242
FOUS55 KTFX 181651
PFMTFX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE GREAT FALLS MT
1051 AM MDT TUE AUG 18 2026
MTZ312-182200-
GREAT FALLS-CASCADE MT
47.47N 111.38W ELEV. 3663 FT
1051 AM MDT TUE AUG 18 2026
DATE TUE 08/18/26 WED 08/19/26 THU 08/20/26
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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 83 54 86 55 85
TEMP 77 81 80 68 62 57 55 63 79 84 84 73 65 58 55 62 77 84 83
DEWPT 47 40 42 46 47 45 43 43 39 36 36 41 41 39 39 41 44 41 43
RH 35 23 26 45 58 64 64 48 24 18 18 31 41 49 55 46 31 22 24
WIND DIR W W W NW SW SW SW SW W W W N S SW SW W NW N N
WIND SPD 8 9 12 6 6 8 9 10 9 8 5 4 4 5 5 4 4 6 10
WIND GUST 18
CLOUDS SC SC SC SC FW FW FW SC FW FW FW SC SC FW FW FW CL CL FW
POP 12HR 20 20 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S
TSTMS S
DATE FRI 08/21/26 SAT 08/22/26 SUN 08/23/26 MON 08/24/26
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 55 87 59 89 57 84 54 85
TEMP 65 56 75 85 69 60 81 83 66 58 77 81 63 54 77 83
DEWPT 46 47 50 48 51 51 52 49 50 48 43 39 43 43 43 40
PWIND DIR NE NW E SW SW W SW W
WIND CHAR LT LT GN LT GN GN LT LT
AVG CLOUDS FW FW FW FW SC B1 B1 SC B1 SC FW FW FW FW FW FW
POP 12HR 0 0 20 20 30 20 10 5
RAIN SHWRS S S C S
TSTMS S S
MTZ303-182200-
CUT BANK-GLACIER MT
48.60N 112.39W ELEV. 3838 FT
1051 AM MDT TUE AUG 18 2026
DATE TUE 08/18/26 WED 08/19/26 THU 08/20/26
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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 78 52 82 52 77
TEMP 73 76 76 65 59 54 53 61 75 81 80 68 60 54 52 58 70 76 77
DEWPT 44 40 43 46 44 42 41 44 41 40 39 44 42 42 43 47 49 47 47
RH 35 27 31 50 57 64 64 53 29 23 23 42 51 64 71 67 47 36 35
WIND DIR W W W SW W W W W W W W W W W NW NW N N N
WIND SPD 9 11 17 8 8 9 8 9 11 12 10 5 6 5 8 11 9 9 10
WIND GUST 27 19 21 23 20
CLOUDS SC B1 SC FW FW FW B1 SC FW SC SC SC FW SC SC FW FW FW FW
POP 12HR 20 20 0 0 0
QPF 12HR 0.02 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S
TSTMS S S
DATE FRI 08/21/26 SAT 08/22/26 SUN 08/23/26 MON 08/24/26
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 50 81 54 81 52 76 49 79
TEMP 58 51 70 79 64 55 74 77 60 54 71 75 57 50 71 77
DEWPT 47 46 49 48 47 49 51 49 45 43 42 39 42 41 42 39
PWIND DIR N E SE SE SW W W SW
WIND CHAR LT LT GN GN BZ BZ GN LT
AVG CLOUDS FW FW FW FW SC B1 B1 SC SC FW FW FW FW FW FW FW
POP 12HR 0 0 20 20 20 5 0 5
RAIN SHWRS S S S S
TSTMS S S
MTZ319-182200-
HELENA-LEWIS & CLARK MT
46.61N 111.96W ELEV. 3893 FT
1051 AM MDT TUE AUG 18 2026
DATE TUE 08/18/26 WED 08/19/26 THU 08/20/26
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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 83 52 86 53 89
TEMP 74 80 80 69 62 57 53 59 75 84 84 71 63 56 53 60 76 87 88
DEWPT 48 45 43 45 45 43 43 44 42 35 33 38 40 38 40 41 42 40 41
RH 40 29 27 42 54 59 69 57 31 17 16 30 43 51 61 49 30 19 19
WIND DIR N W W W SW SW W N W W NW W SW SW SW N NE NW NW
WIND SPD 4 11 10 5 3 3 2 1 5 11 9 3 4 4 1 0 3 8 9
WIND GUST 16 19 18
CLOUDS SC B1 B1 SC SC FW SC FW FW FW FW SC SC FW FW CL CL FW FW
POP 12HR 30 30 0 0 0
QPF 12HR 0.01 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C
TSTMS S
DATE FRI 08/21/26 SAT 08/22/26 SUN 08/23/26 MON 08/24/26
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 57 89 58 88 55 84 52 85
TEMP 67 57 75 86 69 58 79 82 65 55 76 81 62 52 76 82
DEWPT 45 46 49 48 52 51 54 52 50 47 47 41 44 44 46 43
PWIND DIR NW NE SW S SW W W E
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW SC SC SC B1 B2 B1 B1 B1 SC FW FW FW SC FW FW
POP 12HR 0 0 20 30 30 10 10 10
RAIN SHWRS S S C C
TSTMS S C S
MTZ326-182200-
BOZEMAN-GALLATIN MT
45.78N 111.16W ELEV. 4475 FT
1051 AM MDT TUE AUG 18 2026
DATE TUE 08/18/26 WED 08/19/26 THU 08/20/26
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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 79 49 83 50 90
TEMP 72 77 76 63 58 54 50 59 73 81 82 66 61 54 51 61 76 87 88
DEWPT 46 43 46 49 49 48 46 47 44 36 37 43 44 41 40 43 42 40 42
RH 39 30 34 60 72 80 86 64 35 20 20 43 53 61 66 51 30 19 20
WIND DIR NW NW S SE S S S N NW W NW E SE SE SE N W NW NW
WIND SPD 3 6 8 5 4 3 3 0 4 6 6 3 4 4 4 0 2 3 4
CLOUDS SC B1 B1 B1 B1 FW FW FW FW FW FW FW SC FW FW FW FW FW SC
POP 12HR 30 30 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C
TSTMS S C S
DATE FRI 08/21/26 SAT 08/22/26 SUN 08/23/26 MON 08/24/26
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 53 90 54 87 52 83 50 84
TEMP 65 53 79 86 66 56 79 81 63 53 76 81 61 51 76 80
DEWPT 46 44 50 48 52 51 52 52 54 51 50 46 49 47 48 46
PWIND DIR E W E S S W S SW
WIND CHAR LT LT GN LT LT LT LT LT
AVG CLOUDS SC SC SC SC B1 B2 B1 B1 B1 B1 SC FW SC SC FW FW
POP 12HR 0 5 20 30 30 20 20 10
RAIN SHWRS S C C S S
TSTMS S C S S
MTZ330-182200-
WEST YELLOWSTONE-GALLATIN MT
44.69N 111.11W ELEV. 6644 FT
1051 AM MDT TUE AUG 18 2026
DATE TUE 08/18/26 WED 08/19/26 THU 08/20/26
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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 75 37 79 39 84
TEMP 69 74 67 57 48 43 39 49 69 77 76 61 52 44 39 52 76 84 81
DEWPT 47 44 43 45 43 42 39 41 42 35 33 38 38 36 35 38 42 39 39
RH 45 34 42 64 83 96100 74 37 22 21 42 59 73 85 59 30 20 22
WIND DIR SW SW SW W N S SE N W W W S N N N N SW SW SW
WIND SPD 5 12 8 4 3 1 1 0 8 10 5 1 0 0 0 0 2 9 5
WIND GUST 18 16
CLOUDS SC B1 B1 B1 B1 SC SC FW CL FW FW SC FW FW FW FW FW FW SC
POP 12HR 30 30 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C
TSTMS S C S
DATE FRI 08/21/26 SAT 08/22/26 SUN 08/23/26 MON 08/24/26
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 44 87 47 80 43 77 40 76
TEMP 56 45 80 81 58 48 73 71 55 44 71 69 52 41 70 67
DEWPT 42 40 48 45 48 46 52 50 48 44 48 45 46 41 49 47
PWIND DIR SW SW E SW SW SW W SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC B1 B2 B2 B1 B1 B1 B1 B1 SC B1 SC SC
POP 12HR 0 5 30 40 20 40 20 20
RAIN SHWRS S C S C S S C S S
TSTMS S C S S S S
MTZ328-182200-
DILLON-BEAVERHEAD MT
45.26N 112.55W ELEV. 5357 FT
1051 AM MDT TUE AUG 18 2026
DATE TUE 08/18/26 WED 08/19/26 THU 08/20/26
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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 79 48 83 49 86
TEMP 70 77 73 62 56 52 49 55 71 81 80 66 59 53 49 57 75 85 83
DEWPT 47 43 50 50 47 45 44 46 44 35 39 44 41 39 37 43 46 42 48
RH 44 30 44 65 72 77 83 72 38 19 23 45 51 59 63 59 36 22 30
WIND DIR W W N SE S S S SW W W NW NE S S S SW W W NW
WIND SPD 2 8 10 6 4 6 5 3 4 6 6 3 4 4 4 3 2 3 5
WIND GUST 16 17
CLOUDS FW B1 B1 B1 SC FW SC CL FW FW SC SC FW FW FW FW FW FW SC
POP 12HR 30 20 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S S
TSTMS C
DATE FRI 08/21/26 SAT 08/22/26 SUN 08/23/26 MON 08/24/26
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 52 86 53 84 50 82 49 81
TEMP 62 53 77 83 62 55 77 77 59 51 74 75 58 50 73 75
DEWPT 47 43 52 53 53 50 53 53 49 47 50 48 47 46 50 51
PWIND DIR SE W SE SW S SW S SW
WIND CHAR LT LT LT LT GN LT LT LT
AVG CLOUDS SC SC SC SC B1 B2 B2 B1 B1 SC SC FW B1 SC FW SC
POP 12HR 5 5 40 30 20 10 10 20
RAIN SHWRS C C S S
TSTMS S C S
MTZ305-182200-
HAVRE-HILL MT
48.54N 109.76W ELEV. 2585 FT
1051 AM MDT TUE AUG 18 2026
DATE TUE 08/18/26 WED 08/19/26 THU 08/20/26
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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 85 55 87 55 87
TEMP 77 84 81 70 63 60 57 64 78 85 86 73 65 60 56 64 79 86 84
DEWPT 49 45 45 49 48 47 46 46 46 43 44 47 47 46 46 46 48 47 46
RH 37 26 28 47 58 62 67 52 32 23 23 40 52 60 69 52 34 26 27
WIND DIR S SW W SW SW SW SW SW W NW NW NE E E E E E N N
WIND SPD 4 9 9 6 5 9 9 10 8 9 8 3 3 3 2 5 8 6 11
CLOUDS SC SC SC SC FW SC SC SC FW SC SC SC SC SC SC FW FW CL FW
POP 12HR 20 20 0 0 0
QPF 12HR 0.01 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S
TSTMS S
DATE FRI 08/21/26 SAT 08/22/26 SUN 08/23/26 MON 08/24/26
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 54 88 59 91 57 85 53 86
TEMP 64 55 78 86 68 60 82 87 67 58 78 82 63 54 78 83
DEWPT 50 47 48 48 49 49 51 52 52 49 45 41 45 45 44 41
PWIND DIR NE E E E S W SW SW
WIND CHAR GN GN GN GN GN GN LT LT
AVG CLOUDS FW FW FW FW SC SC B1 SC B1 SC SC FW FW FW FW FW
POP 12HR 0 0 5 20 30 10 5 0
RAIN SHWRS S C S
TSTMS S S
MTZ314-182200-
LEWISTOWN-FERGUS MT
47.05N 109.46W ELEV. 4144 FT
1051 AM MDT TUE AUG 18 2026
DATE TUE 08/18/26 WED 08/19/26 THU 08/20/26
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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 79 52 82 52 85
TEMP 76 76 73 63 59 56 53 63 76 80 80 67 60 57 54 66 80 84 83
DEWPT 44 42 45 50 48 45 42 44 40 37 39 44 43 41 38 42 41 40 44
RH 32 30 37 62 67 66 66 50 27 21 23 43 53 55 54 42 25 21 25
WIND DIR W W W S S S S W NW NW NW S S S S SW NW NW N
WIND SPD 5 9 10 5 6 6 6 5 9 9 6 3 4 4 4 2 4 6 6
WIND GUST 17 19 19 17
CLOUDS SC B1 B1 SC FW FW SC FW FW SC FW FW SC SC SC CL CL CL FW
POP 12HR 30 20 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C S
TSTMS S C S
DATE FRI 08/21/26 SAT 08/22/26 SUN 08/23/26 MON 08/24/26
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 53 85 57 88 55 82 52 83
TEMP 62 54 78 83 65 58 81 82 63 57 76 79 60 53 77 80
DEWPT 47 45 50 50 49 49 51 53 53 49 45 45 46 45 45 46
PWIND DIR E E SE S S W S SW
WIND CHAR LT LT GN LT LT LT LT LT
AVG CLOUDS FW SC FW FW SC B1 B2 B1 B2 SC SC SC SC SC SC FW
POP 12HR 0 0 10 30 30 20 20 10
RAIN SHWRS C C S S
TSTMS S S
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