Point Forecast Matrices
Issued by NWS Billings, MT

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12
896
FOUS55 KBYZ 132201
PFMBYZ

Point Forecast Matrices
National Weather Service Billings MT
401 PM MDT Sun Sep 13 2026

MTZ235-141000-
Billings-Yellowstone MT
45.81N 108.53W Elev. 3648 ft
401 PM MDT Sun Sep 13 2026

Date           09/13/26      Mon 09/14/26            Tue 09/15/26            Wed
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                      50          68          43          71          47
Temp             78 68 62 57 52 52 58 64 67 59 53 47 44 48 59 66 71 62 57 50 47
Dewpt            48 49 48 49 45 44 35 34 37 40 42 41 40 42 42 38 40 41 41 41 41
RH               35 51 60 75 77 74 42 32 33 49 66 79 86 80 53 36 32 46 55 71 79
Wind dir          E  N NW NW  W  W  W  W NW NW  W SW  S  E  E  E  E NE NE  N NW
Wind spd          9  8 13 23 20 21 31 31 24  9  4  4  3  3 11 13 14 14 12  9  9
Wind gust                          43 47
Clouds           SC SC B1 OV B1 FW FW CL FW FW FW FW SC FW FW CL FW SC SC SC SC
PoP 12hr                     50          20           0           0           0
QPF 12hr                   0.06        0.01           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S     C  C  S


Date           09/16/26  Thu 09/17/26  Fri 09/18/26  Sat 09/19/26  Sun 09/20/26
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          68      47    76      53    74      50    73      50    75
Temp          57 67 54   47 64 74 60   53 66 71 57   50 63 71 55   50 65 73
Dewpt         45 45 45   44 48 48 49   49 53 50 50   48 51 47 46   44 45 43
PWind dir         N      NE    SW       N    NW      NW    NW      NE     W
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW   FW SC FW B1   B1 B1 B1 B1   SC B1 SC SC   FW SC SC
PoP 12hr          0       0     5      40    40      40    20      20    10
Rain shwrs                         C    C  C  C  C    S  S  S  S    S

$$
MTZ065-141000-
Livingston-Park MT
45.70N 110.47W Elev. 4656 ft
401 PM MDT Sun Sep 13 2026

Date           09/13/26      Mon 09/14/26            Tue 09/15/26            Wed
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                      41          64          35          70          39
Temp             75 62 54 48 42 46 54 61 63 51 46 41 37 46 61 69 68 57 50 44 40
Dewpt            34 31 42 45 42 38 31 32 34 34 36 36 33 33 38 35 35 36 37 37 36
RH               22 31 64 89100 73 41 33 34 52 68 82 85 60 42 28 29 45 61 76 85
Wind dir         SW  W  W  W  W  W  W  W  W  W  W  W SW  E  E  E  E  E  E  E  W
Wind spd         21 16 19 19 19 27 32 32 23  6  4  3  2  2  6 12 17 14  9  3  1
Wind gust                 32    39 50 46                            26
Clouds           FW FW B2 B2 B1 SC SC FW FW SC FW FW SC FW FW FW FW SC SC SC SC
PoP 12hr                     70          20           0           0           0
QPF 12hr                   0.09        0.01           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs           S  L  L  S


Date           09/16/26  Thu 09/17/26  Fri 09/18/26  Sat 09/19/26  Sun 09/20/26
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          68      41    76      45    73      43    73      43    73
Temp          58 66 49   42 67 72 56   45 66 69 52   43 64 70 51   44 65 71
Dewpt         38 39 41   40 42 42 45   45 46 42 43   42 41 36 38   37 37 33
PWind dir         N       E     W       S     W       S    SW      SW     W
Wind char        LT      GN    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW   FW SC FW B1   B1 B1 B1 B1   SC SC SC FW   SC SC SC
PoP 12hr          5       5    10      40    50      30    20      20    10
Rain shwrs                         C    C  C  C  C       S  S  S
Tstms                              S

$$
MTZ032-141000-
Miles City-Custer MT
46.42N 105.90W Elev. 2628 ft
401 PM MDT Sun Sep 13 2026

Date           09/13/26      Mon 09/14/26            Tue 09/15/26            Wed
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                      50          68          45          70          50
Temp             75 67 62 58 52 52 60 59 66 56 52 47 45 50 61 62 69 60 57 53 50
Dewpt            48 50 54 55 48 44 33 31 39 42 45 44 45 46 43 40 39 41 41 42 44
RH               38 54 75 90 86 74 36 34 37 59 77 89100 86 51 44 33 49 55 66 80
Wind dir         SE  E  E NW NW  W  W  W NW  W  W  W  W NW  N  E  E  E  E  E NE
Wind spd         20 19 16 13 23 21 27 34 29 17  9  6  4  2  2  6 11 14 14 12 11
Wind gust                          39 50 41 28
Clouds           FW B1 B1 B1 OV FW CL SC SC SC FW SC SC FW CL FW FW SC SC SC SC
PoP 12hr                     50          60           0           0           5
QPF 12hr                   0.02        0.01           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs           S  S  C  L
Tstms                S  S  S


Date           09/16/26  Thu 09/17/26  Fri 09/18/26  Sat 09/19/26  Sun 09/20/26
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          72      46    78      54    76      49    73      49    75
Temp          64 68 53   47 69 76 60   54 69 71 57   49 65 69 55   49 67 73
Dewpt         46 47 47   47 50 51 52   52 55 53 52   49 52 50 50   48 49 48
PWind dir        NE      NE    SE       E    NE       N     E       E     S
Wind char        GN      GN    LT      GN    GN      GN    GN      GN    LT
Avg clouds    SC FW FW   FW SC FW SC   B1 B1 B1 B1   B1 B1 B1 B1   SC SC SC
PoP 12hr          0       0     5      30    50      50    30      30    10
Rain shwrs                         S    C  C  C  C    C  C  C  C    S
Tstms                              S          S                S

$$
MTZ033-141000-
Baker-Fallon MT
46.38N 104.24W Elev. 2969 ft
401 PM MDT Sun Sep 13 2026

Date           09/13/26      Mon 09/14/26            Tue 09/15/26            Wed
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                      50          69          40          69          44
Temp             71 62 58 57 55 56 64 64 63 54 50 45 41 50 62 65 68 56 53 49 46
Dewpt            46 47 50 56 54 49 39 32 36 41 44 43 41 42 39 37 39 39 42 40 41
RH               41 58 75 96 96 77 40 30 36 61 80 93100 74 43 35 34 53 66 71 83
Wind dir         SE SE SE SE  W  W  W  W  W  W  W  W  W NW NW  N  E  E  E  E  E
Wind spd         26 28 26 23 19 25 32 36 35 25 16 11  8  8  5  4 10 16 17 17 16
Wind gust        40 41 36       36 44 51 50 41 26
Clouds           SC B1 B1 B2 B2 B1 CL FW SC FW FW SC OV SC CL FW FW FW B1 B1 SC
PoP 12hr                     60          50           0           0          30
QPF 12hr                   0.07        0.02           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs           S  C  L  C  C                                      C  C
Tstms                S  S  S


Date           09/16/26  Thu 09/17/26  Fri 09/18/26  Sat 09/19/26  Sun 09/20/26
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          75      42    78      49    77      45    73      44    75
Temp          69 69 51   46 70 73 57   52 72 70 54   48 67 68 53   47 69 71
Dewpt         45 47 47   46 49 50 52   52 54 52 51   48 50 48 48   46 48 47
PWind dir         E       E    SE      SE     E      NW    SE      SE    SE
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC SC SC   FW SC FW SC   B1 B1 B2 B1   B1 B1 B1 SC   SC SC SC
PoP 12hr         10       0    20      40    60      50    30      20    10
Rain shwrs                      S  S    C  C  L  C    C  C  C  S    S
Tstms                              S    S     S  S

$$
WYZ199-141000-
Sheridan-Sheridan WY
44.80N 106.96W Elev. 4019 ft
401 PM MDT Sun Sep 13 2026

Date           09/13/26      Mon 09/14/26            Tue 09/15/26            Wed
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                      47          71          38          74          44
Temp             83 66 59 56 49 53 63 65 69 53 46 43 39 48 65 67 73 58 51 46 44
Dewpt            43 47 47 47 48 43 32 26 32 36 37 38 36 35 37 36 37 38 39 38 38
RH               24 50 64 72 96 69 31 23 25 52 71 82 89 60 35 32 27 47 63 73 79
Wind dir         SE  S SW NW NW NW NW NW NW NW  W SW  S SE  E  E  E SE SE SW  W
Wind spd          9 10 14 29 23 23 20 21 24 13  3  1  1  2 13 13 11  6  2  2  3
Wind gust                 41             34
Clouds           SC SC B1 B1 SC FW CL FW FW FW FW FW SC FW CL FW FW SC SC SC FW
PoP 12hr                     40          20           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S  S  C  C  S
Tstms                   S  S


Date           09/16/26  Thu 09/17/26  Fri 09/18/26  Sat 09/19/26  Sun 09/20/26
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          70      43    77      48    74      43    72      42    75
Temp          64 67 49   44 70 74 55   48 70 69 50   44 67 70 49   43 69 71
Dewpt         39 44 44   44 47 48 48   47 51 50 48   44 47 45 43   38 40 41
PWind dir        NW      SW     E      SW    NW       W     E       S    NW
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW   SC SC SC B1   B1 B1 B2 B1   SC B1 B1 SC   FW SC SC
PoP 12hr          0       5    20      40    60      40    40      20    20
Rain shwrs                      S  C    C  C  L  C    S  C  C  S          S
Tstms                              S                           S

$$