81 81 81 81 67 60 70  
WIND DIR SW SW SW S E E SW SW SW SW W W W SW SW SW SW SW SW W W  
WIND SPD 10 10 9 5 4 3 4 10 16 18 18 17 11 10 9 9 9 11 16 18 14  
CLOUDS SC FW FW FW B1 B2 OV B2 B2 OV B2 SC SC FW FW SC B1 B2 B1 SC SC  
POP 12HR 0 80 20 0 5  
QPF 12HR 0 0.04 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
FRZG RAIN L  
RAIN L S S  
WINTER WEATH Y Y  
 
DATE TUE 12/24/24 WED 12/25/24 THU 12/26/24 FRI 12/27/24  
MST 6HRLY 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 22 44 26 42 23 43 27 44  
TEMP 30 25 36 39 33 31 38 37 28 27 38 39 33 30 39 39  
DEWPT 25 20 24 27 25 24 27 25 19 16 24 26 25 23 28 28  
PWIND DIR SW S SW SW SW SW SW SW  
WIND CHAR GN LT GN BZ GN GN GN BZ  
AVG CLOUDS FW FW SC B1 B2 B2 SC FW FW SC B1 B1 B2 B2 B1 SC  
POP 12HR 0 0 10 0 0 0 5 5  
 

 
MTZ314-212300-  
LEWISTOWN-FERGUS MT  
47.05N 109.46W ELEV. 4144 FT  
255 AM MST SAT DEC 21 2024  
 
DATE SAT 12/21/24 SUN 12/22/24 MON 12/23/24  
MST 3HRLY 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 56 33 45 27 48  
TEMP 38 39 51 56 47 43 44 39 35 36 42 45 39 31 30 28 32 36 44 47 41  
DEWPT 25 25 28 27 28 24 25 27 23 23 24 22 22 20 18 16 20 25 29 30 28  
RH 59 57 41 32 47 47 47 62 61 59 48 40 50 63 60 60 61 64 55 51 59  
WIND DIR SW S S SW SW S SW W W W W W W SW SW SW SW SW W W W  
WIND SPD 6 6 5 5 6 9 10 11 13 14 20 18 10 9 8 8 8 8 10 12 10  
WIND GUST 21 24 27 32 29 20 23 20  
CLOUDS FW SC FW SC B1 B2 OV B2 SC SC SC SC FW FW FW SC B1 B2 B2 B1 SC  
POP 12HR 0 20 5 0 10  
QPF 12HR 0 0.04 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S  
 
DATE TUE 12/24/24 WED 12/25/24 THU 12/26/24 FRI 12/27/24  
MST 6HRLY 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 25 50 28 44 25 46 29 46  
TEMP 31 27 44 43 37 32 40 37 31 32 43 41 36 34 42 41  
DEWPT 22 17 23 23 25 22 25 22 18 18 24 26 26 23 25 26  
PWIND DIR SW S SW W SW SW SW SW  
WIND CHAR GN GN GN GN GN GN GN GN  
AVG CLOUDS SC FW SC B1 B2 B2 B1 SC SC SC B1 B1 B2 B2 B1 B1  
POP 12HR 0 5 30 5 0 5 10 5  
RAIN S C  
SNOW C  
 

 
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