Area Forecast Matrices
Issued by NWS Buffalo, NY

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492
FOUS51 KBUF 150832
AFMBUF

Area Forecast Matrices
National Weather Service Buffalo NY
332 AM EST Fri Dec 15 2017

NYZ001-152100-
Niagara-
Including the city of Niagara Falls
332 AM EST Fri Dec 15 2017

Date             Fri 12/15/17            Sat 12/16/17            Sun 12/17/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      26          20          27          17          34
Temp          10 14 20 24 25 25 24 23 22 21 23 26 26 22 20 18 17 17 23 33 32 31
Dewpt          5  9 16 20 21 21 18 17 16 16 18 17 17 14 14 14 16 16 20 22 25 25
RH            80 80 84 84 84 84 77 77 77 81 81 68 68 71 77 84 96 96 88 63 75 78
Wind dir      SW SW  S  S  S SW  W  W  W  W  W NW NW NW NE NE  E  E  E  E  E SE
Wind spd       6  6  8 13 14 16 18 20 18 17 13 12  9  4  2  3  6  8  9  9  6  4
Wind gust                 27 27 35 41 36 31 24 27
Clouds        SC B1 B2 OV OV OV B2 B1 SC B1 B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B2 OV
PoP 12hr                     90          90          40          30          10
QPF 12hr              0.11-0.24   0.01-0.14        0.03        0.01           0
Snow 12hr                   2-5           2           1
Snow                       D  D
Snowshwrs         S  C  C  L    SC    SC  S  S  C  C  C  S                    C
Tstms                         L
Obvis                        BS
Wind chill     0  4 10 14 13 13 11  8  7  7 10 15 16           7  6 13 26 25 25
Min chill        -7     4    11     6     3     5    11    11     4     5    22
Winter Weath            Y  Y  Y


Date          Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          29    40      35    42      28    31      23    38
Temp          33 33 38 37   37 36 41 37   32 30 30 27   25 24 36 35
Dewpt         28 29 35 34   33 34 36 30   25 23 21 20   20 21 25 27
PWind dir        SW    SW      SW    SW       W     W       W    SW
Wind char        GN    LT      GN    BZ      BZ    BZ      GN    GN
Avg clouds    OV OV OV B2   B2 OV OV B2   B2 B2 B2 B2   B2 B2 B2 OV
PoP 12hr         50    40      60    60      30    40      40    30
Rain shwrs           C  C    C  L  L  L
Snowshwrs      C  C  C       C  L     L    C  C  C  C    C  C  C  C

$$
NYZ010-152100-
Northern Erie-
Including the city of Buffalo
332 AM EST Fri Dec 15 2017

Date             Fri 12/15/17            Sat 12/16/17            Sun 12/17/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                23 26 29          20          27          17          35
Temp          14 14 21 25 25 24 24 22 21 21 22 26 25 22 20 18 17 17 23 33 33 31
Dewpt          9 10 16 18 18 20 18 16 16 15 18 18 17 15 15 15 16 16 21 24 27 26
RH            80 84 81 74 74 84 77 77 81 77 84 71 71 74 81 88 96 96 92 69 78 81
Wind dir      SW SW  S SW SW SW  W  W  W  W  W NW NW  N SE  E  E  E  E  E SE SW
Wind spd       4  4 10 13 13 17 16 18 16 14 12  9  5  1  3  3  6  6  5  4  3  5
Wind gust                 27 27 33 32 29 26 25 19
Clouds        B1 B2 B2 OV OV OV B2 B2 SC B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 OV
PoP 12hr                     80         100          40          30           5
QPF 12hr              0.03-0.26   0.09-0.17        0.04        0.01           0
Snow 12hr                   1-6           2           1
Snow                          D
Snowshwrs      S  C  C  C SC    SC        S  C  C  C  C  S                    C
Tstms                         L
Obvis                        BS
Wind chill     6  8 12 13 12 11 11  7  6  7 10 16 19           8  8 17
Min chill         1     6     6     6     3     3    15    11     6     6    22
Winter Weath               Y  Y  Y


Date          Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          29    40      35    42      27    31      23    39
Temp          33 34 38 37   37 37 41 36   31 30 29 26   24 24 37 36
Dewpt         28 30 35 34   33 35 35 30   25 23 21 20   19 21 25 27
PWind dir        SW    SW      SW    SW       W     W       W    SW
Wind char        GN    LT      LT    BZ      BZ    BZ      GN    LT
Avg clouds    OV OV OV OV   B2 OV OV OV   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         50    50      60    60      40    40      40    30
Rain shwrs        C  C  C    C  L  L  L
Snowshwrs      C  C  C       C  L     L    C  C  C  C    C  C  C  C

$$
NYZ002-152100-
Orleans-
Including the city of Medina
332 AM EST Fri Dec 15 2017

Date             Fri 12/15/17            Sat 12/16/17            Sun 12/17/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      25          20          26          15          33
Temp          11 14 20 24 24 23 24 23 22 21 22 26 25 21 19 17 16 15 22 32 31 29
Dewpt          8 10 16 19 19 20 19 18 17 16 18 17 16 15 14 13 15 15 19 21 24 24
RH            87 84 84 81 81 88 81 81 81 81 84 68 68 77 80 84 96100 88 63 75 81
Wind dir      SW SW  S  S SW SW  W  W  W  W  W NW NW NW  W NE  E  E  E  E  E SE
Wind spd       5  8  8 11 12 17 17 20 19 18 14 16 12  5  3  2  4  6  8  9  8  5
Wind gust              21 24 29 34 40 36 32 25 31
Clouds        SC B1 B2 B2 OV OV B2 B1 B1 B2 B2 B2 B2 B1 B2 B1 B2 B2 B2 B2 B2 OV
PoP 12hr                     70          80          40          20          10
QPF 12hr              0.00-0.14   0.03-0.14        0.04           0           0
Snow 12hr                     1           2           1
Snow                          D
Snowshwrs            S  S SC  L SC IS SC  C  C  C  C  S  S                    C
Obvis                        BS
Wind chill     1  4 10 13 12 11 13  8  7  7  9 13 14 13        9  6 12 24 24
Min chill        -2     5     9     7     5     4    10    10     5     5    21


Date          Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          28    40      36    43      28    31      23    37
Temp          32 33 38 37   37 36 41 37   32 30 30 27   25 24 35 34
Dewpt         27 28 35 34   33 34 36 31   26 24 21 21   20 21 24 26
PWind dir        SW    SW      SW    SW       W     W       W    SW
Wind char        GN    LT      LT    BZ      BZ    BZ      GN    GN
Avg clouds    OV OV OV B2   B2 OV OV B2   B2 B2 B2 B2   B2 B2 B2 OV
PoP 12hr         50    40      60    60      50    50      40    30
Rain shwrs           C  C    C  L  L  L
Snowshwrs      C  C  C       C  L     L    C  C  C  C    C  C  C  C

$$
NYZ011-152100-
Genesee-
Including the city of Batavia
332 AM EST Fri Dec 15 2017

Date             Fri 12/15/17            Sat 12/16/17            Sun 12/17/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      24          19          26          15          33
Temp          11 14 19 23 23 23 23 21 21 20 21 25 24 20 18 17 15 15 21 31 31 29
Dewpt          8 10 15 17 17 18 18 17 16 14 17 17 17 14 14 13 15 15 19 22 25 24
RH            87 84 84 77 77 81 81 84 81 77 84 71 74 77 84 84100100 92 69 78 81
Wind dir       S  S SW SW SW SW  W  W  W  W  W NW NW  W SW SE  E  E  E  E  E  S
Wind spd       5  4  9 11 11 14 14 18 17 14 13 11  9  3  2  2  4  5  5  5  4  3
Wind gust                    26 31 31 31 25 26 25
Clouds        B1 B2 B2 B2 OV OV OV B1 SC B1 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 OV
PoP 12hr                     50          60          40          30           5
QPF 12hr              0.00-0.11   0.01-0.11        0.04        0.01           0
Snow 12hr                     T           1           1
Snow                          D
Snowshwrs      S  S  S  S SC SC  L        S  C  C  C  C  S                    C
Wind chill     2  5 10 12 12 10 13  7  6  6  8 14 14           7  6 14
Min chill         0     6     6     5     4     2    12    11     4     5    22


Date          Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          28    40      35    42      27    30      22    38
Temp          32 34 37 36   37 36 40 35   31 29 28 26   24 23 35 34
Dewpt         27 29 35 34   33 35 35 30   25 23 21 20   20 21 24 26
PWind dir        SW    SW      SW    SW       W     W       W    SW
Wind char        GN    LT      LT    BZ      BZ    BZ      GN    LT
Avg clouds    OV OV OV OV   B2 OV OV OV   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         50    40      60    60      40    40      40    30
Rain shwrs           C  C    C  L  L  L
Snowshwrs      C  C  C  C    C  L     L    C  C  C  C    C  C  C  C

$$
NYZ085-152100-
Southern Erie-
Including the cities of Orchard Park and Springville
332 AM EST Fri Dec 15 2017

Date             Fri 12/15/17            Sat 12/16/17            Sun 12/17/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                20 23 28          19    23 26 29    14 17 21          35
Temp          17 16 18 22 22 22 24 23 22 22 21 25 25 21 19 18 17 17 23 33 33 32
Dewpt         14 12 13 15 16 18 19 17 17 16 18 18 19 17 16 16 17 17 22 25 28 27
RH            88 84 80 74 77 84 81 77 81 77 88 74 78 84 88 92100100 96 72 82 81
Wind dir      SW SW  S SW SW SW  W  W  W  W  W  W NW NE SE SE SE SE  S  S SW SW
Wind spd       5  8 12 14 13 17 17 21 21 18 16 10  5  2  3  4  6  5  4  4  6 11
Wind gust           23    27 32 37 39 39 29 29 21
Clouds        OV OV B2 B2 B2 OV OV OV B2 B2 B2 OV B2 B2 B2 B2 B2 B1 B1 B2 B2 OV
PoP 12hr                     60         100          60          30          10
QPF 12hr              0.00-0.18   0.14-0.28        0.06        0.01           0
Snow 12hr                   0-3           4           2
Snow                          D  D
Snowshwrs      L  C  S  S SC  L     L SC  C  L  L  C  C  S                    C
Tstms                            L
Obvis                        BS BS BS    BS
Wind chill     8  6  6 10  9  8 10  7  7  7  8 15 19       11  8  8 17    27 23
Min chill         0     1     2     3     2    -1    13     9     3     4    19
Winter Storm                  A  A  A  A  A  A


Date          Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          30    39      35    41      26    29      22    39
Temp          33 34 37 36   37 36 40 35   30 28 28 25   23 23 36 36
Dewpt         30 31 34 34   33 34 35 30   25 22 20 20   19 21 24 27
PWind dir        SW    SW      SW    SW       W     W       W    SW
Wind char        GN    GN      GN    BZ      BZ    BZ      GN    LT
Avg clouds    OV OV OV OV   B2 OV OV OV   OV OV B2 B2   B2 B2 B2 B2
PoP 12hr         50    50      60    60      60    50      40    30
Rain shwrs        C  C  C    C  L  L  L
Snowshwrs      C  C  C  C    C  L  L  L    L  L  C  C    C  C  C  C

$$
NYZ012-152100-
Wyoming-
Including the city of Warsaw
332 AM EST Fri Dec 15 2017

Date             Fri 12/15/17            Sat 12/16/17            Sun 12/17/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                20 22 26          17    22 24 28          14          33
Temp          13 13 17 21 21 19 22 21 20 19 20 24 23 19 17 16 14 14 21 32 32 30
Dewpt         10 10 12 14 14 16 18 17 16 14 16 17 17 15 14 14 14 14 20 24 27 25
RH            87 87 80 74 74 88 84 84 84 80 84 74 77 84 88 92100100 96 72 81 81
Wind dir       S SW SW SW SW SW  W  W  W  W  W  W NW NW  S SE SE SE  S  S  S SW
Wind spd       6  6 11 12 11 14 13 18 18 16 16 12  8  2  2  2  5  5  4  3  4  8
Wind gust                 21 27 32 37 39 32 29 24 18
Clouds        B2 OV B2 B2 B2 OV OV B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B2 B2 OV
PoP 12hr                     50          90          50          30           5
QPF 12hr                   0.01   0.04-0.25        0.04        0.01           0
Snow 12hr                     T         1-4           2
Snow                             D
Snowshwrs      S  S       IS  L  L SC IS  C  C  C  C  C  S                    C
Tstms                            L
Wind chill     3  3  5  9  9  6 10  6  5  4  5 12 14           6  6 14       22
Min chill        -2    -1     1     2     0    -1    10     9     3     3    18
Winter Storm                  A  A  A  A  A  A


Date          Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          28    38      34    40      25    28      21    37
Temp          32 33 36 35   36 35 39 34   29 27 26 23   22 22 34 34
Dewpt         28 29 34 33   32 34 35 29   24 22 20 20   19 20 23 26
PWind dir        SW    SW      SW    SW       W     W       W    SW
Wind char        GN    GN      GN    BZ      BZ    BZ      GN    GN
Avg clouds    OV OV OV B2   B2 OV OV OV   OV B2 B2 B2   B2 B2 B2 B2
PoP 12hr         50    50      60    60      60    40      40    30
Rain shwrs           C  C    C  L  L  L
Snowshwrs      C  C  C  C    C  L  L  L    L  L  C  C    C  C  C  C

$$
NYZ019-152100-
Chautauqua-
Including the city of Jamestown
332 AM EST Fri Dec 15 2017

Date             Fri 12/15/17            Sat 12/16/17            Sun 12/17/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                19 22 28    17 19 24    24 27 30    15 18 23          36
Temp          15 14 16 21 21 21 23 22 23 23 22 26 26 23 21 20 18 18 24 34 35 33
Dewpt         11  9 12 14 16 17 18 17 18 18 19 20 21 20 19 18 18 18 23 26 29 28
RH            84 80 84 74 81 84 81 81 81 81 88 78 81 88 92 92100100 96 72 78 82
Wind dir      SW  S  S SW SW SW  W  W  W  W NW NW NW SE SE SE SE  S  S  S SW SW
Wind spd       6 10 13 14 13 18 18 21 17 16 13  9  3  2  4  5  5  5  8  9 11 14
Wind gust           24 25 28 35 40 41 39 31 24
Clouds        OV OV B2 B2 B2 OV OV OV OV OV OV OV OV B2 B2 B1 B1 B1 B1 B2 OV OV
PoP 12hr                     60         100          80          30          20
QPF 12hr              0.00-0.11   0.27-0.57   0.06-0.14        0.01        0.01
Snow 12hr                     1        5-11           3
Rain shwrs                                                              C  C
Snow                          D  D  D  D  D
Snowshwrs      C  C       SC  L        L  L  L  L  L  C  S              S  S  C
Tstms                            L  L
Obvis                        BS BS BS BS BS BS
Wind chill     6  0  3  7  7  7  8  8  9 10  9 17       14 12 11 10 16 27 26 23
Min chill        -4    -3     1     2     4     0    15     8     6     6    20
Winter Storm                  A  A  A  A  A  A


Date          Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          30    38      35    41      25    28      22    39
Temp          33 34 37 36   36 35 39 35   30 27 27 24   23 23 37 36
Dewpt         30 31 34 33   33 34 34 29   24 21 20 19   19 20 24 26
PWind dir        SW    SW      SW    SW       W     W       W     S
Wind char        GN    GN      GN    BZ      BZ    BZ      GN    GN
Avg clouds    OV OV OV B2   B2 OV OV OV   OV OV B2 B2   B2 B2 B2 B2
PoP 12hr         50    50      60    60      60    60      30    30
Rain shwrs        C  C  C    C  L  L  L
Snowshwrs      C  C  C  C    C  L  L  L    L  L  L  L    C  C  C  C

$$
NYZ020-152100-
Cattaraugus-
Including the city of Olean
332 AM EST Fri Dec 15 2017

Date             Fri 12/15/17            Sat 12/16/17            Sun 12/17/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                19 21 25          17          26          15          35
Temp          13 11 16 20 20 19 21 20 20 20 20 25 25 20 18 17 15 15 22 33 34 32
Dewpt         10  8 11 13 13 16 17 16 16 16 18 18 19 18 18 16 15 15 22 25 28 27
RH            87 87 80 74 74 88 84 84 84 84 92 74 78 92100 96100100100 72 78 81
Wind dir      SW  S  S SW SW SW SW  W  W  W  W NW NW  W SE SE SE  S  S SW SW SW
Wind spd       5  8 10 11 11 13 13 17 13 13 12  9  4  1  2  3  4  5  6  8  9 11
Wind gust           20 23 24 28 34 39 40 28 31 23
Clouds        OV B2 B2 B2 B2 OV OV OV OV OV OV OV OV B2 B2 B2 B2 B1 B1 B2 B2 OV
PoP 12hr                     50          90          70          30          10
QPF 12hr                      0   0.05-0.51   0.05-0.10        0.01           0
Snow 12hr                     T        1-11           2
Rain shwrs                                                                 S
Snow                             D  D  D  D
Snowshwrs      S  S       IS  L  L  L  L  L  L  L  L  C  S              S  S  C
Tstms                            L
Obvis                              BS    BS
Wind chill     3  0  4  8  8  5  7  7  6  7  7 15 18           8  7 14 26 26 22
Min chill        -4    -2     1     2     1    -1    13     7     4     4    20
Winter Storm                  A  A  A  A  A  A


Date          Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          29    38      33    40      24    27      20    38
Temp          32 32 36 35   35 34 39 34   28 26 26 23   21 21 36 35
Dewpt         29 30 33 33   32 33 34 29   24 21 19 19   18 20 22 26
PWind dir        SW    SW      SW    SW       W     W       W    SW
Wind char        GN    LT      LT    GN      BZ    BZ      GN    LT
Avg clouds    OV OV OV B2   B2 OV OV OV   OV OV B2 B2   B2 B2 B2 B2
PoP 12hr         50    50      60    60      60    60      30    30
Rain shwrs           C  C    C  L  L  L
Snowshwrs      C  C  C  C    C  L  L  L    L  L  L  L    C  C  C  C

$$
NYZ021-152100-
Allegany-
Including the city of Wellsville
332 AM EST Fri Dec 15 2017

Date             Fri 12/15/17            Sat 12/16/17            Sun 12/17/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      22          17          26          14          34
Temp          13 11 16 21 21 19 20 20 19 19 20 25 25 20 18 16 15 15 22 33 34 31
Dewpt          9  7 10 12 12 14 15 15 14 14 16 17 17 16 16 14 15 15 21 24 26 25
RH            84 83 77 68 68 80 81 81 80 80 84 71 71 84 92 92100100 96 69 72 78
Wind dir      SW SW  S SW SW SW SW  W  W  W  W  W NW NW  S  S SE  S  S SW SW SW
Wind spd       5  8 10 11 10 12 14 14 16 14 14 12  6  2  1  3  4  5  6  6  9 11
Wind gust                    24 28 37 35 28 31 24 18
Clouds        B2 B2 B2 B2 B2 OV OV B2 OV B2 OV OV B2 B2 B2 B2 B2 B1 B1 B2 B2 OV
PoP 12hr                     40          70          60          30           5
QPF 12hr                      0   0.03-0.24        0.05        0.01           0
Snow 12hr                 00-00         1-4           1
Snow                             D
Snowshwrs                    SC  L  L  L  C  L  C  C  C  S                    C
Obvis                              BS
Wind chill     3  0  6  9  9  6  7  6  6  6  6 14 17           7  6 13 26 26 22
Min chill        -3    -1     1     2     1    -1    11     7     2     3    19


Date          Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          28    38      33    41      24    28      20    37
Temp          31 32 37 35   35 34 40 34   29 26 26 23   21 21 35 34
Dewpt         28 29 33 32   31 33 34 28   23 20 18 18   17 18 21 24
PWind dir        SW    SW      SW    SW       W     W       W    SW
Wind char        GN    LT      LT    GN      BZ    BZ      GN    GN
Avg clouds    OV OV B2 B2   B2 OV OV OV   OV B2 B2 B2   B1 B2 B2 B2
PoP 12hr         50    40      60    60      50    40      30    30
Rain shwrs           C  C    C  L  L  L
Snowshwrs      C  C  C  C    C  L  L  L    C  C  C  C    C  C  C  C

$$
NYZ013-152100-
Livingston-
Including the city of Geneseo
332 AM EST Fri Dec 15 2017

Date             Fri 12/15/17            Sat 12/16/17            Sun 12/17/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                19 24 28    15 19 21    22 26 29          15    30 34 37
Temp          13 14 19 23 24 22 23 22 22 20 21 26 25 20 18 16 15 15 22 32 33 31
Dewpt          9  9 13 15 15 16 17 17 16 14 16 17 17 15 14 13 14 14 20 23 26 25
RH            84 80 77 71 68 77 77 81 77 77 81 68 71 81 84 88 96 96 92 69 75 78
Wind dir       S  S SW SW SW SW SW  W  W  W  W  W NW NW SW  S SE SE SE SE SE SW
Wind spd       6  8 10 11  8 12 13 14 17 14 14 12  9  4  2  2  4  5  5  3  4  5
Wind gust                 18 23 25 35 34 29 29 26 19
Clouds        B1 B2 B2 B2 B2 OV OV B2 B1 B1 B2 B2 B2 B2 B2 B1 B2 B1 B2 B2 B2 OV
PoP 12hr                     30          70          40          30           5
QPF 12hr                      0   0.00-0.11        0.04        0.01           0
Snow 12hr                 00-00           1           1
Snowshwrs                    SC  L SC     C  C  C  C  C  S                    C
Wind chill     3  5  8 13 14 10 13  9  8  6  8 15 16           8  6 15
Min chill        -1     1     2     3     0    -1     7     7     0     1    18


Date          Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          29    40      35    43      26    30      22    38
Temp          33 33 38 37   37 36 41 36   31 29 28 25   23 22 35 35
Dewpt         27 29 34 33   32 34 35 30   25 22 20 20   19 20 23 25
PWind dir        SW    SW      SW    SW       W     W       W    SW
Wind char        GN    LT      LT    BZ      BZ    BZ      GN    LT
Avg clouds    OV OV OV B2   B2 OV OV OV   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         50    40      60    60      40    40      40    30
Rain shwrs        C  C  C    C  L  L  L
Snowshwrs      C  C  C  C    C  L  L  L    C  C  C  C    C  C  C  C

$$
NYZ014-152100-
Ontario-
Including the city of Canandaigua
332 AM EST Fri Dec 15 2017

Date             Fri 12/15/17            Sat 12/16/17            Sun 12/17/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                20 24 27    16 19 22    22 26 28    12 14 18          32
Temp          14 13 19 23 24 21 22 22 22 21 22 26 25 20 18 16 15 15 21 31 31 29
Dewpt         10  9 13 15 16 15 17 17 16 13 15 17 16 14 13 12 14 14 19 21 24 23
RH            84 84 77 71 71 77 81 81 77 71 74 68 68 77 80 84 96 96 92 66 75 78
Wind dir      SW  S  S SW SW SW SW  W  W  W  W  W NW  W  W  S SE SE SE SE SE  S
Wind spd       6  6 10 10  5  9 13 12 17 14 13 12 10  4  3  2  3  5  5  4  4  4
Wind gust                 16 20 25 29 35 33 31 27 20
Clouds        SC B1 B2 B2 B2 OV OV B1 SC B1 B2 B2 B2 B1 B2 B1 B2 B2 B2 B2 B2 OV
PoP 12hr                     30          60          40          20           5
QPF 12hr                      0   0.00-0.06        0.03           0           0
Snow 12hr                 00-00           T           1
Snowshwrs                    SC  L SC     S  C  C  C  S                       C
Wind chill     5  4 10 13 15 10 11 10  8  7  9 14 15 13 12     9  6 13
Min chill        -1     1     1     2     0    -1     6     6     1     1    18


Date          Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          27    40      35    43      27    30      22    37
Temp          31 33 38 36   36 36 42 36   32 29 28 25   24 23 34 34
Dewpt         26 28 34 32   32 34 35 30   25 23 20 19   19 20 23 25
PWind dir        SW    SW      SW    SW       W     W       W    SW
Wind char        GN    LT      LT    GN      BZ    BZ      GN    LT
Avg clouds    OV OV OV B2   B2 B2 OV OV   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         50    40      60    60      50    50      40    30
Rain shwrs           C  C    C  L  L  L
Snowshwrs      C  C  C  C    C  L  L  L    C  C  C  C    C  C  C  C

$$
NYZ003-152100-
Monroe-
Including the city of Rochester
332 AM EST Fri Dec 15 2017

Date             Fri 12/15/17            Sat 12/16/17            Sun 12/17/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      25          20          27          15          33
Temp          13 14 20 24 24 23 24 23 22 21 22 26 25 21 18 17 15 15 21 31 31 29
Dewpt         11 11 16 17 18 18 19 18 17 15 17 17 16 15 14 13 15 14 19 21 24 23
RH            91 88 84 74 77 81 81 81 81 77 81 68 68 77 84 84100 96 92 66 75 78
Wind dir      SW  S  S SW SW SW SW  W  W  W  W  W NW  W  W  W SE  E  E  E  E SE
Wind spd       6  6  9 10  9 14 16 18 19 17 16 16 12  6  4  2  2  5  6  6  6  4
Wind gust                 20 29 31 39 39 33 27 33 23
Clouds        SC B1 B2 B2 OV OV OV B1 B1 B1 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 OV
PoP 12hr                     30          60          40          20          10
QPF 12hr                      0   0.00-0.05        0.03           0           0
Snow 12hr                 00-00           T           1
Snowshwrs                 IS SC  L IS IS  S  C  C  C  S  S                    C
Obvis                           BS
Wind chill     3  4 10 14 14 11 13  9  8  7  9 14 14 12 12        6 13 25 24
Min chill        -2     2     9     7     4     2     7     7     4     3    19


Date          Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          27    40      35    43      28    31      23    37
Temp          32 33 38 37   37 36 42 37   33 31 29 27   25 24 34 34
Dewpt         27 29 35 34   33 35 36 31   26 24 22 21   21 22 24 26
PWind dir        SW    SW      SW    SW       W     W       W    SW
Wind char        GN    LT      LT    BZ      BZ    BZ      GN    LT
Avg clouds    OV OV OV OV   B2 OV OV OV   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         50    40      60    60      60    60      40    30
Rain shwrs           C  C    C  L  L  L
Snowshwrs      C  C  C  C    C  L     L    C  C  C  C    C  C  C  C

$$
NYZ004-152100-
Wayne-
Including the city of Newark
332 AM EST Fri Dec 15 2017

Date             Fri 12/15/17            Sat 12/16/17            Sun 12/17/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      26          20          27          14          32
Temp          14 14 20 25 25 23 23 24 23 22 23 27 26 21 18 17 15 15 21 30 30 28
Dewpt         10 10 15 16 18 18 19 18 17 16 18 17 16 15 14 13 14 14 18 20 22 22
RH            84 84 81 68 74 81 84 77 77 77 81 65 65 77 84 84 96 96 88 66 72 78
Wind dir      SW  S  S  S  S  S SW SW  W  W  W  W  W  W  W SW  S SE SE  E SE SE
Wind spd       6  6 10 10  6  9 13 14 18 16 16 17 13  8  5  3  3  4  5  6  5  5
Wind gust                    23 29 34 36 33 28 34
Clouds        SC SC B1 B2 OV OV OV B1 B1 B1 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 OV
PoP 12hr                     30          60          60          20           5
QPF 12hr                      0   0.00-0.08   0.03-0.09           0           0
Snow 12hr                 00-00           T           1
Snowshwrs      S             SC  L SC SC  S  C  L  C  S                       C
Obvis                                          BS
Wind chill     3  3 11 15 17 12 12 11 10  9  9 14 14 12 11        7 13 24 24 22
Min chill         0     3    10     9     6     4     9     9     5     4    20


Date          Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          27    39      35    44      29    31      23    37
Temp          31 32 38 36   37 35 43 37   34 31 30 27   26 23 34 34
Dewpt         26 28 34 33   32 34 35 32   27 25 22 21   21 21 24 26
PWind dir         S    SW      SW    SW       W     W       W    SW
Wind char        LT    LT      LT    GN      BZ    BZ      BZ    GN
Avg clouds    OV OV OV OV   B2 OV OV OV   B2 B2 OV OV   B2 B2 OV B2
PoP 12hr         50    40      60    60      70    70      50    30
Rain shwrs           C  C    C  L  L  L
Snowshwrs      C  C  C  C    C  L  L  L    C  C  L  L    C  C  C  C

$$
NYZ005-152100-
Northern Cayuga-
Including the city of Fair Haven
332 AM EST Fri Dec 15 2017

Date             Fri 12/15/17            Sat 12/16/17            Sun 12/17/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                      26          21          27          13          31
Temp          14 14 20 25 25 22 23 24 24 23 23 27 26 20 18 16 14 14 20 30 30 28
Dewpt          9  9 15 16 18 18 19 17 17 16 18 17 16 15 13 12 13 12 17 19 21 21
RH            80 80 81 68 74 84 84 74 74 74 81 65 65 81 80 84 96 92 88 63 69 75
Wind dir      SW  S  S  S  S  S  S SW  W  W  W  W  W  W  W SW  S SE SE  E SE SE
Wind spd       6  6  9  9  6  8 11 12 17 13 13 16 12  6  4  3  3  3  5  6  5  5
Wind gust                       21 27 34 31 27 34 23
Clouds        B1 SC B1 B2 OV OV OV B2 B2 B1 B2 OV B2 B1 B1 B1 B2 B2 B2 B2 B2 OV
PoP 12hr                     40          60          70          20           5
QPF 12hr                      0   0.00-0.07        0.06           0           0
Snow 12hr                 00-00           1           1
Snowshwrs      S              L  L SC SC  C  C  L  C  S                       C
Obvis                                          BS
Wind chill     3  3 10 16 17 13 12 12 11 10 10 14 14 11 10 10  8  8 12 23 24 21
Min chill        -1     3    12    10     8     7     9     8     6     5    19


Date          Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          26    38      35    43      29    31      23    36
Temp          30 32 38 36   37 35 43 37   34 31 30 27   26 23 34 33
Dewpt         25 27 34 33   32 34 35 32   27 25 22 21   21 21 23 25
PWind dir         S    SW       S    SW       W     W       W    SW
Wind char        LT    LT      LT    GN      BZ    BZ      GN    GN
Avg clouds    OV OV OV OV   OV OV OV OV   OV OV OV OV   B2 B2 B2 OV
PoP 12hr         50    40      60    60      70    70      60    30
Rain shwrs           C  C    C  L  L  L
Snowshwrs      C  C  C  C    C  L  L  L    C  C  L  L    L  L  C  C

$$
NYZ006-152100-
Oswego-
Including the city of Oswego
332 AM EST Fri Dec 15 2017

Date             Fri 12/15/17            Sat 12/16/17            Sun 12/17/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                19 24 28    14 19 24    21 26 28     3  9 14    23 28 33
Temp          17 14 17 24 23 21 22 23 23 23 22 25 24 17 14 12 10  9 16 27 27 25
Dewpt         12 10 13 15 15 17 18 18 18 17 17 14 13 12 10  8  9  8 13 15 18 18
RH            80 84 84 68 71 84 84 81 81 77 81 62 62 80 84 84 96 96 88 60 68 74
Wind dir      SW  S  S  S  S  S  S SW  W  W  W  W  W NW  W  W SW  S SE  E SE SE
Wind spd       4  5  8  9  6  6  9 10 14 13 11 16 11  6  4  3  2  3  4  5  5  6
Wind gust                    17 21 27 35 33 27 34 24
Clouds        B2 B2 B2 B2 B2 OV OV OV OV OV OV B2 B1 SC SC B1 B1 B1 B2 B2 B2 OV
PoP 12hr                     50          80          80          10           5
QPF 12hr                      0   0.01-0.55   0.04-0.12           0           0
Snow 12hr                     T        0-12         1-4
Snow                                D  D  D  D
Snowshwrs      D  C           L  L SC  L  L  L  C  S                          C
Obvis                                 BS
Wind chill        5  8 14 14 13 12 12 10 10 10 13 13  8  7  6       10 21 21 18
Min chill         1     3     6     5     5     0     3    -2    -4    -4    12
Lk Eff Snow                      W  W  W  W  W
Winter Weath   Y


Date          Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          23    37      33    42      29    30      19    34
Temp          27 29 36 34   35 34 41 37   33 30 29 26   23 19 31 31
Dewpt         22 24 32 31   31 33 34 31   27 25 21 20   18 17 21 23
PWind dir         S    SW       S    SW       W     W      NW    SW
Wind char        LT    LT      LT    GN      BZ    BZ      GN    LT
Avg clouds    OV OV OV OV   OV OV OV OV   OV OV OV OV   B2 B2 B2 OV
PoP 12hr         50    50      60    70      70    70      60    30
Rain shwrs              C       L  L  L
Snowshwrs      C  C  C  C    C  L  L  L    L  L  L  L    L  L  C  C

$$
NYZ007-152100-
Jefferson-
Including the city of Watertown
332 AM EST Fri Dec 15 2017

Date             Fri 12/15/17            Sat 12/16/17            Sun 12/17/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                19 24 29    14 17 24    20 24 28     1  4 14    21 24 31
Temp           6 10 18 23 23 20 22 23 24 22 20 23 21 13 10  7  4  4 11 22 23 20
Dewpt          2  8 13 15 16 17 18 20 20 16 13 10  9  7  6  4  3  2  8 10 12 13
RH            83 91 80 71 74 88 84 88 84 77 74 57 59 76 83 87 95 91 87 59 62 74
Wind dir       S  S  S  S  S  S  S SW  W  W  W  W  W  W SW  S SE  E  E  E  E  E
Wind spd       4  4 11 11  9  8 10 11 13 13 14 13  6  3  2  2  2  2  2  3  3  4
Wind gust           25 24 19 19 29 32 37 36 36 31 18
Clouds        B1 B2 B2 B2 OV OV OV OV OV B2 B1 SC SC SC SC SC SC B1 B1 B1 B2 OV
PoP 12hr                     50          90          30          10           5
QPF 12hr              0.00-0.19   0.18-0.60        0.01           0           0
Snow 12hr                   0-4        3-12           T
Snow                             D  D  D
Snowshwrs      S  C  C  C SC  L  L  L  L  C  S                                C
Tstms                               L  L
Obvis                                 BS
Wind chill    -3  1  7 11 12  9 11 14 12  9  6 11 13                         14
Min chill       -11    -3     6     4     5     0     2    -2    -6    -6    10
Lk Eff Snow                      W  W  W  W


Date          Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          18    33      29    41      27    29      13    31
Temp          23 23 31 31   33 33 39 36   33 29 27 23   18 14 26 28
Dewpt         16 19 28 28   29 31 34 31   27 24 19 17   13 11 16 20
PWind dir        SE    SW       S    SW       W     W      NW    SW
Wind char        LT    LT      LT    BZ      BZ    BZ      GN    LT
Avg clouds    OV OV OV OV   OV OV OV OV   OV OV B2 B2   B1 B1 B2 B2
PoP 12hr         50    50      60    60      60    50      30    30
Rain shwrs                         L  L
Snowshwrs      C  C  C  C    C  L  L  L    L  L  C  C    C  C  C  C

$$
NYZ008-152100-
Lewis-
Including the city of Lowville
332 AM EST Fri Dec 15 2017

Date             Fri 12/15/17            Sat 12/16/17            Sun 12/17/17
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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                18 21 24          14          22           3          24
Temp           9 10 16 20 20 17 18 18 20 19 17 21 20 12  8  6  3  3 10 22 22 20
Dewpt          5  6 10 12 13 14 15 16 17 15 13  9  8  7  5  3  2  1  8 10 13 13
RH            83 83 77 71 74 88 88 92 88 84 84 59 59 80 87 87 95 91 91 59 68 74
Wind dir       S  S  S  S  S  S  S  S SW  W  W  W  W  W SW SW  S  S  S SE SE SE
Wind spd       4  4  9  9  8  6  8  9 10 11 11 13  9  4  2  2  2  3  3  3  4  5
Wind gust                             25 26 28 34 20
Clouds        B2 B2 B2 B2 B2 OV OV OV OV OV B2 B1 SC SC SC SC B1 B1 B1 B1 B2 OV
PoP 12hr                     50          90          70          10           5
QPF 12hr                      0   0.17-0.60   0.01-0.11           0           0
Snow 12hr                     T        3-12         0-4
Snow                             D  D  D  D
Snowshwrs      S  S       SC  L  L        C  C                                C
Tstms                                  L
Wind chill     1  1  6  9 10  7  7  7  9  7  4  8  9  5              3       13
Min chill        -8     0     4     2     2    -2    -1    -5   -10    -9     8
Lk Eff Snow                      W  W  W  W  W


Date          Mon 12/18/17  Tue 12/19/17  Wed 12/20/17  Thu 12/21/17
EST 6hrly     01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Min/Max          17    34      29    38      25    26      11    29
Temp          21 24 32 31   32 31 37 33   30 26 25 21   16 12 26 27
Dewpt         16 19 28 29   28 30 33 30   25 22 18 16   12 10 16 20
PWind dir         S    SW       S    SW       W     W      NW    SW
Wind char        LT    LT      LT    GN      GN    BZ      GN    LT
Avg clouds    OV OV OV OV   OV OV OV OV   OV OV B2 B2   B1 B1 B2 B2
PoP 12hr         50    50      60    70      70    60      40    30
Rain shwrs                         L  L
Snowshwrs      C  C  C  C    C  L  L  L    L  L  L  L    C  C  C  C

$$



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