Point Forecast Matrices
Issued by NWS Glasgow, MT

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Point Forecast Matrices
National Weather Service Glasgow MT
215 AM MDT Mon Aug 18 2025

MTZ017-182200-
Glasgow-Valley MT
48.22N 106.61W Elev. 2293 ft
215 AM MDT Mon Aug 18 2025

Date             Mon 08/18/25            Tue 08/19/25            Wed 08/20/25
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                      90          64         102          67          98
Temp          63 61 70 82 88 90 78 72 67 65 74 91100100 84 77 71 68 76 90 97 95
Dewpt         53 54 55 55 53 54 54 55 56 56 58 58 55 54 55 55 54 53 55 57 55 54
RH            70 78 59 40 30 30 43 55 68 73 57 33 23 22 37 47 55 59 48 33 25 25
Wind dir      NW SW SW  S  S  S SE  E  E  E SE SE SE  S  E SE  E  E  E  W NW  N
Wind spd       4  4  3  5  5  5  6  8  8  6  8 10 10 10 10 10 10  9  9 10 11 12
Clouds        B1 SC CL CL FW FW FW FW FW FW CL CL CL FW FW FW FW FW FW FW FW FW
PoP 12hr                      5           5           0           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat                                            Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


Date               Thu 08/21/25  Fri 08/22/25  Sat 08/23/25  Sun 08/24/25
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            63    82      53    79      50    77      51    81
Temp          74   64 74 80 62   54 72 77 59   51 70 76 59   52 72 79
Dewpt         56   55 55 53 51   45 44 42 45   43 45 44 46   43 48 48
PWind dir           N    NW       N     N      NE     E       E    SE
Wind char          GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC   B1 B1 FW FW   FW FW CL FW   FW FW CL FW   FW FW FW
PoP 12hr           20    20       5     5       5     0       0     0
Rain shwrs          S  S  S
Tstms               S  S  S

$$
MTZ020-182200-
Wolf Point-Western Roosevelt MT
48.10N 105.58W Elev. 1985 ft
215 AM MDT Mon Aug 18 2025

Date             Mon 08/18/25            Tue 08/19/25            Wed 08/20/25
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                      92          63         103          68         101
Temp          65 62 70 84 90 90 78 70 65 63 74 93100100 84 78 72 68 77 94100 98
Dewpt         55 55 56 55 56 56 57 59 58 59 60 60 56 56 59 58 57 56 58 59 54 55
RH            70 78 61 37 32 32 48 68 78 87 62 33 23 23 43 50 59 65 52 31 22 24
Wind dir       W  W  W  S SW SW  E  E  E  E  E SE SE SE SE SE SE SE  E  S  W NW
Wind spd       2  3  2  4  5  6  5  5  4  4  5  9 10 10 10 10  8  6  8 10 10 11
Clouds        B2 B1 FW CL FW FW FW FW FW FW FW CL CL FW FW FW FW FW FW FW FW FW
PoP 12hr                      5           5           0           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     C
Heat                                            Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


Date               Thu 08/21/25  Fri 08/22/25  Sat 08/23/25  Sun 08/24/25
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            64    83      53    80      50    77      50    81
Temp          75   65 75 81 61   54 74 78 58   50 70 76 57   51 73 79
Dewpt         61   57 57 55 52   46 45 42 46   45 45 45 46   44 48 48
PWind dir           N    NW       N    NW       N    NE       E     E
Wind char          GN    GN      LT    GN      LT    LT      GN    GN
Avg clouds    FW   B2 B2 SC FW   FW FW CL FW   FW FW CL FW   FW FW FW
PoP 12hr           20    20      10     5       5     0       0     0
Rain shwrs          S  S  S
Tstms               S  S  S

$$
MTZ022-182200-
Jordan-Garfield MT
47.33N 106.95W Elev. 2661 ft
215 AM MDT Mon Aug 18 2025

Date             Mon 08/18/25            Tue 08/19/25            Wed 08/20/25
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                      90          64         102          67          97
Temp          62 60 70 82 89 90 78 72 67 64 76 93100100 84 78 71 67 77 92 97 95
Dewpt         58 56 57 57 54 54 56 55 54 54 56 54 48 46 48 52 52 50 52 53 53 52
RH            87 87 63 43 30 30 47 55 63 70 50 27 17 16 29 40 51 54 42 27 23 23
Wind dir       W  W SW  S  S  S  E  E SE SE SE  S  S  S SE SE SE  S SW  W NW  N
Wind spd       2  2  2  4  5  5  5  5  3  3  4  8  8  6  6  9  8  5  8 10 10 11
Clouds        SC SC FW CL FW FW FW FW FW FW CL CL CL CL FW FW FW FW 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
Heat                                            Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


Date               Thu 08/21/25  Fri 08/22/25  Sat 08/23/25  Sun 08/24/25
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            64    82      56    79      52    79      53    83
Temp          75   65 75 80 63   56 72 78 61   53 72 78 62   54 75 82
Dewpt         57   56 57 56 54   50 46 44 45   45 47 46 47   46 50 49
PWind dir           N     N       N     N      NE     E       E    SE
Wind char          GN    GN      LT    LT      LT    LT      GN    GN
Avg clouds    SC   B1 B1 SC FW   FW SC FW FW   FW FW FW FW   FW FW FW
PoP 12hr           30    20      20     5       5     0       0     0
Rain shwrs          C  S  S  S
Tstms               S  S  S

$$
MTZ024-182200-
Sidney-Richland MT
47.70N 104.20W Elev. 1985 ft
215 AM MDT Mon Aug 18 2025

Date             Mon 08/18/25            Tue 08/19/25            Wed 08/20/25
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          63          98          69         102
Temp          65 63 71 82 88 87 76 70 65 63 74 90 97 95 83 78 73 69 78 95101 98
Dewpt         61 59 61 62 64 63 63 63 61 61 65 67 65 64 64 62 61 60 64 65 61 62
RH            87 87 71 51 45 45 64 78 87 93 74 47 35 36 53 58 66 73 62 37 27 31
Wind dir       W  W  W SW SW NE NE NE NE SE SE SE SE SE SE  S  S  S  S  S  S SW
Wind spd       2  2  2  4  5  5  3  3  2  2  4  8 10 10 10  9  9  8 10 12 13 11
Clouds        B2 B1 SC FW CL FW FW FW FW FW FW CL CL CL FW FW FW FW FW FW CL FW
PoP 12hr                     10           5           0           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     C
Tstms          S
Heat                                            Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


Date               Thu 08/21/25  Fri 08/22/25  Sat 08/23/25  Sun 08/24/25
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            66    82      55    77      50    75      49    78
Temp          74   67 78 77 61   55 73 75 58   50 68 74 56   50 71 76
Dewpt         62   60 62 58 54   51 49 47 47   45 49 48 46   45 51 52
PWind dir          NW     N      NW    NW       N     N       E    SE
Wind char          LT    GN      LT    LT      LT    LT      LT    GN
Avg clouds    FW   B1 SC SC FW   FW FW FW FW   FW FW FW FW   FW FW FW
PoP 12hr           20    10      10     5       5     0       0     0
Rain shwrs          S
Tstms               S

$$
MTZ025-182200-
Glendive-Dawson MT
47.13N 104.80W Elev. 2457 ft
215 AM MDT Mon Aug 18 2025

Date             Mon 08/18/25            Tue 08/19/25            Wed 08/20/25
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                      90          63         100          70         103
Temp          67 64 71 83 89 89 78 72 66 63 74 92 99 98 85 78 74 70 80 97103100
Dewpt         59 59 60 62 61 60 61 61 60 60 62 62 57 57 60 59 57 58 60 60 54 53
RH            75 84 68 49 39 38 56 68 81 90 66 37 25 26 43 52 55 66 51 30 20 21
Wind dir      NW  W SW SW  W NW NE NE NE  E SE SE SE SE SE  S  S  S  S  S SW  W
Wind spd       2  2  3  5  5  5  5  5  3  2  4  8 10 10 10 10 10  8 11 13 13 11
Clouds        B1 SC FW CL CL CL FW FW FW FW FW CL CL FW FW FW FW FW FW CL CL FW
PoP 12hr                     10           5           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     C
Tstms          S
Heat                                            Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


Date               Thu 08/21/25  Fri 08/22/25  Sat 08/23/25  Sun 08/24/25
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            66    84      56    79      52    76      51    80
Temp          75   67 81 79 63   56 74 78 60   52 69 75 59   52 73 78
Dewpt         60   59 59 57 54   52 50 45 46   45 47 45 46   44 51 51
PWind dir          NW     N       N    NW       N    NE       E     E
Wind char          GN    GN      LT    LT      LT    LT      GN    GN
Avg clouds    FW   SC SC FW FW   FW FW FW FW   FW FW FW FW   FW FW FW
PoP 12hr           10    10      20     5      10     5       0     0
Rain shwrs                        S

$$