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
000
FOUS55 KTFX 261041
PFMTFX

Point Forecast Matrices
National Weather Service Great Falls MT
441 AM MDT Tue Sep 26 2017

MTZ012-262300-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
441 AM MDT Tue Sep 26 2017

Date             Tue 09/26/17            Wed 09/27/17            Thu 09/28/17
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                      65          41          70          41          73
Temp             42 46 59 64 63 53 48 45 43 48 63 69 68 56 50 45 41 47 64 72 71
Dewpt            37 37 39 37 35 35 35 35 37 37 41 38 37 37 36 32 34 35 39 36 37
RH               82 71 47 37 35 50 60 68 79 65 44 32 32 49 58 60 76 63 40 27 29
Wind dir         SW SW SW  W  W SW  S SW SW SW SW SW NE  E  S  S  S  S  S SE  E
Wind spd          8 10  6  6  5  5  6  6  6  5  4  4  4  5  5  6  5  4  5  6  6
Clouds           SC SC SC SC SC SC FW FW FW FW FW FW FW FW CL CL FW CL FW CL FW
PoP 12hr                     20          10           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S


Date               Fri 09/29/17  Sat 09/30/17  Sun 10/01/17  Mon 10/02/17
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    73      46    66      42    56      38    51
Temp          51   44 66 72 53   47 64 60 47   42 53 54 45   38 50 49
Dewpt         36   34 41 38 36   36 40 41 36   36 34 36 34   33 38 37
PWind dir          SE     S       S    SW      SW    SW       W     W
Wind char          GN    GN      GN    GN      GN    GN      BZ    BZ
Avg clouds    FW   CL FW FW FW   FW SC B1 B1   B1 SC SC B2   B2 B1 B1
PoP 12hr            0     0       0    40      40    20      60    50
Rain shwrs                              C  C    C     S  C    L  C  C

$$
MTZ010-262300-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
441 AM MDT Tue Sep 26 2017

Date             Tue 09/26/17            Wed 09/27/17            Thu 09/28/17
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          39          70          39          73
Temp             41 46 62 68 65 56 48 43 40 45 64 70 66 56 47 43 39 46 66 73 69
Dewpt            38 41 41 41 41 41 40 41 39 41 42 39 36 38 37 39 36 40 41 38 37
RH               89 83 46 37 41 57 74 93 96 86 45 32 33 51 68 86 89 79 40 28 31
Wind dir          W  W NW  W  W  W  W  W  W  W SW  W NE SW  W  W  W  S SE SE SE
Wind spd          6  8  9  8  6  6  5  5  5  4  4  4  5  5  4  3  3  2  9 10 13
Clouds           B1 B1 B1 SC B1 SC FW FW SC FW FW FW FW FW FW CL FW CL FW CL FW
PoP 12hr                     10          10           5           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date               Fri 09/29/17  Sat 09/30/17  Sun 10/01/17  Mon 10/02/17
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    74      45    65      40    55      36    49
Temp          49   41 68 73 51   46 63 60 45   40 53 51 41   36 48 47
Dewpt         39   37 41 37 36   39 41 39 34   35 37 40 35   33 36 37
PWind dir           S     S      SW    SW       W     W       W    NW
Wind char          GN    GN      GN    BZ      BZ    BZ      BZ    BZ
Avg clouds    FW   CL CL CL FW   FW SC B1 B1   B1 B1 B1 B2   B2 B2 B1
PoP 12hr            0     0       0    40      30    40      60    60
Rain shwrs                           S  C  C    S  C  C  L    L  L  C

$$
MTZ014-262300-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
441 AM MDT Tue Sep 26 2017

Date             Tue 09/26/17            Wed 09/27/17            Thu 09/28/17
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                      64          41          69          41          73
Temp             42 44 56 63 63 52 48 44 42 43 58 68 68 57 49 44 41 45 60 71 72
Dewpt            37 38 41 39 33 35 37 36 37 38 41 39 35 38 36 33 35 36 40 36 36
RH               82 79 57 41 32 52 65 73 82 82 53 34 29 49 61 65 79 70 47 28 27
Wind dir         SW SW  W  W  W SW SW SW SW  S SE  E  E SW  S  S  S SE SE SE SE
Wind spd          3  2  3  5  4  3  3  2  2  1  3  3  4  4  3  2  2  1  3  5  5
Clouds           B1 B1 SC SC SC FW FW FW FW FW FW FW FW FW CL CL FW CL FW CL FW
PoP 12hr                     10          10           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date               Fri 09/29/17  Sat 09/30/17  Sun 10/01/17  Mon 10/02/17
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            43    73      45    65      41    55      38    53
Temp          51   43 62 73 53   45 62 60 46   41 51 55 46   38 50 52
Dewpt         36   34 42 40 35   35 43 40 37   34 36 36 37   32 39 36
PWind dir          SE     S       S    SW       W    SW       W     W
Wind char          LT    LT      LT    LT      GN    GN      GN    GN
Avg clouds    FW   FW FW FW FW   SC SC B1 B1   B1 SC B1 B1   B1 B1 B1
PoP 12hr            0     0       5    40      40    20      50    50
Rain shwrs                           S  C  C    S  S  S  C    C  C  C
Tstms                                   S

$$
MTZ055-262300-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
441 AM MDT Tue Sep 26 2017

Date             Tue 09/26/17            Wed 09/27/17            Thu 09/28/17
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                      61          35          66          35          69
Temp             37 42 53 60 59 47 42 37 37 42 57 65 64 48 42 38 35 42 60 68 66
Dewpt            32 36 36 34 33 35 34 33 35 36 36 33 35 35 34 33 33 34 36 33 39
RH               82 79 52 37 37 63 73 85 92 79 45 30 34 60 73 82 92 73 41 27 37
Wind dir          S SW  W  W NW  S  S  S  S  S  W NW  N SE SE SE SE SE  E  E  E
Wind spd          3  3  4  5  4  4  4  3  4  2  3  3  3  6  4  4  4  3  2  4  5
Clouds           B2 B1 SC SC SC SC FW FW FW FW FW FW FW FW CL CL CL CL CL CL FW
PoP 12hr                     10          10           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs
Obvis                                    PF


Date               Fri 09/29/17  Sat 09/30/17  Sun 10/01/17  Mon 10/02/17
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    69      42    63      38    54      37    53
Temp          45   39 63 68 49   43 61 57 46   38 52 51 42   37 52 50
Dewpt         35   34 38 39 34   37 42 44 42   35 37 37 35   33 38 40
PWind dir          SE    SW       S     S       W    SW      SW    SW
Wind char          LT    LT      LT    LT      GN    GN      GN    GN
Avg clouds    FW   FW FW FW FW   FW SC B1 B2   B1 B1 B1 B2   B1 B1 B1
PoP 12hr            0     0       5    40      40    30      40    30
Rain shwrs                              C  C    C  S  C  C    C  C  C
Tstms                                   S  S

$$
MTZ055-262300-
West Yellowstone-Gallatin MT
44.66N 111.11W Elev. 6700 ft
441 AM MDT Tue Sep 26 2017

Date             Tue 09/26/17            Wed 09/27/17            Thu 09/28/17
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                      52          25          58          26          61
Temp             27 33 45 50 51 40 33 29 27 32 48 57 55 43 36 30 26 35 51 61 57
Dewpt            25 29 26 23 23 28 29 27 27 29 27 19 22 27 31 27 25 30 25 20 23
RH               92 85 47 34 33 62 85 92100 88 44 22 27 53 82 88 96 82 36 20 27
Wind dir          S  W NW  N  N NE NE SE  E  E  E  E  N NE  E  E  E  E  E NE  E
Wind spd          2  1  2  3  4  3  3  2  2  1  2  3  4  3  2  2  2  2  3  5  6
Clouds           B1 B1 B1 B1 SC SC FW FW FW FW FW FW FW FW CL CL FW FW FW FW FW
PoP 12hr                     10          10           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis                                    PF


Date               Fri 09/29/17  Sat 09/30/17  Sun 10/01/17  Mon 10/02/17
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            30    59      33    54      32    45      30    44
Temp          37   30 53 58 41   33 51 51 38   32 41 45 34   30 40 44
Dewpt         30   28 35 36 37   30 37 40 36   30 30 35 31   28 28 35
PWind dir           E     S      SW     S      SW    SW      SW    SW
Wind char          LT    LT      GN    LT      GN    LT      GN    GN
Avg clouds    FW   FW SC SC SC   SC B1 B1 B2   B1 B1 B1 B2   B1 B1 B1
PoP 12hr            0     5       5    40      50    40      30    30
Rain shwrs                           S  C  C    C  C  C  C    C  C  C
Snowshwrs                                       C  C     C    C  C
Tstms                                   C  S

$$
MTZ008-262300-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
441 AM MDT Tue Sep 26 2017

Date             Tue 09/26/17            Wed 09/27/17            Thu 09/28/17
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                      59          34          65          36          68
Temp             36 39 51 57 58 45 41 38 35 39 54 63 63 49 42 40 36 40 57 66 66
Dewpt            30 32 36 33 31 32 31 30 29 32 36 33 32 30 28 28 28 30 37 33 34
RH               79 76 56 40 36 60 67 73 78 76 50 32 31 48 57 62 72 67 47 29 30
Wind dir          S SW  W  N  N  E  S  S  S  S SW  N NE  E  E  E  E SE  N  N NE
Wind spd          5  5  4  6  6  4  4  5  5  5  3  5  6  5  5  5  5  4  2  6  8
Clouds           B1 B1 SC SC SC FW FW FW FW FW FW FW FW FW CL CL CL CL FW FW CL
PoP 12hr                     10           5           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date               Fri 09/29/17  Sat 09/30/17  Sun 10/01/17  Mon 10/02/17
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    68      41    59      35    51      34    51
Temp          44   37 60 67 47   42 58 52 41   35 48 49 39   34 48 50
Dewpt         29   28 37 35 29   31 39 37 34   30 31 31 30   28 32 38
PWind dir          SE     S       S     S       W    SW      SW    SW
Wind char          LT    LT      GN    GN      GN    GN      GN    GN
Avg clouds    CL   FW FW FW FW   SC B1 B1 B1   B1 B1 B1 B1   B1 B1 B1
PoP 12hr            0     0       5    40      40    30      30    30
Rain shwrs                           C  C  C    C  C  C  C    C  C  C
Tstms                                   C  S

$$
MTZ011-262300-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
441 AM MDT Tue Sep 26 2017

Date             Tue 09/26/17            Wed 09/27/17            Thu 09/28/17
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          73          41          76
Temp             42 45 60 69 69 54 48 44 43 48 65 72 71 55 49 44 41 49 66 75 73
Dewpt            37 38 42 44 42 43 38 38 39 40 43 41 42 40 38 36 36 39 43 41 40
RH               82 76 51 40 37 66 68 79 86 74 45 33 35 57 66 73 82 68 43 29 30
Wind dir         SW SW  W  W NW SW SW SW SW SW SW  W  W  S  S SW SE  S SE SE SE
Wind spd          3  6  8  9  6  4  2  3  4  4  5  4  4  3  3  2  2  3  5  8  9
Clouds           B1 SC B1 SC SC SC FW FW SC FW FW FW FW FW CL FW FW FW FW FW FW
PoP 12hr                     20          10           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S  S


Date               Fri 09/29/17  Sat 09/30/17  Sun 10/01/17  Mon 10/02/17
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            45    76      45    72      43    61      38    54
Temp          52   45 69 75 54   46 67 70 52   43 58 58 43   38 52 53
Dewpt         39   38 44 45 43   39 44 43 38   36 38 41 36   33 39 37
PWind dir          SE    SE      SE    SW       W     W       W    NW
Wind char          GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    FW   CL CL FW FW   FW FW SC B1   B1 B1 B1 B1   B1 B1 B1
PoP 12hr            0     0       0     5      30    30      40    40
Rain shwrs                                 S    C  S  C  C    C  C  C

$$
MTZ051-262300-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
441 AM MDT Tue Sep 26 2017

Date             Tue 09/26/17            Wed 09/27/17            Thu 09/28/17
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                      64          40          68          40          71
Temp             41 47 59 64 62 51 46 42 42 48 64 68 65 53 45 42 40 49 66 71 68
Dewpt            36 38 38 40 34 37 36 36 39 38 39 37 34 39 37 36 36 37 36 35 36
RH               82 71 45 41 35 59 68 79 89 68 40 32 31 59 73 79 85 63 33 27 31
Wind dir         SW  W NW NW NW  S  S  S  S  S  W  W NE SE  S  S  S SE SE SE SE
Wind spd          5  4  8  8  6  4  5  4  5  2  3  3  4  5  5  4  4  2  6  8  9
Clouds           B1 B1 SC B1 B1 SC FW FW FW FW FW FW SC FW FW FW FW CL FW CL FW
PoP 12hr                     20          10           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S  S


Date               Fri 09/29/17  Sat 09/30/17  Sun 10/01/17  Mon 10/02/17
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            43    71      45    67      41    54      37    51
Temp          47   43 67 68 51   46 66 61 46   41 50 53 41   38 51 47
Dewpt         35   36 41 39 38   37 40 41 38   37 36 34 32   34 37 38
PWind dir          SE     S       S    SW       W     W       W     W
Wind char          GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    FW   CL FW FW FW   FW FW SC B1   B1 SC B1 B1   B1 B1 B2
PoP 12hr            0     0       0    10      40    20      40    50
Rain shwrs                                 C    S  S  S  C    C  C  C

$$
weather.gov/greatfalls




USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.