Point Forecast Matrices
Issued by NWS Billings, MT

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FOUS55 KBYZ 211007
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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BILLINGS MT
307 AM MST SUN DEC 21 2014

MTZ035-212300-
BILLINGS-YELLOWSTONE MT
45.81N 108.53W ELEV. 3648 FT
307 AM MST SUN DEC 21 2014

DATE                SUN 12/21/14            MON 12/22/14            TUE 12/23/14
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
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                      47          34          41          24          38
TEMP             40 41 43 47 44 42 38 37 36 34 38 41 36 34 31 29 26 24 33 38 29
DEWPT            30 31 33 36 33 28 21 21 22 22 24 23 24 24 22 20 20 19 23 20 13
RH               67 67 67 65 65 57 50 52 56 61 57 48 61 66 69 69 78 81 66 48 51
WIND DIR         SW SW  W  W  W  W  W  W  W  W NW NW NW NW  W  W  W  W  W  W SW
WIND SPD         20 23 28 35 34 33 27 25 24 24 21 21 18 18 13 13 13 13 14 14 11
WIND GUST              40 49 50 49 39
CLOUDS           OV OV B2 B2 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B1 B1 SC SC SC SC SC
POP 12HR                     30          30          40          20           5
QPF 12HR                   0.05        0.02        0.01        0.01           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS        C  C  S  S  C  C        C  C  C  C  S  S
SNOWSHWRS                           S  S  C  C  C  C  S  S  S  S
WIND CHILL                      30 26 25 24 22       25 23 20 18 15 12 22
MIN CHILL        30    31          26    24    22    25    20    15    12    19


DATE               WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            25    39      23    29      15    27      13    29
TEMP          27   29 32 39 32   23 29 23 18   15 26 20 13   19 26 29
DEWPT         16   18 20 20 28   20 21 20 12   12 17 13  2   12 15 19
PWIND DIR          SW    SW       N     N       W     W       W    SW
WIND CHAR          GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC   B1 B1 B1 OV   OV OV OV SC   SC B1 B1 SC   SC SC SC
POP 12HR           10    20      60    60      30    10      10    10
RAIN                   S  S
SNOW                   S  S  L    L  L  L  C    C

$$
MTZ065-212300-
LIVINGSTON-PARK MT
45.70N 110.47W ELEV. 4656 FT
307 AM MST SUN DEC 21 2014

DATE                SUN 12/21/14            MON 12/22/14            TUE 12/23/14
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
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                      45          31          37          16          34
TEMP             40 43 45 42 39 36 34 33 32 31 35 36 27 23 19 17 18 16 27 34 25
DEWPT            28 31 32 28 32 22 25 22 24 24 23 20 19 18 15 13 13 10 13 18 17
RH               62 62 60 57 76 56 69 63 72 75 61 52 71 81 84 84 80 77 55 51 71
WIND DIR         SW SW SW SW SW SW  W  W  W  W  W  W  W  W  W  W SW SW SW SW SW
WIND SPD         44 44 41 40 40 39 35 33 32 32 25 25 18 18 20 20 24 24 36 36 36
WIND GUST        63 63 57 56 58 57 49 43                         34 34 51 51 51
CLOUDS           OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC SC SC SC SC
POP 12HR                     40          40          40          20           5
QPF 12HR                   0.17        0.03        0.02        0.01           0
SNOW 12HR                 00-00           T           T
RAIN SHWRS        C  C  C  C  C  C        C  C
SNOW                                                                          S
SNOWSHWRS                           C  C  C  C  C  C  S  S  S  S
WIND CHILL       26 30    30 25 22 20 18 17 16 22 24 13  9  3  0  0 -3  9 19  7
MIN CHILL        25    28    25    20    17    16    13     3     0    -3     7
WIND              Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


DATE               WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            21    37      23    30      10    24      10    28
TEMP          25   21 36 23 26   26 29 16 17   10 24 15 11   13 28 24
DEWPT         14   12 18 20 21   19 18 12 13    6 11  9  5    7 14 17
PWIND DIR          SW    SW       W    NW       W     W      SW    SW
WIND CHAR          VW    VW      BZ    GN      LT    GN      GN    BZ
AVG CLOUDS    SC   B1 B2 B2 OV   OV OV OV B1   B1 B1 B1 SC   SC SC SC
POP 12HR           20    30      70    70      40    10      10    20
SNOW           S    S  C  C  L    L  L  L  C    C                S  S

$$
MTZ032-212300-
MILES CITY-CUSTER MT
46.42N 105.90W ELEV. 2628 FT
307 AM MST SUN DEC 21 2014

DATE                SUN 12/21/14            MON 12/22/14            TUE 12/23/14
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
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                      44          28          34          22          34
TEMP             33 39 43 44 44 34 33 33 33 28 31 34 32 31 31 27 26 22 29 34 25
DEWPT            26 34 39 41 39 31 30 30 28 20 24 27 30 30 25 21 19 17 22 23 21
RH               75 82 86 89 82 89 89 89 82 71 75 75 92 96 78 78 74 81 75 64 84
WIND DIR          S  S  S  W  W  W  W  W NW NW NW NW NW NW NW NW NW NW NW NW  W
WIND SPD          6  6  8 17 19 21 25 24 25 25 27 27 20 20 14 14 12 12 13 13  6
WIND GUST                    29 33 35
CLOUDS           B2 B2 OV OV B2 B2 B2 B2 B2 B2 OV OV B2 B2 B2 B2 B1 B1 B1 B1 SC
POP 12HR                     60          30          60          20          10
QPF 12HR                   0.09        0.04        0.13        0.01           0
SNOW 12HR                 00-00       00-00           1
FRZG RAIN         C  C
RAIN SHWRS              L  L  C  C
SNOWSHWRS         C  L              C  C  L  L  C  C  S  S  S  S
WIND CHILL                      22 20 20 20 13 17 21 19 18 20 16 15 10 18
MIN CHILL        24    29          20    20    13    19    18    15    10    17


DATE               WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            20    37      20    25      11    23      12    26
TEMP          25   28 35 34 26   22 23 21 21   11 20 22 13   15 26 22
DEWPT         16   22 24 24 24   19 15 17 19   10 12 18  6    7 16 19
PWIND DIR          SW     W       N     N      NW    NW       W     W
WIND CHAR          GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC   SC B2 B2 OV   OV OV OV B2   B2 B2 B2 SC   SC B1 B1
POP 12HR            5    30      40    30      20    10      10    20
RAIN                   C  C
SNOW                   C  C  C    C  C  C  S    S                S  S

$$
MTZ033-212300-
BAKER-FALLON MT
46.38N 104.24W ELEV. 2969 FT
307 AM MST SUN DEC 21 2014

DATE                SUN 12/21/14            MON 12/22/14            TUE 12/23/14
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
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                      40          26          31          20          30
TEMP             29 28 35 40 32 32 29 27 26 26 29 31 28 22 20 24 28 25 27 29 22
DEWPT            26 21 29 36 31 31 26 23 22 23 24 26 28 17 11 16 24 21 23 21 18
RH               88 75 78 85 96 96 88 85 85 88 81 81100 81 67 71 85 84 85 72 84
WIND DIR         SW SW SW SW  W  W  W  W NW NW NW NW NW NW NW NW NW NW NW NW  W
WIND SPD          8  9 12 14 18 21 23 23 25 25 28 28 24 24 19 19 17 17 18 18 10
WIND GUST                       33
CLOUDS           B2 B2 OV OV B2 B2 B2 B2 OV OV OV OV OV OV OV OV B1 B1 B2 B2 SC
POP 12HR                     70          60          70          30          20
QPF 12HR                   0.09        0.11        0.16        0.02        0.01
SNOW 12HR                 00-00           T           2
FRZG RAIN         C  C
RAIN SHWRS              L  L  L  L
SNOW                                                              S  S  S  S
SNOWSHWRS         S  C        L  L  C  C  L  L  L  L  C  C  C  C
WIND CHILL                   20 19 15 13 10 11 14 16 14  6  4 10 16 12 14 17 11
MIN CHILL        21    18    20    15    10    10    14     3     5    12    11


DATE               WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            16    36      17    23       9    22      10    25
TEMP          17   21 34 33 26   21 20 19 17    9 16 22 13   11 24 23
DEWPT         11   15 29 30 24   16 13 15 13    7  9 19  8    4 18 19
PWIND DIR           W     W      NW     N      NW    NW       W    NW
WIND CHAR          GN    GN      GN    BZ      GN    GN      GN    GN
AVG CLOUDS    SC   B1 B2 B2 OV   OV B2 B2 B2   B2 B2 B2 B1   B1 B1 B1
POP 12HR            5    20      30    30      20    10      10    20
SNOW                   S  S  C    C  C  C  S    S                S  S

$$
WYZ099-212300-
SHERIDAN-SHERIDAN WY
44.80N 106.96W ELEV. 4019 FT
307 AM MST SUN DEC 21 2014

DATE                SUN 12/21/14            MON 12/22/14            TUE 12/23/14
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
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                      45          30          36          21          34
TEMP             34 35 42 45 41 38 35 32 31 30 35 36 31 30 28 26 23 22 31 33 18
DEWPT            24 25 36 37 27 25 21 19 22 21 25 25 23 23 22 18 12  8 16 24  9
RH               66 66 79 73 57 59 56 58 69 69 66 64 72 75 78 71 62 54 53 69 67
WIND DIR          W  W  W NW  W NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW  W
WIND SPD          4  4  4 16 24 28 28 27 28 28 32 32 26 26 21 21 14 14 13 13  5
WIND GUST                    35 42 40          42 42
CLOUDS           B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC SC SC
POP 12HR                     40          40          40          40          10
QPF 12HR                   0.04        0.04        0.10        0.08           0
SNOW 12HR                     T           T           1
RAIN SHWRS           C  S  S  C  C        C  C  C  C
SNOWSHWRS         C  C              C  C  C  C  C  C  C  C  S  S
WIND CHILL                      26 21 18 17 15 21 22 17 15 14 12  9  8 20
MIN CHILL        29    31    31    21    17    15    17    14     9     7    10


DATE               WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            18    39      22    28      10    25       9    31
TEMP          21   31 39 28 26   23 26 14 12   12 25 11 13   14 31 21
DEWPT          5   25 34 12 20   19 17 13  9    9 15  7  4    3 17 14
PWIND DIR          SW    SW      NW     N      NW     W       W     W
WIND CHAR          LT    LT      GN    GN      LT    LT      LT    GN
AVG CLOUDS    SC   SC B1 B1 OV   OV OV OV SC   SC B1 B1 SC   SC SC SC
POP 12HR            5    20      60    60      30    10      10    10
RAIN                   S  S
SNOW                   S  S  L    L  L  L  C    C

$$



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