Point Forecast Matrices
Issued by NWS Great Falls, MT

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Point Forecast Matrices
National Weather Service Great Falls MT
942 PM MDT Mon Sep 23 2024

MTZ312-241000-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
942 PM MDT Mon Sep 23 2024

Date           09/23/24      Tue 09/24/24            Wed 09/25/24            Thu
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                      51          83          53          88          53
Temp                   59 56 53 59 74 81 80 67 60 56 54 62 81 87 84 69 63 56 54
Dewpt                  47 47 45 47 47 46 49 49 46 44 42 44 46 44 45 42 42 40 40
RH                     64 72 74 64 38 29 34 52 60 64 64 52 29 22 26 37 46 55 59
Wind dir               SW SW SW SW SW SW SW  S SW SW  S SW SW SW SW  S SW SW SW
Wind spd               10 10 10 10 12 11  8  6  8  9 10 13 19 17  8  6 10 10  9
Clouds                 CL CL FW CL CL CL FW FW CL CL FW CL CL FW FW FW SC FW SC
PoP 12hr                      5           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index                               80
Max heat                                 81                80    84


Date           09/26/24  Fri 09/27/24  Sat 09/28/24  Sun 09/29/24  Mon 09/30/24
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    80      47    74      44    63      37    61
Temp          70 72 53   49 74 76 57   48 68 71 53   45 60 58 46   38 54 57
Dewpt         40 35 35   36 39 41 41   37 41 41 40   38 41 41 39   33 37 36
PWind dir        SW      SW    SW      SW     W      NE    NW       N    NW
Wind char        GN      GN    GN      LT    LT      LT    GN      GN    GN
Avg clouds    SC FW CL   FW FW CL FW   FW FW FW FW   SC B1 B1 B1   B1 B1 SC
PoP 12hr          0       0     0       0     0       5    10      20    10
Rain                                                           S    S

$$
MTZ303-241000-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
942 PM MDT Mon Sep 23 2024

Date           09/23/24      Tue 09/24/24            Wed 09/25/24            Thu
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                      52          82          47          85          51
Temp                   58 56 54 58 75 81 80 65 56 51 48 56 79 84 82 67 60 56 53
Dewpt                  46 46 45 46 48 46 47 48 48 45 42 44 45 43 42 44 42 41 38
RH                     64 69 71 64 38 29 31 54 74 80 80 64 30 24 24 43 51 57 57
Wind dir                W  W  W  W SW SW SW  W SW SW SW SW SW SW SW  W  W  W  W
Wind spd               16 16 11 10 10 11 10  9  8  6  5  6 16 19 13 11 13 18 19
Wind gust                                                        25          31
Clouds                 CL FW FW CL CL FW FW FW FW FW FW CL CL FW FW SC FW SC SC
PoP 12hr                      5           0           0           0          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           09/26/24  Fri 09/27/24  Sat 09/28/24  Sun 09/29/24  Mon 09/30/24
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          68      45    75      42    69      38    57      34    58
Temp          63 66 50   46 69 71 52   43 64 67 47   39 54 54 41   35 53 55
Dewpt         32 28 30   29 35 36 37   34 36 35 38   34 37 37 35   31 33 32
PWind dir         W      SW    SW       W    NW      NE     N      NW    NW
Wind char        BZ      GN    BZ      GN    GN      GN    GN      GN    GN
Avg clouds    FW CL FW   FW FW FW FW   FW FW FW SC   B1 B1 B1 B1   B1 SC SC
PoP 12hr          0       0     0       0     0      10    20      30    10
Rain                                                        S  C    S

$$
MTZ319-241000-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
942 PM MDT Mon Sep 23 2024

Date           09/23/24      Tue 09/24/24            Wed 09/25/24            Thu
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          82          50          88          53
Temp                   59 54 49 51 67 80 80 70 62 56 51 56 76 87 85 73 66 59 54
Dewpt                  44 43 42 43 49 52 53 49 46 44 41 44 49 46 44 41 40 39 40
RH                     57 66 77 74 52 38 39 47 56 64 68 64 39 24 24 31 38 47 59
Wind dir                W SW  S SE  E  E  E SW  S  S  S SE  S  S  S  S  S  W  W
Wind spd               10  8  5  5  6  6  6  8 10  8  8  6  8 11 10 10 13 10  6
Wind gust                                                     21
Clouds                 CL CL CL CL CL SC FW CL CL CL CL CL CL FW FW SC FW FW SC
PoP 12hr                      5           5           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index                            80 80
Max heat                                 81                      84    80


Date           09/26/24  Fri 09/27/24  Sat 09/28/24  Sun 09/29/24  Mon 09/30/24
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          77      48    80      48    78      46    69      40    64
Temp          69 74 58   49 70 76 59   49 69 75 58   47 62 64 50   44 54 62
Dewpt         46 42 38   36 44 43 40   38 45 42 41   36 42 43 38   36 38 38
PWind dir         W      SW    SW       W    NW       W    NW      NW    NW
Wind char        GN      GN    LT      LT    LT      LT    LT      GN    LT
Avg clouds    SC FW FW   FW CL CL FW   FW FW FW FW   SC SC SC SC   B1 B1 SC
PoP 12hr          0       0     0       0     0       5    20      20    20
Rain                                                        S  S    S  S

$$
MTZ326-241000-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
942 PM MDT Mon Sep 23 2024

Date           09/23/24      Tue 09/24/24            Wed 09/25/24            Thu
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                      41          79          45          86          48
Temp                   51 47 43 49 65 77 77 64 57 50 46 54 75 84 81 67 62 54 49
Dewpt                  45 43 41 44 47 49 49 49 47 42 40 43 46 44 42 38 39 37 35
RH                     80 86 93 83 52 37 37 58 69 74 79 66 36 25 25 34 43 52 58
Wind dir                S  S  S  S  N  N NE SE SE SE  S  W SW SW  S  S  S  S  S
Wind spd                5  5  4  2  2  2  2  5  6  8  8  5  5  8 10 12 12 10  8
Wind gust                                                     18
Clouds                 FW CL CL CL CL FW FW FW CL CL CL CL CL FW FW FW FW FW FW
PoP 12hr                      5           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis                        PF PF


Date           09/26/24  Fri 09/27/24  Sat 09/28/24  Sun 09/29/24  Mon 09/30/24
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          77      44    79      44    77      43    71      37    63
Temp          69 74 55   45 70 75 54   45 69 73 53   44 64 66 48   38 55 59
Dewpt         42 40 39   35 42 41 39   36 43 42 40   36 42 43 38   33 38 35
PWind dir        SW      SE    SW      SE    SW       E    SW      NW    NW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW CL   CL CL CL FW   FW FW FW FW   FW SC SC SC   B1 B1 SC
PoP 12hr          0       0     0       0     0       5    10      20    20
Rain                                                           S    S  S

$$
MTZ330-241000-
West Yellowstone-Gallatin MT
44.69N 111.11W Elev. 6644 ft
942 PM MDT Mon Sep 23 2024

Date           09/23/24      Tue 09/24/24            Wed 09/25/24            Thu
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                      30          72          32          74          36
Temp                   42 36 32 38 60 71 70 53 43 36 32 41 66 74 71 57 48 41 37
Dewpt                  37 36 32 37 42 42 42 42 38 35 32 38 39 35 34 38 34 32 30
RH                     82100100 96 51 35 36 66 82 96100 89 37 24 26 49 58 70 75
Wind dir               SW  E  E  N  W SW SW  S SE SE SE SE  S SW SW  S  S  S  S
Wind spd                2  1  1  1  2  6  6  3  4  4  3  4 11 14 10  6  9  5  4
Wind gust                                                     25
Clouds                 SC FW FW FW CL CL CL CL CL FW FW FW CL FW CL FW FW FW FW
PoP 12hr                      5           5           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis                     PF  F  F


Date           09/26/24  Fri 09/27/24  Sat 09/28/24  Sun 09/29/24  Mon 09/30/24
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          72      33    72      33    72      34    68      30    60
Temp          64 69 45   33 64 69 44   33 64 70 45   34 61 65 42   31 53 58
Dewpt         35 32 33   30 35 31 31   29 36 33 32   30 36 31 34   30 34 30
PWind dir        SW       S     S      SE     S      SE     S      NW     N
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW CL   FW FW CL CL   FW FW FW FW   FW SC FW SC   SC SC FW
PoP 12hr          0       0     0       0     0       5    10      20    10
Rain                                                           S

$$
MTZ328-241000-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
942 PM MDT Mon Sep 23 2024

Date           09/23/24      Tue 09/24/24            Wed 09/25/24            Thu
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                      39          78          46          82          47
Temp                   49 44 41 45 63 74 78 62 54 49 46 51 72 81 79 67 58 52 48
Dewpt                  44 42 39 42 45 46 48 43 41 39 39 42 43 38 37 35 34 32 32
RH                     83 93 92 89 52 37 35 50 61 68 76 71 35 21 22 30 40 46 54
Wind dir                S  S  S SW SW  S  S  S  S  S  S SW  S  S  S  S  S  S SW
Wind spd                8  5  6  4  3  4  6  9 10 10 10  9  9 17 18 14 13 12 11
Clouds                 CL CL CL CL CL CL CL FW CL CL CL CL CL FW FW SC FW FW FW
PoP 12hr                      5           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           09/26/24  Fri 09/27/24  Sat 09/28/24  Sun 09/29/24  Mon 09/30/24
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      42    76      43    76      43    71      35    61
Temp          67 74 51   42 64 75 53   43 64 75 52   44 63 68 46   36 51 60
Dewpt         38 36 33   31 36 36 33   32 37 37 33   33 38 36 34   30 35 36
PWind dir        SW      SW    SW       S    SW       S    SW       N     N
Wind char        GN      GN    LT      LT    LT      GN    LT      GN    GN
Avg clouds    SC FW FW   CL CL CL FW   FW FW FW FW   FW SC SC SC   SC SC SC
PoP 12hr          0       0     0       0     0       0     5      10     5

$$
MTZ305-241000-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
942 PM MDT Mon Sep 23 2024

Date           09/23/24      Tue 09/24/24            Wed 09/25/24            Thu
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                      51          81          49          89          54
Temp                   58 55 53 56 71 80 79 65 59 54 49 56 77 87 84 69 64 59 55
Dewpt                  48 49 47 48 50 49 51 52 50 48 46 49 51 51 51 49 48 46 44
RH                     69 80 80 74 47 34 38 63 72 80 89 77 40 29 32 49 56 62 66
Wind dir               SW SW SW SW SW SW  S  S  S  S  S SW SW SW  S  S SW SW  W
Wind spd                9 10 10 11 11 10  6  6  6  5  4  4  9 11  8  9  9  9 10
Clouds                 SC FW FW CL CL CL CL CL CL FW FW FW CL CL FW FW SC SC SC
PoP 12hr                      5           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           09/26/24  Fri 09/27/24  Sat 09/28/24  Sun 09/29/24  Mon 09/30/24
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          77      46    81      46    74      43    65      38    63
Temp          70 72 54   47 73 76 57   47 68 71 53   44 60 61 48   39 56 59
Dewpt         41 36 37   36 45 45 42   39 44 43 41   37 42 43 40   35 40 39
PWind dir         W      SW    SW      SW    NW      NE    NE       N    NW
Wind char        BZ      GN    GN      LT    LT      GN    GN      GN    GN
Avg clouds    SC FW CL   FW FW CL FW   FW FW FW FW   SC B1 SC B1   B1 B1 SC
PoP 12hr          0       0     0       0     0      10    10      30    10
Rain                                                           C    S

$$
MTZ314-241000-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
942 PM MDT Mon Sep 23 2024

Date           09/23/24      Tue 09/24/24            Wed 09/25/24            Thu
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          52          85          52
Temp                   53 50 47 54 69 77 76 62 59 56 53 62 80 84 79 66 64 59 53
Dewpt                  45 43 42 45 48 51 54 49 45 43 41 45 46 44 48 44 40 36 37
RH                     74 77 83 71 47 40 46 62 60 62 64 54 30 25 34 45 41 42 54
Wind dir               SW SW SW  S SW  S SE  S SE SE  S  S SW SW SW  S  S SW  W
Wind spd                8  6  6  5  3  5  3  9 10 10 10 10 11 11  5 10 10 10  9
Wind gust                                                  21 21
Clouds                 SC CL CL CL CL FW FW FW CL FW FW CL CL CL CL FW SC SC FW
PoP 12hr                      5           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           09/26/24  Fri 09/27/24  Sat 09/28/24  Sun 09/29/24  Mon 09/30/24
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          73      47    78      46    74      43    65      37    59
Temp          69 69 53   48 73 73 55   47 68 70 53   45 62 60 46   38 53 54
Dewpt         45 44 39   36 43 49 40   36 43 44 39   35 43 44 39   33 39 36
PWind dir         W       S    SW       S    SE      SE     W      NW    NW
Wind char        GN      LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    FW FW CL   FW FW CL FW   FW FW FW FW   SC SC SC B1   B1 B1 SC
PoP 12hr          5       0     0       0     0      10    10      30    20
Rain                                                           C    S  S  S

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