Point Forecast Matrices
Issued by NWS Glasgow, MT

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Point Forecast Matrices
National Weather Service Glasgow MT
238 AM MDT Mon May 12 2025

MTZ017-122200-
Glasgow-Valley MT
48.22N 106.61W Elev. 2293 ft
238 AM MDT Mon May 12 2025

Date             Mon 05/12/25            Tue 05/13/25            Wed 05/14/25
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                      89          51          73          49          63
Temp          57 55 66 84 88 86 70 62 56 52 58 68 72 72 60 56 51 49 53 58 60 60
Dewpt         44 45 47 45 38 36 40 40 39 37 38 39 38 37 37 40 40 40 43 43 40 40
RH            62 69 50 26 17 17 33 44 53 56 47 34 29 28 42 55 66 71 69 57 47 47
Wind dir      SE SE  S SW  W  W  N NW NW NW NW NW NW NW NW  N  N  N  N  N  N  N
Wind spd       5  5 12 19 21 17 13 13 14 14 17 16 16 14 13 12 11 11 13 14 17 16
Wind gust                 33 27
Clouds        SC B1 SC SC B2 B1 OV B1 FW FW FW FW SC SC B2 OV OV OV B2 B2 B2 OV
PoP 12hr                     10          50           5          40          60
QPF 12hr                      0        0.04           0        0.13        0.24
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                    C  C  C  C                    C  C  C  C  L  L  C
Tstms                            S


Date               Thu 05/15/25  Fri 05/16/25  Sat 05/17/25  Sun 05/18/25
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    64      37    64      38    64      37    58
Temp          49   44 57 58 46   39 57 62 47   41 57 62 47   39 52 56
Dewpt         38   37 38 36 32   31 32 28 30   31 33 32 31   31 33 33
PWind dir           N    NW      NW    NW      NE     E       E     E
Wind char          GN    BZ      BZ    GN      GN    GN      GN    GN
Avg clouds    OV   B2 B2 B2 B1   SC SC SC SC   B1 B1 B1 B1   B1 B2 B1
PoP 12hr           40    50      10    10      20    30      30    40
Rain shwrs     C    C  C  C                     S  S  C  S    C  C  C

$$
MTZ020-122200-
Wolf Point-Western Roosevelt MT
48.10N 105.58W Elev. 1985 ft
238 AM MDT Mon May 12 2025

Date             Mon 05/12/25            Tue 05/13/25            Wed 05/14/25
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                      93          54          78          49          64
Temp          58 55 69 87 92 90 73 64 59 55 63 73 77 75 64 58 53 50 54 58 60 60
Dewpt         45 46 46 44 38 35 41 43 40 39 39 39 39 38 39 39 42 43 46 45 44 43
RH            62 72 44 22 15 14 31 46 49 55 41 29 25 26 40 49 66 77 74 62 55 53
Wind dir       E SE SW SW SW  W NW  N NW NW NW NW NW NW  N  N  N  N  N  N  N  N
Wind spd       3  3  9 16 19 14 10 10 11 11 14 14 14 13 11 11 10 10 11 13 16 16
Clouds        CL CL SC SC B2 B2 B2 SC FW FW FW FW SC B1 B1 B2 OV OV OV B2 B2 OV
PoP 12hr                     10          30           0          50          70
QPF 12hr                      0        0.03           0        0.17        0.36
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                       C                          C  C  L  L  L  L  L


Date               Thu 05/15/25  Fri 05/16/25  Sat 05/17/25  Sun 05/18/25
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    64      39    65      38    65      36    58
Temp          49   45 55 59 46   41 57 62 45   40 57 63 45   38 52 56
Dewpt         42   40 39 38 35   34 33 30 32   32 33 33 31   31 34 33
PWind dir           N    NW      NW    NW      NE     E       E     E
Wind char          GN    BZ      GN    GN      LT    GN      GN    GN
Avg clouds    OV   B2 B2 B2 B2   B1 SC SC SC   SC B1 B1 B1   B1 B2 B1
PoP 12hr           60    50      20    10      10    20      20    40
Rain shwrs     L    C  C  C  S                     S  S  S    S  C  C

$$
MTZ022-122200-
Jordan-Garfield MT
47.33N 106.95W Elev. 2661 ft
238 AM MDT Mon May 12 2025

Date             Mon 05/12/25            Tue 05/13/25            Wed 05/14/25
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                      88          49          71          46          60
Temp          56 54 69 84 87 86 70 61 54 50 57 68 71 69 60 53 48 47 51 55 57 57
Dewpt         47 46 45 41 36 37 43 41 38 36 39 40 39 39 41 42 42 42 45 44 43 41
RH            72 74 42 22 16 18 38 48 54 58 51 36 31 33 49 66 80 83 80 66 59 55
Wind dir       S SW SW SW SW  W  N NW NW NW NW NW NW NW NW NW NW NW  N  N  N  N
Wind spd       3  5 12 18 17 12 10 11 12 11 13 14 14 12 10 10  8  8 11 14 16 13
Wind gust              29 28 23    21                                        24
Clouds        B2 B2 SC SC B2 SC SC SC FW FW FW FW SC SC OV OV OV OV OV B2 B2 OV
PoP 12hr                     10          50           5          70          70
QPF 12hr                      0        0.02           0        0.26        0.40
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                    C  C  S                 C  C  L  L  L  L  L  L  C


Date               Thu 05/15/25  Fri 05/16/25  Sat 05/17/25  Sun 05/18/25
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    62      37    64      39    64      37    56
Temp          48   45 57 57 45   39 57 62 47   42 60 61 47   40 52 55
Dewpt         40   39 40 39 36   33 34 33 35   34 36 37 38   35 38 37
PWind dir          NW    NW      NW    NW      NE     E       E     E
Wind char          GN    BZ      GN    LT      LT    LT      LT    GN
Avg clouds    OV   B2 B2 B1 B1   SC SC SC SC   B1 B1 B1 B2   B2 B2 B2
PoP 12hr           50    60      20    10      30    40      40    60
Rain shwrs     C    C  C  L  S             S    C  C  C  C    C  C  L

$$
MTZ024-122200-
Sidney-Richland MT
47.70N 104.20W Elev. 1985 ft
238 AM MDT Mon May 12 2025

Date             Mon 05/12/25            Tue 05/13/25            Wed 05/14/25
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                      94          56          78          50          64
Temp          59 56 69 88 93 93 77 67 60 57 65 75 78 77 67 61 55 51 55 60 60 60
Dewpt         52 50 52 47 40 38 42 42 43 42 42 44 42 40 41 40 43 45 50 49 49 47
RH            78 80 55 24 16 15 29 40 53 57 43 33 28 26 39 46 64 80 83 67 67 62
Wind dir      SW SW  S SW SW SW  N  N  N  N NW NW NW NW  N  N  N  N  N  N  N  N
Wind spd       3  4  8 13 13 12  8  9 10 13 18 17 14 13 11 11 11 11 13 16 18 17
Wind gust                 24
Clouds        FW CL FW FW SC SC SC FW FW FW FW FW FW SC B1 B1 OV OV B2 B2 B2 B2
PoP 12hr                      5          10           0          60          80
QPF 12hr                      0           0           0        0.07        0.33
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  L  L  D  D  D  D  D


Date               Thu 05/15/25  Fri 05/16/25  Sat 05/17/25  Sun 05/18/25
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    58      40    62      36    61      34    55
Temp          49   45 52 54 46   41 54 59 43   38 56 60 43   37 50 53
Dewpt         45   43 43 40 37   35 37 33 35   33 36 34 34   33 36 36
PWind dir           N    NW      NW    NW       N     N       E     E
Wind char          BZ    BZ      BZ    GN      LT    GN      GN    GN
Avg clouds    B2   B2 B2 B2 B2   B1 B1 SC SC   SC SC SC SC   B1 B2 B2
PoP 12hr           80    70      30    10      10    20      20    40
Rain shwrs     D    L  L  L  C    S                S  S  S    S  C  C

$$
MTZ025-122200-
Glendive-Dawson MT
47.13N 104.80W Elev. 2457 ft
238 AM MDT Mon May 12 2025

Date             Mon 05/12/25            Tue 05/13/25            Wed 05/14/25
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                      93          56          77          50          62
Temp          59 56 69 88 93 91 77 67 60 57 63 73 77 75 66 61 54 50 53 58 59 58
Dewpt         52 50 51 45 38 38 40 40 40 40 40 41 40 40 40 40 44 44 48 48 46 46
RH            78 80 53 22 15 16 26 37 47 53 43 31 26 28 38 46 69 80 83 69 62 64
Wind dir       S  S  S SW SW SW  N  N  N NW NW NW NW  N  N  N  N  N  N  N  N NW
Wind spd       4  4  9 12 13 11  9 10 12 16 18 16 14 13 12 13 12 12 14 16 18 18
Clouds        CL CL CL FW SC B1 SC FW FW FW FW FW FW SC B1 B2 OV B2 B2 B2 B2 B2
PoP 12hr                      0          10           0          70          90
QPF 12hr                      0           0           0        0.12        0.30
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  L  L  D  D  D  D  D


Date               Thu 05/15/25  Fri 05/16/25  Sat 05/17/25  Sun 05/18/25
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    60      40    62      37    63      37    56
Temp          49   45 53 55 47   41 55 60 44   39 57 61 46   39 50 53
Dewpt         43   41 40 40 37   35 35 32 33   33 36 35 34   33 37 38
PWind dir          NW    NW      NW    NW       N    NE      NE     E
Wind char          BZ    BZ      BZ    GN      LT    LT      GN    GN
Avg clouds    B2   B2 B2 B2 B2   B1 SC SC SC   SC SC SC B1   B1 B1 B2
PoP 12hr           80    70      30    10      10    20      30    40
Rain shwrs     D    L  L  L  C                     S  S  S    C  C  C

$$