970  
FOUS55 KTFX 091540  
PFMTFX  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
839 AM MST FRI DEC 9 2022  
 
MTZ312-092300-  
GREAT FALLS-CASCADE MT  
47.47N 111.38W ELEV. 3663 FT  
839 AM MST FRI DEC 9 2022  
 
DATE FRI 12/09/22 SAT 12/10/22 SUN 12/11/22  
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 34 14 34 19 28  
TEMP 33 33 27 21 18 18 20 22 30 34 31 26 25 24 24 24 26 25 21  
DEWPT 22 22 17 15 12 12 11 12 18 22 20 18 18 18 17 19 20 21 18  
RH 63 63 65 77 77 77 67 65 60 61 63 71 74 77 74 81 78 84 88  
WIND DIR SW SW W SW S S S S S S S S S S SW SW W N N  
WIND SPD 19 19 14 12 11 11 12 13 13 13 11 11 10 10 10 9 8 8 9  
WIND GUST 25 27  
CLOUDS B2 B2 FW FW FW FW SC SC SC SC SC SC SC SC B1 B2 OV B2 B2  
POP 12HR 5 0 0 0 20  
QPF 12HR 0 0 0 0 0.03  
SNOW 12HR 00-00 00-00 00-00  
SNOW S S L  
 
DATE MON 12/12/22 TUE 12/13/22 WED 12/14/22 THU 12/15/22  
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 9 15 5 19 4 18 7 20  
TEMP 15 13 12 12 10 9 14 13 9 9 13 14 13 13 15 14  
DEWPT 14 11 10 8 8 6 10 8 5 4 9 9 10 9 10 8  
PWIND DIR NW NW W SW SW SW W W  
WIND CHAR GN GN LT GN GN GN GN GN  
AVG CLOUDS B2 OV OV OV B2 B2 B2 SC SC SC B1 B1 B1 B1 B2 B2  
POP 12HR 70 60 20 10 20 20 20 10  
SNOW L L L S S S S S S S  
 

 
MTZ303-092300-  
CUT BANK-GLACIER MT  
48.60N 112.39W ELEV. 3838 FT  
839 AM MST FRI DEC 9 2022  
 
DATE FRI 12/09/22 SAT 12/10/22 SUN 12/11/22  
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 32 6 24 9 21  
TEMP 32 31 25 18 15 11 11 11 19 24 21 17 16 14 14 14 19 20 17  
DEWPT 24 21 17 12 9 6 6 7 12 15 15 13 11 11 10 12 14 15 12  
RH 72 66 71 77 77 80 80 83 74 68 77 84 80 88 84 92 80 81 80  
WIND DIR W W W SW SW S SE E SE SE SE S SW W W NW N N N  
WIND SPD 16 20 16 12 11 9 9 10 10 12 10 8 9 8 9 10 12 14 12  
CLOUDS B2 B2 FW FW FW SC B1 B2 B1 B1 B1 B1 B1 B1 B2 B2 B2 OV B2  
POP 12HR 5 0 0 5 20  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
SNOW S S L  
WIND CHILL -2 -3 -3  
MIN CHILL -4 -5  
 
DATE MON 12/12/22 TUE 12/13/22 WED 12/14/22 THU 12/15/22  
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 6 13 -1 16 3 19 4 19  
TEMP 13 10 11 10 8 4 10 10 8 9 16 14 11 10 14 12  
DEWPT 9 6 6 5 4 0 5 4 3 3 10 8 7 5 8 6  
PWIND DIR N NW NW W W NW NW NW  
WIND CHAR GN GN GN GN GN GN GN GN  
AVG CLOUDS B2 B2 OV B2 B1 B1 SC SC FW SC B1 SC B1 B1 B2 B1  
POP 12HR 60 30 10 5 10 20 20 10  
SNOW L L C S S S S  
 

 
MTZ319-092300-  
HELENA-LEWIS & CLARK MT  
46.61N 111.96W ELEV. 3893 FT  
839 AM MST FRI DEC 9 2022  
 
DATE FRI 12/09/22 SAT 12/10/22 SUN 12/11/22  
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 30 11 31 18 33  
TEMP 23 28 25 19 16 14 15 16 24 31 29 27 25 24 22 21 25 29 27  
DEWPT 15 16 15 10 9 7 8 8 13 16 17 16 16 16 15 16 19 19 19  
RH 71 60 65 67 73 73 73 70 62 53 60 63 68 71 74 81 78 66 71  
WIND DIR W W SW SE S SE SE SE E SE SE SE S S S S S SE N  
WIND SPD 5 10 8 5 2 4 4 5 5 8 6 5 4 3 3 3 2 5 5  
CLOUDS B2 B2 FW FW SC SC SC SC B1 B1 B1 B1 SC B1 B2 B2 B2 B2 B2  
POP 12HR 20 0 0 0 30  
QPF 12HR 0 0 0 0 0.02  
SNOW 12HR 00-00 00-00 00-00  
SNOW C C L  
 
DATE MON 12/12/22 TUE 12/13/22 WED 12/14/22 THU 12/15/22  
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 19 7 22 6 21 6 21  
TEMP 21 17 14 16 14 11 14 17 12 10 13 17 14 11 13 16  
DEWPT 15 11 8 8 7 5 8 9 5 4 7 9 6 5 7 7  
PWIND DIR N N NW W SW W NW N  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B2 OV B2 B2 B1 B2 B1 SC SC B1 B1 B1 B1 B2 B1  
POP 12HR 70 60 20 10 20 20 20 10  
SNOW L L L S S S S S S S  
 

 
MTZ326-092300-  
BOZEMAN-GALLATIN MT  
45.78N 111.16W ELEV. 4475 FT  
839 AM MST FRI DEC 9 2022  
 
DATE FRI 12/09/22 SAT 12/10/22 SUN 12/11/22  
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 27 5 31 15 33  
TEMP 18 24 22 14 12 11 11 13 25 31 29 22 22 21 21 21 27 30 28  
DEWPT 11 18 16 10 7 6 5 7 16 19 18 16 16 15 16 16 20 22 22  
RH 73 77 77 84 80 80 76 76 68 61 63 77 77 77 81 81 74 72 78  
WIND DIR W W SE S SE E SE SE SW S SE SE SE SE SE SE S S E  
WIND SPD 3 4 5 5 5 4 5 5 4 4 5 6 5 3 3 4 3 2 3  
CLOUDS OV OV B1 SC FW FW SC B1 B1 B1 SC SC SC B1 B2 B2 B2 B2 B2  
POP 12HR 70 0 0 5 20  
QPF 12HR 0.03 0 0 0 0  
SNOW 12HR T 00-00 00-00  
SNOW L S S C  
 
DATE MON 12/12/22 TUE 12/13/22 WED 12/14/22 THU 12/15/22  
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 13 21 5 19 2 18 1 18  
TEMP 22 19 17 17 12 9 13 15 9 7 12 14 8 7 12 13  
DEWPT 20 17 14 12 10 7 9 9 6 4 7 7 4 4 8 6  
PWIND DIR NE NW W W SW W S W  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 OV OV OV B2 B2 OV B2 B1 B1 B2 B1 B1 B2 B2 B1  
POP 12HR 70 60 20 20 20 20 20 10  
SNOW C L L C S S S S S  
 

 
MTZ330-092300-  
WEST YELLOWSTONE-GALLATIN MT  
44.69N 111.11W ELEV. 6644 FT  
839 AM MST FRI DEC 9 2022  
 
DATE FRI 12/09/22 SAT 12/10/22 SUN 12/11/22  
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 24 2 29 13 31  
TEMP 22 22 18 13 9 7 6 8 22 29 25 21 19 18 17 18 28 30 27  
DEWPT 16 15 13 10 8 5 2 4 15 19 19 17 16 15 15 15 21 22 23  
RH 77 74 80 87 96 91 83 83 74 66 78 84 88 88 92 88 75 72 85  
WIND DIR SW SW SW S S SE SE SE S S S S S S S SE S S S  
WIND SPD 12 16 14 13 5 3 2 3 4 5 4 4 4 2 2 3 3 3 2  
WIND GUST 16 18 16 13 13 13  
CLOUDS OV OV B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 OV OV OV B2 B2  
POP 12HR 100 20 30 50 70  
QPF 12HR 0.10 0 0 0.03 0.11  
SNOW 12HR 2 00-00 00-00  
SNOW D D S C C C C C C C L L L L D  
WIND CHILL -2 -1  
MIN CHILL -5 -2 -1  
 
DATE MON 12/12/22 TUE 12/13/22 WED 12/14/22 THU 12/15/22  
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 26 -1 20 -4 19 -6 19  
TEMP 21 15 22 19 9 4 13 13 4 -1 11 12 2 -2 10 12  
DEWPT 20 14 17 14 6 1 6 7 2 -3 4 6 -1 -4 3 5  
PWIND DIR SE W N N NW W NW NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 OV OV B2 B2 B2 B2 B1 SC B1 B2 B1 SC B1 B2 B1  
POP 12HR 80 70 30 20 20 20 20 20  
SNOW D D L C C S S S S S S S S S  
 

 
MTZ328-092300-  
DILLON-BEAVERHEAD MT  
45.26N 112.55W ELEV. 5357 FT  
839 AM MST FRI DEC 9 2022  
 
DATE FRI 12/09/22 SAT 12/10/22 SUN 12/11/22  
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 26 7 29 19 32  
TEMP 22 26 19 13 11 11 12 15 24 29 26 23 22 22 22 23 28 30 27  
DEWPT 17 19 13 9 6 6 7 10 17 19 19 17 17 17 18 20 22 23 23  
RH 81 74 77 84 80 80 80 80 74 66 74 77 81 81 84 88 78 75 85  
WIND DIR S SW S S S S NE E S S S S S S S S S S SE  
WIND SPD 9 13 12 11 9 10 10 10 10 11 10 10 9 10 8 8 6 6 5  
CLOUDS OV B1 SC FW SC FW SC B1 B1 B1 B1 B1 B1 B1 B2 OV B2 B2 B2  
POP 12HR 40 0 10 10 40  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
SNOW S C C C C C C  
WIND CHILL -1 -2 -3 -1  
MIN CHILL -3 -3  
 
DATE MON 12/12/22 TUE 12/13/22 WED 12/14/22 THU 12/15/22  
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 16 23 7 19 2 17 1 16  
TEMP 23 19 21 18 13 11 14 13 8 6 11 12 8 6 10 10  
DEWPT 21 17 18 15 10 9 10 9 5 2 5 6 3 2 5 4  
PWIND DIR E NE NE W S S S SW  
WIND CHAR LT GN LT LT LT LT LT LT  
AVG CLOUDS B2 B2 OV B2 B2 B2 B2 B1 SC SC B1 SC B1 B1 B1 SC  
POP 12HR 60 50 10 5 5 10 5 5  
SNOW C L C S  
 

 
MTZ305-092300-  
HAVRE-HILL MT  
48.54N 109.76W ELEV. 2585 FT  
839 AM MST FRI DEC 9 2022  
 
DATE FRI 12/09/22 SAT 12/10/22 SUN 12/11/22  
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 26 6 26 9 23  
TEMP 17 24 22 17 15 13 9 10 19 25 21 17 16 15 13 13 19 22 19  
DEWPT 11 19 17 13 10 8 5 7 14 20 15 12 12 11 9 10 14 18 15  
RH 77 81 81 84 80 80 83 87 80 81 77 80 84 84 84 87 80 84 84  
WIND DIR SW SW SW SW SW SW E E E E E E SE SE S S N NW NW  
WIND SPD 10 12 11 11 10 6 8 8 8 9 8 5 4 4 5 5 8 9 6  
WIND GUST 20  
CLOUDS OV B2 SC SC FW FW B1 B2 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B2  
POP 12HR 5 0 0 0 10  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
SNOW C  
WIND CHILL -3 -2  
MIN CHILL -4 -3 -3  
 
DATE MON 12/12/22 TUE 12/13/22 WED 12/14/22 THU 12/15/22  
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 10 16 4 14 0 14 2 16  
TEMP 16 15 13 12 8 7 10 8 4 5 10 10 8 8 12 11  
DEWPT 14 11 10 8 5 3 7 4 0 1 7 6 5 4 8 7  
PWIND DIR NW NW W W W W W W  
WIND CHAR LT GN GN GN GN GN GN GN  
AVG CLOUDS B2 OV OV OV B2 B2 B2 B1 SC B1 B2 B2 B1 B2 B2 B2  
POP 12HR 60 60 20 10 20 30 30 20  
SNOW C L L C S S S C C C S  
 

 
MTZ314-092300-  
LEWISTOWN-FERGUS MT  
47.05N 109.46W ELEV. 4144 FT  
839 AM MST FRI DEC 9 2022  
 
DATE FRI 12/09/22 SAT 12/10/22 SUN 12/11/22  
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 33 11 34 19 35  
TEMP 32 32 27 20 17 15 16 18 29 33 29 26 26 25 24 25 31 31 26  
DEWPT 20 21 19 13 10 9 8 9 17 20 19 17 17 17 17 18 22 24 21  
RH 61 63 71 74 73 77 70 67 60 58 66 68 68 71 74 74 69 75 81  
WIND DIR SW W W SW SW S SE SE SE S SE S S S S S S W W  
WIND SPD 16 12 12 11 9 10 10 10 10 9 11 11 10 10 9 6 5 5 6  
CLOUDS B2 B2 B2 SC CL FW SC SC SC B1 SC B1 SC B1 B2 B2 B2 B2 B2  
POP 12HR 5 0 0 0 20  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
SNOW S S C  
 
DATE MON 12/12/22 TUE 12/13/22 WED 12/14/22 THU 12/15/22  
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 9 15 5 17 5 18 6 19  
TEMP 18 13 12 11 9 7 12 13 10 9 13 14 12 11 13 13  
DEWPT 15 11 10 8 6 5 8 9 6 5 8 8 7 7 8 8  
PWIND DIR W NW W W W W W NW  
WIND CHAR LT GN GN GN GN GN GN GN  
AVG CLOUDS B2 OV OV OV B2 B2 OV B2 B1 B1 B1 B1 B1 B2 B2 B2  
POP 12HR 60 80 50 30 30 30 30 20  
SNOW C L D C C C C S S C C C C C S  
 

 
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