Area Forecast Matrices
Issued by NWS Buffalo, NY

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FOUS51 KBUF 150232
AFMBUF

Area Forecast Matrices
National Weather Service Buffalo NY
932 PM EST Thu Dec 14 2017

NYZ001-150900-
Niagara-
Including the city of Niagara Falls
932 PM EST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                 8 11 17          28          22          27          18
Temp                15 13 12 13 22 26 28 27 26 24 23 23 24 27 26 23 21 20 19 19
Dewpt               10 11 10 11 13 15 17 20 19 17 16 16 19 18 18 16 16 16 17 18
RH                  80 91 91 91 68 62 63 74 74 74 74 74 81 68 71 74 81 84 92 96
Wind dir            SW SW SW SW SW SW  S SW SW  W  W  W  W NW NE  E  E  E  E  E
Wind spd             8  6  6  6  8 10 13 13 14 19 18 14 10  9  8  4  6  9  9  9
Wind gust           19 17 17          24 26 32 39 36 31 23
Clouds              B1 SC SC B1 B2 OV OV OV B2 B1 SC B2 B2 OV B2 B2 B2 B2 B2 B2
PoP 12hr                     20         100          90          40          40
QPF 12hr                      0   0.08-0.29   0.01-0.09        0.04           0
Snow 12hr                 00-00         1-5           1
Flurries            SC
Snow                                   D  D
Snowshwrs                     S  C  C  L    SC    SC  C  C  C  C  C
Tstms                                     L
Wind chill           5  3  1  2 12 16 16 16 14  9  9  9 14 17 18 17 15 13 10 10
Min chill               1    -1     5    14     7     6     9    14    11     6
Winter Weath                        Y  Y  Y


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

Max/Min          34      29    39      33    41      29    34      24    36
Temp          33 31   32 33 38 36   36 36 40 36   32 30 32 29   27 27 34 32
Dewpt         24 26   29 31 34 32   32 32 34 30   25 24 23 20   20 21 24 26
PWind dir         E      SE    SW      SW    SW       W     W       W     W
Wind char        LT      LT    GN      GN    GN      BZ    WY      BZ    GN
Avg clouds    B2 B2   OV OV OV B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         50      50    40      40    60      40    40      20    30
Rain                                       L  L
Rain shwrs                   C  C    C  C
Snow                                       L
Snowshwrs              C  C  C       C  C          C  C  C  C    S  S  C  C

$$
NYZ010-150900-
Northern Erie-
Including the city of Buffalo
932 PM EST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                 8 11 17          27          21          27          20
Temp                14 12 11 14 21 26 26 26 26 23 22 22 24 26 26 23 22 21 20 20
Dewpt               10 10 10 11 13 15 17 19 18 16 15 15 19 19 19 17 16 16 18 19
RH                  84 91 96 88 71 62 68 74 71 74 74 74 81 74 74 77 77 81 92 96
Wind dir            SW SW SW  S  S SW SW SW  W  W  W  W  W NW NE  E  E  E  E  E
Wind spd             4  4  4  4  6 13 14 17 16 20 20 14 12  8  5  6  5  4  4  4
Wind gust                             27 28 33 41 41    24 18
Clouds              SC SC B1 B2 B2 OV OV OV B2 B2 SC B2 B2 OV B2 B2 B2 B2 B2 B2
PoP 12hr                     20          90         100          40          40
QPF 12hr              0.00-0.06   0.02-0.34   0.05-0.20        0.05           0
Snow 12hr                     T         0-5         1-5
Snow                                      D
Snowshwrs               C  C  C  C  C SC    SC           C  C  C  C
Tstms                                     L
Wind chill           7  5  4  7 12 14 14 13 13  8  7  8 12 18 20 16    15 13 13
Min chill               0    -1     7    10     7     6     8    14    12     9
Winter Weath                           Y  Y  Y


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

Max/Min          34      30    39      33    40      28    33      24    37
Temp          33 31   33 34 38 36   36 36 40 35   31 30 32 28   26 27 34 32
Dewpt         25 27   30 31 34 33   32 32 34 30   25 24 23 21   20 21 24 26
PWind dir        SE       S    SW      SW    SW       W     W       W     W
Wind char        LT      LT    LT      GN    GN      BZ    WY      BZ    GN
Avg clouds    B2 B2   OV OV OV B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         50      50    40      40    60      40    40      30    30
Rain                                       L  L
Rain shwrs                   C  C    C  C
Snow                                       L
Snowshwrs              C  C  C       C  C          C  C  C  C    C  C  C  C

$$
NYZ002-150900-
Orleans-
Including the city of Medina
932 PM EST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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 12 16          27          22          26          17
Temp                16 15 13 14 21 26 27 27 26 24 24 23 24 26 26 22 20 19 17 17
Dewpt               12 12 12 12 13 15 17 19 19 17 17 16 18 18 17 16 15 14 17 17
RH                  84 88 96 92 71 62 65 71 74 74 74 74 77 71 68 77 81 80100100
Wind dir            SW SW SW SW SW SW  S SW SW  W  W  W  W  N  N NE  E  E  E  E
Wind spd             9  8  8  8  9 10 12 12 12 19 19 14 10  9  6  2  5  8  8  9
Wind gust           20 18 18          23 27 29 39 37 32 24
Clouds              B1 SC SC B1 B2 B2 OV OV B2 B1 B1 B2 B2 OV B2 B2 B2 B2 B2 B2
PoP 12hr                     30          70          80          40          30
QPF 12hr                      0   0.02-0.09   0.02-0.09        0.03           0
Snow 12hr                 00-00           1           1
Flurries            SC SC
Snow                                      D
Snowshwrs            C           S  S SC  L SC IS SC  C  S  C  C  C
Wind chill           4  4  2  3 11 16 16 16 15  9 10 10 14 17 18       12  8  8
Min chill               1     0     6    13     8     7     9    16    11     6


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

Max/Min          33      28    39      33    41      29    34      24    36
Temp          32 30   31 33 38 36   36 36 40 36   32 30 32 29   27 27 33 31
Dewpt         23 25   29 30 34 33   32 32 34 31   26 24 23 21   21 21 24 26
PWind dir         E      SE    SW      SW    SW       W     W       W     W
Wind char        GN      LT    GN      GN    GN      WY    WY      WY    GN
Avg clouds    B2 B2   OV OV OV B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         50      50    40      40    60      40    40      20    30
Rain                                       L  L
Rain shwrs                   C  C    C  C
Snow                                       L
Snowshwrs              C  C  C       C  C          C  C  C  C    S  S  C  C

$$
NYZ011-150900-
Genesee-
Including the city of Batavia
932 PM EST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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          26          20          26          17
Temp                12 10 10 12 20 25 25 25 24 22 22 20 22 25 25 21 19 18 17 17
Dewpt                9  9  9 11 13 14 15 17 18 16 15 14 17 18 18 16 15 14 16 17
RH                  87 96 96 96 74 62 65 71 77 77 74 77 81 74 74 81 84 84 96100
Wind dir            SW SW SW SW SW SW SW SW SW  W  W  W  W NW  N  E  E  E  E  E
Wind spd             6  5  5  5  6 10 11 13 10 18 18 14  8  8  5  4  4  4  4  3
Wind gust                                24 25 32 28    21
Clouds              SC SC B1 B2 B2 B2 OV OV OV B1 SC B2 B2 OV B2 B2 B2 B2 B2 B2
PoP 12hr                     10          50          90          40          40
QPF 12hr                      0   0.00-0.07   0.02-0.15        0.04           0
Snow 12hr                 00-00           T         0-4
Snow                                      D
Snowshwrs                     S  S  S SC SC  L           C  C  C  C
Wind chill           2 -1  0  3 11 14 14 13 14  8  7  7 13 17 18    13     9  9
Min chill              -3    -3     5     9     5     5     7    12    10     6


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

Max/Min          33      28    38      32    40      28    32      23    35
Temp          31 30   32 34 37 35   36 36 39 34   31 29 30 27   26 26 33 31
Dewpt         24 25   29 31 34 32   32 32 34 30   26 24 22 21   20 21 24 25
PWind dir         E       S    SW      SW    SW       W     W       W     W
Wind char        LT      LT    LT      LT    GN      BZ    WY      BZ    GN
Avg clouds    B2 B2   OV OV OV B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         50      50    40      40    60      40    40      20    30
Rain                                       L  L
Rain shwrs                   C  C
Snow                                       L  L
Snowshwrs              C  C  C  C    C  C          C  C  C  C    S  S  C  C

$$
NYZ085-150900-
Southern Erie-
Including the cities of Orchard Park and Springville
932 PM EST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                10 14 20    22 25 29    19 22 26    23 26 29    16 19 23
Temp                17 17 15 17 19 24 24 25 26 24 23 23 23 25 26 23 21 20 20 20
Dewpt               12 12 12 12 12 13 15 17 19 17 16 16 18 19 20 18 18 18 19 19
RH                  80 80 88 80 74 62 68 71 74 74 74 74 81 78 78 81 88 92 96 96
Wind dir             W SW SW SW  S SW SW SW  W  W  W  W  W  W  N  E SE  S  S  S
Wind spd             4  4  4  6 10 13 14 16 18 20 20 13 12  9  3  5  3  3  3  3
Wind gust           18    14    20 25 28 28 40 39 36 27 27 20
Clouds              B2 OV OV OV B2 B2 B2 OV OV OV B2 B2 B2 OV OV B2 B2 B2 B2 B2
PoP 12hr                     60          60         100          60          40
QPF 12hr              0.02-0.19   0.02-0.13   0.16-0.30   0.06-0.15           0
Snow 12hr                   0-3           1         4-7
Snow                                      D  D
Snowshwrs            L  L  L  C  S  S SC  L     L SC  C  L  L  L  C
Tstms                                        L
Wind chill          11 11  7  8  8 11 12 11 12  8  8 10 11 15    15 15 13 10 10
Min chill               3     2     3     6     3     2     6    12     9     6
Winter Storm                              A  A  A  A  A  A


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

Max/Min          35      30    39      32    39      27    32      23    36
Temp          34 33   33 34 37 35   35 35 38 34   30 28 30 27   25 26 33 32
Dewpt         26 27   30 31 34 32   32 32 33 29   25 23 21 20   20 20 24 26
PWind dir        SW      SW    SW      SW    SW       W     W       W     W
Wind char        LT      LT    GN      GN    GN      BZ    WY      BZ    GN
Avg clouds    B2 B2   OV OV OV OV   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         50      50    40      40    60      60    50      40    30
Rain                                       L  L
Rain shwrs                   C  C    C  C
Snow                                       L  L    L  L
Snowshwrs              C  C  C  C    C  C          C  C  C  C    C  C  C  C

$$
NYZ012-150900-
Wyoming-
Including the city of Warsaw
932 PM EST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      10    21 23 27          19    22 24 28          16
Temp                13 12 11 13 17 22 23 23 23 21 21 20 21 23 24 20 19 17 16 16
Dewpt                9  9 10 11 11 12 13 15 17 15 14 13 16 17 18 16 16 15 16 16
RH                  84 87 96 91 77 65 65 71 77 77 74 74 81 77 77 84 88 92100100
Wind dir             W SW SW SW SW SW SW SW  W  W  W  W  W  W  N  E SE  S SW  S
Wind spd             6  5  5  6  9 12 12 14 10 19 19 14 11 10  4  4  3  3  2  2
Wind gust                             23 28 29 36 36 31 24 20
Clouds              B1 B2 B2 OV B2 B2 B2 OV OV B2 B1 B2 OV OV B2 B2 B2 B2 B2 B2
PoP 12hr                     20          50          90          50          40
QPF 12hr                      0        0.01   0.04-0.27   0.04-0.11           0
Snow 12hr                 00-00           T         1-7
Flurries            SC    SC
Snow                                         D
Snowshwrs            C  C     S       IS  L  L SC IS  C  C  C  C  C
Tstms                                        L
Wind chill           3  3  2  3  6 10 11  9 12  6  6  6  9 13 18 13 12 10  7  7
Min chill              -2    -1     1     5     2     1     2    10     7     4
Winter Storm                              A  A  A  A  A  A


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

Max/Min          33      29    37      31    38      26    30      22    35
Temp          32 31   31 32 36 34   34 34 37 33   29 27 28 25   24 24 31 31
Dewpt         24 26   29 30 33 32   31 31 32 29   25 22 21 19   19 20 23 25
PWind dir        SW      SW    SW      SW    SW       W     W       W     W
Wind char        LT      LT    GN      GN    GN      BZ    BZ      BZ    GN
Avg clouds    B2 B2   OV OV OV B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         50      50    40      40    60      60    50      40    30
Rain                                       L  L
Rain shwrs                      C
Snow                                       L  L    L  L
Snowshwrs              C  C  C  C    C  C          C  C  C  C    C  C  C  C

$$
NYZ019-150900-
Chautauqua-
Including the city of Jamestown
932 PM EST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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 14 21    21 24 29    19 22 27    25 28 31    17 20 24
Temp                18 18 15 15 18 22 24 24 25 23 23 23 23 26 28 24 22 21 20 20
Dewpt               13 11 10  9 11 12 14 17 18 17 17 17 19 20 22 21 19 18 19 20
RH                  80 73 80 77 73 65 65 74 74 77 77 77 84 78 78 88 88 88 96100
Wind dir            SW SW SW  S  S SW SW SW  W  W  W SW SW SW  W  S SW SW SW SW
Wind spd             6  6  8  9 11 14 16 17 19 18 17 13 14 12  6  4  6  9  8  6
Wind gust           18 18 19 21 25 28 32 34 44 44 37 31 31 25 17          18
Clouds              OV OV OV OV B2 B2 B2 OV OV OV OV OV OV OV OV B2 B2 B2 B1 B1
PoP 12hr                     60          60         100          80          40
QPF 12hr              0.00-0.18        0.02   0.09-0.36   0.08-0.14           0
Snow 12hr                   0-3           T         2-9
Flurries                  SC
Snow                                      D  D  D  D  D
Snowshwrs            L  D  C  C       SC  L        L     L  L  L  C
Tstms                                        L  L
Wind chill          10  8  4  3  5  9 11 11 11  9 10 10 11 15 21    15 13 10  9
Min chill               3    -1     1     5     4     4     5    12     9     6
Winter Storm                              A  A  A  A  A  A


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

Max/Min          36      31    38      32    38      26    31      23    37
Temp          34 34   33 33 36 35   35 34 38 33   30 27 29 26   25 25 34 32
Dewpt         26 27   30 31 33 31   31 31 32 28   24 22 21 19   19 20 24 25
PWind dir        SW      SW    SW      SW    SW       W     W      SW    SW
Wind char        LT      LT    GN      GN    GN      BZ    BZ      GN    GN
Avg clouds    B2 B2   OV OV OV OV   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         50      50    40      40    60      60    50      30    30
Rain                                       L  L
Rain shwrs                   C  C    C  C                                 C
Snow                                       L  L    L  L
Snowshwrs              C  C  C  C    C  C                C  C    C  C  C  C

$$
NYZ020-150900-
Cattaraugus-
Including the city of Olean
932 PM EST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                10 11 18    20 23 27    18 20 24    23 26 29    15 17 21
Temp                15 15 12 12 16 21 22 22 22 21 21 21 22 25 26 22 20 19 17 17
Dewpt               11 10  9  8 10 11 12 14 16 15 15 15 17 18 19 19 18 17 17 17
RH                  84 80 87 84 77 65 65 71 77 77 77 77 81 74 74 88 92 92100100
Wind dir            SW SW SW SW SW SW SW SW  W  W  W  W SW  W  W  S SW SW SW SW
Wind spd             4  5  6  8  9 11 12 13 14 14 14 10 12 10  5  3  6  6  5  4
Wind gust                          21 26 27 33 37 34 24 25 23 16
Clouds              OV OV OV B2 B2 B2 B2 OV OV OV OV OV OV OV OV B2 B2 B2 B2 B1
PoP 12hr                     50          50          90          70          40
QPF 12hr              0.00-0.15        0.02   0.04-0.32   0.07-0.15           0
Snow 12hr                     T           T         1-8
Flurries               SC SC
Snow                                         D  D  D  D
Snowshwrs            C  C  C  S       IS  L  L  L  L  L  L  L  L  C
Tstms                                        L
Wind chill           7  7  2  2  5  9 11  9 10  7  7  9  9 14 20       12  8  8
Min chill               0    -2     0     6     3     2     4    11     9     5
Winter Storm                              A  A  A  A  A  A


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

Max/Min          35      29    38      31    38      25    30      21    35
Temp          33 32   31 32 36 34   34 33 37 32   28 26 28 25   23 23 32 31
Dewpt         25 27   29 30 32 31   31 31 32 28   24 22 20 19   18 19 23 25
PWind dir        SW      SW    SW      SW    SW       W     W       W    SW
Wind char        LT      LT    GN      LT    GN      GN    BZ      GN    GN
Avg clouds    B2 B2   OV OV OV OV   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         50      50    40      40    60      60    50      40    30
Rain                                       L  L
Rain shwrs                      C                                         C
Snow                                       L  L    L  L
Snowshwrs              C  C  C  C    C  C                C  C    C  C  C  C

$$
NYZ021-150900-
Allegany-
Including the city of Wellsville
932 PM EST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                -1  9 11    20 23 26          19    23 26 29          16
Temp                13 13 10 11 16 22 23 22 22 21 20 20 21 25 26 21 19 18 16 16
Dewpt                8  8  8  8  9 10 12 13 14 14 14 14 16 17 18 18 16 15 16 16
RH                  80 80 91 87 73 59 62 68 71 74 77 77 81 71 71 88 88 88100100
Wind dir             W SW SW SW SW SW SW SW SW  W  W  W  W  W NW NE SW SW SW SW
Wind spd             5  5  5  6  8 11 12 12 14 16 14 11 12 10  5  2  5  5  5  4
Wind gust                             23 25 31 36 35 25 25 23 16    18
Clouds              B2 OV B2 B2 B2 B2 B2 OV OV B2 OV B2 OV OV OV B2 B2 B2 B2 B1
PoP 12hr                     20          30          70          60          40
QPF 12hr                      0        0.01   0.02-0.11        0.06           0
Snow 12hr                 00-00       00-00           1
Flurries            SC
Snow                                         D
Snowshwrs                                SC  L  L  L  C  L  C  C  C
Wind chill           4  5  0  0  5 10 11 10  9  7  6  7  9 14 19       11  7  7
Min chill              -7    -4    -2     5     1     1     3    11     8     3


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

Max/Min          34      29    38      31    39      25    31      21    35
Temp          33 32   31 32 36 34   34 33 37 33   29 26 29 25   23 23 32 31
Dewpt         23 25   28 29 32 30   30 30 31 28   23 21 19 18   17 18 21 23
PWind dir        SW      SW    SW      SW    SW       W     W       W     W
Wind char        LT      LT    LT      LT    GN      GN    BZ      GN    GN
Avg clouds    B2 B2   OV OV OV B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         50      50    40      40    60      50    40      30    30
Rain                                       L  L
Rain shwrs                      C
Snow                                       L  L
Snowshwrs              C  C  C  C    C  C          C  C  C  C    C  C  C  C

$$
NYZ013-150900-
Livingston-
Including the city of Geneseo
932 PM EST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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          26          20    22 26 28          16
Temp                12 11 10 13 20 25 25 24 24 23 22 21 22 25 26 21 19 17 16 16
Dewpt                7  8  9 10 11 12 13 15 17 16 14 13 16 18 18 17 15 14 16 16
RH                  80 87 96 87 67 57 60 68 74 74 71 71 77 74 71 84 84 88100100
Wind dir            SW SW  S  S SW SW SW SW SW  W  W  W  W  W  N NE SE SE SE SE
Wind spd             6  5  5  6  9 11 10 11  9 14 16 11  6  8  5  3  3  2  2  2
Wind gust                             23 24 26 33 33 27 24 21
Clouds              B1 B1 B1 B2 B2 B2 B2 OV OV B2 B1 B1 B2 OV B2 B2 B2 B2 B2 B2
PoP 12hr                     10          30          70          40          40
QPF 12hr                      0           0        0.02        0.04           0
Snow 12hr                 00-00       00-00           1
Snowshwrs                                SC  L SC        C  C  C  C
Wind chill           3  1  0  3 10 15 15 13 14  9  8  9 14 17 19       11  7  7
Min chill              -6    -4     0     7     3     2     3    10     6     1


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

Max/Min          34      29    39      32    41      28    33      23    36
Temp          32 31   32 34 38 36   36 35 39 35   32 29 31 27   26 25 33 32
Dewpt         24 25   28 30 34 32   31 31 33 29   25 23 21 20   19 20 23 25
PWind dir        SE       S    SW       S    SW       W     W       W     W
Wind char        LT      LT    LT      LT    GN      GN    BZ      BZ    GN
Avg clouds    B2 B2   OV OV OV OV   B2 B2 B2 B2   B2 B2 B2 B2   B1 B2 B2 B2
PoP 12hr         50      50    40      40    60      40    40      20    30
Rain                                       L  L
Rain shwrs                   C  C    C  C
Snow                                       L  L
Snowshwrs              C  C  C  C    C  C          C  C  C  C    S  S  C  C

$$
NYZ014-150900-
Ontario-
Including the city of Canandaigua
932 PM EST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                       8    22 27 29          20    21 26 28          15
Temp                13 10  9 12 21 26 26 25 24 22 22 21 22 25 26 20 18 17 15 15
Dewpt                9  9  9 10 12 12 14 15 16 15 15 13 15 17 17 16 14 13 15 15
RH                  84 96100 91 68 55 60 65 71 74 74 71 74 71 68 84 84 84100100
Wind dir             W SW SW SW SW SW SW SW SW  W  W  W  W  W  N NE  S SE SE  E
Wind spd             8  6  6  5  8  9  8 10 11 13 17 13  8  6  5  2  2  3  3  2
Wind gust           18                20 24 24 32 36 32 21 20
Clouds              SC SC SC B1 B2 B2 B2 OV OV B1 SC B1 B2 OV B2 B2 B2 B2 B2 B2
PoP 12hr                     10          30          60          40          30
QPF 12hr                      0           0        0.02        0.03           0
Snow 12hr                 00-00       00-00           T
Snowshwrs                                SC  L SC        C  C  C  C
Wind chill           1 -1 -2  2 11 17 17 15 13 10  8  8 13 17 18           7  7
Min chill              -6    -5     1     6     2     0     2    10     5     2


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

Max/Min          32      27    39      32    40      28    33      23    35
Temp          31 29   31 33 38 35   35 35 39 35   32 30 31 28   27 26 32 31
Dewpt         22 23   27 30 33 31   30 31 33 30   25 24 21 19   19 20 22 24
PWind dir         E      SE    SW      SW     S       W     W       W     W
Wind char        LT      LT    LT      LT    GN      GN    BZ      BZ    GN
Avg clouds    B2 B2   OV OV OV OV   B2 B2 B2 B2   B2 B2 B2 B2   B1 B2 B2 B2
PoP 12hr         50      50    40      40    60      40    40      20    30
Rain                                       L  L
Rain shwrs                   C  C    C  C
Snow                                       L
Snowshwrs              C  C  C  C    C  C          C  C  C  C    S  S  C  C

$$
NYZ003-150900-
Monroe-
Including the city of Rochester
932 PM EST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                 7 11 16          28          22          27          17
Temp                15 13 12 13 22 27 27 26 26 24 24 22 24 26 26 21 20 18 17 17
Dewpt               11 11 11 12 13 15 16 17 19 17 16 15 17 18 17 16 15 14 16 16
RH                  84 91 96 96 68 60 63 68 74 74 71 74 74 71 68 81 81 84 96 96
Wind dir            SW SW SW SW SW  S SW SW SW  W  W  W  W NW  N NE  E  E  E  E
Wind spd             9  8  8  6  8 10 10 12 11 18 18 13  9  8  6  1  3  5  5  6
Wind gust           23 21 20 19       21 28 27 39 40 33 24
Clouds              B1 SC SC B1 B2 B2 OV OV OV B1 B1 B2 B2 OV B2 B2 B2 B2 B2 B2
PoP 12hr                     20          30          60          40          30
QPF 12hr                      0        0.01        0.02        0.02           0
Snow 12hr                 00-00       00-00           T
Flurries            SC SC
Snowshwrs            C                IS SC  L IS IS  C     C  C  C
Wind chill           3  1  0  3 13 17 18 15 16 10 10  9 14 18 19    14     7  8
Min chill              -3    -4     6    13     8     7     9    15    10     4


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

Max/Min          33      28    39      33    41      29    34      24    36
Temp          31 29   31 33 38 36   36 36 40 36   32 31 32 29   27 27 33 31
Dewpt         22 24   28 31 34 33   32 32 34 31   26 25 23 21   21 21 24 25
PWind dir         E      SE    SW      SW    SW       W     W       W     W
Wind char        LT      LT    LT      LT    GN      BZ    WY      BZ    GN
Avg clouds    B2 B2   OV OV OV OV   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         50      50    40      40    60      40    40      30    30
Rain                                       L  L
Rain shwrs                   C  C    C  C
Snow                                       L
Snowshwrs              C  C  C       C  C          C  C  C  C    C  C  C  C

$$
NYZ004-150900-
Wayne-
Including the city of Newark
932 PM EST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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 12 17          29          22          27          15
Temp                16 14 12 13 22 28 28 26 25 24 24 23 24 26 27 21 19 17 15 15
Dewpt               12 11 12 11 14 14 16 18 18 17 17 16 18 18 17 16 15 14 15 15
RH                  84 88100 91 71 55 60 71 74 74 74 74 77 71 65 81 84 88100100
Wind dir            SW SW SW SW  S  S  S  S SW SW  W  W  W NW NW  W  W  E  E  E
Wind spd            11  9  9  8  8  9  8  9 12 13 17 14 10  6  6  2  1  3  5  5
Wind gust           25 21 20 19          25 28 35 39 32 23 17
Clouds              B1 SC SC SC B1 B2 OV OV OV B1 B1 B2 OV B2 B2 B1 B2 B2 B2 B2
PoP 12hr                     30          30          60          70          30
QPF 12hr              0.00-0.12           0        0.02        0.04           0
Snow 12hr                     T       00-00           T
Flurries            SC SC
Snowshwrs            C  C                SC  L SC SC  C     L  C  C
Wind chill           4  2  0  2 13 18 20 17 14 12 11 10 14 19 19    12     7  6
Min chill              -1    -2     5    15    10     8    10    12    10     3


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

Max/Min          32      27    39      33    41      30    34      24    36
Temp          30 29   30 33 38 36   36 36 41 36   33 31 33 29   28 27 33 31
Dewpt         21 23   27 30 34 32   32 32 34 31   27 26 23 22   21 22 23 25
PWind dir         E      SE    SW      SW     S       W     W       W     W
Wind char        LT      LT    LT      LT    GN      BZ    WY      BZ    GN
Avg clouds    B2 B2   OV OV OV OV   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         50      50    40      40    60      40    60      50    30
Rain                                       L  L
Rain shwrs                   C  C    C  C
Snow                                                     L  L
Snowshwrs              C  C  C       C  C          C  C  C  C    C  C  C  C

$$
NYZ005-150900-
Northern Cayuga-
Including the city of Fair Haven
932 PM EST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                10 12 17          27          22          27          13
Temp                17 15 12 13 21 26 27 26 25 24 24 23 24 26 26 20 17 15 13 13
Dewpt               11 10 10 10 13 14 16 17 17 17 17 16 18 17 17 16 14 13 13 13
RH                  77 80 91 87 71 60 63 68 71 74 74 74 77 68 68 84 88 92100100
Wind dir            SW SW SW SW  S  S  S  S SW SW  W  W  W NW NW  W  W SE  E  E
Wind spd             9  8  8  8  8  9  6  8 12 11 14 13 10  6  6  3  2  3  4  4
Wind gust                             17 18 26 29 36 29 23 18 18
Clouds              B2 B1 B1 SC B1 B2 OV OV OV B2 B2 B2 OV OV B2 B1 B2 B2 B2 B2
PoP 12hr                     40          40          60          70          20
QPF 12hr              0.00-0.19        0.01        0.02        0.04           0
Snow 12hr                   0-3           T           1
Flurries            SC SC SC
Snowshwrs            C  C  C              L  L SC SC  C  C  L  C  C
Wind chill           5  4  1  2 11 17 20 18 14 12 11 10 14 18 19           6  4
Min chill               1    -2     5    16    11     9    10    12     8     2


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

Max/Min          31      26    39      33    41      30    34      24    35
Temp          30 28   30 32 38 36   36 36 41 37   34 32 33 29   28 27 32 31
Dewpt         19 22   26 29 33 32   31 32 33 31   27 26 22 22   21 21 22 25
PWind dir        NE       E     S      SW     S      SW     W       W     W
Wind char        LT      LT    LT      LT    GN      BZ    WY      BZ    GN
Avg clouds    B2 B2   OV OV OV OV   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         50      50    40      40    60      50    60      50    30
Rain                                       L  L
Rain shwrs                   C  C    C  C
Snow                                       L             L  L
Snowshwrs              C  C  C       C  C          C  C          C  C  C  C

$$
NYZ006-150900-
Oswego-
Including the city of Oswego
932 PM EST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                 7 13 18    20 25 28    18 23 25    20 25 27     1  8 13
Temp                17 17 14 14 19 24 25 25 24 24 24 24 23 25 24 16 13 10  8  8
Dewpt               11  9 11 11 12 14 15 17 17 17 18 17 17 14 13 11 10  9  8  8
RH                  77 70 88 88 74 65 65 71 74 74 77 74 77 62 62 80 87 96100100
Wind dir             W SW SW  S  S  S  S  S SW SW  W  W  W NW NW NW  E  E  E  E
Wind spd             8  4  4  5  6  9  8  6  9 10 14 12  9  9  6  3  2  4  3  3
Wind gust           23 14 14 16 18       19 26 29 37 33 25 21 18
Clouds              B2 OV B2 B2 B2 B2 B2 OV OV OV OV OV OV B2 B1 SC B1 B1 B2 B2
PoP 12hr                     80          50          80          90          10
QPF 12hr              0.03-0.32        0.02   0.02-0.40   0.03-0.18           0
Snow 12hr                   0-6           T        1-12
Snow                                            D  D  D  D
Snowshwrs            D  D  L  C           L  L SC  L  C  C  C
Wind chill           7 10  8  6 10 15 17 17 15 13 12 12 13 15 16              0
Min chill              -1     1     2     8     7     7     6     3     1    -7
Lk Eff Snow                                  W  W  W  W  W
Winter Weath         Y  Y  Y


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

Max/Min          29      23    38      32    40      28    33      20    33
Temp          27 26   27 29 36 34   34 34 39 36   33 30 31 28   25 23 30 29
Dewpt         16 19   22 26 32 31   30 31 32 31   27 25 21 20   18 18 20 23
PWind dir        NE       E     S       S     S       W     W       W     W
Wind char        LT      LT    LT      LT    GN      GN    BZ      BZ    GN
Avg clouds    B2 B2   OV OV OV OV   OV OV OV B2   B2 OV B2 B2   B2 B2 B2 B2
PoP 12hr         50      50    40      50    60      60    60      50    30
Rain                                       L  L
Rain shwrs                      C    C  C
Snow                                       L  L    L  L  L  L
Snowshwrs              C  C  C  C    C  C                        C  C  C  C

$$
NYZ007-150900-
Jefferson-
Including the city of Watertown
932 PM EST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                -2  5 17    20 25 30    18 20 25    20 23 27    -2  1 11
Temp                11  7  5 11 18 24 25 25 25 24 24 22 20 23 22 12  8  5  2  1
Dewpt                4  4  4  7 12 14 15 17 18 19 19 15 12 10  9  7  6  4  2  1
RH                  73 87 95 83 77 65 65 71 74 81 81 74 71 57 57 80 91 95100100
Wind dir             W  W  S  S  S  S  S  S  S SW  W  W  W  W NW  N  E  E NE NE
Wind spd             8  4  3  4 10 12 10 10 10  9 13 12 10 10  6  3  4  4  4  4
Wind gust           28 24 17    28 31 24 25 32 26 47 35 25 25 17       14 14 14
Clouds              SC SC B1 B2 B2 B2 OV OV OV OV OV B2 B1 B1 SC SC SC SC B1 B1
PoP 12hr                     20          50          90          30          10
QPF 12hr              0.00-0.12   0.02-0.16   0.06-0.48           0           0
Snow 12hr                     T           1        2-13
Flurries                  SC
Snow                                         D  D  D
Snowshwrs               C  C  C  C  C SC  L  L  L  L  C  C
Tstms                                           L  L
Wind chill          -1 -1     2  7 12 14 15 14 15 12 10  9 12 14          -4 -6
Min chill             -10   -11     0     8     8     7     5     1    -6   -12
Lk Eff Snow                                  W  W  W  W


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

Max/Min          25      18    36      29    39      27    32      16    29
Temp          23 21   22 24 33 32   34 33 37 35   32 29 30 26   22 19 25 25
Dewpt         11 14   17 21 29 29   30 30 32 30   27 24 20 18   14 13 16 19
PWind dir        NE       E     S       S     S      SW     W       W     W
Wind char        LT      LT    LT      LT    GN      GN    BZ      GN    GN
Avg clouds    B1 B2   OV B2 B2 B2   B2 OV OV B2   B2 B2 B2 B2   B1 B1 B2 B2
PoP 12hr         50      50    50      50    60      60    50      30    30
Rain                                       L  L
Snow                                       L  L    L  L  L  L
Snowshwrs              C  C  C  C    C  C          C  C  C  C    S  S  C  C

$$
NYZ008-150900-
Lewis-
Including the city of Lowville
932 PM EST Thu Dec 14 2017

Date           12/14/17      Fri 12/15/17            Sat 12/16/17            Sun
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                -1  3 11          21          18          21           0
Temp                 8  5  4 10 15 20 21 21 20 20 21 20 18 21 20 11  7  4  1  0
Dewpt                3  3  4  7  9 11 12 14 14 15 17 15 11  9  8  6  5  3  1  0
RH                  79 91100 87 77 67 68 74 77 81 84 81 73 59 59 80 91 95100100
Wind dir             W  W SW  S  S  S  S  S  S SW SW  W  W  W NW NW NE SE  S  S
Wind spd             6  4  3  4  6 10  9  8  8  9  9  9  9  9  8  3  1  2  1  1
Wind gust                                   20 20 25 24 23 21
Clouds              B1 B1 B2 B2 B2 B2 B2 OV OV OV OV B2 B2 B1 SC SC SC SC B1 B1
PoP 12hr                     20          50          90          80          10
QPF 12hr              0.00-0.08        0.02   0.07-0.46   0.00-0.16           0
Snow 12hr                     T           T        2-13
Flurries               SC SC
Snow                                         D  D  D  D
Snowshwrs            D  D  C  S       SC  L  L        C  C
Tstms                                              L
Wind chill          -2 -3 -2  1  4  9 11 11 10  9 10  9  7 10 10  4
Min chill             -12   -13    -1     6     4     4     3    -2    -4   -11
Lk Eff Snow                                  W  W  W  W  W


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

Max/Min          25      17    35      28    36      24    29      14    28
Temp          23 21   21 24 33 31   31 31 35 32   29 26 27 23   19 17 25 24
Dewpt         11 14   18 21 29 29   28 28 30 29   25 22 19 17   13 12 16 19
PWind dir        NW      SE     S       S     S      SW     W       W     W
Wind char        LT      LT    LT      LT    GN      GN    BZ      GN    GN
Avg clouds    B1 B2   OV B2 B2 OV   OV OV OV OV   OV OV B2 B2   B2 B1 B2 B2
PoP 12hr         50      50    50      50    60      70    60      40    30
Rain                                          L
Snow                                       L  L    L  L  L  L
Snowshwrs              C  C  C  C    C  C                        C  C  C  C

$$



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