Point Forecast Matrices
Issued by NWS Glasgow, MT

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489
FOUS55 KGGW 192012
PFMGGW

Point Forecast Matrices
National Weather Service Glasgow MT
212 PM MDT Tue Aug 19 2025

MTZ017-201000-
Glasgow-Valley MT
48.22N 106.61W Elev. 2293 ft
212 PM MDT Tue Aug 19 2025

Date           08/19/25      Wed 08/20/25            Thu 08/21/25            Fri
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                      66          98          62          81          51
Temp         100101 84 76 70 66 75 90 96 95 82 74 68 63 67 76 81 79 67 60 54 51
Dewpt         55 51 54 54 54 53 53 55 53 53 54 55 54 53 52 49 43 41 41 41 40 39
RH            23 19 36 46 57 63 46 31 24 24 38 51 61 70 59 39 26 26 39 49 59 63
Wind dir      SE  S SE  E  E  E  E NE NW NW NW NW NW NW NW NW NW NW  N  N NW NW
Wind spd      13 11  9 10 10  9  9  9 11 13 10 10 14 17 17 17 16 14 11  8  9 10
Clouds        CL CL FW FW FW FW CL FW FW SC SC B2 B1 SC FW CL CL FW FW FW FW FW
PoP 12hr                      0           0          30           5           0
QPF 12hr                      0           0        0.01           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                S  S  C  C
Tstms                                        S  S  S
Heat           Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


Date           08/22/25  Sat 08/23/25  Sun 08/24/25  Mon 08/25/25  Tue 08/26/25
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    76      48    76      50    80      52    82
Temp          71 75 56   48 69 74 57   50 69 74 58   51 72 78 60   53 75 81
Dewpt         43 42 42   42 43 39 40   41 42 39 40   41 42 39 43   44 46 43
PWind dir        NW       N    NE      NE     E       E    SE       E    SE
Wind char        GN      GN    LT      GN    GN      GN    GN      GN    LT
Avg clouds    FW CL CL   CL FW CL FW   CL FW CL FW   FW FW FW FW   FW FW FW
PoP 12hr          0       0     0       0     0       0     0       0     0

$$
MTZ020-201000-
Wolf Point-Western Roosevelt MT
48.10N 105.58W Elev. 1985 ft
212 PM MDT Tue Aug 19 2025

Date           08/19/25      Wed 08/20/25            Thu 08/21/25            Fri
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                      67         100          66          84          52
Temp         100101 84 78 71 67 76 93 99 98 84 77 71 66 69 79 83 81 68 61 55 52
Dewpt         55 54 57 58 56 55 56 56 54 53 56 58 56 56 56 51 43 41 41 42 41 40
RH            23 21 40 50 59 65 50 29 22 22 38 52 59 70 63 38 24 24 37 49 59 63
Wind dir      SE SE SE SE  E  E  E SE  W NW NW NW NW NW  N NW NW NW  N  N NW NW
Wind spd      13 12 10 10  9  5  6  9 10 11  9  8 11 12 13 16 14 13  9  5  5  6
Clouds        CL FW FW FW FW FW FW CL FW SC SC B2 B2 B1 SC FW FW FW FW FW FW FW
PoP 12hr                      0           0          20           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      S  S
Tstms                                           S  S
Heat           Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


Date           08/22/25  Sat 08/23/25  Sun 08/24/25  Mon 08/25/25  Tue 08/26/25
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          79      48    77      48    76      49    80      51    83
Temp          73 77 57   49 70 74 56   48 69 74 56   50 73 78 59   52 76 81
Dewpt         43 41 43   44 43 38 42   43 42 39 41   42 42 39 43   44 46 43
PWind dir        NW       N     N      NE     E       E     E       E    SE
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW CL FW   FW FW CL FW   FW FW CL FW   FW FW FW FW   FW FW FW
PoP 12hr          0       0     0       0     0       0     0       0     0

$$
MTZ022-201000-
Jordan-Garfield MT
47.33N 106.95W Elev. 2661 ft
212 PM MDT Tue Aug 19 2025

Date           08/19/25      Wed 08/20/25            Thu 08/21/25            Fri
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                      65          95          63          81          52
Temp          98100 83 75 69 65 75 88 93 94 81 74 68 64 67 75 80 79 68 61 55 53
Dewpt         50 48 51 51 52 49 52 54 53 55 55 57 55 54 54 52 46 45 45 44 42 41
RH            20 17 33 43 55 56 45 31 26 27 41 55 63 70 63 45 30 30 43 53 61 64
Wind dir       S SW  E SE SE SE  W NW NW NW NW NW NW NW NW  N  N  N  N  N  N  N
Wind spd      10  8  5  8  6  5  6 10 11 11  8  8 10 12 14 14 13 12  8  4  4  4
Clouds        CL FW FW FW FW FW CL FW FW FW SC OV B1 SC FW FW FW FW FW FW FW SC
PoP 12hr                      0           0          30          10           5
QPF 12hr                      0           0        0.04           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                S  S  C  C
Tstms                                           S  S
Heat           Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


Date           08/22/25  Sat 08/23/25  Sun 08/24/25  Mon 08/25/25  Tue 08/26/25
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      49    76      49    77      50    80      53    82
Temp          71 76 59   51 70 75 58   50 71 76 59   51 73 78 61   53 76 81
Dewpt         42 42 44   44 43 41 42   42 43 41 41   42 44 41 44   45 47 43
PWind dir         N      NE    NE       E     E       E     E       E    SE
Wind char        GN      LT    LT      LT    LT      GN    LT      LT    LT
Avg clouds    SC FW CL   FW FW CL FW   FW FW FW FW   FW FW FW FW   FW FW FW
PoP 12hr          0       0     0       0     0       0     0       5     0

$$
MTZ024-201000-
Sidney-Richland MT
47.70N 104.20W Elev. 1985 ft
212 PM MDT Tue Aug 19 2025

Date           08/19/25      Wed 08/20/25            Thu 08/21/25            Fri
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                      70         103          67          83          53
Temp          96 95 82 76 73 70 79 95101 98 83 77 72 68 71 79 83 81 67 61 55 53
Dewpt         62 63 63 62 61 60 61 61 57 58 58 60 59 60 60 59 52 50 46 45 43 42
RH            33 35 53 62 66 71 54 33 24 27 43 56 64 76 68 50 34 34 47 56 64 66
Wind dir      SE SE SE  S  S  S  S  S  S SW  S  W NW  N NW  N NW  N  N NW NW NW
Wind spd      11 12 10 10 10  9 11 13 14 11  8  5  9 10 13 14 14 13  8  3  3  4
Clouds        CL CL FW FW FW FW CL CL CL FW SC B2 B1 B1 SC SC FW CL FW FW FW FW
PoP 12hr                      5           5          30          10           5
QPF 12hr                      0           0        0.03        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      C  C
Heat           Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


Date           08/22/25  Sat 08/23/25  Sun 08/24/25  Mon 08/25/25  Tue 08/26/25
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      49    73      46    73      48    77      51    80
Temp          72 75 57   50 67 71 54   48 66 71 54   49 70 76 59   52 74 78
Dewpt         45 44 45   45 46 43 44   44 45 43 42   43 45 46 45   46 49 47
PWind dir        NW      NW     N      NE    NE       E    SE       E    SE
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW CL CL   FW FW CL FW   FW FW CL FW   FW FW FW FW   SC FW FW
PoP 12hr          0       0     0       0     0       0     0       0     0

$$
MTZ025-201000-
Glendive-Dawson MT
47.13N 104.80W Elev. 2457 ft
212 PM MDT Tue Aug 19 2025

Date           08/19/25      Wed 08/20/25            Thu 08/21/25            Fri
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                      69         102          67          83          54
Temp          98 98 84 78 73 69 79 96100 99 84 77 71 67 71 79 83 81 68 62 57 54
Dewpt         58 57 60 59 57 56 57 56 52 52 57 58 57 57 59 59 52 49 46 44 43 43
RH            27 26 44 52 57 63 47 26 20 21 40 52 61 70 66 50 34 33 45 52 59 66
Wind dir      SE SE SE  S  S  S  S  S SW  W  W NW NW  N NW  N  N  N  N  N  N NW
Wind spd      11 12 12 11 11  9 12 16 14 11  8  6 11 12 13 14 14 13  9  5  4  5
Clouds        CL CL FW FW FW CL CL CL FW FW B1 B1 SC SC SC FW FW FW FW FW FW FW
PoP 12hr                      5           0          20          10           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      S  S
Heat           Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


Date           08/22/25  Sat 08/23/25  Sun 08/24/25  Mon 08/25/25  Tue 08/26/25
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          78      49    75      48    74      49    78      52    81
Temp          73 76 57   49 68 73 55   48 68 73 56   49 71 76 59   52 74 78
Dewpt         44 43 43   43 45 42 42   42 44 41 41   41 45 43 45   44 48 45
PWind dir        NW       N     N      NE     E       E     E       E    SE
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW   FW CL CL FW   FW CL CL FW   FW FW FW FW   FW FW FW
PoP 12hr          5       0     0       0     0       0     0       0     5

$$