496
FOUS55 KTFX 132033
PFMTFX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE GREAT FALLS MT
233 PM MDT SAT SEP 13 2025
MTZ312-141000-
GREAT FALLS-CASCADE MT
47.47N 111.38W ELEV. 3663 FT
233 PM MDT SAT SEP 13 2025
DATE 09/13/25 SUN 09/14/25 MON 09/15/25 TUE
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 50 81 54 70 51
TEMP 75 76 64 58 54 52 58 74 79 79 68 61 56 54 57 65 68 65 59 56 53 52
DEWPT 42 43 45 45 45 44 45 44 42 41 43 47 47 45 48 47 49 48 49 50 49 48
RH 31 31 50 62 71 74 62 34 27 26 40 60 72 71 72 52 51 54 69 80 86 86
WIND DIR N N S SW SW SW SW SW SW W W SW SW SW W W NW NW W W W W
WIND SPD 4 5 4 5 5 5 5 6 8 8 5 8 9 10 10 10 11 10 8 8 6 6
CLOUDS FW SC SC FW FW FW FW CL FW SC B2 B2 B2 B1 B2 B1 B2 B1 B2 B2 B2 OV
POP 12HR 5 5 20 40 50
QPF 12HR 0 0 0.01 0.15 0.27
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S C C C C C C C
TSTMS S S
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI 09/19/25 SAT 09/20/25
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 71 47 78 49 78 46 73 47 70
TEMP 62 69 55 47 69 77 57 49 69 77 55 47 63 71 55 48 62 67
DEWPT 52 48 48 44 46 42 43 41 41 39 40 39 44 45 45 43 44 42
PWIND DIR W SE SW SE SW E W NW W
WIND CHAR LT LT LT LT LT GN LT LT LT
AVG CLOUDS B2 B1 FW FW FW CL FW FW SC FW SC SC B1 SC B1 B1 B1 SC
POP 12HR 30 5 0 0 5 20 10 30 30
RAIN SHWRS C C S S C S S C
TSTMS S
MTZ303-141000-
CUT BANK-GLACIER MT
48.60N 112.39W ELEV. 3838 FT
233 PM MDT SAT SEP 13 2025
DATE 09/13/25 SUN 09/14/25 MON 09/15/25 TUE
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 79 52 68 49
TEMP 75 74 62 55 50 49 56 73 77 76 63 57 54 52 55 63 66 63 55 52 51 49
DEWPT 41 42 45 45 45 44 44 44 40 41 44 44 45 44 46 48 50 50 49 48 48 47
RH 29 32 54 69 83 83 64 35 26 28 50 62 71 74 72 58 56 62 80 86 89 93
WIND DIR SE SE S SW W W W W W W W W W W W NW NW NW NW NW NW NW
WIND SPD 5 5 5 5 5 5 5 6 8 10 10 11 11 11 13 14 14 13 12 12 11 10
WIND GUST 25 25 24
CLOUDS CL FW B1 FW SC FW FW FW SC SC B1 B2 B2 B2 B2 B2 B2 B2 OV B2 B2 B2
POP 12HR 10 5 10 40 50
QPF 12HR 0 0 0.03 0.15 0.14
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C C C C S
TSTMS S S S
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI 09/19/25 SAT 09/20/25
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 71 43 77 45 73 42 68 42 67
TEMP 63 69 52 44 68 75 53 46 67 70 51 43 60 67 49 43 59 65
DEWPT 48 46 46 42 45 42 41 38 39 36 38 37 42 44 42 39 41 40
PWIND DIR NW S SW S W NW NW N W
WIND CHAR GN LT LT GN GN GN GN GN GN
AVG CLOUDS B1 SC FW FW FW CL FW FW SC FW SC SC B1 SC B1 B1 B1 SC
POP 12HR 20 0 0 0 5 20 20 20 20
RAIN SHWRS S S S S S S S S S
MTZ319-141000-
HELENA-LEWIS & CLARK MT
46.61N 111.96W ELEV. 3893 FT
233 PM MDT SAT SEP 13 2025
DATE 09/13/25 SUN 09/14/25 MON 09/15/25 TUE
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 50 80 52 67 50
TEMP 73 75 65 60 55 51 53 67 77 77 67 62 56 52 54 59 64 66 60 57 54 52
DEWPT 44 43 44 44 44 43 43 46 44 41 44 47 46 45 46 46 46 45 44 45 46 46
RH 35 32 46 55 66 74 69 47 31 28 43 58 69 77 74 62 52 47 55 64 74 80
WIND DIR E W S S S SW SE SE SW NW W W W W W W W NW W W W W
WIND SPD 4 5 5 6 5 4 2 3 5 5 6 8 5 5 5 8 10 10 8 6 4 2
CLOUDS B1 SC SC FW FW FW FW FW FW B1 B2 B2 B1 B1 B1 B1 B2 B1 B1 B2 B2 B2
POP 12HR 20 10 40 50 40
QPF 12HR 0 0 0.06 0.21 0.05
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S C C C C C C C C C C C C S
TSTMS S S S S
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI 09/19/25 SAT 09/20/25
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 71 48 78 49 78 48 73 47 71
TEMP 60 69 58 48 65 77 60 49 65 76 60 49 62 71 59 48 60 69
DEWPT 49 45 45 44 46 41 40 40 42 39 40 39 42 43 42 41 44 42
PWIND DIR N W SE SW SE W NW W SW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B1 FW FW FW CL FW FW FW FW FW SC SC SC B1 SC SC B1
POP 12HR 30 5 0 0 5 20 20 30 30
RAIN SHWRS S C S S S C S S C
MTZ326-141000-
BOZEMAN-GALLATIN MT
45.78N 111.16W ELEV. 4475 FT
233 PM MDT SAT SEP 13 2025
DATE 09/13/25 SUN 09/14/25 MON 09/15/25 TUE
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 44 79 46 64 43
TEMP 72 72 61 54 50 46 52 68 77 77 65 57 51 47 50 58 63 62 55 52 48 44
DEWPT 44 44 43 44 42 39 40 40 38 38 42 46 45 42 45 46 44 43 45 47 44 42
RH 37 37 51 69 74 76 63 36 24 24 43 67 80 83 83 64 50 50 69 83 86 93
WIND DIR SE S S S S S S W W W S S S S SW W W NW W SW SW S
WIND SPD 2 3 5 5 5 4 3 3 5 6 8 5 5 4 3 5 6 6 4 3 2 2
CLOUDS SC SC SC SC FW CL CL CL FW B1 B1 B1 B1 B2 B2 B1 B1 B1 B2 B2 B1 B1
POP 12HR 10 5 30 50 30
QPF 12HR 0 0 0.04 0.10 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S S C C C C C C S S S
TSTMS S S
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI 09/19/25 SAT 09/20/25
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 69 42 76 44 78 44 75 44 71
TEMP 58 67 52 42 65 75 55 45 69 75 55 44 66 72 55 45 61 68
DEWPT 47 44 45 40 43 38 40 37 42 37 41 38 42 40 43 40 41 40
PWIND DIR W E SW SE SW E SE SE SW
WIND CHAR LT LT LT LT LT GN LT LT LT
AVG CLOUDS B1 B1 FW FW CL CL FW FW FW FW FW SC SC SC B1 B1 SC B1
POP 12HR 30 5 0 0 0 10 20 20 30
RAIN SHWRS S C S S S S C
TSTMS S
MTZ330-141000-
WEST YELLOWSTONE-GALLATIN MT
44.69N 111.11W ELEV. 6644 FT
233 PM MDT SAT SEP 13 2025
DATE 09/13/25 SUN 09/14/25 MON 09/15/25 TUE
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 32 67 35 55 31
TEMP 66 64 53 44 37 34 42 61 66 65 53 46 40 36 42 51 55 53 45 40 35 32
DEWPT 37 35 37 37 35 34 36 39 35 35 37 39 38 36 40 40 36 38 40 39 35 32
RH 34 34 54 76 92100 79 44 32 33 54 76 92100 93 66 49 57 82 96100100
WIND DIR SW W E SE S SE S SW SW SW S S S S S SW SW SW S NE NE NE
WIND SPD 5 5 1 1 1 1 2 10 13 12 5 5 3 2 4 11 13 9 2 1 1 1
CLOUDS B1 B1 FW FW FW FW FW FW SC B1 SC B1 SC B1 B1 B2 B2 B1 B1 SC SC B1
POP 12HR 20 5 20 60 30
QPF 12HR 0 0 0 0.07 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S S S C C L L C C
TSTMS S S S C S
OBVIS F
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI 09/19/25 SAT 09/20/25
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 31 69 33 71 34 70 34 65
TEMP 55 62 42 31 62 67 45 33 64 68 46 34 64 66 47 35 58 62
DEWPT 38 35 38 31 39 32 36 32 35 30 35 32 37 34 38 35 39 34
PWIND DIR N NE SW S S SE S S S
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B1 SC FW FW FW CL FW FW FW FW FW SC B1 SC B1 SC B1 B1
POP 12HR 20 5 5 0 0 10 20 30 40
RAIN SHWRS S S S C S C
MTZ328-141000-
DILLON-BEAVERHEAD MT
45.26N 112.55W ELEV. 5357 FT
233 PM MDT SAT SEP 13 2025
DATE 09/13/25 SUN 09/14/25 MON 09/15/25 TUE
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 42 74 43 61 38
TEMP 71 70 57 51 46 43 49 66 72 71 57 50 46 43 47 56 61 59 51 46 41 39
DEWPT 41 41 41 41 39 37 39 42 41 42 47 47 44 41 45 46 44 43 44 44 40 38
RH 34 35 55 68 76 79 68 42 33 35 69 89 93 93 93 69 53 55 77 93 96 96
WIND DIR W N E S S S SW SW SW SW S SW S S SW SW W NW NW SW SW SW
WIND SPD 3 5 4 5 5 5 5 5 9 10 8 6 5 6 5 5 6 6 5 5 5 5
CLOUDS FW SC SC FW FW FW FW FW SC B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC
POP 12HR 10 10 40 40 20
QPF 12HR 0 0 0.04 0.02 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C C C C C S S
TSTMS S S C
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI 09/19/25 SAT 09/20/25
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 40 75 41 76 43 73 41 69
TEMP 57 65 48 40 63 74 50 42 65 74 51 44 65 70 50 42 60 67
DEWPT 45 43 41 37 43 38 38 35 40 38 38 35 42 41 41 38 42 42
PWIND DIR W E SW S SW S S S SW
WIND CHAR LT LT LT LT LT LT LT GN LT
AVG CLOUDS SC FW FW CL CL CL CL CL FW FW SC SC SC SC B1 SC SC SC
POP 12HR 5 0 0 0 0 10 10 20 30
RAIN SHWRS S S C C
MTZ305-141000-
HAVRE-HILL MT
48.54N 109.76W ELEV. 2585 FT
233 PM MDT SAT SEP 13 2025
DATE 09/13/25 SUN 09/14/25 MON 09/15/25 TUE
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 50 81 52 76 52
TEMP 75 75 62 58 54 52 57 74 80 79 66 61 56 53 58 69 74 70 60 57 54 53
DEWPT 52 51 52 52 50 49 48 51 49 48 50 48 47 46 48 53 54 54 56 55 53 51
RH 45 43 70 80 86 89 72 44 34 34 56 62 72 77 69 57 50 57 87 93 96 93
WIND DIR E E SE SE SE SE SW SW SW S SE S SW SW W W NW NW NW W W W
WIND SPD 3 5 5 4 3 3 3 5 5 5 5 6 5 6 9 11 11 10 9 8 8 8
CLOUDS SC SC SC SC FW FW CL CL CL CL FW SC SC B1 B1 B1 B2 B1 B2 B2 B2 B2
POP 12HR 5 5 5 20 50
QPF 12HR 0 0 0 0.02 0.13
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C C C
TSTMS S S S S
HEAT INDEX 80
MAX HEAT 80
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI 09/19/25 SAT 09/20/25
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 75 48 77 48 75 47 73 47 70
TEMP 65 72 56 49 69 75 56 49 68 72 55 48 65 70 54 48 62 67
DEWPT 53 53 52 48 52 49 49 46 51 47 47 44 49 48 48 46 47 47
PWIND DIR W S SW E E E SE E N
WIND CHAR GN LT LT GN GN GN GN GN GN
AVG CLOUDS B1 B1 SC FW FW FW FW FW FW FW SC SC SC SC B1 B1 B1 SC
POP 12HR 40 10 5 0 5 20 20 30 20
RAIN SHWRS C C S S S S C S S
MTZ314-141000-
LEWISTOWN-FERGUS MT
47.05N 109.46W ELEV. 4144 FT
233 PM MDT SAT SEP 13 2025
DATE 09/13/25 SUN 09/14/25 MON 09/15/25 TUE
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 48 78 49 68 49
TEMP 69 67 57 54 51 50 58 72 76 75 62 56 53 50 56 64 66 63 55 52 51 50
DEWPT 50 50 50 48 45 43 44 44 44 45 46 44 44 42 46 48 50 49 50 49 49 48
RH 51 54 77 80 80 77 59 37 32 34 56 64 71 74 69 56 56 60 83 89 93 93
WIND DIR SE S S SE S S SW W W NW SE S SW SW W NW NW NW W W W W
WIND SPD 4 3 5 5 5 4 3 3 4 3 5 5 4 4 5 9 9 8 5 5 5 5
CLOUDS B2 B2 B2 B1 FW FW CL CL FW FW FW SC B1 B1 B1 B1 B1 B2 B2 B2 OV OV
POP 12HR 20 5 10 40 60
QPF 12HR 0 0 0 0.14 0.16
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S C C L L L L C
TSTMS S S S S S S S
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI 09/19/25 SAT 09/20/25
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 46 75 47 73 46 71 44 67
TEMP 59 64 52 47 69 72 53 48 68 70 53 47 65 68 53 45 61 64
DEWPT 52 51 49 44 48 46 44 41 43 44 44 40 44 46 46 41 45 45
PWIND DIR NW SW SW SE W SE SE SE NW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS OV B2 SC FW FW FW FW FW FW FW SC SC SC SC B1 B2 B1 B1
POP 12HR 60 20 10 5 5 20 20 40 30
RAIN SHWRS C L S S S S C C S C
TSTMS S S
HTTP://WWW.WEATHER.GOV/GREATFALLS
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page