Area Forecast Matrices
Issued by NWS Buffalo, NY

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681
FOUS51 KBUF 121432
AFMBUF

Area Forecast Matrices
National Weather Service Buffalo NY
932 AM EST Tue Dec 12 2017

NYZ001-122100-
Niagara-
Including the city of Niagara Falls
932 AM EST Tue Dec 12 2017

Date             Tue 12/12/17            Wed 12/13/17            Thu 12/14/17
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                      29          17          21          13          21
Temp                28 28 27 25 23 21 19 17 19 21 21 19 18 16 16 13 17 20 21 19
Dewpt               27 24 20 17 16 14 12 12 13 12 13 11 12 10 11  9 12 12 13 12
RH                  96 85 74 71 74 74 74 80 77 68 71 70 77 77 80 84 80 71 71 74
Wind dir             W  W  W  W  W NW NW NW NW  W  W NW  W NW NW NW NW NW  W  W
Wind spd            13 18 21 20 21 23 23 24 21 17 14  9  6  5 12 13 11  9  9  5
Wind gust           26 28 36 35 37 41 40 40 37 35 35 31 23 16
Clouds              OV OV OV B2 OV OV OV OV OV B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2
PoP 12hr                    100         100          80          10          30
QPF 12hr                   0.08   0.07-0.15        0.04           0        0.03
Snow 12hr                     1           2           1
Snow                 D  L     L  O  O  O  D  D
Snowshwrs              SC SC SC              L SC SC  C  S  S           C  C  C
Obvis                  BS    BS BS BS BS BS BS BS
Wind chill          18 15 13 10  8  5  2 -1  2  5  6  3  4  3  5  3  6  9 11  9
Min chill              14     8     4    -2    -1     2     1    -1     0     8
Winter Weath         Y  Y  Y  Y  Y  Y  Y  Y  Y


Date          Fri 12/15/17  Sat 12/16/17  Sun 12/17/17  Mon 12/18/17
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          16    28      21    31      22    35      26    34
Temp          17 16 26 25   23 23 29 27   23 23 31 30   30 26 29 29
Dewpt         13 12 18 19   18 19 20 21   21 21 27 26   26 23 24 24
PWind dir        SW    SW      SW     W      SW     W       W     W
Wind char        LT    LT      GN    GN      GN    GN      GN    GN
Avg clouds    B2 B2 B2 OV   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         40    60      50    30      20    50      40    30
Flurries                                   C  C
Snowshwrs      C  C  C  L    C  C  C  C          C  C    C  C  C  C

$$
NYZ010-122100-
Northern Erie-
Including the city of Buffalo
932 AM EST Tue Dec 12 2017

Date             Tue 12/12/17            Wed 12/13/17            Thu 12/14/17
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                      29          16          20          13          20
Temp                29 27 25 24 22 20 18 16 17 20 20 18 17 15 15 13 17 20 20 18
Dewpt               27 22 19 16 13 12 11 12 12 12 12 11 12 11 12 10 12 12 13 12
RH                  92 81 78 71 68 71 73 84 80 71 71 73 80 84 88 87 80 71 74 77
Wind dir             W  W  W  W  W NW  W NW  W  W  W  W  W  W NW NW NW  W  W  W
Wind spd            13 19 20 19 19 18 18 19 19 14 12  4  3  2  8  9  9  8  8  4
Wind gust           31 35 37 37 37 35 34 33 29 28 28 20 14
Clouds              OV OV B2 B2 B2 OV OV OV OV B2 B1 B1 B2 B1 B2 B2 B2 B2 B2 B2
PoP 12hr                    100         100          90          10          30
QPF 12hr                   0.07   0.07-0.13        0.04           0        0.03
Snow 12hr                     1           2           1
Snow                 D           O  O  O  D  D
Snowshwrs              SC SC SC              L SC IS           S  S  S  C  C  C
Obvis               BS          BS BS BS BS BS
Wind chill          18 14 11  9  7  5  2 -1  1  5  5  3  4  4  8     7  9 11 10
Min chill              11     7     2    -3    -2    -1     0     4     4     7
Winter Weath         Y  Y  Y  Y  Y  Y  Y  Y  Y


Date          Fri 12/15/17  Sat 12/16/17  Sun 12/17/17  Mon 12/18/17
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          15    27      20    31      22    35      26    34
Temp          16 16 25 24   23 23 28 26   23 24 31 30   30 26 30 28
Dewpt         12 12 18 18   18 19 20 21   21 21 27 27   27 24 25 24
PWind dir        SW    SW      SW     W      SW    SW       W     W
Wind char        LT    LT      LT    GN      LT    GN      GN    GN
Avg clouds    B2 B2 B2 OV   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         40    60      50    40      20    60      40    30
Flurries                                   C  C
Snowshwrs      C  C  C  L    C  C  C  C          L  L    C  C  C  C

$$
NYZ002-122100-
Orleans-
Including the city of Medina
932 AM EST Tue Dec 12 2017

Date             Tue 12/12/17            Wed 12/13/17            Thu 12/14/17
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                      30          17          21          13          20
Temp                30 28 28 25 23 21 19 17 18 20 21 19 18 16 16 13 17 19 20 18
Dewpt               29 26 22 19 18 13 13 12 13 12 13 12 13 11 12  9 12 12 13 12
RH                  96 92 78 78 81 71 77 80 80 71 71 74 80 80 84 84 80 74 74 77
Wind dir             W  W  W  W  W NW NW NW  W  W  W  W  W  W NW NW NW NW  W  W
Wind spd             9 17 21 19 20 23 23 24 23 20 17 12  9  8 12 14 13 10 11  6
Wind gust              27 36 35 36 40 39 40 39 39 37 33 25 18          21
Clouds              OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B2
PoP 12hr                    100         100         100          30          40
QPF 12hr                   0.09        0.16        0.05        0.01        0.04
Snow 12hr                     1           4           1
Snow                 D  L  L  L  D  O  O  D  D
Snowshwrs              SC SC SC                 L SC  C  C  C  S  S  S  C  C  C
Obvis                  BS BS BS BS BS BS BS BS BS
Wind chill          21 16 14 11  8  5  2 -2  1  3  5  2  3  1  4  0  4  7 10  8
Min chill              14     9     3    -3    -2     1     0    -2    -1     7
Winter Weath         Y  Y  Y  Y  Y  Y  Y  Y  Y


Date          Fri 12/15/17  Sat 12/16/17  Sun 12/17/17  Mon 12/18/17
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          16    27      20    31      21    34      26    33
Temp          17 16 25 24   23 24 28 26   22 23 31 30   30 26 29 27
Dewpt         13 12 17 18   18 20 20 21   20 21 26 27   27 24 24 24
PWind dir        SW    SW      SW     W      SW     W      NW     W
Wind char        LT    LT      LT    GN      LT    GN      GN    GN
Avg clouds    B2 B2 B2 OV   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         40    50      50    40      20    50      40    30
Flurries                                   C  C
Snowshwrs      C  C  C  C    C  C  C  C          C  C    C  C  C  C

$$
NYZ011-122100-
Genesee-
Including the city of Batavia
932 AM EST Tue Dec 12 2017

Date             Tue 12/12/17            Wed 12/13/17            Thu 12/14/17
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                      30          15          19          12          19
Temp                30 27 26 23 21 19 17 15 17 18 19 16 16 15 15 12 16 19 19 17
Dewpt               29 23 20 16 13 12 11 11 11 11 11 10 12 11 12 10 11 12 12 11
RH                  96 85 78 74 71 74 77 84 77 73 70 77 84 84 88 91 80 74 74 77
Wind dir             W  W  W  W  W NW NW  W  W  W  W  W  W  W NW NW NW NW  W  W
Wind spd            10 16 17 16 17 17 18 20 20 18 14  8  6  5 10 12 10  9  9  5
Wind gust              27 28 27 28 29 29 33 35 34 29 25 18
Clouds              OV OV B2 B1 B2 OV OV OV OV B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                    100         100         100          10          30
QPF 12hr                   0.06   0.08-0.16        0.05           0        0.04
Snow 12hr                     1           3           1
Snow                 D           O  O  O  D  D
Snowshwrs              SC SC SC                 L SC                    C  C  C
Obvis                           BS BS BS BS BS BS
Wind chill          21 15 12  9  7  4  1 -2 -1  2  3  0  2  2  5  4  5  7  9  7
Min chill              11     6     1    -7    -6    -3    -3    -1     1     4
Winter Weath         Y  Y  Y  Y  Y  Y  Y  Y  Y


Date          Fri 12/15/17  Sat 12/16/17  Sun 12/17/17  Mon 12/18/17
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          14    26      19    29      21    34      25    32
Temp          15 14 24 22   22 22 27 25   22 23 30 29   30 26 28 26
Dewpt         11 12 16 17   18 19 20 20   20 20 26 26   27 24 24 23
PWind dir        SW    SW      SW     W      SW    SW       W     W
Wind char        LT    LT      LT    GN      LT    GN      GN    GN
Avg clouds    B2 B2 B2 OV   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         30    50      50    40      20    50      40    30
Flurries                                   C  C
Snowshwrs      C  C  C  C    C  C  C  C          C  C    C  C  C  C

$$
NYZ085-122100-
Southern Erie-
Including the cities of Orchard Park and Springville
932 AM EST Tue Dec 12 2017

Date             Tue 12/12/17            Wed 12/13/17            Thu 12/14/17
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                      28    11 15 19    16 20 24    11 13 17    17 20 23
Temp                28 24 23 22 20 18 17 15 16 19 20 18 17 15 15 13 16 19 20 18
Dewpt               26 20 17 15 12 11 11 11 11 11 13 12 13 12 12 10 12 12 13 13
RH                  92 84 77 74 71 73 77 84 80 70 74 77 84 88 88 87 84 74 74 80
Wind dir             W  W  W  W  W  W  W NW  W  W  W NW NW  N NW NW NW NW NW  W
Wind spd            17 20 21 21 21 21 20 20 19 16 13  8  4  3  5  8  8  8  9  4
Wind gust           35 36 40 41 40 37 36 34 34 33 29 25 17
Clouds              OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                    100         100         100          40          40
QPF 12hr              0.08-0.19   0.08-0.33   0.05-0.12   0.01-0.06        0.04
Snow 12hr                     3         2-8           1
Snow                 D  O  O  D  D  D  D  D  D  D
Snowshwrs                                       L SC  C  C  C  C  C  C  C  C  C
Obvis               BS BS BS BS BS BS BS BS BS BS BS
Wind chill          16 10  7  6  4  2 -1 -3 -1  3  4  2  3  4  9     8  8 10 10
Min chill               4     0    -4    -9    -8    -3    -3     0     2     3
Lk Eff Snow          W  W  W  W  W  W  W  W  W  W  W


Date          Fri 12/15/17  Sat 12/16/17  Sun 12/17/17  Mon 12/18/17
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          15    26      19    30      21    35      26    33
Temp          16 15 24 22   22 22 27 24   22 24 31 30   30 26 30 27
Dewpt         13 11 17 18   18 19 20 20   20 21 26 27   27 24 25 24
PWind dir        SW    SW      SW     W      SW    SW       W     W
Wind char        LT    LT      LT    GN      LT    GN      GN    GN
Avg clouds    B2 B2 B2 OV   OV B2 B2 B2   B2 B2 B2 B2   OV B2 B2 B2
PoP 12hr         40    60      50    50      20    50      50    30
Flurries                                   C  C
Snowshwrs      C  C  C  L    C  C  C  C          C  C    C  C  C  C

$$
NYZ012-122100-
Wyoming-
Including the city of Warsaw
932 AM EST Tue Dec 12 2017

Date             Tue 12/12/17            Wed 12/13/17            Thu 12/14/17
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                27 29 33          13          17          11    15 18 21
Temp                29 25 23 21 19 17 15 13 14 16 17 15 14 13 13 11 14 17 17 15
Dewpt               27 20 17 14 10 10  9  9  9 10 10 10 11 10 11  9 10 11 11 11
RH                  92 81 77 74 67 73 77 84 80 77 73 80 88 87 91 91 84 77 77 84
Wind dir             W  W  W  W  W NW NW  W  W  W  W  W  W NW NW NW NW NW  W  W
Wind spd            11 18 18 17 18 18 19 21 21 19 14  9  5  4  6 10 10  9  9  5
Wind gust              29 31 29 31 32 32 35 36 35 32 27 19
Clouds              OV OV OV OV OV OV OV OV OV B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                    100         100         100          30          30
QPF 12hr              0.04-0.11   0.07-0.22        0.06        0.01        0.03
Snow 12hr                     1         2-5           1
Snow                 D  O  O  O  D  O  O  D  D  D
Snowshwrs              SC SC SC                 L SC  C  C  C  C  C  C  C  C  C
Obvis                  BS BS BS BS BS BS BS BS BS
Wind chill          19 11  9  6  3  1 -2 -6 -4 -1  0 -2 -1  0  3  3  3  4  7  5
Min chill               6     1    -5   -11   -10    -6    -6    -3    -2     1
Lk Eff Snow          W  W  W  W  W  W  W  W  W  W  W


Date          Fri 12/15/17  Sat 12/16/17  Sun 12/17/17  Mon 12/18/17
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          13    24      17    28      20    33      24    32
Temp          13 13 22 20   20 20 25 23   21 22 29 29   29 25 27 25
Dewpt         11 11 15 16   17 17 19 19   19 20 25 26   26 23 24 23
PWind dir        SW    SW      SW     W      SW    SW       W     W
Wind char        LT    LT      GN    GN      GN    GN      GN    GN
Avg clouds    B2 B2 B2 OV   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         40    50      50    40      20    50      50    40
Flurries                                   C  C
Snowshwrs      C  C  C  C    C  C  C  C          C  C    C  C  C  C

$$
NYZ019-122100-
Chautauqua-
Including the city of Jamestown
932 AM EST Tue Dec 12 2017

Date             Tue 12/12/17            Wed 12/13/17            Thu 12/14/17
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                      28    12 16 21    17 20 25    12 14 19    18 21 25
Temp                27 25 21 18 18 17 16 16 18 19 20 18 18 16 16 14 18 20 21 18
Dewpt               23 17 13 12 10 11 11 11 12 12 13 12 14 13 13 11 12 13 15 13
RH                  85 71 71 77 70 77 80 80 77 74 74 77 84 88 88 88 77 74 77 80
Wind dir             W  W  W  W  W NW NW NW NW  W  W  W  W  N  N NW NW NW NW  W
Wind spd            19 19 20 20 20 20 19 19 19 16 12  6  5  4  6 11  9  8  9  4
Wind gust           41 40 42 43 43 41 41 40 34 32 33 25 16
Clouds              OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2
PoP 12hr                    100         100         100          70          50
QPF 12hr              0.14-0.23   0.11-0.48   0.06-0.19        0.08        0.04
Snow 12hr                     4        3-12           2
Snow                 D  O  O  D  D  D  D  D  D  D  D
Snowshwrs                                          L  L  L  L  L  C  C  C  C  C
Obvis               BS BS BS BS BS BS BS BS BS BS BS
Wind chill          13 10  5  2  1  0  0 -1  1  4  5  3  5  7     7  8  9 11
Min chill               4    -4    -5    -7    -7    -2    -1     3     2     3
Lk Eff Snow          W  W  W  W  W  W  W  W  W  W  W


Date          Fri 12/15/17  Sat 12/16/17  Sun 12/17/17  Mon 12/18/17
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          14    25      19    29      21    35      26    33
Temp          16 14 23 22   22 23 26 23   22 24 32 32   31 26 30 27
Dewpt         12 11 16 17   18 18 19 18   19 21 26 28   27 24 25 23
PWind dir        SW    SW      SW     W      SW    SW       W     W
Wind char        LT    LT      GN    GN      GN    GN      GN    GN
Avg clouds    B2 B2 B2 OV   OV OV B2 B2   B2 B2 B2 B2   OV OV B2 B2
PoP 12hr         50    50      60    50      20    50      50    40
Flurries                                   C  C
Snowshwrs      C  C  C  C    L  L  C  C          C  C    C  C  C  C

$$
NYZ020-122100-
Cattaraugus-
Including the city of Olean
932 AM EST Tue Dec 12 2017

Date             Tue 12/12/17            Wed 12/13/17            Thu 12/14/17
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                      28    11 13 17    16 19 23          12          19
Temp                28 23 20 18 16 15 14 13 15 18 19 16 16 14 14 12 15 19 19 16
Dewpt               25 17 14 12  9  9  8  9 10 10 12 11 13 11 12 10 11 11 13 12
RH                  88 77 77 77 73 77 76 84 80 70 74 80 88 88 92 91 84 70 77 84
Wind dir             W  W  W  W  W NW NW NW NW  W  W  W  W  N  N NW NW NW NW  W
Wind spd            13 17 17 17 17 17 17 18 18 14 12  6  4  3  5  8  6  8  9  4
Wind gust           29 31 33 34 33 32 32 34 36 34 31 24 17             18
Clouds              OV OV OV OV OV OV OV OV OV B2 B2 OV OV OV OV B2 B2 B2 B2 B2
PoP 12hr                    100         100         100          60          50
QPF 12hr              0.05-0.19   0.06-0.35   0.05-0.15   0.03-0.09        0.04
Snow 12hr                     2         2-8           2
Snow                 D  O  O  O  D  O  O  D  D  D  D
Snowshwrs                                          L  L  L  L  C  C  C  C  C  C
Obvis                  BS BS BS BS BS BS BS BS BS
Wind chill          17 10  5  2  1 -1 -2 -4 -2  2  4  1  2  4        8  6  9
Min chill               4    -3    -6   -10    -9    -3    -3    -1     1     2
Lk Eff Snow          W  W  W  W  W  W  W  W  W  W  W


Date          Fri 12/15/17  Sat 12/16/17  Sun 12/17/17  Mon 12/18/17
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          12    24      17    28      19    34      25    32
Temp          14 12 22 21   20 20 25 22   20 22 31 30   30 25 29 25
Dewpt         11 10 15 16   17 17 18 18   18 19 25 27   27 23 24 22
PWind dir        SW    SW      SW     W      SW    SW       W     W
Wind char        LT    LT      LT    GN      LT    GN      GN    GN
Avg clouds    B2 B2 B2 OV   OV B2 B2 B2   B2 B2 B2 B2   OV OV B2 B2
PoP 12hr         50    50      50    50      20    50      50    40
Flurries                                   C  C
Snowshwrs      C  C  C  C    C  C  C  C          C  C    C  C  C  C

$$
NYZ021-122100-
Allegany-
Including the city of Wellsville
932 AM EST Tue Dec 12 2017

Date             Tue 12/12/17            Wed 12/13/17            Thu 12/14/17
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                      30          13          18          11    16 19 22
Temp                30 26 22 18 17 16 14 13 14 17 18 16 15 14 13 11 15 18 18 16
Dewpt               26 18 14 11  8  8  8  7  8  8 10 10 11 10 11  8  9  9 10 10
RH                  85 71 71 73 67 70 76 76 76 67 70 77 84 84 91 87 77 67 70 77
Wind dir             W  W  W  W  W NW NW NW  W  W  W  W  W NW NW NW NW NW NW  W
Wind spd            10 17 17 16 17 17 18 20 20 18 13  8  4  3  5  8  9  9 10  4
Wind gust              28 29 28 29 31 32 36 39 36 32 25 18 13          19
Clouds              OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                    100          90          70          40          40
QPF 12hr              0.04-0.09   0.05-0.14        0.04        0.03        0.03
Snow 12hr                     1           2           1
Snow                 D  L  O  O  L  O  O  L
Snowshwrs              SC SC SC SC           L SC SC  C  C  C  C  C  C  C  C  C
Obvis                  BS BS BS BS BS BS BS BS BS
Wind chill          21 13  8  4  2 -1 -3 -6 -3  1  3  0  1  2  7     5  6  8  7
Min chill               7    -4    -8   -11   -10    -5    -4    -2     0     2
Winter Weath         Y  Y  Y  Y  Y  Y  Y  Y  Y


Date          Fri 12/15/17  Sat 12/16/17  Sun 12/17/17  Mon 12/18/17
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          12    24      16    28      19    34      25    33
Temp          13 12 22 20   20 20 26 23   20 21 30 30   30 25 29 26
Dewpt         10  9 13 15   15 16 17 17   17 18 24 26   26 23 22 22
PWind dir        SW    SW      SW     W      SW    SW       W     W
Wind char        LT    LT      LT    GN      LT    GN      GN    GN
Avg clouds    B2 B2 B2 OV   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         40    40      40    40      20    50      40    30
Flurries                                   C  C
Snowshwrs      C  C  C  C    C  C  C  C          C  C    C  C  C  C

$$
NYZ013-122100-
Livingston-
Including the city of Geneseo
932 AM EST Tue Dec 12 2017

Date             Tue 12/12/17            Wed 12/13/17            Thu 12/14/17
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                30 33 36    10 14 16    14 19 21          13    15 20 22
Temp                33 30 27 23 21 19 17 14 16 18 18 16 16 15 14 13 16 19 19 16
Dewpt               28 22 18 15 10 11 11  9 10 10 10 10 11 10 11  9 10 11 11 11
RH                  82 72 68 71 62 70 77 80 77 70 70 77 80 80 88 84 77 70 70 80
Wind dir             W  W  W  W  W NW NW  W  W  W  W  W  W  W  W NW NW NW NW  W
Wind spd             8 14 14 13 12 13 16 20 20 19 14  9  5  5  6 11 10  9  9  5
Wind gust              26 27    25 26 29 35 39 37 34 28 23 17          19
Clouds              OV OV B2 B2 B2 OV OV OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                    100         100          80          10          30
QPF 12hr                   0.05        0.07        0.04           0        0.03
Snow 12hr                     1           2           1
Snow                 D           L  O  O  D  D
Snowshwrs              SC SC SC              L  L SC           S  C  C  C  C  C
Obvis                                 BS BS BS BS
Wind chill          26 20 15 11  9  5  1 -3 -1  2  3  0  2  2  5  4  5  7  9  8
Min chill              12     4    -3   -12   -11    -8    -8    -4    -3     0
Winter Weath         Y  Y  Y  Y  Y  Y  Y  Y  Y


Date          Fri 12/15/17  Sat 12/16/17  Sun 12/17/17  Mon 12/18/17
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          14    26      18    30      21    35      26    34
Temp          14 14 24 21   21 21 27 25   22 22 31 30   31 26 29 27
Dewpt         11 10 15 16   17 17 19 19   19 19 25 26   27 24 23 23
PWind dir        SW    SW      SW     W      SW    SW       W     W
Wind char        LT    LT      LT    GN      LT    GN      GN    GN
Avg clouds    B2 B2 B2 OV   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         30    30      40    40      20    50      40    30
Flurries                                   C  C
Snowshwrs      C  C  C  C    C  C  C  C          C  C    C  C  C  C

$$
NYZ014-122100-
Ontario-
Including the city of Canandaigua
932 AM EST Tue Dec 12 2017

Date             Tue 12/12/17            Wed 12/13/17            Thu 12/14/17
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                      34    10 15 17    13 19 21    10 14 17    15 19 21
Temp                34 33 29 24 22 20 17 15 17 18 18 17 16 16 16 14 16 19 19 17
Dewpt               29 25 20 15 10 12 12 10 11 10 11 10 11 10 11 10 11 10 11 11
RH                  82 72 69 68 59 71 80 80 77 70 73 73 80 77 80 84 80 67 70 77
Wind dir             W  W  W  W  W  W NW  W  W  W  W  W  W  W  W  W NW NW NW  W
Wind spd             8 13 16 16 14 14 16 21 21 21 18 13 11  9  9 12 11 10 10  6
Wind gust                 27 27 25 25 27 36 40 39 36 32 24 19    23    20
Clouds              OV OV B2 B1 B2 OV OV OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     70         100         100          10          30
QPF 12hr                   0.05   0.05-0.16   0.04-0.10           0        0.04
Snow 12hr                     1           2           1
Snow                 L  L        L  O  O  D  D
Snowshwrs           SC SC SC SC SC              L SC  C  S              C  C  C
Obvis                                 BS BS BS BS
Wind chill          27 23 18 11  9  6  2 -3 -1  1  2  0  1  2  4  4  4  6  9  7
Min chill              15     3    -4   -13   -12    -9    -8    -5    -4    -1
Winter Weath         Y  Y  Y  Y  Y  Y  Y  Y  Y


Date          Fri 12/15/17  Sat 12/16/17  Sun 12/17/17  Mon 12/18/17
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          14    25      18    29      21    35      26    33
Temp          15 14 24 21   21 21 27 25   23 23 31 31   31 27 29 26
Dewpt         11 11 14 15   17 17 19 19   20 20 25 26   27 24 23 22
PWind dir        SW    SW      SW     W      SW    SW      SW     W
Wind char        LT    LT      LT    GN      LT    GN      GN    GN
Avg clouds    B2 B2 B2 OV   B2 B2 B2 B2   B2 B2 B2 B2   OV B2 B2 B2
PoP 12hr         30    30      40    40      20    50      40    30
Flurries             C  C                  C  C
Snowshwrs      C  C  C  C    C  C  C  C    C  C  C  C    C  C  C  C

$$
NYZ003-122100-
Monroe-
Including the city of Rochester
932 AM EST Tue Dec 12 2017

Date             Tue 12/12/17            Wed 12/13/17            Thu 12/14/17
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                      33          17          21          14          20
Temp                33 31 29 26 24 21 19 17 18 20 21 18 18 16 16 14 17 20 20 18
Dewpt               29 27 23 19 15 14 13 12 13 12 13 12 13 11 12 10 12 12 13 12
RH                  85 85 78 74 68 74 77 80 80 71 71 77 80 80 84 84 80 71 74 77
Wind dir             W  W  W  W  W NW NW NW  W  W  W  W  W  W  W  W NW NW  W  W
Wind spd             8 14 19 18 17 18 20 23 23 21 17 13 10  8 10 12 13 11 12  6
Wind gust              25 36 36 33 35 37 40 40 40 39 33 27 20 20       24 24
Clouds              OV OV OV B2 OV OV OV OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                    100         100         100          20          40
QPF 12hr                   0.07   0.08-0.31   0.04-0.10        0.01        0.04
Snow 12hr                     1         2-7           1
Snow                 D  O  L  L  D  D  O  D  D
Snowshwrs              SC SC SC                 L SC  C  C  S  S  S  S  C  C  C
Obvis                     BS BS BS BS BS BS BS BS
Wind chill          25 20 16 12 10  7  3 -1  1  3  4  2  2  1  4  1  4  6  9  7
Min chill              16    10     4    -3    -1     0    -1    -2    -1     4
Winter Storm         W  W  W  W  W  W  W  W  W  W  W


Date          Fri 12/15/17  Sat 12/16/17  Sun 12/17/17  Mon 12/18/17
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          15    27      19    31      22    35      26    34
Temp          16 15 25 23   22 23 28 26   23 23 31 31   31 27 29 27
Dewpt         12 12 16 17   18 19 20 21   20 21 26 27   27 25 24 24
PWind dir        SW    SW      SW     W      SW    SW       W     W
Wind char        LT    LT      LT    GN      LT    LT      GN    GN
Avg clouds    B2 B2 B2 OV   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         30    40      50    40      20    50      40    30
Flurries                                   C  C
Snowshwrs      C  C  C  C    C  C  C  C          C  C    C  C  C  C

$$
NYZ004-122100-
Wayne-
Including the city of Newark
932 AM EST Tue Dec 12 2017

Date             Tue 12/12/17            Wed 12/13/17            Thu 12/14/17
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                      35          18          22          16          21
Temp                34 34 30 27 25 22 20 18 19 20 22 20 19 18 18 16 18 20 21 19
Dewpt               30 29 24 20 14 16 15 14 14 13 14 13 14 12 13 11 13 11 13 13
RH                  85 82 78 74 62 77 81 84 80 74 71 74 80 77 80 80 80 67 71 77
Wind dir             W  W  W  W  W NW NW NW NW  W  W  W  W  W  W  W NW NW NW  W
Wind spd             9 14 18 20 18 17 19 24 23 21 19 16 12 10 10 12 14 12 14  9
Wind gust                 33 37 34 32 35 41 40 40 42 36 32 23 21       26 26
Clouds              OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     90         100         100          60          40
QPF 12hr              0.06-0.15   0.14-0.33   0.08-0.19   0.00-0.14        0.04
Snow 12hr                     1         3-7           2
Snow                 L  O  L  L  D  D  D  D  D  D  D
Snowshwrs           SC    SC SC                    L  L  C  C  C  C  C  C  C  C
Obvis                     BS BS BS BS BS BS BS BS BS
Wind chill          27 25 18 13 11  8  4  0  2  3  5  3  3  2  4  2  4  6  8  7
Min chill              22    12     7    -2     0     2     0    -1     0     5
Winter Storm         W  W  W  W  W  W  W  W  W  W  W


Date          Fri 12/15/17  Sat 12/16/17  Sun 12/17/17  Mon 12/18/17
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          16    26      19    31      22    35      27    34
Temp          17 16 25 23   22 22 29 26   25 24 32 31   31 27 30 27
Dewpt         12 13 15 17   17 19 20 21   21 21 26 27   27 25 23 24
PWind dir         W     S      SW     W      SW    SW       W     W
Wind char        LT    LT      LT    GN      LT    GN      GN    GN
Avg clouds    B2 B2 B2 OV   B2 B2 B2 B2   B2 B2 B2 OV   OV B2 B2 B2
PoP 12hr         40    40      40    40      30    50      50    40
Snowshwrs      C  C  C  C    C  C  C  C    C  C  C  C    C  C  C  C

$$
NYZ005-122100-
Northern Cayuga-
Including the city of Fair Haven
932 AM EST Tue Dec 12 2017

Date             Tue 12/12/17            Wed 12/13/17            Thu 12/14/17
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                      35          18          22          16          21
Temp                34 34 31 27 25 22 20 18 19 20 22 20 19 18 18 16 19 20 21 18
Dewpt               30 28 24 20 14 15 15 14 13 12 14 13 14 12 13 11 13 11 13 13
RH                  85 78 75 74 62 74 81 84 77 71 71 74 80 77 80 80 77 67 71 80
Wind dir            SW  W  W  W  W  W NW NW NW  W  W  W  W  W  W  W NW  W  W  W
Wind spd             8 12 16 18 16 16 18 23 21 19 19 16 13 11  8 10 12 12 12  8
Wind gust                 28 32 31 26 33 37 39 39 41 35 33 24 21 20    26 26 19
Clouds              OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 B2
PoP 12hr                    100         100         100          80          50
QPF 12hr              0.09-0.18   0.18-0.32   0.13-0.19   0.04-0.16        0.04
Snow 12hr                     2           6           3
Snow                 L  O  O  O  D  D  D  D  D  D  D
Snowshwrs                                             D  L  L  L  C  C  C  C  C
Obvis                     BS BS BS    BS BS BS BS BS
Wind chill          27 26 19 14 11  9  5  0  2  3  5  4  4  3  5  4  5  6  9  8
Min chill              24    13     7    -1     1     2     0    -2    -1     5
Winter Storm         W  W  W  W  W  W  W  W  W  W  W


Date          Fri 12/15/17  Sat 12/16/17  Sun 12/17/17  Mon 12/18/17
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          16    26      19    30      22    35      26    33
Temp          17 16 24 22   21 22 29 25   25 24 31 31   31 27 29 27
Dewpt         13 12 14 16   16 18 19 20   21 21 25 27   27 24 23 23
PWind dir         W     S      SW     W      SW    SW      SW     W
Wind char        LT    LT      LT    GN      LT    GN      GN    GN
Avg clouds    B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 OV   OV B2 B2 B2
PoP 12hr         50    40      50    40      30    50      50    40
Snowshwrs      C  C  C  C    C  C  C  C    C  C  C  C    C  C  C  C

$$
NYZ006-122100-
Oswego-
Including the city of Oswego
932 AM EST Tue Dec 12 2017

Date             Tue 12/12/17            Wed 12/13/17            Thu 12/14/17
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                31 34 38     9 16 19    12 20 23     4 12 17    12 19 22
Temp                32 34 33 28 25 22 19 16 16 18 20 18 16 15 15 12 16 18 19 16
Dewpt               28 29 27 23 18 16 13 12 11 11 12 11 11  8 10  8 10  9 10 10
RH                  85 82 78 81 74 77 77 84 80 73 71 73 80 73 80 84 77 67 67 77
Wind dir             S  W  W  W  W NW NW NW NW  W  W NW NW  W NW NW NW  W NW NW
Wind spd             6  8 12 12 12 12 14 20 19 17 17 14 12 10  8  8 11 10 12  6
Wind gust              19 28 32 31 29 35 39 37 39 41 36 34 27 26 23 21 26 27 18
Clouds              OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B1 B2 B2 B2
PoP 12hr                    100         100         100          80          50
QPF 12hr              0.13-0.30   0.12-0.41   0.11-0.26   0.03-0.16        0.04
Snow 12hr                     3         3-9         2-7
Snow                 D  O  O  D  D  D  D  D  D  D  D
Snowshwrs                                             D  L  L  C  C  C  C  C  C
Obvis                                 BS BS BS BS BS
Wind chill          26 27 24 18 14 10  5 -1  0  2  3  1  0 -1  1  0  2  4  7  6
Min chill              14    12     3    -9    -9    -8   -13   -12   -11    -5
Winter Storm         W  W  W  W  W  W  W  W  W  W  W


Date          Fri 12/15/17  Sat 12/16/17  Sun 12/17/17  Mon 12/18/17
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          14    24      17    29      19    33      23    31
Temp          15 14 23 20   19 20 28 24   22 21 29 29   29 24 27 25
Dewpt         10 10 13 14   15 16 19 19   18 19 23 25   25 22 21 21
PWind dir         W     S       S     W      SW     S       W     W
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 OV   OV B2 B2 B2
PoP 12hr         40    40      50    40      30    50      60    40
Snowshwrs      C  C  C  C    C  C  C  C    C  C  C  C    L  L  C  C

$$
NYZ007-122100-
Jefferson-
Including the city of Watertown
932 AM EST Tue Dec 12 2017

Date             Tue 12/12/17            Wed 12/13/17            Thu 12/14/17
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                28 31 35     9 13 19    12 16 21     2  5 13    12 15 20
Temp                29 31 29 25 22 19 16 13 12 15 16 13 10  8  7  5  9 14 14 11
Dewpt               26 27 25 21 17 14 11  8  7  7  7  6  5  2  2  0  2  4  5  5
RH                  88 85 85 84 81 80 80 80 80 70 67 73 80 76 79 79 72 64 67 76
Wind dir            SE  W  W  W NW NW NW NW  W  W  W  W  W  W  W  W NW  W  W  W
Wind spd             8  6  9  8  8 10 11 14 14 16 14 13 11  8  6  5  8  9  9  6
Wind gust                 20    19 26 29 34 33 36 37 34 29 24 21 18       20 18
Clouds              OV OV OV OV OV OV OV OV OV OV OV B2 SC SC SC SC SC SC B1 SC
PoP 12hr                    100         100         100          30          30
QPF 12hr              0.13-0.27   0.07-0.28   0.05-0.23        0.02        0.01
Snow 12hr                     3         2-6         1-7
Snow                 D  O  O  O  O  O  O  D  D  D  D
Snowshwrs                                          L  C  S  C  C  C  C  C  C  S
Obvis                                    BS       BS
Wind chill          22 24 21 17 13  7  3 -3 -4 -1 -1 -4 -6 -7 -5 -7 -3  1  4  1
Min chill              14    12     3   -10    -9    -9   -14   -13   -11    -5
Winter Storm         W  W  W  W  W  W  W  W  W  W  W


Date          Fri 12/15/17  Sat 12/16/17  Sun 12/17/17  Mon 12/18/17
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           8    23      14    27      15    30      19    29
Temp           8  9 21 19   18 17 26 23   20 18 27 26   26 20 24 22
Dewpt          4  5 13 13   13 13 18 17   16 15 21 22   22 18 19 19
PWind dir         W     S       S     W      SW     S      SW     W
Wind char        LT    LT      LT    LT      LT    GN      GN    LT
Avg clouds    SC B1 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         20    40      50    30      30    50      60    40
Flurries             C                     C  C
Snowshwrs      S  S  C  C    C  C  C  C    C  C  C  C    C  C  C  C

$$
NYZ008-122100-
Lewis-
Including the city of Lowville
932 AM EST Tue Dec 12 2017

Date             Tue 12/12/17            Wed 12/13/17            Thu 12/14/17
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                29 32 35          10    10 13 16     1  4  7          13
Temp                28 30 31 25 21 17 13 10 10 12 13 10  9  6  6  4  8 12 13  9
Dewpt               25 27 27 21 16 14  9  6  5  5  6  5  4  2  2  0  2  3  4  4
RH                  88 88 85 84 81 88 84 83 80 73 73 80 80 83 83 83 76 66 67 80
Wind dir            SE SW  W  W NW NW NW NW  W  W  W  W  W  W  W  W  W  W  W NW
Wind spd            11  6  8  9  8  9 10 13 13 14 14 13 11  9  6  6  9  9 10  5
Wind gust                                24 28 33 35 29 25 19          19
Clouds              OV OV OV OV OV OV OV OV OV OV OV OV B1 B1 SC B1 SC B1 B1 SC
PoP 12hr                    100         100         100          40          30
QPF 12hr              0.13-0.29   0.09-0.27   0.07-0.23        0.02        0.02
Snow 12hr                     3         2-6         2-7
Snow                 D  O  O  O  O  O  O  D  D  D  D
Snowshwrs                                             C  C  C  C  C  C  C  C  S
Obvis                                             BS
Wind chill          18 23 24 15 11  6  1 -7 -6 -5 -5 -7 -9-10 -7 -8 -5 -2  1 -1
Min chill              12    10     1   -12   -12   -12   -16   -15   -14    -8
Winter Storm         W  W  W  W  W  W  W  W  W  W  W


Date          Fri 12/15/17  Sat 12/16/17  Sun 12/17/17  Mon 12/18/17
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           6    20      11    25      13    29      18    28
Temp           6  7 19 16   15 15 24 20   17 17 26 24   25 20 23 20
Dewpt          3  4 11 11   11 11 16 16   14 14 20 21   21 18 19 18
PWind dir         W     S       S     W      SW     S      SW     W
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC B1 B2 B2   B2 B2 B2 B2   B2 B2 B2 OV   OV B2 B2 B2
PoP 12hr         20    30      50    40      30    50      60    40
Flurries             C  C
Snowshwrs      S  S  C  C    C  C  C  C    C  C  C  C    L  L  C  C

$$



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