979
FOUS55 KTFX 190206
PFMTFX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE GREAT FALLS MT
706 PM MST THU DEC 18 2025
MTZ312-191100-
GREAT FALLS-CASCADE MT
47.47N 111.38W ELEV. 3663 FT
706 PM MST THU DEC 18 2025
DATE THU 12/18/25 FRI 12/19/25 SAT 12/20/25 SUN
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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 36 49 28 40 27
TEMP 39 44 48 49 46 47 42 34 31 31 31 30 30 37 39 36 34 33 32 32
DEWPT 23 29 32 33 31 23 14 10 11 13 14 12 12 15 13 15 14 12 11 13
RH 52 55 54 54 55 38 31 36 43 47 49 46 46 40 34 42 43 41 41 45
WIND DIR SW SW SW SW W W W W W SW SW SW SW SW W SW SW SW SW S
WIND SPD 28 39 41 41 40 37 33 23 23 21 21 21 21 24 25 18 19 19 18 14
WIND GUST 43 56 57 57 57 55 48 35 35 34 35
CLOUDS B2 B2 B1 SC SC FW FW FW FW FW SC FW SC FW FW FW FW FW SC SC
POP 12HR 30 20 5 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN C C S S
SNOW C S
HIGH WIND W W W W W W
DATE 12/21/25 MON 12/22/25 TUE 12/23/25 WED 12/24/25 THU 12/25/25
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 43 32 46 25 45 27 42 23 39
TEMP 37 39 36 38 43 40 32 30 38 40 35 29 35 36 31 29 35 34
DEWPT 15 20 23 27 28 22 20 20 26 28 26 22 27 25 20 17 20 20
PWIND DIR S S SW SW SW SE NW SW SW
WIND CHAR GN GN GN GN LT LT LT GN GN
AVG CLOUDS SC B1 B2 B1 B1 SC SC B1 B1 B1 B2 B2 B2 B1 B1 SC SC SC
POP 12HR 0 20 30 20 10 10 20 20 10
RAIN S C S S S
SNOW S C S S S S S S S
MTZ303-191100-
CUT BANK-GLACIER MT
48.60N 112.39W ELEV. 3838 FT
706 PM MST THU DEC 18 2025
DATE THU 12/18/25 FRI 12/19/25 SAT 12/20/25 SUN
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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 28 40 18 36 24
TEMP 31 36 41 39 35 38 33 26 24 24 22 20 22 30 35 31 29 29 28 28
DEWPT 20 27 32 30 19 16 11 10 10 11 9 8 10 13 15 17 16 15 15 16
RH 63 69 70 70 52 40 39 50 54 57 57 59 59 49 43 56 58 55 58 60
WIND DIR S SW SW W W W W W W W W W W W W SW SW SW SW SW
WIND SPD 21 31 33 36 37 35 31 20 23 17 13 12 14 20 26 19 21 20 18 16
WIND GUST 37 49 52 56 58 52 48 35 34 25 32 39 32 34 33 29 26
CLOUDS OV B1 B1 SC SC FW FW FW FW FW FW SC SC SC SC FW FW FW FW SC
POP 12HR 30 5 5 5 5
QPF 12HR 0.02 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN C
HIGH WIND W W W W W W W W
DATE 12/21/25 MON 12/22/25 TUE 12/23/25 WED 12/24/25 THU 12/25/25
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 39 21 36 17 38 15 29 11 31
TEMP 34 33 27 29 31 29 24 22 31 32 26 18 24 24 20 16 27 28
DEWPT 16 18 18 22 17 16 14 14 19 21 19 13 17 15 12 8 15 17
PWIND DIR SW S W SW SW SE N W SW
WIND CHAR GN GN BZ GN GN LT LT GN GN
AVG CLOUDS SC SC B1 B1 SC SC FW SC B1 SC B1 B2 B2 B1 B1 SC B1 SC
POP 12HR 0 20 10 5 5 10 20 20 5
SNOW S S S S
MTZ319-191100-
HELENA-LEWIS & CLARK MT
46.61N 111.96W ELEV. 3893 FT
706 PM MST THU DEC 18 2025
DATE THU 12/18/25 FRI 12/19/25 SAT 12/20/25 SUN
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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 33 47 24 38 21
TEMP 37 39 43 44 42 44 40 33 31 30 30 27 27 33 37 34 31 27 26 26
DEWPT 26 29 32 33 33 34 25 16 14 14 14 13 13 15 15 14 14 12 12 14
RH 64 67 65 65 70 68 55 49 49 51 51 55 55 47 40 43 49 53 55 60
WIND DIR S S S SW W W W W W W W W SW W W SW SW SW S S
WIND SPD 19 19 20 21 19 21 23 17 17 13 12 12 12 14 17 12 11 10 8 5
WIND GUST 35 37 39 42 40 40 41 35 33 25 24 24 24 27 29
CLOUDS B2 OV B1 B1 OV B2 SC FW FW FW FW FW FW FW FW FW FW FW SC B1
POP 12HR 60 80 10 5 0
QPF 12HR 0.04 0.09 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN C L C C D
SNOW S C
DATE 12/21/25 MON 12/22/25 TUE 12/23/25 WED 12/24/25 THU 12/25/25
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 39 31 44 27 43 28 45 27 43
TEMP 32 36 35 36 40 40 33 30 36 40 35 30 39 41 34 30 36 39
DEWPT 19 23 27 29 31 27 25 23 28 29 28 24 31 29 25 22 26 27
PWIND DIR S S SW S S S S SW S
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B2 B2 B2 B1 B1 B1 B2 B1 B2 B2 B2 B1 B1 B1 SC SC
POP 12HR 10 50 50 30 10 10 30 30 10
RAIN C C C C C S C S C S
SNOW C C S C C S C S C S
MTZ326-191100-
BOZEMAN-GALLATIN MT
45.78N 111.16W ELEV. 4475 FT
706 PM MST THU DEC 18 2025
DATE THU 12/18/25 FRI 12/19/25 SAT 12/20/25 SUN
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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 32 50 18 36 19
TEMP 36 37 41 44 44 49 44 37 31 26 24 22 22 32 36 32 26 23 23 24
DEWPT 23 26 29 31 30 34 31 24 17 14 12 11 12 15 13 13 13 12 12 14
RH 59 64 62 60 57 56 60 59 56 60 60 62 65 49 38 45 57 62 62 65
WIND DIR E SE SW SW SW W W NW W W SW SW SW SW W SW S S S S
WIND SPD 17 16 18 20 19 21 19 14 13 9 9 8 8 10 13 10 9 6 5 4
WIND GUST 31 31 36 41 41 43 37 31 26 26
CLOUDS OV OV B2 B2 B1 B2 OV B2 SC SC FW FW FW FW FW FW FW SC SC B1
POP 12HR 50 90 30 0 0
QPF 12HR 0.01 0.08 0.01 0 0
SNOW 12HR 00-00 00-00 T
RAIN C S S C
SNOW C C L C
DATE 12/21/25 MON 12/22/25 TUE 12/23/25 WED 12/24/25 THU 12/25/25
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 40 31 48 30 46 31 51 28 49
TEMP 34 38 34 36 43 42 35 33 41 43 37 33 44 46 37 32 41 44
DEWPT 23 27 28 30 32 29 28 27 33 31 29 25 32 32 29 26 29 29
PWIND DIR S S SW S S SE S S S
WIND CHAR LT LT LT LT LT LT LT GN LT
AVG CLOUDS B1 B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 B1 B1 B2 B1 SC SC
POP 12HR 20 40 50 30 20 10 30 30 20
RAIN S C C C C C S S C C C S S S
SNOW S C C C C C S S C S S S
MTZ330-191100-
WEST YELLOWSTONE-GALLATIN MT
44.69N 111.11W ELEV. 6644 FT
706 PM MST THU DEC 18 2025
DATE THU 12/18/25 FRI 12/19/25 SAT 12/20/25 SUN
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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 21 36 7 26 15
TEMP 24 26 30 31 31 35 35 34 29 20 14 9 9 20 25 22 18 17 19 21
DEWPT 21 23 26 27 28 32 30 28 22 12 7 4 5 13 13 13 13 13 16 19
RH 88 88 85 85 88 89 82 78 75 71 73 80 83 74 60 68 80 84 88 92
WIND DIR SW SW SW SW SW SW SW SW W W SW SW SW SW SW SW SW SW SW SW
WIND SPD 19 19 20 20 24 26 27 26 20 8 4 2 3 8 11 10 9 5 4 3
WIND GUST 39 40 40 40 46 47 46 44 40 23 19 16
CLOUDS OV OV B2 OV OV B2 B2 B2 SC FW FW SC B1 SC SC SC B1 B1 B1 OV
POP 12HR 100 100 80 10 20
QPF 12HR 0.12 0.10 0.06 0 0.01
SNOW 12HR 2 T 1
SNOW D D C L C C L D S S L
OBVIS BS BS BS BS BS BS BS
WINTER WEATH Y Y Y Y Y Y Y Y Y Y
DATE 12/21/25 MON 12/22/25 TUE 12/23/25 WED 12/24/25 THU 12/25/25
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 36 29 38 27 40 26 41 22 37
TEMP 29 35 33 34 36 36 32 30 36 38 30 27 37 37 30 25 33 33
DEWPT 26 31 30 31 31 29 29 28 31 29 25 21 29 29 27 23 28 26
PWIND DIR SW SW SW SW S S S SW SW
WIND CHAR LT GN GN GN GN LT GN GN GN
AVG CLOUDS OV OV OV OV OV B2 B2 B2 OV B2 B1 B1 B2 B2 B2 B1 OV B2
POP 12HR 80 90 80 60 50 20 60 60 50
RAIN D D D L L C S S C L L
SNOW L D D S D L L C C C S S C S L C C C
MTZ328-191100-
DILLON-BEAVERHEAD MT
45.26N 112.55W ELEV. 5357 FT
706 PM MST THU DEC 18 2025
DATE THU 12/18/25 FRI 12/19/25 SAT 12/20/25 SUN
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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 33 48 18 34 17
TEMP 34 37 41 41 41 46 44 34 29 25 22 20 20 30 33 28 22 19 19 21
DEWPT 25 28 30 29 30 34 31 23 16 12 10 9 10 14 12 11 11 8 8 12
RH 69 70 65 62 65 63 60 64 58 57 59 62 64 51 41 48 62 61 61 68
WIND DIR S S SW SW SW SW W W W SW SW SW SW SW SW S S S S S
WIND SPD 23 23 26 27 27 32 31 19 17 10 10 10 11 11 12 9 10 10 9 9
WIND GUST 35 37 42 42 43 48 46 32 28
CLOUDS B2 B2 B2 B1 B1 SC OV B2 B1 FW FW FW FW FW FW FW SC SC B1 B1
POP 12HR 70 90 30 0 0
QPF 12HR 0.02 0.03 0.01 0 0
SNOW 12HR 00-00 00-00 T
RAIN C C C C C S S
SNOW S S S D C
DATE 12/21/25 MON 12/22/25 TUE 12/23/25 WED 12/24/25 THU 12/25/25
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 40 30 45 28 44 33 47 26 44
TEMP 34 36 33 35 41 40 33 32 40 41 36 34 44 43 34 30 39 40
DEWPT 24 26 27 28 30 30 27 25 32 31 29 25 31 29 26 22 28 26
PWIND DIR S S S S S S S S S
WIND CHAR GN GN GN GN GN GN GN GN GN
AVG CLOUDS B1 B2 B2 B2 B2 B1 B2 B2 B2 B2 B1 B1 B1 B1 B1 SC B1 SC
POP 12HR 20 50 40 20 10 10 30 20 10
RAIN C C C C S S C S
SNOW S C C C C S S C S
MTZ305-191100-
HAVRE-HILL MT
48.54N 109.76W ELEV. 2585 FT
706 PM MST THU DEC 18 2025
DATE THU 12/18/25 FRI 12/19/25 SAT 12/20/25 SUN
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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 25 43 5 23 14
TEMP 26 31 38 41 39 40 31 20 16 12 10 7 7 15 22 20 20 20 19 23
DEWPT 19 24 31 33 30 28 19 12 8 4 2 -2 -1 4 10 11 11 11 11 13
RH 74 75 76 73 70 62 61 71 70 70 69 66 69 61 59 67 67 67 70 65
WIND DIR SE S SW SW W W NW W W W NW NW NW W SW S SW SW SW SW
WIND SPD 16 20 26 29 28 26 20 13 11 8 5 5 3 4 6 9 11 13 13 12
WIND GUST 31 40 46 44 42 33
CLOUDS OV OV B2 B1 SC FW SC SC FW FW SC B1 SC SC SC SC SC FW SC SC
POP 12HR 20 5 5 5 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOW S
WIND CHILL -3
MIN CHILL -1 -3 -4
DATE 12/21/25 MON 12/22/25 TUE 12/23/25 WED 12/24/25 THU 12/25/25
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 36 19 33 13 33 18 32 11 29
TEMP 32 31 26 28 30 26 19 19 28 30 26 21 28 28 21 17 25 25
DEWPT 18 20 19 22 23 19 13 14 20 23 21 17 22 23 17 12 18 19
PWIND DIR SW S W NE SW E NE W SW
WIND CHAR GN LT GN LT LT LT LT GN GN
AVG CLOUDS SC SC B1 B2 B2 SC SC SC B1 B2 B2 B2 OV B2 B1 B1 B1 SC
POP 12HR 0 10 20 10 10 10 30 30 10
RAIN S
SNOW S C S C S
MTZ314-191100-
LEWISTOWN-FERGUS MT
47.05N 109.46W ELEV. 4144 FT
706 PM MST THU DEC 18 2025
DATE THU 12/18/25 FRI 12/19/25 SAT 12/20/25 SUN
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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 30 47 21 36 24
TEMP 34 38 45 46 44 45 41 31 26 26 26 25 25 33 35 32 29 28 28 29
DEWPT 21 24 30 31 31 32 21 12 10 9 10 10 10 12 11 13 11 10 10 11
RH 58 57 55 55 60 60 44 45 50 48 50 52 52 41 36 45 46 46 46 46
WIND DIR SW SW SW SW W W W W W W W W W W W SW SW SW SW SW
WIND SPD 21 24 27 27 26 28 28 23 18 13 13 13 13 18 18 12 13 12 11 10
WIND GUST 35 39 47 48 43 44 46 37 31 24 24 28
CLOUDS B2 OV B2 B2 SC B2 B2 SC FW FW SC SC SC SC SC SC FW FW SC B1
POP 12HR 20 40 5 5 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN C
SNOW S C
DATE 12/21/25 MON 12/22/25 TUE 12/23/25 WED 12/24/25 THU 12/25/25
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 42 30 47 25 46 30 47 23 43
TEMP 38 37 35 39 46 37 31 30 41 40 35 32 45 37 31 29 39 35
DEWPT 16 22 24 29 32 25 22 23 30 31 28 24 32 28 22 19 24 23
PWIND DIR S S SW S S SE S SW SW
WIND CHAR GN GN GN LT LT LT LT GN GN
AVG CLOUDS B1 B2 B2 B2 B2 B1 B1 B1 B2 B2 B2 B1 B2 B1 B1 B1 SC SC
POP 12HR 5 20 30 30 10 10 20 20 10
RAIN S S C S C C S S S
SNOW S S C S C C S S S S
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