Point Forecast Matrices
Issued by NWS Billings, MT

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FOUS55 KBYZ 171731
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Point Forecast Matrices
National Weather Service Billings MT
1031 AM MST Mon Nov 17 2025

MTZ235-172300-
Billings-Yellowstone MT
45.81N 108.53W Elev. 3648 ft
1031 AM MST Mon Nov 17 2025

Date                Mon 11/17/25            Tue 11/18/25            Wed 11/19/25
MST 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
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                      60          41          57          36          52
Temp                   52 60 51 46 44 42 43 43 52 57 52 46 43 41 39 38 48 52 47
Dewpt                  41 42 40 38 37 36 36 37 42 41 41 39 37 34 31 33 36 34 34
RH                     66 51 66 73 76 79 76 79 69 55 66 76 79 76 73 82 63 50 60
Wind dir                W  N NE NW SW  W  W SW SW  S SE  S SW SW  W  W  W NW  N
Wind spd                5  5  4  3  5  6  8  5  4  4  5  4  5  5  8  6  6  5  5
Clouds                 B1 SC B1 B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
PoP 12hr                      5          10          20           5          30
QPF 12hr                      0           0           0           0        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                S  S                    S  S  C  C


Date               Thu 11/20/25  Fri 11/21/25  Sat 11/22/25  Sun 11/23/25
MST 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            30    51      31    54      34    53      33    48
Temp          36   32 43 45 35   33 47 48 40   36 48 48 39   37 45 44
Dewpt         30   27 34 34 27   26 30 29 26   24 29 29 26   25 29 29
PWind dir           N    SW      SW    SW      SW     W      SW     W
Wind char          LT    LT      LT    GN      GN    GN      GN    GN
Avg clouds    B1   SC SC FW FW   FW SC FW SC   SC B1 SC B1   B1 B1 B1
PoP 12hr           10     0       0     0       5     5      10    20
Rain shwrs                                                       S  S
Snowshwrs                                                        S  S

$$
MTZ065-172300-
Livingston-Park MT
45.70N 110.47W Elev. 4656 ft
1031 AM MST Mon Nov 17 2025

Date                Mon 11/17/25            Tue 11/18/25            Wed 11/19/25
MST 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
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                      58          36          56          33          50
Temp                   52 58 52 45 42 41 39 38 51 55 51 44 40 39 37 37 46 50 45
Dewpt                  37 38 36 34 34 33 33 33 35 32 33 30 30 30 29 29 31 29 30
RH                     56 47 54 65 73 73 79 82 54 41 50 57 67 70 72 72 55 44 55
Wind dir                W  W  W  W  W  W  W  W SW SW SW SW SW SW SW SW  W  W  W
Wind spd                9 10  8  9  9  9  8  8  6  6  5  5  8  8  8  8  8  9  5
Clouds                 B2 B1 B1 B2 OV B1 SC SC SC B1 B1 B1 SC SC B1 B1 B1 SC SC
PoP 12hr                      5          30           5          10          30
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                             C
Rain shwrs                                                        C  C  S  S


Date               Thu 11/20/25  Fri 11/21/25  Sat 11/22/25  Sun 11/23/25
MST 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            29    53      30    53      32    51      32    48
Temp          35   31 46 47 36   32 47 47 38   35 45 45 38   36 44 43
Dewpt         27   26 30 27 24   23 26 25 24   24 27 25 25   25 26 25
PWind dir          SW    SW      SW    SW      SW    SW      SW    SW
Wind char          LT    LT      GN    GN      BZ    BZ      BZ    BZ
Avg clouds    SC   SC FW FW FW   FW FW FW SC   B1 B1 B1 B1   B1 B1 B1
PoP 12hr            5     0       5     5      10    10      20    30
Rain shwrs                                                    S  C  S
Snowshwrs                                                     S  C  S

$$
MTZ032-172300-
Miles City-Custer MT
46.42N 105.90W Elev. 2628 ft
1031 AM MST Mon Nov 17 2025

Date                Mon 11/17/25            Tue 11/18/25            Wed 11/19/25
MST 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
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                      50          31          53          35          52
Temp                   45 50 46 38 35 32 34 34 47 53 48 43 40 39 37 38 47 51 46
Dewpt                  38 39 38 34 33 31 33 34 40 41 42 40 39 39 36 38 40 37 35
RH                     76 66 73 85 92 96 96100 76 64 80 89 96100 96100 76 59 65
Wind dir                E NE NE NE NW SW SW SW  W  W SE SE  E  E SE  W  W NW NW
Wind spd                5  5  5  3  2  2  2  2  3  3  2  2  2  2  3  4  8  9  8
Clouds                 B1 B1 B1 SC B1 B1 SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B1 SC B2
PoP 12hr                      5           5           5          10          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date               Thu 11/20/25  Fri 11/21/25  Sat 11/22/25  Sun 11/23/25
MST 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            26    49      28    53      32    53      31    48
Temp          35   28 41 43 33   29 45 46 37   34 47 46 37   33 44 42
Dewpt         32   28 34 32 29   28 34 32 29   27 31 31 28   27 32 29
PWind dir          NW     S      SE    SW      SW     W       W     W
Wind char          LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    B1   SC SC FW FW   FW SC FW SC   SC B1 SC SC   B1 B1 SC
PoP 12hr           10     0       0     0       5     5      10     5

$$
MTZ033-172300-
Baker-Fallon MT
46.38N 104.24W Elev. 2969 ft
1031 AM MST Mon Nov 17 2025

Date                Mon 11/17/25            Tue 11/18/25            Wed 11/19/25
MST 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
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                      47          27          53          34          52
Temp                   43 47 40 33 31 30 32 33 49 52 47 40 38 37 36 38 49 51 45
Dewpt                  32 34 33 30 28 28 31 33 38 38 40 38 37 37 36 38 39 39 38
RH                     65 60 76 89 88 92 96100 66 59 76 92 96100100100 68 63 76
Wind dir                E  E  E SE SE  S SE  S SW  W SW SW  S SE  S SW  W  W NW
Wind spd               14 12 10  8  5  4  5  5  8  5  3  2  2  2  2  3  6 10 10
Clouds                 B1 B2 B2 B1 B1 B1 SC SC SC B1 B2 OV OV OV B2 B2 B1 B1 B1
PoP 12hr                     10          10           0          10          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date               Thu 11/20/25  Fri 11/21/25  Sat 11/22/25  Sun 11/23/25
MST 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            25    46      25    51      29    50      26    47
Temp          33   27 41 40 29   27 46 44 35   32 47 44 33   31 44 40
Dewpt         31   27 30 30 26   26 32 32 29   27 30 31 27   25 31 29
PWind dir          NW     W      SE    SW      SW     W       W     W
Wind char          GN    LT      LT    GN      GN    GN      GN    GN
Avg clouds    B1   SC SC FW FW   FW SC FW SC   SC B1 SC SC   B1 B1 SC
PoP 12hr           10     0       0     0       0     0       5     5

$$
WYZ199-172300-
Sheridan-Sheridan WY
44.80N 106.96W Elev. 4019 ft
1031 AM MST Mon Nov 17 2025

Date                Mon 11/17/25            Tue 11/18/25            Wed 11/19/25
MST 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
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                      55          34          55          30          52
Temp                   50 55 48 40 38 35 38 39 52 55 49 41 38 34 32 34 49 52 45
Dewpt                  39 41 39 37 35 33 37 38 41 41 41 39 37 33 30 31 36 34 37
RH                     66 59 71 89 89 92 96 96 66 59 74 92 96 96 92 89 61 50 73
Wind dir               NW NW  W  W  W  W  W SW  N  E  E  S SW SW SW SW  N  N NW
Wind spd                5  8  5  5  5  3  2  2  2  2  2  2  2  2  2  2  4  5  4
Clouds                 OV B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B1 SC SC SC SC SC SC B1
PoP 12hr                     30          20          20          20          20
QPF 12hr                   0.01           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                    C  S
Rain shwrs                                S  S  S  S  S  S              S  S  S


Date               Thu 11/20/25  Fri 11/21/25  Sat 11/22/25  Sun 11/23/25
MST 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            26    51      25    53      27    53      26    48
Temp          34   28 46 43 31   27 48 44 33   29 48 44 32   29 45 41
Dewpt         32   28 33 34 25   22 28 29 21   19 27 29 23   22 29 29
PWind dir           W    SE      SW    NW      SW    NW      SW    NW
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1   SC SC FW FW   FW SC FW FW   SC SC SC B1   B1 B1 B1
PoP 12hr           20     5       0     5       5    10      10    20
Rain shwrs     S                                                 S  S
Snowshwrs                                                        S  S

$$