Point Forecast Matrices
Issued by NWS Billings, MT

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421
FOUS55 KBYZ 272003
PFMBYZ

Point Forecast Matrices
National Weather Service Billings MT
202 PM MDT Wed Aug 27 2025

MTZ235-281000-
Billings-Yellowstone MT
45.81N 108.53W Elev. 3648 ft
202 PM MDT Wed Aug 27 2025

Date           08/27/25      Thu 08/28/25            Fri 08/29/25            Sat
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          78          59          76          56
Temp          83 81 72 69 64 63 66 73 78 74 69 67 62 59 64 71 76 74 67 63 60 56
Dewpt         48 49 53 54 53 53 56 59 61 62 60 59 57 54 56 56 55 55 53 53 52 51
RH            30 33 51 59 67 70 70 62 56 66 73 75 84 83 75 59 48 51 61 70 75 83
Wind dir       E NE SW  W  N  E  E  E  E  N NE  W  W  W  W NW  N NE NE  W  W  W
Wind spd      10 10  8  6  5  4  4  5  6  9  5  5  5  5  5  6  9  9  5  5  5  5
Clouds        B2 B2 OV OV B2 OV OV B2 B2 B2 OV OV B2 B2 B1 B1 B1 B1 B1 B1 B1 B1
PoP 12hr                     30          60          50          50          30
QPF 12hr                      0        0.20        0.16        0.02        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     C  C  S        S  S  C  L  C  C  S  S  C  C  C  C  C  C        S
Tstms             S                 S  C  C  S              S  C  C  C


Date           08/30/25  Sun 08/31/25  Mon 09/01/25  Tue 09/02/25  Wed 09/03/25
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          81      55    86      57    88      57    84      55    82
Temp          73 80 64   55 77 85 67   57 80 86 67   57 79 82 65   55 73 81
Dewpt         55 51 49   47 50 45 45   43 48 44 46   44 51 49 46   45 50 50
PWind dir         W      NE    SW       E    SW       N    NW       N    NW
Wind char        LT      LT    LT      LT    LT      LT    GN      GN    LT
Avg clouds    B1 SC SC   FW FW CL FW   SC FW FW SC   SC SC SC SC   SC SC FW
PoP 12hr         20       5     0       5    10      10    20      20    20
Rain shwrs     S  S                                         S  S    S     S

$$
MTZ065-281000-
Livingston-Park MT
45.70N 110.47W Elev. 4656 ft
202 PM MDT Wed Aug 27 2025

Date           08/27/25      Thu 08/28/25            Fri 08/29/25            Sat
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                      52          73          49          76          48
Temp          76 70 65 63 57 53 60 69 72 70 66 60 54 49 59 71 76 74 64 59 53 48
Dewpt         44 49 51 51 50 49 52 55 55 56 55 52 50 48 51 51 49 49 50 49 48 45
RH            32 47 60 65 77 86 75 61 55 61 68 75 86 96 75 49 39 41 60 69 83 89
Wind dir       E SE SE  E NE NW NW  N  W SW SW  W  W  W  W  W NW NW  E  S SW  W
Wind spd      10 11  8  5  3  2  3  5  5  6  4  5  5  5  6 10 10 10  5  4  3  4
Clouds        OV OV OV OV OV B2 B2 B2 OV B2 OV B2 B1 B1 B1 B1 B1 B1 B1 SC SC SC
PoP 12hr                     50          80          60          50          30
QPF 12hr                   0.02        0.14        0.06        0.03           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     C  C  C  C  C  C  L  D  L  L  L  S  S  C  C  C  C  C  C
Tstms          S  S              S  C  C  C                 S  C  S


Date           08/30/25  Sun 08/31/25  Mon 09/01/25  Tue 09/02/25  Wed 09/03/25
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          80      47    86      50    87      50    83      48    83
Temp          73 77 59   47 79 83 62   51 80 82 62   50 78 80 60   48 76 82
Dewpt         50 44 43   39 44 41 41   40 43 42 44   42 47 47 45   43 47 44
PWind dir         W      SW     W      SW     W      SW    NW       S     W
Wind char        LT      LT    LT      GN    LT      LT    GN      LT    GN
Avg clouds    FW SC SC   FW CL FW FW   FW FW SC SC   SC SC SC SC   SC FW SC
PoP 12hr         20       5     5       5    20      20    30      20    20
Rain shwrs        S                           S  S          C  S    S     S
Tstms                                                       S  S          S

$$
MTZ032-281000-
Miles City-Custer MT
46.42N 105.90W Elev. 2628 ft
202 PM MDT Wed Aug 27 2025

Date           08/27/25      Thu 08/28/25            Fri 08/29/25            Sat
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                      59          83          60          73          56
Temp          86 85 73 67 62 59 70 82 83 80 72 66 62 60 65 71 73 71 64 61 59 56
Dewpt         45 44 44 46 47 48 55 57 57 58 58 57 56 55 58 57 56 56 57 56 57 55
RH            24 24 35 47 58 67 59 43 41 47 61 73 81 84 78 61 55 59 78 84 93 96
Wind dir       E NE NE  E  E  E  E SE SE SE SE SE SE  E  E  N  N  N  N NW NW NW
Wind spd      10 10  9  8  5  5  6 10 10 10  6  5  5  5  5  5  6  9  5  5  4  4
Clouds        B2 B1 B2 B1 B1 B1 B1 B2 B2 OV OV B2 OV OV B2 B2 B2 B1 B2 B2 B2 OV
PoP 12hr                      5          20          40          40          40
QPF 12hr                      0        0.01        0.03        0.02        0.03
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                             S  C  C  C  C  C  C  C  C  C  C  C  C  S
Tstms                                     S                 S  S  S  S


Date           08/30/25  Sun 08/31/25  Mon 09/01/25  Tue 09/02/25  Wed 09/03/25
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      55    82      56    87      57    84      53    78
Temp          71 76 62   55 74 81 63   56 80 85 65   57 79 82 62   53 70 76
Dewpt         59 56 56   53 55 53 53   50 54 50 49   49 52 52 50   47 50 49
PWind dir         N       E    SE      SE    SE       E    NW      NE     N
Wind char        LT      LT    LT      LT    LT      LT    GN      GN    LT
Avg clouds    B2 B1 SC   SC SC FW FW   FW FW FW SC   SC SC SC SC   SC SC SC
PoP 12hr         20      10     0       5     5      10    10      20    10
Rain shwrs     S  S                                            S    S

$$
MTZ033-281000-
Baker-Fallon MT
46.38N 104.24W Elev. 2969 ft
202 PM MDT Wed Aug 27 2025

Date           08/27/25      Thu 08/28/25            Fri 08/29/25            Sat
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                      53          82          55          72          53
Temp          84 83 67 60 56 53 68 79 81 79 66 62 58 55 63 70 72 70 60 57 55 54
Dewpt         43 42 45 43 44 44 49 46 45 46 46 47 47 48 52 51 51 53 54 53 52 52
RH            24 24 45 53 64 71 51 31 28 31 48 58 67 77 67 51 48 55 81 86 90 93
Wind dir       E  E  E SE SE SE SE SE SE SE SE  S SE SE SE SE SE  E SE SE NW  W
Wind spd      10 10  8  6  5  5 10 13 12 12 10  9  8  5  8 10 10 11  8  5  5  4
Clouds        SC B1 SC SC SC SC SC B1 B1 OV OV OV B2 B2 B2 B2 B2 B2 OV B2 OV B2
PoP 12hr                      0           5          30          30          40
QPF 12hr                      0           0        0.02        0.05        0.06
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                S  S  C  C  C  C  C  C  C  C  C  C  S
Tstms                                        S     S        S  S  C  S


Date           08/30/25  Sun 08/31/25  Mon 09/01/25  Tue 09/02/25  Wed 09/03/25
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          76      52    80      53    84      53    81      49    75
Temp          71 75 57   53 75 78 59   53 79 82 60   53 77 78 56   49 69 73
Dewpt         55 56 52   50 53 52 51   49 53 51 49   47 48 48 47   43 46 45
PWind dir        NW      SE    SE      SE     S      SE    NW      NE     N
Wind char        LT      LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    B2 B1 B1   B1 SC FW FW   FW SC FW FW   SC SC SC SC   SC SC SC
PoP 12hr         20      20     5       5     0      10    10      20    10
Rain shwrs     S  S  S                                              S

$$
WYZ199-281000-
Sheridan-Sheridan WY
44.80N 106.96W Elev. 4019 ft
202 PM MDT Wed Aug 27 2025

Date           08/27/25      Thu 08/28/25            Fri 08/29/25            Sat
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          77          51          76          50
Temp          82 78 66 62 59 56 63 76 77 76 61 58 54 51 60 73 76 72 60 56 53 50
Dewpt         52 54 57 56 54 54 57 59 61 62 59 57 54 51 55 59 58 57 55 52 51 50
RH            35 43 73 81 83 93 81 56 58 62 93 96100100 84 62 54 59 84 86 93100
Wind dir      SE NE SW  S NE  S SE SE SE SE  S SW  W  W NW NW  N  N NW  W  W  W
Wind spd       6  6  5  3  2  2  4  9  9  6  5  3  2  3  4  8  9  8  5  3  3  3
Clouds        OV OV OV OV B2 B2 OV B2 B2 B2 B2 B2 B1 B1 B1 B2 B2 B1 B1 B1 B1 B1
PoP 12hr                     40          70          70          60          40
QPF 12hr                   0.03        0.08        0.26        0.10        0.02
Snow 12hr                 00-00       00-00       00-00
Rain shwrs     C  C  S  S  C  S  C  L  C  L  L  C  C  C  C  L  L  C  C  S  S  C
Tstms          S  C  S              C  C  C  S              S  C  C  S


Date           08/30/25  Sun 08/31/25  Mon 09/01/25  Tue 09/02/25  Wed 09/03/25
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          76      49    82      51    85      52    81      50    78
Temp          70 75 56   49 76 80 59   51 80 83 61   52 77 78 59   50 73 78
Dewpt         56 54 49   45 51 50 45   43 48 48 46   43 49 48 46   45 49 49
PWind dir        NW      SW    NE       S    SE      SW    NW       W    NW
Wind char        LT      LT    LT      LT    LT      LT    GN      LT    LT
Avg clouds    B1 B1 SC   SC FW FW FW   FW FW FW FW   SC SC SC B1   SC SC SC
PoP 12hr         40      10     5       0     5      10    20      20    20
Rain shwrs     C  C                                         S  S    S  S  S
Tstms             S                                         S  S

$$