Point Forecast Matrices
Issued by NWS Billings, MT

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FOUS55 KBYZ 151933
PFMBYZ

Point Forecast Matrices
National Weather Service Billings MT
133 PM MDT Fri Aug 15 2025

MTZ235-161000-
Billings-Yellowstone MT
45.81N 108.53W Elev. 3648 ft
133 PM MDT Fri Aug 15 2025

Date           08/15/25      Sat 08/16/25            Sun 08/17/25            Mon
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                      62          93          62          91          61
Temp          86 88 80 73 67 62 70 86 91 89 78 71 66 63 69 82 89 87 76 70 65 61
Dewpt         54 50 50 51 49 48 49 49 44 48 50 52 50 49 51 52 50 49 54 55 53 52
RH            34 27 35 46 52 60 47 28 20 24 37 51 56 60 53 35 26 27 46 59 65 72
Wind dir      NE  E  E  E  W  W  W  W  E  S  W  W SW  W  W  W NE  N  N NW SW  W
Wind spd       5  6  5  5  4  5  5  5  6  9  6  6  5  5  4  5  6  9  6  6  5  5
Clouds        FW FW SC FW FW SC SC B1 B1 B1 B1 B1 SC SC FW FW SC B1 B1 SC SC SC
PoP 12hr                      0          20          20          10          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          S  S  S  S                    S  S
Tstms                               S  S  S  S                    S


Date           08/18/25  Tue 08/19/25  Wed 08/20/25  Thu 08/21/25  Fri 08/22/25
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          92      62    98      65    98      65    90      62    83
Temp          82 91 73   62 88 97 75   65 91 96 75   65 83 88 71   62 74 81
Dewpt         54 48 50   47 49 40 45   43 44 38 50   51 53 50 51   51 55 54
PWind dir         S      NE    SW       E     W       N     N      NE    NE
Wind char        LT      LT    LT      LT    LT      GN    GN      GN    GN
Avg clouds    FW FW SC   FW FW CL FW   FW FW CL FW   FW FW FW SC   SC SC SC
PoP 12hr          5       5     0       0     0       0     5      10    20
Rain shwrs                                                                S

$$
MTZ065-161000-
Livingston-Park MT
45.70N 110.47W Elev. 4656 ft
133 PM MDT Fri Aug 15 2025

Date           08/15/25      Sat 08/16/25            Sun 08/17/25            Mon
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                      55          91          54          89          52
Temp          89 89 76 68 59 55 68 85 88 84 70 64 58 54 66 82 86 82 68 62 55 53
Dewpt         35 35 41 43 41 40 40 39 41 44 48 47 47 44 45 44 45 46 50 49 46 44
RH            15 15 28 40 51 57 36 20 19 25 45 54 67 69 47 26 24 28 52 62 72 71
Wind dir       W  W SE  W NW NW  W SW SW SE  W  W  W  W  W  W  W NE  W  W SW SW
Wind spd      11 10  9  8  8  8  9  9 11 11  9  6  6  6  6  9 10 10  8  5  5  6
Wind gust     21
Clouds        FW SC B2 SC FW FW SC B1 B2 B2 B2 SC SC SC SC B1 B1 B1 B1 SC SC FW
PoP 12hr                      5          20          20          30          30
QPF 12hr                      0        0.02           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          S  S  S  S              C  C  C  C
Tstms                               S  S  S  S              S  C  S


Date           08/18/25  Tue 08/19/25  Wed 08/20/25  Thu 08/21/25  Fri 08/22/25
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          90      54    94      56    95      55    90      53    85
Temp          82 88 65   55 87 92 68   57 88 93 68   56 82 88 65   53 77 80
Dewpt         43 38 44   38 35 30 37   33 35 33 43   42 45 42 48   48 51 45
PWind dir         W      SE     W      SE     W       E     N       E    NE
Wind char        GN      GN    GN      GN    GN      GN    LT      GN    LT
Avg clouds    FW SC SC   FW CL FW SC   FW CL FW SC   FW FW FW SC   SC SC SC
PoP 12hr          5       5     0       0     0       5     5      10    10

$$
MTZ032-161000-
Miles City-Custer MT
46.42N 105.90W Elev. 2628 ft
133 PM MDT Fri Aug 15 2025

Date           08/15/25      Sat 08/16/25            Sun 08/17/25            Mon
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                      64          92          64          92          63
Temp          88 90 78 72 67 64 72 86 90 89 77 72 67 64 70 83 90 90 77 71 67 64
Dewpt         59 57 58 60 61 61 63 63 59 59 61 62 62 60 63 61 57 58 61 62 60 60
RH            38 33 50 66 81 90 73 46 35 37 58 71 84 87 78 47 33 34 58 73 78 87
Wind dir      SE SE NE  E  E  E SE SE  S SE SE  E SE  E SE SE SE  E  E SE  N  E
Wind spd       9  8  8  8  6  5  8  9 10 10 10  9  6  5  5  5  5  8  8  5  4  4
Clouds        CL FW FW FW FW FW FW B1 B2 B2 B2 SC SC SC FW FW FW SC SC B1 B1 SC
PoP 12hr                      5          20          20          10          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          S  S  S  S                    S  S
Tstms                               S  S  S  S                    S  S


Date           08/18/25  Tue 08/19/25  Wed 08/20/25  Thu 08/21/25  Fri 08/22/25
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          91      63    97      67    99      66    90      61    82
Temp          84 91 73   63 89 96 76   67 90 98 76   66 84 88 70   61 75 80
Dewpt         62 57 59   58 57 50 58   57 56 49 55   58 58 54 55   54 57 57
PWind dir         E       E    SE      SE     S       N    NE      NE    NE
Wind char        LT      LT    LT      GN    LT      GN    GN      GN    GN
Avg clouds    SC FW FW   FW FW CL FW   FW FW FW FW   FW FW FW SC   SC SC SC
PoP 12hr          5       5     0       5     0       5     5      30    20
Rain shwrs                                                     S    C  S
Tstms                                                          S    S

$$
MTZ033-161000-
Baker-Fallon MT
46.38N 104.24W Elev. 2969 ft
133 PM MDT Fri Aug 15 2025

Date           08/15/25      Sat 08/16/25            Sun 08/17/25            Mon
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                      60          85          61          86          60
Temp          82 84 73 68 64 61 68 80 83 82 71 67 64 62 68 80 84 84 72 67 64 61
Dewpt         55 57 60 59 60 60 62 64 63 65 65 63 62 61 63 63 61 61 64 61 59 58
RH            40 40 64 73 87 97 81 58 51 56 81 87 93 97 84 56 46 46 76 81 84 90
Wind dir      SE SE  E  E SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE
Wind spd      16 16 13 13 11 12 14 16 17 17 14 13 11 10 10 10 10 10  9  6  5  4
Wind gust     26
Clouds        FW FW FW FW FW B1 B1 B1 B1 B2 OV B1 B1 B1 SC SC SC SC SC SC SC B1
PoP 12hr                      5          30          30          20          20
QPF 12hr                      0        0.06        1.22           0        0.02
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          S  C  C  C  S  S        S  S  S  S
Tstms                               S  C  C  C  S           S  S  S  S


Date           08/18/25  Tue 08/19/25  Wed 08/20/25  Thu 08/21/25  Fri 08/22/25
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          87      60    92      63    94      62    87      57    81
Temp          81 86 67   60 86 90 71   63 88 92 71   62 82 84 66   58 75 77
Dewpt         61 61 60   57 60 57 59   58 59 54 56   55 57 54 55   53 55 53
PWind dir        SE      SE    SE      SE    SE      SE    NE      NE     E
Wind char        LT      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC FW FW   FW FW CL FW   FW FW CL FW   FW FW FW SC   B1 SC SC
PoP 12hr         10      10     0       5     0      10     5      30    20
Rain shwrs                                                     S    C  S
Tstms                                                          S    S

$$
WYZ199-161000-
Sheridan-Sheridan WY
44.80N 106.96W Elev. 4019 ft
133 PM MDT Fri Aug 15 2025

Date           08/15/25      Sat 08/16/25            Sun 08/17/25            Mon
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                      60          88          56          89          56
Temp          87 89 73 68 62 60 71 83 84 83 69 65 59 56 69 83 86 84 69 64 59 56
Dewpt         54 52 51 50 47 47 49 48 51 52 52 50 47 44 48 48 49 49 52 51 50 48
RH            32 28 46 52 58 62 46 30 32 34 55 58 64 64 47 30 28 30 55 63 72 74
Wind dir      NE  E  S  S  S SW NW SE SE  S  S SW SW SW NW  N  S  E SW SW  W SW
Wind spd       5  5  4  4  4  4  2  5  5  5  5  5  4  3  2  4  4  5  5  4  4  3
Clouds        SC FW B1 SC SC B1 B2 B2 B2 B1 FW SC SC SC SC SC SC SC SC SC FW FW
PoP 12hr                      5          20          20          20          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                       S  S  S  S  S              S  S
Tstms                               S  S  S  S              S  S
Obvis                                           K


Date           08/18/25  Tue 08/19/25  Wed 08/20/25  Thu 08/21/25  Fri 08/22/25
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          90      58    94      60    97      60    90      57    85
Temp          83 88 65   58 87 92 68   60 92 94 68   60 84 87 65   57 78 81
Dewpt         50 47 48   45 45 42 45   41 41 39 44   45 52 51 54   53 57 56
PWind dir        NE       S     E       S    SE       W    NW      SE    NE
Wind char        LT      LT    LT      LT    LT      LT    GN      LT    LT
Avg clouds    FW FW FW   FW FW FW FW   FW FW FW FW   FW FW FW SC   SC SC SC
PoP 12hr          5       5     0       0     0       0     5      20    30
Rain shwrs                                                     S    S  S  C
Tstms                                                          S          C

$$