Point Forecast Matrices
Issued by NWS Great Falls, MT

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5
579
FOUS55 KTFX 190832
PFMTFX

Point Forecast Matrices
National Weather Service Great Falls MT
231 AM MDT Thu Sep 19 2024

MTZ312-192200-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
231 AM MDT Thu Sep 19 2024

Date             Thu 09/19/24            Fri 09/20/24            Sat 09/21/24
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                      73          48          69          39          62
Temp          51 48 54 66 71 71 59 54 52 50 54 66 68 64 51 46 42 40 43 54 60 61
Dewpt         47 46 46 47 47 46 43 42 41 40 41 38 36 37 39 41 39 36 38 37 36 38
RH            86 93 74 50 42 41 55 64 66 68 61 36 31 37 63 83 89 85 82 52 41 42
Wind dir      SW SW SW SW  W  W SW SW SW SW SW  W  W NW  N NW  W  W  W  W  W  E
Wind spd      10  9 10 14 17 13 10 12 14 16 19 25 24 17 13 10  8  5  5  5  5  6
Wind gust                          25
Clouds        B2 B1 FW FW FW SC FW FW CL FW FW FW FW B1 B1 B1 SC SC FW FW FW SC
PoP 12hr                     10           5           5          30           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                            C  C  S  S


Date               Sun 09/22/24  Mon 09/23/24  Tue 09/24/24  Wed 09/25/24
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            39    72      48    67      44    74      48    80
Temp          45   40 64 69 54   49 64 65 52   45 66 73 54   49 72 75
Dewpt         37   33 40 42 39   37 44 45 43   39 46 48 45   42 49 49
PWind dir          SE    SW      SW     W      SW    SW       S    SW
Wind char          LT    GN      GN    GN      LT    GN      LT    GN
Avg clouds    SC   SC FW FW B1   B2 B1 B1 SC   SC FW CL FW   FW FW FW
PoP 12hr            0     0      10    20       5     0       0     0
Rain                                 S

$$
MTZ303-192200-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
231 AM MDT Thu Sep 19 2024

Date             Thu 09/19/24            Fri 09/20/24            Sat 09/21/24
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                      71          45          62          35          61
Temp          50 47 52 65 69 69 57 52 50 47 51 61 59 53 44 40 37 36 41 53 59 60
Dewpt         47 45 46 43 40 41 42 42 41 38 40 40 38 36 39 38 35 33 34 33 32 33
RH            89 93 80 45 35 36 57 69 71 71 66 46 45 52 82 92 92 89 76 46 36 36
Wind dir       W  W  W  W  W  W SW SW  W  W  W NW NW  N NW NW  W NW  W SW  S  S
Wind spd      10  6  8 12 17 18 12 11 12 13 16 20 20 18 14 11  9  6  5  9  9 10
Wind gust                 28 28    23          32 32
Clouds        B1 SC FW FW SC B1 SC FW FW FW FW B1 B1 B1 B2 B1 SC SC FW FW SC SC
PoP 12hr                      5           0          50          40           0
QPF 12hr                      0           0        0.01        0.03           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     S                                C  C  C  C


Date               Sun 09/22/24  Mon 09/23/24  Tue 09/24/24  Wed 09/25/24
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            35    68      45    67      43    74      45    78
Temp          44   36 62 66 51   46 61 66 49   44 66 73 53   46 70 74
Dewpt         35   30 35 37 37   35 40 40 41   39 44 45 44   41 45 43
PWind dir           S    SW       W    NW       W    SW       S    SW
Wind char          GN    GN      BZ    GN      GN    GN      GN    GN
Avg clouds    SC   SC SC SC B2   B1 SC SC SC   SC FW FW FW   FW FW FW
PoP 12hr            0     0      20    10       0     0       0     0
Rain                              S

$$
MTZ319-192200-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
231 AM MDT Thu Sep 19 2024

Date             Thu 09/19/24            Fri 09/20/24            Sat 09/21/24
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                      74          48          72          40          66
Temp          52 48 51 63 72 71 63 58 53 50 52 65 70 67 57 50 45 41 43 54 64 65
Dewpt         44 43 44 47 46 45 42 41 40 41 41 42 39 36 34 35 36 35 36 38 38 38
RH            74 83 77 56 39 39 46 53 61 71 66 43 32 32 42 56 70 79 76 54 38 37
Wind dir      SW SW SW  W  W  W SW SW SW SW SW  W  W NW NW NW NW  W NW  N  N NE
Wind spd      11  8  5  6 11 11  6  9  8  5  8 14 18 18 12 10  4  2  2  2  3  5
Wind gust                                            29
Clouds        B1 SC FW CL FW FW FW SC FW FW SC FW FW FW SC SC SC SC FW FW FW SC
PoP 12hr                      5           0           5          10           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date               Sun 09/22/24  Mon 09/23/24  Tue 09/24/24  Wed 09/25/24
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            41    72      48    69      45    75      47    80
Temp          51   41 59 71 57   48 61 67 55   45 63 74 58   48 66 78
Dewpt         34   32 38 43 39   39 45 45 42   41 46 49 44   42 47 51
PWind dir          SW    SW       W     W       W    SE       S     S
Wind char          LT    LT      LT    GN      GN    LT      LT    LT
Avg clouds    SC   FW FW FW B1   B2 B1 B1 SC   FW FW FW FW   FW FW FW
PoP 12hr            0     0      20    30       5     0       0     0
Rain                              S  C  S

$$
MTZ326-192200-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
231 AM MDT Thu Sep 19 2024

Date             Thu 09/19/24            Fri 09/20/24            Sat 09/21/24
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                      71          42          72          35          64
Temp          45 42 47 59 67 68 56 51 48 44 49 64 71 67 54 48 41 36 41 53 61 62
Dewpt         44 42 45 46 45 44 42 42 42 40 42 46 42 39 35 36 34 32 35 37 36 37
RH            96100 93 62 45 42 59 71 80 86 77 52 35 36 48 63 76 85 79 54 39 39
Wind dir      SE  S  S NW  W SW  S SE  S  S  S  W  W NW  N NW NW  E  W  W NW NW
Wind spd       5  4  4  4  5  5  6  6  6  5  5  8 12 12 10  5  4  2  2  2  3  3
Clouds        B1 B1 FW FW FW FW FW FW FW FW FW FW SC SC SC FW FW FW FW FW FW SC
PoP 12hr                      0           5           5           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date               Sun 09/22/24  Mon 09/23/24  Tue 09/24/24  Wed 09/25/24
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            35    70      42    67      40    72      41    78
Temp          45   36 58 68 51   43 59 64 49   41 63 68 51   42 67 73
Dewpt         37   31 37 42 40   38 43 43 42   39 45 44 43   39 46 48
PWind dir           E    SW       S     W       S    SW       E     S
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC   SC FW FW SC   B2 B2 B1 SC   SC FW FW FW   FW FW FW
PoP 12hr            0     0      20    30       5     0       0     0
Rain                              S  C  C

$$
MTZ330-192200-
West Yellowstone-Gallatin MT
44.69N 111.11W Elev. 6644 ft
231 AM MDT Thu Sep 19 2024

Date             Thu 09/19/24            Fri 09/20/24            Sat 09/21/24
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                      60          31          63          27          63
Temp          37 34 39 51 58 58 46 40 35 32 37 55 61 62 49 41 33 28 35 53 61 62
Dewpt         37 34 39 44 41 40 41 38 35 32 37 39 38 37 37 34 31 28 31 32 29 29
RH           100100100 77 53 51 83 92100100100 55 42 39 63 76 92100 85 44 29 28
Wind dir       S  S SW SW SW SW SE SE SE  S SW SW SW SW  W  N  N NE NE NE  N NW
Wind spd       1  1  1  5 10 10  5  5  3  2  4 13 16 12  5  5  4  3  3  4  5  5
Clouds        B2 OV OV B1 FW FW FW FW FW SC FW FW FW SC SC SC SC FW FW FW FW FW
PoP 12hr                      5           0           5          20           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                            S  S
Obvis          F  F  F                PF PF


Date               Sun 09/22/24  Mon 09/23/24  Tue 09/24/24  Wed 09/25/24
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            26    63      31    59      29    65      31    68
Temp          37   26 55 61 40   31 51 58 39   30 57 62 41   32 60 65
Dewpt         30   26 34 32 33   31 37 37 35   30 39 35 35   31 40 37
PWind dir           N    SW       S     W       N     N      SE     S
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW   SC SC FW SC   B1 B2 B1 SC   SC SC FW FW   FW FW FW
PoP 12hr            0     0      10    30      10     0       0     0
Rain                                 C  C

$$
MTZ328-192200-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
231 AM MDT Thu Sep 19 2024

Date             Thu 09/19/24            Fri 09/20/24            Sat 09/21/24
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                      68          41          69          34          61
Temp          41 39 43 57 66 66 54 48 45 42 45 62 68 66 53 45 38 34 38 50 59 60
Dewpt         41 39 43 43 41 39 40 41 40 38 41 44 40 37 33 31 30 29 32 34 34 34
RH           100100100 59 40 37 59 77 82 86 86 52 36 34 46 58 73 82 79 54 39 37
Wind dir       S  S SW SW SW  W  S  S  S  S SW SW  W NW  N  N  N  N NW  N  N  N
Wind spd       6  6  5  4  8  9  6  8  8  9  9 10 13 12 10  9  6  6  5  4  5  5
Clouds        B1 SC SC FW FW FW SC FW FW FW FW FW FW FW SC FW FW FW FW FW SC SC
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date               Sun 09/22/24  Mon 09/23/24  Tue 09/24/24  Wed 09/25/24
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            35    69      41    64      38    69      42    75
Temp          43   35 55 67 48   42 56 63 46   39 58 67 49   42 62 73
Dewpt         32   30 36 39 37   35 41 43 40   36 43 45 41   38 44 47
PWind dir          NE    SW      SW     W       W     W      SE     S
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC   SC FW FW B1   B2 B1 B1 B1   SC FW FW FW   FW FW FW
PoP 12hr            0     0      10    20       5     0       0     0
Rain                                 S

$$
MTZ305-192200-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
231 AM MDT Thu Sep 19 2024

Date             Thu 09/19/24            Fri 09/20/24            Sat 09/21/24
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                      72          47          66          38          62
Temp          51 49 53 63 70 70 58 55 53 49 52 63 65 60 50 46 42 39 43 53 60 61
Dewpt         50 48 49 51 52 52 49 48 47 45 46 48 48 47 42 41 40 37 39 40 39 40
RH            96 96 86 65 53 53 72 77 80 86 80 58 54 62 74 83 93 92 86 61 46 46
Wind dir       W  W  W  W  W SW  S SW SW SW  W  W NW NW NW  W  W  W  W  W  W  W
Wind spd      17 13 11 11  9  4  6 11 12 13 14 18 19 18 14 12 11 10 10 10  9  5
Wind gust                                         31
Clouds        B1 SC FW SC FW FW SC SC FW FW FW SC SC B1 B1 B1 SC SC SC SC FW SC
PoP 12hr                     10           5          20          30           0
QPF 12hr                      0           0           0        0.02           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      S  S  C  C


Date               Sun 09/22/24  Mon 09/23/24  Tue 09/24/24  Wed 09/25/24
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            37    69      46    69      42    74      45    79
Temp          45   38 60 68 54   47 62 67 50   43 64 73 54   46 70 75
Dewpt         38   35 42 46 43   40 47 47 44   41 48 51 46   43 50 51
PWind dir           S     S      SW     W       W    SW       S     S
Wind char          LT    LT      GN    GN      LT    GN      LT    LT
Avg clouds    SC   SC SC SC B2   B2 B1 SC SC   SC FW FW FW   FW FW FW
PoP 12hr            0     0      10    20       5     0       0     0
Rain                                 S

$$
MTZ314-192200-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
231 AM MDT Thu Sep 19 2024

Date             Thu 09/19/24            Fri 09/20/24            Sat 09/21/24
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                      66          45          66          35          58
Temp          49 47 51 61 64 64 54 52 50 47 52 63 65 60 48 44 40 36 42 51 57 55
Dewpt         46 45 47 50 48 49 45 41 41 39 42 44 43 41 41 39 38 35 37 39 39 38
RH            89 93 86 67 56 58 71 66 71 74 69 50 45 49 77 82 92 96 82 63 51 53
Wind dir       W  W  W  W  W  W  S SW SW SW  W  W NW NW NW NW  W  W  W NW NW  N
Wind spd      20 16 10 12 11  5  8  9 10 10 11 16 18 14 13 11 10 10  9  9  8  5
Wind gust     34    20             24       21 26    25
Clouds        B2 B2 B1 FW FW FW FW SC FW FW CL FW FW SC SC B1 SC SC SC FW FW SC
PoP 12hr                     20           5          10          20           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     S  S                                   S  S  S  S


Date               Sun 09/22/24  Mon 09/23/24  Tue 09/24/24  Wed 09/25/24
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            35    67      43    62      40    69      45    75
Temp          43   36 61 63 50   45 59 60 48   41 62 65 51   46 69 70
Dewpt         35   31 40 46 39   36 45 46 41   37 46 49 42   39 49 51
PWind dir          SE     S      SW     W       W     W       S     S
Wind char          LT    LT      LT    GN      LT    LT      LT    LT
Avg clouds    SC   SC FW FW SC   B2 B2 B1 B1   SC FW FW FW   FW FW FW
PoP 12hr            0     0      10    30       5     0       0     0
Rain                                 C  C

$$
http://www.weather.gov/greatfalls