Point Forecast Matrices
Issued by NWS Glasgow, MT

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Point Forecast Matrices
National Weather Service Glasgow MT
330 PM MDT Wed Sep 16 2026

MTZ017-171000-
Glasgow-Valley MT
48.22N 106.61W Elev. 2293 ft
330 PM MDT Wed Sep 16 2026

Date           09/16/26      Thu 09/17/26            Fri 09/18/26            Sat
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          74          55          78          54
Temp             66 55 49 46 44 49 61 70 73 64 61 59 56 60 70 75 76 65 61 57 55
Dewpt            44 44 44 43 43 46 49 51 53 51 53 55 56 58 60 59 60 57 57 55 54
RH               45 66 83 89 96 89 65 51 49 63 75 87100 93 71 58 58 75 87 93 96
Wind dir         NE  E  E  E  E SE SE  E  E  E  E  E  E SE  S NW  N NE NE NE NE
Wind spd          8  6  8  9 10 11 17 18 17 16 12 10  9  6  5  5  9 12 11 10 11
Wind gust                                28 27
Clouds           CL FW FW FW FW FW SC FW B1 B1 B1 B1 B1 B1 B1 SC B1 B1 B2 OV OV
PoP 12hr                      0           0           5          20          60
QPF 12hr                      0           0           0           0        0.24
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  S  S  C  C  L  L  L
Tstms                                                             S     S     S


Date           09/19/26  Sun 09/20/26  Mon 09/21/26  Tue 09/22/26  Wed 09/23/26
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      52    71      51    74      51    75      49    75
Temp          61 65 57   54 64 69 56   52 67 72 57   52 68 72 56   50 67 72
Dewpt         57 55 54   54 57 54 53   52 55 51 49   48 50 48 46   45 49 47
PWind dir        NE       E     E       E    SE      SE    NW       E     S
Wind char        GN      GN    GN      LT    GN      GN    GN      LT    GN
Avg clouds    OV B2 B2   OV OV B2 SC   SC SC SC FW   FW SC SC FW   FW SC FW
PoP 12hr         70      70    30      10     0       0     0       0     0
Rain shwrs     L  L  L    L  C  S
Tstms          S  C

$$
MTZ020-171000-
Wolf Point-Western Roosevelt MT
48.10N 105.58W Elev. 1985 ft
330 PM MDT Wed Sep 16 2026

Date           09/16/26      Thu 09/17/26            Fri 09/18/26            Sat
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                      40          75          54          81          53
Temp             67 54 47 43 41 48 62 72 74 64 61 58 57 61 73 79 76 65 60 57 55
Dewpt            46 47 46 43 41 44 49 52 54 53 56 56 57 58 62 62 61 60 59 57 55
RH               47 77 96100100 86 62 49 50 67 84 93100 90 68 56 60 84 96100100
Wind dir         NE NE  E NE  E  E  E  E  E  E  E  E  E SE  S  S NE  E NE NE NE
Wind spd          9  5  4  4  4  8 14 16 16 12  9  6  5  5  5  5  8 10  8  9 10
Wind gust                                26
Clouds           CL FW FW CL SC SC SC FW B1 B2 B1 B1 B2 B1 B1 B1 B2 B2 OV OV OV
PoP 12hr                      0           0          20          40          80
QPF 12hr                      0           0        0.01        0.01        0.28
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      S  S  S  S  C  C  L  L  D  D  L
Tstms                                                             C  S        C


Date           09/19/26  Sun 09/20/26  Mon 09/21/26  Tue 09/22/26  Wed 09/23/26
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          70      50    73      49    77      49    78      47    78
Temp          61 67 56   53 64 70 55   51 68 74 56   50 69 74 55   48 70 74
Dewpt         58 56 56   53 57 55 54   51 55 52 51   49 51 48 48   46 49 48
PWind dir        NE       E     E       E    SE      SE    NW       E     S
Wind char        GN      GN    GN      LT    LT      LT    GN      LT    LT
Avg clouds    OV B2 B2   OV OV B2 SC   SC SC SC FW   FW SC SC FW   FW FW FW
PoP 12hr         70      70    40      10     5       0     0       0     0
Rain shwrs     L  L  L    L  C  C
Tstms          C  C

$$
MTZ022-171000-
Jordan-Garfield MT
47.33N 106.95W Elev. 2661 ft
330 PM MDT Wed Sep 16 2026

Date           09/16/26      Thu 09/17/26            Fri 09/18/26            Sat
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          78          55          78          54
Temp             67 55 49 46 44 50 66 75 78 66 61 59 56 61 72 76 77 65 60 57 55
Dewpt            44 46 46 45 44 46 50 53 55 55 57 57 56 57 57 57 59 58 59 57 55
RH               43 72 89 96100 86 56 46 45 68 87 93100 87 59 52 54 78 96100100
Wind dir          N NE  E  E  E SE SE SE  E SE SE  S SE  S SW  N  N  N NE  N  N
Wind spd          9  3  4  4  4  6 13 14 12 10  6  3  2  3  5  6  9  8  5  5  6
Wind gust                                      17
Clouds           CL FW FW FW SC SC FW SC B2 B2 B1 B1 B1 SC SC SC B2 B2 OV OV OV
PoP 12hr                      0           0           0          10          80
QPF 12hr                      0           0           0           0        0.49
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        L  L  D  D  D
Tstms                                                             C  C  S  S  S


Date           09/19/26  Sun 09/20/26  Mon 09/21/26  Tue 09/22/26  Wed 09/23/26
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      51    71      50    75      50    76      48    77
Temp          61 66 56   52 64 70 55   51 68 73 56   51 69 74 55   49 69 74
Dewpt         57 57 56   52 55 54 54   51 52 48 49   46 47 46 46   44 46 44
PWind dir        NE       E     N       E     S       S    NW       S    SW
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    OV B2 B2   B2 B2 B1 SC   SC SC FW FW   FW SC SC FW   FW FW FW
PoP 12hr         90      70    50      10     0       0     0       0     0
Rain shwrs     D  D  L    C  C  C
Tstms          S  C  S

$$
MTZ024-171000-
Sidney-Richland MT
47.70N 104.20W Elev. 1985 ft
330 PM MDT Wed Sep 16 2026

Date           09/16/26      Thu 09/17/26            Fri 09/18/26            Sat
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                      42          75          56          80          54
Temp             67 53 48 44 42 50 65 72 73 64 62 58 56 62 74 79 75 64 61 57 55
Dewpt            52 48 48 44 42 46 52 55 58 55 57 57 56 59 64 64 63 60 60 57 55
RH               59 83100100100 86 63 55 59 73 84 96100 90 71 60 66 87 97100100
Wind dir          N NE  N NE NE  E SE SE SE SE SE SE SE SE  S SE SE  E  E  E  E
Wind spd         13  9  4  3  2  5 13 16 16 13 10  8  6  8  9  6  9  9  5  4  4
Wind gust                             26 27 25
Clouds           CL FW FW FW SC B1 SC B1 B2 B2 B2 B2 OV B2 B1 B1 B2 B2 B2 B2 OV
PoP 12hr                      0           0          40          40          80
QPF 12hr                      0           0        0.03        0.05        0.18
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      S  S  C  C  C  C  D  D  L  L  D
Tstms                                           S  S              S  S        S


Date           09/19/26  Sun 09/20/26  Mon 09/21/26  Tue 09/22/26  Wed 09/23/26
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          71      52    72      50    76      51    76      49    78
Temp          64 67 57   54 66 69 56   52 70 73 57   52 70 72 56   50 71 74
Dewpt         60 59 56   54 59 58 55   52 57 55 52   50 53 52 49   47 51 51
PWind dir         E       E    SE      SE    SE      SE    SW      SE    SW
Wind char        GN      GN    GN      LT    LT      GN    GN      LT    LT
Avg clouds    OV B2 B2   OV OV B2 B1   B1 B1 SC FW   FW SC SC SC   FW FW FW
PoP 12hr         80      70    50      10     5       0     0       5     0
Rain shwrs     D  L  L    L  C  C
Tstms          S  S

$$
MTZ025-171000-
Glendive-Dawson MT
47.13N 104.80W Elev. 2457 ft
330 PM MDT Wed Sep 16 2026

Date           09/16/26      Thu 09/17/26            Fri 09/18/26            Sat
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          78          58          81          55
Temp             69 56 49 46 45 50 67 75 77 67 64 61 59 63 75 80 78 66 62 58 56
Dewpt            51 48 48 46 45 48 55 57 60 58 59 59 59 60 65 63 63 61 59 58 56
RH               53 74 96100100 93 65 54 56 73 84 93100 90 71 56 60 84 90100100
Wind dir          N  N NE NE NE  E  E SE SE SE SE SE SE SE  S SE  E  E  E  E NE
Wind spd         12 10  8  5  4  6 13 16 16 11  9  8  5  8  9  6  8 10  6  4  5
Wind gust                                   21
Clouds           CL FW FW FW SC SC SC B1 OV B2 B1 B1 B1 B1 SC SC B2 B2 B2 B2 OV
PoP 12hr                      0           0          20          20          80
QPF 12hr                      0           0           0           0        0.25
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      S           S  S  L  L  D  D  D
Tstms                                                             S  S        S


Date           09/19/26  Sun 09/20/26  Mon 09/21/26  Tue 09/22/26  Wed 09/23/26
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          71      53    70      51    76      50    77      49    78
Temp          65 67 57   54 65 68 55   52 69 73 57   51 71 74 55   50 71 75
Dewpt         61 59 56   54 60 58 55   52 57 54 51   49 52 51 48   46 50 51
PWind dir         E       E    SE      SE    SE      SE     W       S    SW
Wind char        GN      GN    GN      LT    LT      LT    GN      LT    LT
Avg clouds    OV OV B2   B2 OV B2 B1   B1 B1 SC FW   FW SC FW FW   FW FW FW
PoP 12hr         90      80    60      30    10       5     0       5     0
Rain shwrs     D  D  D    L  L  L  C
Tstms          S  S             S

$$