Point Forecast Matrices
Issued by NWS Billings, MT

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031
FOUS55 KBYZ 121725
PFMBYZ

Point Forecast Matrices
National Weather Service Billings MT
1125 AM MDT Sun Oct 12 2025

MTZ235-122200-
Billings-Yellowstone MT
45.81N 108.53W Elev. 3648 ft
1125 AM MDT Sun Oct 12 2025

Date             Sun 10/12/25            Mon 10/13/25            Tue 10/14/25
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                      54          31          43          32          51
Temp                   48 52 49 43 39 36 33 31 36 41 42 39 37 34 34 34 41 49 50
Dewpt                  37 38 37 33 31 29 28 29 31 32 33 30 28 28 29 32 35 38 40
RH                     65 59 63 67 73 75 82 92 82 70 70 70 70 78 82 92 79 66 68
Wind dir               NW  N NE NE NE NE NE NE NE NE NE NE NE  N NW NW  N NE NE
Wind spd               16 11 10 12 13 16 14 16 13 13 12 11 10 10  6  5  3  5  5
Clouds                 B2 SC B1 B1 B1 SC B2 OV B2 B2 B1 B1 B1 B1 B2 B1 SC SC SC
PoP 12hr                     20          20          10          10          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                       S  S
Rain shwrs                                                                    S
Wind chill                                  20
Min chill                          31    23    20    30    30    26    27


Date               Wed 10/15/25  Thu 10/16/25  Fri 10/17/25  Sat 10/18/25
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            39    53      40    54      39    58      37    53
Temp          44   40 47 51 44   42 48 50 44   40 52 53 45   39 47 49
Dewpt         39   37 44 44 41   39 41 38 35   31 36 37 34   31 33 32
PWind dir           N    NW      NW     W       W     W       W    NW
Wind char          LT    LT      LT    GN      GN    GN      GN    GN
Avg clouds    SC   B2 B2 B1 B2   B2 B2 B2 B1   B1 B1 SC B1   B1 B1 SC
PoP 12hr           30    50      60    60      40    20      40    30
Rain shwrs     S    C  C  C  L    L  L  C  C    S  S  S  C    C  C  S

$$
MTZ065-122200-
Livingston-Park MT
45.70N 110.47W Elev. 4656 ft
1125 AM MDT Sun Oct 12 2025

Date             Sun 10/12/25            Mon 10/13/25            Tue 10/14/25
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                      53          26          39          26          50
Temp                   48 53 48 41 37 32 28 28 34 37 38 34 33 30 28 31 43 49 47
Dewpt                  32 33 33 34 33 29 27 27 27 27 29 28 28 27 27 28 33 35 35
RH                     54 46 56 76 85 88 96 96 75 67 70 78 82 88 96 88 67 58 63
Wind dir                W  W SW  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd               18 13 10 12 17 17 13 16 14 16 17 18 14 10  6  4  4  6  8
Wind gust              28                               28 25
Clouds                 SC B1 B2 OV B2 B2 B2 OV B2 B2 B2 OV OV OV B2 B2 B1 SC B1
PoP 12hr                     50          50          20          20          20
QPF 12hr                   0.02        0.04           0           0        0.01
Snow 12hr                 00-00       00-00       00-00
Rain                          C  C  C
Rain shwrs                 C                                   S  S  S  S  S  C
Snow                                C  C  S  S
Snowshwrs                                                   S  S  S
Tstms                      S
Obvis                              PF PF PF
Wind chill                            21 17 16          23
Min chill                          27    17    14    25    22    19    21


Date               Wed 10/15/25  Thu 10/16/25  Fri 10/17/25  Sat 10/18/25
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            32    50      32    50      30    53      28    51
Temp          38   33 45 47 39   34 44 47 38   31 48 49 37   29 44 47
Dewpt         35   33 40 37 36   33 35 32 30   27 32 32 30   26 30 28
PWind dir           E     S       W     W      SW    SW      SW     W
Wind char          LT    LT      GN    GN      BZ    BZ      GN    GN
Avg clouds    B1   B2 B2 B2 B2   B2 B2 B1 B1   B1 B1 B1 B2   B1 B1 SC
PoP 12hr           60    70      70    70      40    30      50    30
Rain shwrs     C    L  L  L  L    L  L  C  C    C  C  C  C    C  C  S
Snowshwrs                                          C          C  C

$$
MTZ032-122200-
Miles City-Custer MT
46.42N 105.90W Elev. 2628 ft
1125 AM MDT Sun Oct 12 2025

Date             Sun 10/12/25            Mon 10/13/25            Tue 10/14/25
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                      52          29          51          38          60
Temp                   48 52 48 39 35 33 31 32 43 50 47 42 41 41 40 44 54 59 56
Dewpt                  38 38 34 31 29 27 26 27 29 29 28 28 30 31 33 38 41 43 42
RH                     68 59 58 73 78 78 81 81 57 44 47 57 65 67 76 79 61 55 59
Wind dir                W NW NW NW  N NE NE NE NE NE NE NE  E  E  E  E SE SE  E
Wind spd               26 25 13  8  6  8  6 10 12 14 13 17 17 16 13 12 12 12 11
Wind gust              36 35
Clouds                 B1 SC FW FW FW SC SC FW FW FW FW SC B1 B2 B2 B2 B1 B1 SC
PoP 12hr                     10           0           0           5          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain


Date               Wed 10/15/25  Thu 10/16/25  Fri 10/17/25  Sat 10/18/25
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            42    62      39    55      38    58      36    53
Temp          46   43 56 57 47   42 49 50 42   38 53 54 43   37 49 49
Dewpt         43   43 51 48 46   42 43 39 37   33 36 34 34   32 33 29
PWind dir           E    SE      NW     W       W     W       W    NW
Wind char          GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC   B1 B2 B1 B2   B2 B2 B2 B1   B1 B1 SC B1   B1 B1 SC
PoP 12hr           30    40      60    60      40    20      20    20
Rain shwrs          C  C  C  L    L  L  C  C    S  S  S  S    S  S  S

$$
MTZ033-122200-
Baker-Fallon MT
46.38N 104.24W Elev. 2969 ft
1125 AM MDT Sun Oct 12 2025

Date             Sun 10/12/25            Mon 10/13/25            Tue 10/14/25
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                      53          23          51          34          55
Temp                   51 52 46 37 31 27 26 30 44 50 48 38 38 37 39 43 51 54 51
Dewpt                  39 36 31 28 25 23 23 25 27 26 27 28 30 31 32 37 39 40 40
RH                     63 54 55 70 78 85 88 81 51 39 44 67 73 79 76 79 63 59 66
Wind dir                W  W NW NW NW NW NE NE  E  E  E  E  E  E SE SE SE SE SE
Wind spd               28 29 24 14 11  9  5  9 12 14 14 18 18 19 18 19 21 21 18
Wind gust              44 47 35                               29 28 31 32
Clouds                 B2 B1 SC SC FW FW FW CL CL FW FW SC B2 B1 OV B2 B1 B1 B1
PoP 12hr                     10           0           0          10          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain
Obvis                                 PF PF


Date               Wed 10/15/25  Thu 10/16/25  Fri 10/17/25  Sat 10/18/25
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            38    60      38    55      33    58      32    54
Temp          41   39 55 56 46   43 52 51 39   35 54 52 38   33 50 48
Dewpt         40   38 48 49 46   43 44 40 37   31 35 33 32   29 33 30
PWind dir          SE    SE      SE     W       W     W       W     W
Wind char          BZ    BZ      GN    BZ      GN    BZ      GN    BZ
Avg clouds    B1   B2 B2 B1 B2   B2 B2 B1 B1   B1 SC SC B1   B1 B1 SC
PoP 12hr           20    30      70    50      30    20      10    10
Rain shwrs          S  C  S  L    L  C  C  C    S  S

$$
WYZ199-122200-
Sheridan-Sheridan WY
44.80N 106.96W Elev. 4019 ft
1125 AM MDT Sun Oct 12 2025

Date             Sun 10/12/25            Mon 10/13/25            Tue 10/14/25
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                      57          24          52          30          61
Temp                   54 57 51 39 34 28 27 30 44 51 47 38 34 32 32 38 53 60 56
Dewpt                  35 33 36 34 31 28 27 29 32 33 33 32 31 31 32 35 39 42 43
RH                     48 40 56 82 89100100 96 62 50 58 79 89 96100 89 59 51 62
Wind dir               NW NW  N NE  E  E NE NE NE NE NW NW  W  W SW  N  E  E  N
Wind spd               18 13  5  4  5  5  3  5  6  6  5  5  4  3  2  3  4  5  4
Clouds                 B1 SC SC B1 SC FW SC SC FW FW SC B1 B1 B2 B2 B1 SC FW FW
PoP 12hr                     20           0           0          10           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                    S
Obvis                               F  F  F


Date               Wed 10/15/25  Thu 10/16/25  Fri 10/17/25  Sat 10/18/25
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            37    63      34    54      31    59      29    51
Temp          40   37 56 56 40   36 50 48 37   32 55 53 38   30 47 47
Dewpt         39   37 43 44 40   36 37 35 33   28 31 33 32   26 32 30
PWind dir           S     W      NW    NW       W     W       W    NW
Wind char          LT    LT      LT    GN      LT    LT      LT    GN
Avg clouds    FW   SC SC B1 B2   B2 B2 B2 B1   SC SC SC B1   B1 B1 B1
PoP 12hr           20    40      70    60      30    20      40    40
Rain shwrs          S  S  C  L    L  L  L  C    S  S  S  C    C  C  C
Snowshwrs                                                        C

$$