Point Forecast Matrices
Issued by NWS Billings, MT

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Point Forecast Matrices
National Weather Service Billings MT
308 PM MST Fri Feb 16 2018

MTZ035-171100-
Billings-Yellowstone MT
45.81N 108.53W Elev. 3648 ft
308 PM MST Fri Feb 16 2018

Date          Fri 02/16/18      Sat 02/17/18            Sun 02/18/18         Mon
MST 3hrly     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      15          31           8          14          -6
Temp             33 28 27 25 18 16 24 31 31 31 29 24 13  8 13 10  6  3  0 -3 -6
Dewpt            20 20 20 19 13 11 17 19 22 24 25 18  9  5  7  2  0 -1 -4 -7 -9
RH               58 71 74 78 80 80 74 61 69 75 85 77 84 87 76 69 76 83 83 82 86
Wind dir          W  W  W NW NW  S SE  E  E  S  W NW  N  N NE NE NE NE NE NE  N
Wind spd         16 14 16 16  9  8  8  8 11 11 13 11  9  9 10 10 11 11 10 10  9
Clouds           OV OV B2 B1 B2 B2 OV OV OV OV B2 B2 B2 B2 OV OV OV OV OV OV OV
PoP 12hr                     50          40          60          60          70
QPF 12hr                   0.01        0.02        0.05        0.08        0.11
Snow 12hr                 00-00           T           1
Snow              C  C  C  C  C  C           C  L  C  C  C  L  L  L  L  L  C  C
Snowshwrs                           C  C  C
Wind chill       18 12 10  7                13     7
Min chill        18    10     7     9    26    13     7     5     9


Date           02/19/18  Tue 02/20/18  Wed 02/21/18  Thu 02/22/18  Fri 02/23/18
MST 6hrly     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min           6     -14    14      -3    27      10    31      13    32
Temp           6  0-12  -13 10 11 -3    1 21 27 14   10 26 29 15   14 27 30
Dewpt         -2 -8-17  -19  0  1-12   -6 10 15  5    2 14 19  9    8 18 17
PWind dir        NE      NE    SW      SW    SW      SW    SW      NE     W
Wind char        GN      LT    LT      GN    GN      GN    GN      GN    GN
Avg clouds    OV B2 B2   B1 B1 SC SC   SC FW FW SC   B1 B1 B1 B2   B1 SC SC
PoP 12hr         40      20    10      10     5       5    10      10    20
Snow           C  C  S    S                                            S

$$
MTZ065-171100-
Livingston-Park MT
45.70N 110.47W Elev. 4656 ft
308 PM MST Fri Feb 16 2018

Date          Fri 02/16/18      Sat 02/17/18            Sun 02/18/18         Mon
MST 3hrly     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      21          38          14          20          -6
Temp             32 32 29 27 24 21 31 36 35 39 39 35 27 14 10  7  7  6  2  1  0
Dewpt            26 25 24 23 19 15 17 26 28 30 30 25 16 11  1  0  3 -1 -5 -6 -3
RH               78 75 81 85 81 77 56 67 75 70 70 66 63 88 66 72 83 72 72 72 87
Wind dir         SW SW  W  W  W SW SW SW SW SW  W  W SE SE  E  E  E  E  E  E  E
Wind spd         42 42 33 21 13 18 20 21 26 39 27 23  9  9 14 14 16 16 13 13 12
Wind gust        59 59 47                36 55 39
Clouds           B2 B2 OV B2 B2 OV OV OV OV B2 B2 B2 B2 B2 OV OV OV OV OV OV OV
PoP 12hr                     70          60          70          70          70
QPF 12hr                   0.07        0.03        0.09        0.11        0.09
Snow 12hr                     1           T           1
Rain                                         L  L
Rain shwrs                          C     L
Snow              L  L  L  C  C  C              L  L  C  L  L  L  L  L  L  C  C
Snowshwrs                           C  C  L
Wind chill       20 19 10     6          21 19 19 17  5
Min chill        20    10     6     8    21    18     5     6    11
Wind              Y


Date           02/19/18  Tue 02/20/18  Wed 02/21/18  Thu 02/22/18  Fri 02/23/18
MST 6hrly     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min           6      -9    15       2    26      14    33      16    34
Temp           2  1 -8    3 12 13  3    6 22 26 19   17 33 33 25   23 34 29
Dewpt        -10 -4-13    0  4  7 -3    0 13 19 10    6 19 25 19   18 22 14
PWind dir         E      SE     W       W    SW      SW    SW      SW    SW
Wind char        GN      GN    GN      GN    WY      VW    WY      BZ    BZ
Avg clouds    OV B2 B1   B1 B1 SC SC   SC FW FW B1   B1 B1 B2 B2   B1 B1 B1
PoP 12hr         40      20    10      10     5      10    20      20    20
Snow           C  S  S    S                                 S  S    S  S  S

$$
MTZ032-171100-
Miles City-Custer MT
46.42N 105.90W Elev. 2628 ft
308 PM MST Fri Feb 16 2018

Date          Fri 02/16/18      Sat 02/17/18            Sun 02/18/18         Mon
MST 3hrly     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                       9          22           4          11          -6
Temp             28 26 23 21 15  9 16 22 22 22 22 19 12  4  4 11  8  5  2  1 -4
Dewpt            22 25 22 20 14  7 11 13 15 19 20 18 11  1 -1  3  3  2  0 -1 -5
RH               78 96 96 96 96 91 80 68 74 88 92 96 96 87 79 69 79 87 91 91 95
Wind dir          W  W  W NW NW  W  W SE  E  E  E NE  N  N NE NE NE NE NE NE NE
Wind spd         12  9 11 17 12  9  8  6  8 13 16 14 14 14  9  9 10 10 10 10 10
Clouds           OV OV OV B2 B2 B2 B2 B2 B2 OV B2 B2 B2 B2 OV OV OV OV OV OV OV
PoP 12hr                     60          50          70          40          60
QPF 12hr                   0.08           0        0.07        0.02        0.06
Snow 12hr                     1       00-00           1
Snow              C  C  L  C     S           L  L  C  C  C  C  C  L  L  L  C  C
Snowshwrs                                 C
Wind chill           3     0                10     5           0
Min chill        15     3     0    -1    15    10     5    -1     0


Date           02/19/18  Tue 02/20/18  Wed 02/21/18  Thu 02/22/18  Fri 02/23/18
MST 6hrly     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min           4     -16     6      -9    16       1    23       4    24
Temp          -1  2-10  -15 -1  4 -7   -9  5  9  5    1 13 16  7    4 13 24
Dewpt         -6 -5-11  -16 -5 -1 -9  -11  1  4  1   -1  7 10  5    3 10 15
PWind dir        NE       N    SW      SW    SW      SW    SW      NE     W
Wind char        GN      LT    LT      LT    GN      GN    GN      LT    GN
Avg clouds    OV OV OV   B2 B1 B1 SC   FW FW FW FW   B1 B1 B1 B1   B1 B1 SC
PoP 12hr         40      20    10      10     5       5    10      10    20
Snow           C  C  S    S                                            S

$$
MTZ033-171100-
Baker-Fallon MT
46.38N 104.24W Elev. 2969 ft
308 PM MST Fri Feb 16 2018

Date          Fri 02/16/18      Sat 02/17/18            Sun 02/18/18         Mon
MST 3hrly     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      11          20           5          12          -7
Temp             29 25 22 20 16 11 14 20 17 17 17 17 13  5 10 10  8  3 -1  0 -6
Dewpt            21 23 20 18 14  9  9 12 11 13 14 15 11  3  5  4  3 -1 -4 -2 -9
RH               72 92 92 92 92 91 80 71 77 84 88 92 91 91 80 76 79 83 87 91 86
Wind dir          W  W  W NW NW  W  W  W SE SE  E  E  N  N NE NE NE NE NE NE NE
Wind spd         14 11 12 14 18 13 12 10  8 14 17 14 16 16 12 12 12 12  9  9 11
Clouds           OV OV B2 OV OV B2 B1 B1 B2 B2 OV OV B2 B2 B2 B2 OV OV OV OV OV
PoP 12hr                     60          30          60          30          60
QPF 12hr                   0.09           0        0.09        0.02        0.04
Snow 12hr                     2       00-00           1
Snow              C  C  L  C                 L  L  C  C  S  S  C  C  C  L  L  C
Snowshwrs                                 C
Wind chill       14  3     0                       3
Min chill        14     3     0     4    22     9     3     0     1


Date           02/19/18  Tue 02/20/18  Wed 02/21/18  Thu 02/22/18  Fri 02/23/18
MST 6hrly     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min           4     -15     6     -10    16       2    24       3    25
Temp           1  0-11  -15 -1 -1 -8  -10  6  7  3    2 15 17  5    3 16 25
Dewpt         -5 -6-13  -17 -5 -6-11  -13  1  3  0   -1 10 12  3    1 13 16
PWind dir        NE      NW     W      SW    SW      SW    SW       S    NW
Wind char        GN      LT    GN      GN    GN      GN    GN      LT    GN
Avg clouds    OV OV OV   B2 B2 B1 SC   SC FW FW FW   SC SC SC SC   B1 SC SC
PoP 12hr         50      20    10      10     5       5     5      10    10
Snow           C  C  S    S

$$
WYZ099-171100-
Sheridan-Sheridan WY
44.80N 106.96W Elev. 4019 ft
308 PM MST Fri Feb 16 2018

Date          Fri 02/16/18      Sat 02/17/18            Sun 02/18/18         Mon
MST 3hrly     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      16          32          13          20          -6
Temp             28 24 24 23 20 16 25 32 29 31 32 32 25 13 15 15 12  5  1 -3 -6
Dewpt            17 17 18 18 17 13 17 20 22 25 26 28 23 10 10  5  6  1 -1 -5 -8
RH               63 74 77 81 88 88 71 61 75 78 78 85 92 87 80 64 76 83 91 91 91
Wind dir         SW SW  W NW NW  W SE SE SE  S SW  W NW NW  N  N  N  N  N  N  N
Wind spd          6  6  5 14 19  4  6 10  6  9 10 12 14 14  8  8 10 10  6  6  6
Clouds           OV OV B2 B2 OV B1 B1 B2 B2 B2 B2 B2 B2 B2 OV OV OV OV OV OV OV
PoP 12hr                     50          20          50          60          60
QPF 12hr                      0           0        0.03        0.14        0.05
Snow 12hr                 00-00       00-00           T
Snow              S  C  C  C  S              C  C  C  C  L  L  L  L  L  L  L  C
Wind chill          12     7                16    10     2
Min chill        24    12     7     9    30    16    10     2     8


Date           02/19/18  Tue 02/20/18  Wed 02/21/18  Thu 02/22/18  Fri 02/23/18
MST 6hrly     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min           6     -16    12     -10    23       5    31       8    32
Temp           2  5-10  -16 11  7-10   -9 19 22  9    5 27 28 13    8 28 31
Dewpt         -6 -1-13  -19  2  1-13  -13  9 14  4    0 12 19  9    5 19 16
PWind dir         N      NE     N       S     S      SW    SW      NW     W
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    OV OV B2   B2 B2 SC SC   SC FW FW FW   SC SC SC B1   B1 SC SC
PoP 12hr         50      20    10      10     5       5     5      10    10
Snow           C  C  S    S

$$


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