Point Forecast Matrices
Issued by NWS State College, PA

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Point Forecast Matrices
National Weather Service State College PA
1019 AM EST Mon Dec 11 2017

PAZ005-112100-
Bradford-McKean PA
41.80N  78.64W Elev. 2143 ft
1019 AM EST Mon Dec 11 2017

Date             Mon 12/11/17            Tue 12/12/17            Wed 12/13/17
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          24          29           9          17
Temp                   27 27 25 26 26 26 27 28 26 22 17 16 14 13 11 14 16 16 14
Dewpt                  18 18 20 20 22 23 24 26 21 15 12 11  8  8  6  9  8  8  9
RH                     68 68 81 78 85 88 88 92 81 74 80 80 76 80 80 80 70 70 80
Wind dir               SW SW  S  S  S  S SW  W  W  W  W  W  W NW NW NW  W  W  W
Wind spd                4  4  4  5  6  6  6 10 14 14 13 14 12 14 13 17 16 16 10
Wind gust                                         26 25    25 27 26    27
Clouds                 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 OV B2
PoP 12hr                     20         100         100          90          80
QPF 12hr                      0        0.17        0.14        0.13        0.08
Snow 12hr                 00-00           2           2
Snow                          L  L  D  D
Snowshwrs                  S              D  D  L  L  D  D  D  D  D  D  D  D  C
Obvis                                                BS BS BS BS BS BS BS BS
Wind chill                   19 19 18 18 20 19 14  9  3  1  0 -3 -5 -3  1  1  1
Min chill              17    19    18    18    14     3     0    -5    -7     0
Winter Weath                  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


Date          Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
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          10    22      13    25      15    31      24    36
Temp          13 13 21 19   15 13 23 20   18 16 30 29   27 25 35 32
Dewpt          9 10 12 12   12 10 16 15   14 13 18 20   22 23 28 29
PWind dir         W     W      SW    SW       W    SW      SW    SW
Wind char        GN    LT      LT    LT      LT    GN      GN    GN
Avg clouds    OV B2 B2 B2   B2 B2 OV B2   B2 B2 B2 B2   B2 B2 B2 B2
PoP 12hr         40    30      30    40      40    30      20    40
Rain shwrs                                                        C
Snowshwrs      C  C  C  C    C  C  C  C    C  C  C  C    S  S  S  C

$$
PAZ024-112100-
Johnstown-Cambria PA
40.32N  78.83W Elev. 2284 ft
1019 AM EST Mon Dec 11 2017

Date             Mon 12/11/17            Tue 12/12/17            Wed 12/13/17
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          29          32          13          18
Temp                   32 32 30 30 31 32 31 30 27 23 18 16 15 15 13 14 17 17 16
Dewpt                  20 19 20 21 24 26 28 26 20 13 10  8  7  6  6  8  7  7  7
RH                     61 58 66 69 75 78 88 85 74 65 70 70 70 67 73 76 64 64 67
Wind dir               SW SW  S  S  S  S  W  W  W  W  W  W  W  W  W  W  W  W  W
Wind spd                8  6  6  8  9 10 11 17 18 20 20 20 19 21 19 23 18 20 13
Wind gust                                      29 32 34 34 34 34 33    31
Clouds                 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1 B1 B1
PoP 12hr                      5          80          80          70          60
QPF 12hr                      0        0.07        0.10        0.03        0.06
Snow 12hr                 00-00           1           2
Snow                             S  C  D                                      C
Snowshwrs                                 D  D  L  L  L  L  L  L  L  L  L  L
Wind chill             25 26 23 22 23 24 22 18 14  8  1 -1 -2 -3 -5 -5  1  0  2
Min chill              19    23    22    22    14     1    -2    -5    -5     0


Date          Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
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    28      18    35      29    40
Temp          17 19 26 24   22 20 26 24   21 19 33 32   31 30 39 36
Dewpt         10 14 17 17   17 16 19 17   15 14 19 21   23 25 30 30
PWind dir         W     W       W     W       W    SW      SW     W
Wind char        GN    LT      LT    LT      GN    GN      GN    GN
Avg clouds    B2 B2 B2 B2   B2 B2 B2 B2   B1 B1 B1 B1   SC B1 B1 B2
PoP 12hr         40    40      30    40      20    10      10    30
Rain shwrs                                                        C
Snow           C  C
Snowshwrs            C  C    C  C  C  C    S  S                   C

$$
PAZ025-112100-
Altoona-Blair PA
40.30N  78.32W Elev. 1504 ft
1019 AM EST Mon Dec 11 2017

Date             Mon 12/11/17            Tue 12/12/17            Wed 12/13/17
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                      37          30          35          15          23
Temp                   36 36 32 31 31 31 31 34 33 28 23 20 19 17 16 19 22 22 20
Dewpt                  20 21 22 23 25 27 27 28 21 14 12  9  7  7  6  9  6  7  7
RH                     52 54 66 72 78 85 85 78 61 55 62 62 59 64 64 64 49 52 56
Wind dir               SW SW  S  S  S  S SW  W  W  W  W  W  W  W  W  W  W  W  W
Wind spd                6  4  4  4  5  5  6 12 17 18 17 18 17 19 17 21 19 19 12
Wind gust                                      28 32 32 33 34 35 34 33 32
Clouds                 B2 B2 B2 B2 OV OV B2 B2 B2 B1 B1 B2 B1 B2 B1 B1 B1 SC B1
PoP 12hr                      5          70          50          30          30
QPF 12hr                      0        0.04        0.02        0.01           0
Snow 12hr                 00-00           T           T
Snow                                C  L                                      C
Snowshwrs                                 C  C  C  S  C  C  C  C  C  C  C  C
Wind chill             30          25 25 24 25 22 15  9  5  4  0  0  2  7  7  7
Min chill              23    27    25    24    22     9     4     0    -1     7


Date          Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
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    30      22    32      20    38      29    42
Temp          20 20 28 26   24 22 30 27   23 21 37 33   31 30 41 37
Dewpt         10 13 16 17   18 16 19 18   16 15 18 21   23 24 30 30
PWind dir         W    SW       W     W       W    SW      SW    SW
Wind char        GN    LT      LT    LT      LT    GN      LT    GN
Avg clouds    B1 B2 B2 B2   B2 B2 B2 B2   B1 SC SC B1   SC SC B1 B2
PoP 12hr         30    30      20    30      10    10      10    20
Rain shwrs                                                        S
Snow           C  C
Snowshwrs            C  C    S  S  C  C

$$
PAZ019-112100-
State College-Southern Centre PA
40.85N  77.85W Elev. 1239 ft
1019 AM EST Mon Dec 11 2017

Date             Mon 12/11/17            Tue 12/12/17            Wed 12/13/17
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                      36          29          35          16          24
Temp                   35 35 31 30 30 31 30 34 34 29 23 21 20 19 17 21 23 23 20
Dewpt                  20 20 20 21 24 26 28 29 23 16 11 10  8  9  8 11  8  8  8
RH                     54 54 63 69 78 81 92 82 64 58 59 62 59 64 67 65 52 52 59
Wind dir                W SW  S  S  S  S SW  W  W  W  W  W  W  W  W  W  W  W  W
Wind spd                4  3  2  3  4  4  5 10 13 13 13 16 13 16 14 19 16 17 11
Wind gust                                         26 27 29 28 28 29 29 28 27
Clouds                 B2 B2 OV B2 OV OV OV OV B2 B1 B1 B2 B2 B2 B2 B2 B1 B1 B1
PoP 12hr                      5          70          60          30          30
QPF 12hr                      0        0.06        0.02           0           0
Snow 12hr                 00-00           1           T
Snow                             S  C  L                                      S
Snowshwrs                                 L  L  C  S  C  C  C  C  C  C  C  C
Wind chill                               24 26 25 18 11  7  7  4  2  6 10  9  8
Min chill              24    30    25    24    23    11     6     2     2     8


Date          Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
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      20    31      20    37      27    42
Temp          19 18 27 25   23 20 30 26   23 21 36 32   30 28 41 36
Dewpt         10 11 14 15   16 15 19 18   16 15 19 21   23 24 30 30
PWind dir         W     W       W    SW       W    SW      SW    SW
Wind char        GN    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B2 B2 B2   B2 B2 B2 B2   B1 B1 B1 B1   B1 B1 B1 B2
PoP 12hr         20    30      20    30      20    10      10    20
Rain shwrs                                                        S
Snow           S  S
Snowshwrs            C  C    S  S  C  C    S  S

$$
PAZ046-112100-
Williamsport-Southern Lycoming PA
41.24N  76.92W Elev. 529 ft
1019 AM EST Mon Dec 11 2017

Date             Mon 12/11/17            Tue 12/12/17            Wed 12/13/17
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                      38          30          39          19          26
Temp                   37 37 33 31 31 32 32 35 38 34 28 24 23 22 21 23 25 25 23
Dewpt                  19 20 21 23 26 27 28 31 28 21 16 13 12 11  9  9  7  8  9
RH                     48 50 61 72 81 81 85 85 67 58 60 62 62 62 59 54 46 48 54
Wind dir                W SW SE SE SE SE  S SW  W  W  W  W  W  W  W  W  W  W  W
Wind spd                3  2  3  4  5  6  6  8  9 12 11 12 11 13 13 17 14 16 10
Wind gust                                            23 23    25 26 27 26
Clouds                 B1 B2 OV OV OV OV OV OV B2 B2 B1 B2 B2 B2 B2 B2 B1 B1 SC
PoP 12hr                      5          60          50          20          20
QPF 12hr                      0        0.11        0.04           0           0
Snow 12hr                 00-00           1       00-00
Snow                             S  C  L
Snowshwrs                                 C  C  S     S  S  S  S  S  S  S  S
Wind chill                         25 26 26 28 32 25 18 12 12  9  8  9 13 12 12
Min chill              28    30    25    24    26    18    12     8     6    12


Date          Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
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    28      21    32      21    38      27    41
Temp          21 20 27 26   23 21 30 27   24 22 37 33   29 28 40 37
Dewpt         10 12 12 14   16 15 19 19   17 15 18 21   22 24 29 30
PWind dir         W     W       W    SW       W    SW       S    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B2 B1 B1   B1 B2 B2 B2   B1 SC B1 B1   B1 B1 B1 B2
PoP 12hr         10    20      20    30      20    10      10    20
Rain shwrs                                                        S
Snowshwrs            S  S    S  S  C  C    S  S

$$
PAZ050-112100-
Selinsgrove-Snyder PA
40.82N  76.86W Elev. 450 ft
1019 AM EST Mon Dec 11 2017

Date             Mon 12/11/17            Tue 12/12/17            Wed 12/13/17
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                      38          29          40          18          27
Temp                   37 37 32 30 31 31 32 36 39 34 27 24 22 22 21 24 26 26 23
Dewpt                  21 20 22 24 27 28 29 32 29 21 17 13 10 10  9 10  7  9 10
RH                     52 50 66 78 85 88 88 85 67 58 65 62 59 59 59 54 44 48 57
Wind dir                W SW  S  S  S  S  S SW  W  W  W  W  W  W  W  W  W  W  W
Wind spd                3  2  3  3  6  6  6  8  9 12 11 12 11 13 12 17 17 16 11
Wind gust                                            25 23 24 25 26 27 29 28
Clouds                 B1 B1 OV B2 OV OV OV OV B2 B1 B1 B2 B1 B2 B1 B1 B1 SC SC
PoP 12hr                      5          50          50          20          20
QPF 12hr                      0        0.05        0.02           0           0
Snow 12hr                 00-00           T       00-00
Snow                                C  C
Snowshwrs                                 C  C  S     S  S  S  S  S  S  S  S
Wind chill                         24 24 26 30 33 25 17 12 10  9  9 10 13 13 12
Min chill              26    29    24    24    26    17    10     8     6    12


Date          Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
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    29      21    32      21    37      25    41
Temp          20 20 28 26   23 21 30 27   24 22 36 32   29 26 40 36
Dewpt          9 13 13 15   17 16 20 21   17 16 18 21   23 23 30 30
PWind dir         W     W       W    SW       W    SW       S    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B2 B1 B1   B1 B2 B2 B2   B1 SC SC B1   SC SC B1 B2
PoP 12hr         10    20      20    30      10    10      10    20
Rain shwrs                                                        S
Snowshwrs            S  S    S  S  C  C

$$
PAZ057-112100-
Harrisburg-Dauphin PA
40.19N  76.76W Elev. 310 ft
1019 AM EST Mon Dec 11 2017

Date             Mon 12/11/17            Tue 12/12/17            Wed 12/13/17
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                      39          30          42          20          28
Temp                   38 38 32 31 33 33 33 38 41 36 29 25 23 23 22 25 27 27 24
Dewpt                  23 23 24 25 28 29 30 33 30 22 16 13 10 11  9 11  9  9  7
RH                     54 54 72 78 82 85 89 82 65 56 58 60 57 59 57 55 46 46 47
Wind dir                W SW  S SE SE SE  S SW  W  W  W  W  W  W  W  W  W  W  W
Wind spd                4  3  3  3  5  6  5  8 12 14 14 16 12 17 14 20 17 18 10
Wind gust                                            27 27 27 28 28 31 29    20
Clouds                 B1 B1 B2 B2 OV OV B2 B2 B2 B1 SC B1 B1 B1 SC SC SC SC SC
PoP 12hr                      5          40          30          20          10
QPF 12hr                      0        0.03           0           0           0
Snow 12hr                 00-00           T       00-00
Rain shwrs                          S     C  C  S
Snow                                   C                                      S
Snowshwrs                           S     C  C  S     S  S  S  S
Wind chill                            27    32 34 27 18 12 11  9  9 11 14 14 14
Min chill              26    29    27    27    28    18    11     8     7    13


Date          Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
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          19    31      24    34      22    38      28    43
Temp          22 22 29 28   25 24 32 28   25 23 37 33   31 29 42 37
Dewpt         10 13 15 17   19 18 21 21   18 16 18 20   24 24 30 30
PWind dir         W     W       W    SW       W    SW      SW    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC B1 B2 B1   B1 B2 B2 B1   SC SC SC SC   SC SC B1 B1
PoP 12hr         20    30      20    30      10     5       5    20
Rain shwrs                                                        S
Snow           S  S
Snowshwrs            C  C    S  S  C  C

$$
PAZ065-112100-
York-York PA
39.92N  76.87W Elev. 480 ft
1019 AM EST Mon Dec 11 2017

Date             Mon 12/11/17            Tue 12/12/17            Wed 12/13/17
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                      39          31          42          19          28
Temp                   38 38 32 32 33 34 33 39 41 36 28 24 23 23 21 25 27 27 23
Dewpt                  23 23 24 25 29 30 30 33 29 21 15 12 11 10  9 10  8  8  8
RH                     54 54 72 75 85 85 89 79 62 54 58 60 59 57 59 52 44 44 52
Wind dir                W SW  S  S  S  S  S SW  W  W  W  W  W  W  W  W  W  W  W
Wind spd                5  3  3  5  6  8  6  9 13 14 14 14 13 16 14 20 18 18 10
Wind gust                                      24 28 29 28 29 31 31 34 33 28 21
Clouds                 B1 B1 B1 B2 OV OV B2 B2 B2 B1 SC B1 SC SC SC SC SC SC SC
PoP 12hr                      0          40          20          20          10
QPF 12hr                      0        0.01           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          S  C  S  S  S
Snow                                                                          S
Snowshwrs                           S  C  S  S  S     S  S  S  S
Wind chill                      26 27 27 27 33 33 27 16 11 11 10  8 11 14 14 12
Min chill              26    29    26    26    26    16    11     8     5    12


Date          Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
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          19    31      24    34      22    38      28    44
Temp          22 23 30 28   26 24 33 28   25 23 37 34   31 29 43 37
Dewpt         10 14 16 18   19 18 21 21   18 16 18 21   24 24 30 31
PWind dir         W    SW       W    SW       W    SW      SW    SW
Wind char        LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC B1 B2 B1   B1 B2 B2 B1   SC SC SC SC   SC SC B1 B1
PoP 12hr         20    30      20    30      10     5       5    20
Rain shwrs                         C  C                           S
Snow           S  S
Snowshwrs            C  C    S  S  C  C

$$
PAZ066-112100-
Lancaster-Lancaster PA
40.12N  76.30W Elev. 403 ft
1019 AM EST Mon Dec 11 2017

Date             Mon 12/11/17            Tue 12/12/17            Wed 12/13/17
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                      39          29          42          19          28
Temp                   38 38 32 30 32 33 32 38 41 37 29 25 22 23 21 25 27 27 24
Dewpt                  24 25 24 25 28 29 31 34 32 26 18 14 12 11 10 12 10 10 10
RH                     57 59 72 81 85 85 96 85 70 64 63 62 65 59 62 57 48 48 54
Wind dir                W SW  S SE SE SE  S SW  W  W  W  W  W  W  W  W  W  W  W
Wind spd                5  3  3  3  5  5  6  8 12 16 14 14 12 16 13 20 18 18 11
Wind gust                                            29 26 27 29 28 33 33 29 21
Clouds                 B1 B1 B1 B2 OV OV B2 B2 B2 B1 B1 B1 B1 B1 SC B1 SC SC SC
PoP 12hr                      0          40          30          20          10
QPF 12hr                      0        0.03           0           0           0
Snow 12hr                 00-00           T       00-00
Rain shwrs                          S  C  C  C  C
Snowshwrs                           S  C  C  C  C     S  S  S  S
Wind chill                         26    26 32 34 28 18 13 10 10  8 11 14 14 13
Min chill              25    29    25    26    26    18    10     8     6    13


Date          Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
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          19    30      23    34      22    38      27    43
Temp          21 21 29 27   25 23 32 28   25 23 37 33   31 28 42 37
Dewpt         11 13 16 17   19 17 21 22   19 17 19 22   25 24 31 31
PWind dir         W     W       N    SW       W    SW      SW    SW
Wind char        GN    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC B1 B2 B1   B1 B2 B2 B1   SC SC SC SC   SC SC B1 B1
PoP 12hr         10    30      20    30      10     5       5    20
Rain shwrs                         C  C                           S
Snowshwrs            C  C    S  S  C  C

$$



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