Point Forecast Matrices
Issued by NWS Great Falls, MT

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Point Forecast Matrices
National Weather Service Great Falls MT
918 AM MDT Wed May 29 2024

MTZ312-292200-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
918 AM MDT Wed May 29 2024

Date             Wed 05/29/24            Thu 05/30/24            Fri 05/31/24
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                      64          40          61          38          69
Temp                   61 63 61 52 47 43 41 49 54 58 58 52 45 42 41 53 61 65 66
Dewpt                  40 35 28 27 27 26 25 28 26 26 25 27 25 26 27 29 27 26 26
RH                     46 35 28 38 45 51 52 44 34 29 28 38 45 53 57 39 27 23 22
Wind dir                W  W  W  W  W SW SW  W  W  W  W  W SW SW SW  W  W  W  W
Wind spd               21 23 23 23 23 23 24 28 25 26 21 13 10 10 10 13 13 13 13
Clouds                 B2 B2 B1 FW FW B1 SC SC SC SC SC FW FW FW FW FW FW SC SC
PoP 12hr                     10           5          20           0           0
QPF 12hr                   0.06           0        0.02           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                S  S  S  S


Date               Sat 06/01/24  Sun 06/02/24  Mon 06/03/24  Tue 06/04/24
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            43    75      50    72      52    73      51    70
Temp          50   44 68 70 57   51 66 70 55   54 68 69 56   53 64 66
Dewpt         30   30 35 35 41   40 36 35 38   39 41 41 40   39 34 33
PWind dir          SW    SW      SW     W      SW    SW      SW    SW
Wind char          GN    LT      GN    GN      GN    BZ      BZ    BZ
Avg clouds    SC   SC SC B2 B2   B2 B1 B1 B1   B2 B2 B2 B1   B1 SC SC
PoP 12hr            0     5      20    20      10    20      20    20
Rain shwrs                   S    S     S             S  S    S  S  S

$$
MTZ303-292200-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
918 AM MDT Wed May 29 2024

Date             Wed 05/29/24            Thu 05/30/24            Fri 05/31/24
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                      61          38          59          37          65
Temp                   60 60 58 48 42 40 40 46 53 56 57 50 44 41 39 51 58 62 63
Dewpt                  31 27 25 26 26 26 28 28 27 27 27 27 27 27 26 29 25 26 27
RH                     33 28 28 42 53 57 62 49 36 32 31 41 51 57 59 42 28 25 25
Wind dir                W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W
Wind spd               31 34 33 31 26 25 26 31 31 34 29 20 13 12 10 14 17 19 18
Wind gust              42 48 46 41 36          41 47 41
Clouds                 SC FW FW SC SC SC SC SC SC SC SC FW FW FW FW FW FW SC SC
PoP 12hr                      5          10          20           0           5
QPF 12hr                   0.01        0.05        0.02           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                S  S  S  S
Snowshwrs                                 S
Tstms


Date               Sat 06/01/24  Sun 06/02/24  Mon 06/03/24  Tue 06/04/24
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            40    70      46    68      49    68      46    65
Temp          47   41 65 67 52   47 64 65 53   50 63 64 52   47 60 62
Dewpt         29   31 32 33 36   37 35 34 36   39 40 40 39   35 33 34
PWind dir           W    SW       W     W      SW    SW       W     W
Wind char          GN    GN      GN    BZ      BZ    BZ      BZ    WY
Avg clouds    SC   SC B1 B2 B2   B2 SC SC B1   B2 B2 B2 B1   B1 SC SC
PoP 12hr            0     0      10    10      10    20      20    10
Rain shwrs                                            S  S    S

$$
MTZ319-292200-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
918 AM MDT Wed May 29 2024

Date             Wed 05/29/24            Thu 05/30/24            Fri 05/31/24
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                      64          40          64          40          72
Temp                   60 63 61 55 48 43 41 49 55 60 60 55 49 44 40 51 61 68 70
Dewpt                  40 35 30 29 30 28 26 27 24 23 22 23 25 25 26 28 27 25 26
RH                     47 35 31 37 49 55 55 42 30 24 23 29 39 47 57 41 27 20 19
Wind dir                W  W  W  W  W  W SW  W  W  W  W  W  W SW SW  W  W  W  W
Wind spd               17 20 20 19 17 16 14 20 21 21 20 12  6  5  5  5 10 12 12
Wind gust                 31 32 29    26 25 32 32 32 31
Clouds                 B2 B1 SC SC SC FW SC SC SC SC SC FW FW FW FW FW FW FW SC
PoP 12hr                     50          10          10           0           0
QPF 12hr                   0.03           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              C
Tstms


Date               Sat 06/01/24  Sun 06/02/24  Mon 06/03/24  Tue 06/04/24
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            46    77      51    75      52    74      50    72
Temp          56   46 68 72 59   51 66 72 60   52 67 69 58   50 63 69
Dewpt         31   31 35 37 40   40 38 36 39   39 41 42 41   38 36 35
PWind dir           W    SW       W     W       W    SW       W     W
Wind char          LT    LT      LT    LT      GN    GN      GN    GN
Avg clouds    SC   SC SC B2 B2   B2 B1 B1 B1   B2 B2 B2 B1   B1 B1 SC
PoP 12hr            0    10      30    20      10    30      30    20
Rain shwrs                   C    S  S  S          S  C  C    S  S  S
Tstms                        S          S             S

$$
MTZ326-292200-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
918 AM MDT Wed May 29 2024

Date             Wed 05/29/24            Thu 05/30/24            Fri 05/31/24
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                      61          34          60          34          69
Temp                   57 58 53 47 44 39 35 44 50 56 57 50 42 38 36 48 58 64 68
Dewpt                  49 50 45 40 39 33 31 30 27 27 25 28 27 26 26 30 31 31 31
RH                     75 75 74 76 82 79 85 57 41 32 29 42 55 62 67 49 36 29 25
Wind dir               NW  N NW  S  W SW SW  W  W  W  W NW  S  S  S  W  W  W  W
Wind spd               10  9  8  8  8  8  8 12 14 16 14  5  2  2  2  2  5  6  6
Wind gust                                         26
Clouds                 OV OV B2 B1 B2 B2 SC SC SC SC SC SC SC SC FW FW FW FW FW
PoP 12hr                    100          60          10           0           0
QPF 12hr                   0.42        0.14        0.01           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              D  D  L  C  S  S
Tstms                   C  C  C  S  S


Date               Sat 06/01/24  Sun 06/02/24  Mon 06/03/24  Tue 06/04/24
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            40    75      46    71      46    73      46    69
Temp          49   42 66 69 54   47 62 68 54   47 66 66 55   48 60 66
Dewpt         33   32 39 42 43   42 43 41 42   40 44 45 46   43 40 38
PWind dir          SE    SW      SW     W       S    SW      SW     W
Wind char          LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    FW   SC SC B1 B2   B2 B2 B1 B1   B2 B2 B2 B2   B2 B1 B1
PoP 12hr            0    10      30    40      10    30      40    20
Rain shwrs                   C    S  S  C             C  C    S  S  S
Tstms                        S          S             C  S

$$
MTZ330-292200-
West Yellowstone-Gallatin MT
44.69N 111.11W Elev. 6644 ft
918 AM MDT Wed May 29 2024

Date             Wed 05/29/24            Thu 05/30/24            Fri 05/31/24
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                      59          30          53          28          61
Temp                   56 58 53 43 38 33 30 39 47 51 52 44 37 33 29 43 55 60 60
Dewpt                  44 45 40 35 34 30 27 25 20 20 19 25 26 25 23 26 25 26 27
RH                     64 62 61 73 85 89 88 57 34 29 27 47 64 72 78 51 31 27 28
Wind dir               SW SW SW NW  W  W SW  W  W  W  W SW SW  S  S SW SW SW SW
Wind spd               13 13 12  6  4  3  3  8 10 11 10  3  2  1  1  2  5  6  6
Wind gust                 24
Clouds                 B2 OV B2 B2 B1 B1 FW FW SC SC SC SC SC SC FW FW FW FW FW
PoP 12hr                     90          70           5           0           0
QPF 12hr                   0.14        0.19           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              L  D  L  C
Tstms                   C  C  C  S


Date               Sat 06/01/24  Sun 06/02/24  Mon 06/03/24  Tue 06/04/24
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            33    68      39    65      39    63      40    62
Temp          41   34 62 64 47   41 59 61 46   40 59 59 46   41 56 59
Dewpt         30   28 30 31 38   36 37 34 35   34 37 39 41   39 39 35
PWind dir           S     S      SW    SW      SW    SW      SW    SW
Wind char          LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    SC   SC SC B1 B2   B2 B2 B1 B2   B1 B1 B2 B2   B2 B1 B1
PoP 12hr            0    10      30    40      10    40      50    30
Rain shwrs                   C    S  S  C          S  C  C    C  S  C
Tstms                                   S             S  S

$$
MTZ328-292200-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
918 AM MDT Wed May 29 2024

Date             Wed 05/29/24            Thu 05/30/24            Fri 05/31/24
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                      61          33          59          33          69
Temp                   58 60 57 48 43 38 34 41 50 56 57 49 41 37 34 46 58 66 68
Dewpt                  44 40 33 30 29 28 27 24 22 19 19 23 23 23 23 27 26 26 25
RH                     59 47 40 49 57 67 75 50 33 23 22 36 48 56 64 47 29 22 20
Wind dir                W  W NW NW NW SW SW  W  W  W  W NW  W SW SW SW SW  W  W
Wind spd               13 16 17 16 13 11 10 12 16 17 17  9  5  5  4  4  5  9  9
Clouds                 B2 B2 B1 B1 B2 SC SC FW SC SC SC FW FW FW FW FW FW FW SC
PoP 12hr                     90          20           0           0           0
QPF 12hr                   0.06        0.01           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              L  C  S     S
Tstms                   C  S  S


Date               Sat 06/01/24  Sun 06/02/24  Mon 06/03/24  Tue 06/04/24
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    74      46    71      49    70      46    69
Temp          48   41 66 68 52   47 63 69 54   49 66 65 53   47 62 66
Dewpt         31   29 34 35 41   40 37 34 38   38 40 41 42   40 36 32
PWind dir           S    SW      NW     W      SW    SW      SW    SW
Wind char          LT    LT      LT    GN      GN    GN      GN    GN
Avg clouds    SC   SC SC B2 B2   B2 B1 B1 B1   B2 B2 B2 B2   B2 B1 SC
PoP 12hr            0    10      20    20      10    30      30    20
Rain shwrs                   S    S  S  S          S  C  C    S  S  S
Tstms                                   S             S  S

$$
MTZ305-292200-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
918 AM MDT Wed May 29 2024

Date             Wed 05/29/24            Thu 05/30/24            Fri 05/31/24
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                      69          41          62          41          69
Temp                   67 68 66 58 50 45 42 48 55 58 59 54 48 45 42 53 62 65 66
Dewpt                  46 39 34 30 31 30 32 36 34 34 33 35 34 32 31 34 33 30 29
RH                     47 34 30 34 48 55 67 63 45 40 37 48 58 60 65 48 33 27 25
Wind dir                W  W  W  W  W SW  W  W  W  W  W  W  W SW SW  W  W  W  W
Wind spd               23 24 21 21 21 20 20 21 24 23 20 13 13 12 11 13 14 16 13
Wind gust                       32 32
Clouds                 B1 B2 B2 B1 SC FW B1 B1 B1 B1 B1 SC SC SC SC FW FW SC SC
PoP 12hr                     60           5          50           5          10
QPF 12hr                   0.02           0        0.11           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S                 C  C  C  C
Tstms                                           S  S


Date               Sat 06/01/24  Sun 06/02/24  Mon 06/03/24  Tue 06/04/24
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            43    76      51    76      51    76      51    73
Temp          50   44 69 73 58   52 69 72 57   53 71 72 59   53 67 68
Dewpt         34   32 36 36 42   41 42 40 43   42 44 45 45   42 39 39
PWind dir          SW    SW      SW     W       W    SW       W     W
Wind char          GN    LT      GN    GN      GN    GN      BZ    BZ
Avg clouds    SC   SC SC B1 B2   B2 B1 SC B1   B2 B1 B1 B2   B1 SC SC
PoP 12hr            0     0      20    20      10    20      20    20
Rain shwrs                        S     S             S  S    S     S

$$
MTZ314-292200-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
918 AM MDT Wed May 29 2024

Date             Wed 05/29/24            Thu 05/30/24            Fri 05/31/24
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                      61          36          56          35          63
Temp                   60 59 54 50 43 39 37 46 50 53 54 47 41 38 37 50 57 60 62
Dewpt                  46 49 44 39 32 29 27 28 27 27 27 28 27 26 26 28 28 28 29
RH                     60 69 69 66 65 67 67 49 41 36 35 47 57 62 64 42 33 29 28
Wind dir               NW NW NW  W  W  W  W  W  W  W  W  W SW SW SW  W  W  W NW
Wind spd               18 18 14 13 13 14 16 24 24 21 18 10  6  6  6  9 11 11 10
Clouds                 B1 OV OV B2 SC SC SC SC SC SC SC FW FW FW FW FW SC SC FW
PoP 12hr                    100          40          20           5           5
QPF 12hr                   0.34        0.03        0.03           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              C  D  C                 S  S
Tstms                   C  S  C                 S  S


Date               Sat 06/01/24  Sun 06/02/24  Mon 06/03/24  Tue 06/04/24
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            40    72      46    68      47    72      47    67
Temp          46   42 67 68 52   48 63 65 51   49 68 67 55   50 62 64
Dewpt         30   28 35 39 43   42 39 39 40   39 43 44 45   41 37 35
PWind dir          SW    SW       W     W      SW    SW       W     W
Wind char          LT    LT      LT    GN      LT    GN      GN    GN
Avg clouds    FW   SC SC B1 B2   B2 B1 B1 SC   B1 B1 B2 B2   B1 B1 B1
PoP 12hr            0     5      40    40      10    30      40    30
Rain shwrs                   C    C  C  C             C  C    C  S  C
Tstms                        S                        S  S

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