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Issued by NWS Great Falls, MT

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Point Forecast Matrices
National Weather Service Great Falls MT
324 AM MDT Sat Aug 19 2017

MTZ012-192300-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
324 AM MDT Sat Aug 19 2017

Date             Sat 08/19/17            Sun 08/20/17            Mon 08/21/17
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                      79          50          81          50          83
Temp             61 68 74 79 77 68 61 55 50 61 74 79 80 70 62 55 50 59 73 80 82
Dewpt            34 37 41 40 37 38 39 40 38 38 37 32 28 29 32 33 34 34 35 33 32
RH               36 32 30 25 24 33 44 57 63 42 26 18 15 22 32 43 54 39 25 18 16
Wind dir         SW NW  N  N  N NE  E SW SW SW  W  W NW  N  N  N  W NW NE NE NE
Wind spd         12 18 14  8 10 10  6  5  6  8  8  6  8  6  6  6  5  5  4  4  6
Clouds           FW SC SC SC SC FW FW FW FW CL FW FW B1 B1 B1 B1 B1 SC SC FW FW
PoP 12hr                      5           5           0           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis             K  K  K


Date               Tue 08/22/17  Wed 08/23/17  Thu 08/24/17  Fri 08/25/17
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            52    90      54    91      56    87      54    84
Temp          62   52 79 89 66   55 82 89 66   57 80 85 66   55 76 83
Dewpt         35   38 38 34 37   38 37 33 38   39 41 37 42   42 40 34
PWind dir          SE     S      SE    SW      SW    SW      SW    SW
Wind char          LT    LT      LT    LT      LT    LT      GN    LT
Avg clouds    FW   FW FW FW FW   CL CL CL FW   FW SC SC SC   SC SC SC
PoP 12hr            0     0       0     0       0    20      10     5
Rain shwrs                                            S
Tstms                                                 S

$$
MTZ010-192300-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
324 AM MDT Sat Aug 19 2017

Date             Sat 08/19/17            Sun 08/20/17            Mon 08/21/17
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                      73          44          77          46          80
Temp             54 58 64 70 73 63 55 48 44 58 70 76 75 65 58 50 46 58 71 77 79
Dewpt            40 45 42 40 39 39 38 38 38 40 36 33 31 34 36 37 38 39 37 35 33
RH               59 62 45 33 29 41 53 68 79 51 29 21 20 31 44 61 73 49 29 22 19
Wind dir          N  N  N  E  W NE SE  W  W  W  W  W NW NW  N  W NW  N SE SE SE
Wind spd         19 20  8  5  8 10  6  5  8  8  8  9 10  8  5  6  5  5  5  5  6
Clouds           B1 B2 B1 B1 SC SC FW FW FW CL FW SC B2 B2 B1 B1 SC SC FW FW FW
PoP 12hr                     10          10           0           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis             K  K


Date               Tue 08/22/17  Wed 08/23/17  Thu 08/24/17  Fri 08/25/17
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            48    87      50    87      52    83      50    81
Temp          60   48 77 85 64   51 79 85 63   53 75 82 62   51 74 79
Dewpt         36   40 38 34 39   41 39 35 40   43 42 38 41   43 40 36
PWind dir          SE     S       S    SW      SW    SW       W     W
Wind char          LT    LT      LT    LT      GN    GN      GN    GN
Avg clouds    FW   FW FW FW FW   FW CL CL FW   FW SC SC SC   SC FW FW
PoP 12hr            0     0       0     0       0    10       5     0

$$
MTZ014-192300-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
324 AM MDT Sat Aug 19 2017

Date             Sat 08/19/17            Sun 08/20/17            Mon 08/21/17
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                      84          52          83          53          85
Temp             61 67 78 84 82 71 62 57 52 60 73 81 82 70 62 58 53 61 74 82 84
Dewpt            33 36 37 35 33 35 35 38 39 41 39 35 31 33 33 36 38 38 39 37 36
RH               35 32 23 17 17 27 36 49 61 49 29 19 16 25 33 44 57 42 28 20 18
Wind dir         SW  W  W NW NW NW  W  W  W  W  W NW NW NW NW NW NW  N  N  N NE
Wind spd          4  6 12 12 12  8  6  4  3  2  6  9  9  6  5  5  3  3  4  6  8
Clouds           B2 SC FW SC SC SC CL FW FW CL FW FW SC B1 B1 B1 B1 SC FW FW FW
PoP 12hr                      5           0           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis             K  K  K  K  K  K


Date               Tue 08/22/17  Wed 08/23/17  Thu 08/24/17  Fri 08/25/17
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            53    92      55    91      57    87      55    85
Temp          63   53 79 91 69   56 82 90 69   58 81 85 66   56 76 84
Dewpt         36   39 42 37 39   40 42 37 40   42 44 41 43   44 44 38
PWind dir           E    SE       N    SW      NW     S      SW     W
Wind char          LT    LT      LT    LT      LT    LT      GN    LT
Avg clouds    FW   FW FW FW FW   CL CL FW SC   SC SC SC B1   SC SC SC
PoP 12hr            0     0       0     0       0    20      10    10
Rain shwrs                                            S
Tstms                                                 S

$$
MTZ055-192300-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
324 AM MDT Sat Aug 19 2017

Date             Sat 08/19/17            Sun 08/20/17            Mon 08/21/17
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                      85          48          83          49          83
Temp             51 62 76 83 83 69 60 52 48 59 72 81 82 67 59 53 49 60 73 81 82
Dewpt            32 32 32 29 31 36 40 39 40 42 41 39 37 39 41 40 40 39 40 37 37
RH               48 32 20 14 15 30 47 61 74 53 33 22 20 36 51 61 71 46 30 21 20
Wind dir         SE  S NW NW NW NW SW  S SE  S NW NW NW  N SE SE SE  E NE NE NE
Wind spd          5  3  5  8  9  8  5  4  4  2  4  5  6  8  5  4  4  2  3  4  4
Clouds           SC SC SC SC B1 B1 FW FW FW FW FW FW FW SC SC SC SC SC SC FW FW
PoP 12hr                      5           5           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis             K  K  K  K  K


Date               Tue 08/22/17  Wed 08/23/17  Thu 08/24/17  Fri 08/25/17
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            48    89      50    89      52    86      51    83
Temp          58   48 77 88 62   51 80 87 63   53 80 83 63   52 75 81
Dewpt         41   41 42 36 41   41 42 37 43   43 44 41 46   45 46 40
PWind dir           E    NW       S    SW       S    SW       S    SW
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW   CL CL FW FW   CL CL FW SC   SC FW SC B1   SC SC SC
PoP 12hr            0     0       0     0       0    20       5    10
Rain shwrs                                            S
Tstms                                                 S

$$
MTZ055-192300-
West Yellowstone-Gallatin MT
44.66N 111.11W Elev. 6700 ft
324 AM MDT Sat Aug 19 2017

Date             Sat 08/19/17            Sun 08/20/17            Mon 08/21/17
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                      76          36          76          38          76
Temp             39 51 68 75 73 62 51 43 36 50 67 75 73 62 50 43 38 52 68 75 73
Dewpt            31 28 32 29 28 29 32 32 32 34 34 30 30 32 34 36 35 37 36 32 34
RH               73 41 26 18 19 28 48 65 85 54 29 19 20 32 54 76 89 56 31 21 24
Wind dir          S  S SW SW SW SW  W  N  E SE SW SW  W  S  E NE  E  E  E  W NW
Wind spd          3  3  9 12 12  5  3  2  1  1  8 11 10  3  2  2  1  1  3  5  8
Clouds           FW FW FW SC B1 SC SC FW FW FW FW FW SC SC FW FW SC SC FW FW SC
PoP 12hr                      5          10           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date               Tue 08/22/17  Wed 08/23/17  Thu 08/24/17  Fri 08/25/17
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            38    79      39    79      40    75      40    74
Temp          51   38 70 76 53   40 72 75 53   41 71 71 52   41 69 71
Dewpt         38   35 35 36 33   35 37 40 38   37 40 40 42   39 42 40
PWind dir          NE     S      SW     S       S     S       S     S
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC   FW CL FW FW   FW FW FW SC   SC SC SC B1   SC SC SC
PoP 12hr            0     0       0     5       5    20      20    10
Rain shwrs                                            S  S    S
Tstms                                                 S  S    S

$$
MTZ008-192300-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
324 AM MDT Sat Aug 19 2017

Date             Sat 08/19/17            Sun 08/20/17            Mon 08/21/17
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                      83          45          81          47          82
Temp             52 59 74 81 82 69 58 50 45 54 69 78 80 67 58 51 47 56 70 80 81
Dewpt            30 37 35 31 30 33 36 35 36 42 42 36 35 35 37 34 36 41 39 38 36
RH               43 44 24 16 15 26 44 56 70 64 37 22 20 30 45 52 65 57 32 22 20
Wind dir          S SW SW  W NW NE SE  S  S SW  W  W NW  N NE  N  E  N  N  N  N
Wind spd          9  8  6 13 12  8  5  4  5  5  3  5  6  8  5  6  5  5  3  6  8
Clouds           SC SC SC SC SC FW FW FW FW CL FW FW FW SC SC SC SC FW FW FW FW
PoP 12hr                      5           5           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis             K  K  K  K  K  K


Date               Tue 08/22/17  Wed 08/23/17  Thu 08/24/17  Fri 08/25/17
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            47    87      49    86      50    82      49    81
Temp          58   48 76 86 61   50 78 84 61   51 76 80 61   50 74 79
Dewpt         37   36 40 36 37   36 40 38 40   41 43 42 43   41 44 40
PWind dir           E    SW      SW    SW      SW     S      SW    SW
Wind char          LT    LT      LT    LT      LT    LT      GN    LT
Avg clouds    FW   CL CL CL FW   CL FW FW SC   SC SC SC B1   SC SC SC
PoP 12hr            0     0       0     0       5    20       5    10
Rain shwrs                                            S
Tstms                                                 S

$$
MTZ011-192300-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
324 AM MDT Sat Aug 19 2017

Date             Sat 08/19/17            Sun 08/20/17            Mon 08/21/17
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                      77          50          82          51          83
Temp             58 62 70 76 76 67 60 54 50 62 74 81 81 70 64 56 51 63 74 81 82
Dewpt            41 46 43 41 38 38 37 37 37 39 39 37 34 34 38 38 38 41 38 36 35
RH               53 56 38 28 25 34 42 52 61 43 28 21 18 26 38 51 61 44 27 20 18
Wind dir          W NW NW NW  N NE  E  E  E SE SW  W NW  N NE NE NE  E  E NE NE
Wind spd         11 21 14 11 10  9  6  5  6  9 10 11  9  8  5  4  5  8  6  6  4
Clouds           FW FW FW SC SC FW FW SC SC SC FW FW SC B1 B1 B1 B1 SC SC SC FW
PoP 12hr                      5           5           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis             K  K


Date               Tue 08/22/17  Wed 08/23/17  Thu 08/24/17  Fri 08/25/17
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            52    90      53    93      55    89      55    86
Temp          63   52 79 89 67   54 82 92 68   56 81 87 67   55 76 85
Dewpt         38   39 41 37 42   42 44 38 43   45 45 41 45   46 42 38
PWind dir           E    SE      SE    SE       S     S       S     W
Wind char          LT    GN      GN    GN      LT    LT      GN    GN
Avg clouds    FW   FW FW FW FW   FW CL CL FW   FW SC FW SC   SC SC FW
PoP 12hr            0     0       0     0       0     5       5     5

$$
MTZ051-192300-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
324 AM MDT Sat Aug 19 2017

Date             Sat 08/19/17            Sun 08/20/17            Mon 08/21/17
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                      78          50          80          50          80
Temp             57 67 74 78 76 66 58 54 50 62 74 79 78 67 59 54 50 62 72 79 79
Dewpt            32 35 37 38 38 38 39 38 38 40 40 37 35 34 35 34 35 35 33 35 35
RH               38 30 26 24 25 36 49 54 63 44 29 22 21 29 40 46 56 36 24 20 20
Wind dir         SW  W NW NW  N NE  E SE SE  S  W NW  N  N NE SW SW  N NE NE  E
Wind spd          9 11 13 10 11  8  8  8  6  6  5  8  9  5  5  4  4  3  5  8  6
Clouds           FW SC FW SC B1 B2 SC SC SC FW FW SC SC SC B1 B1 B1 SC SC SC SC
PoP 12hr                      5           5           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis             K  K  K


Date               Tue 08/22/17  Wed 08/23/17  Thu 08/24/17  Fri 08/25/17
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            51    86      53    89      55    84      53    82
Temp          58   51 78 84 63   55 82 87 65   56 79 81 63   54 76 80
Dewpt         36   37 39 38 41   40 39 37 41   41 41 39 44   43 41 39
PWind dir          SE    SE      SE     S       E    SE       S    NW
Wind char          LT    LT      GN    LT      GN    LT      LT    LT
Avg clouds    SC   FW FW FW FW   CL CL FW FW   FW SC SC SC   B1 SC SC
PoP 12hr            0     0       0     5       0    10       5     5

$$
weather.gov/greatfalls




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