Area Forecast Matrices
Issued by NWS Brownsville, TX

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Area Forecast Matrices
National Weather Service Brownsville TX
355 AM CST Mon Dec 11 2017

TXZ253-112200-
Hidalgo-
Including the cities of McAllen, Edinburg, Pharr, Mission,
and Weslaco
355 AM CST Mon Dec 11 2017

Date             Mon 12/11/17            Tue 12/12/17            Wed 12/13/17
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      75          45          73    41 44 47          70
Temp             43 51 67 75 64 56 51 48 45 55 69 72 64 55 49 46 44 52 65 70 65
Dewpt            37 42 39 35 38 41 41 41 40 45 42 39 39 38 40 37 37 41 39 35 41
RH               79 71 36 23 38 57 68 77 82 69 37 30 40 53 71 71 76 66 38 27 41
Wind dir         SW  S  S SE SE SE SE SW  W NW  N  N  N  N  N  N  N  N  E SE SE
Wind spd          2  2  3  3  4  4  4  2  2  5 11 11  5  4  2  2  2  2  3  3  3
Clouds           FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC SC
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                    MM          MM          MM


Date               Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            52    76      51    69      47    73      57    76
Temp          53   52 71 69 57   52 63 60 50   47 69 66 60   58 72 71
Dewpt         47   48 53 51 49   42 39 41 43   43 50 54 56   55 58 57
PWind dir          SE    SW       N     N      SE     S       S    SW
Wind char          LT    LT      LT    GN      LT    GN      LT    LT
Avg clouds    SC   B1 B2 B2 B1   B1 B1 SC SC   SC B1 B1 SC   SC B1 SC
PoP 12hr            5    20      10    10       5    10      10    10
Rain shwrs             S  S  S    S

$$
TXZ255-112200-
Inland Cameron-
Including the cities of Brownsville and Harlingen
355 AM CST Mon Dec 11 2017

Date             Mon 12/11/17            Tue 12/12/17            Wed 12/13/17
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      74          46          73    44 46 50          70
Temp             43 53 67 74 62 55 52 49 46 57 70 72 63 56 51 48 46 54 66 70 64
Dewpt            39 43 39 37 41 44 43 42 42 46 44 44 46 43 44 41 40 43 43 40 47
RH               86 69 36 26 46 66 71 77 86 67 39 37 54 62 77 77 79 66 43 33 54
Wind dir          W  W  E  E  E SE  S  W NW NW  N  N  N  N  N  N  N NW  E  E SE
Wind spd          3  3  1  3  4  4  3  2  3  6 11 11  9  5  5  5  4  4  4  5  4
Clouds           FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC SC
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                    MM          MM          MM


Date               Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            54    76      54    68      51    73      60    76
Temp          55   54 72 69 60   54 63 60 53   51 69 66 62   60 73 70
Dewpt         51   51 56 57 53   47 43 45 45   47 54 58 59   58 62 61
PWind dir          SE     S      NW     N      SE     S       S     S
Wind char          LT    LT      LT    GN      LT    GN      GN    GN
Avg clouds    SC   B1 B1 B2 B2   B1 B1 SC SC   SC B1 B1 SC   SC B1 B1
PoP 12hr            5    10      20    20       5    20      10    10
Rain shwrs             S  S  S    S  S  S          S  S

$$
TXZ257-112200-
Coastal Cameron-
Including the cities of Port Isabel, South Padre Island,
Laguna Heights, and Laguna Vista
355 AM CST Mon Dec 11 2017

Date             Mon 12/11/17            Tue 12/12/17            Wed 12/13/17
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      72    46 50 57          70    46 51 56          68
Temp             48 56 66 72 62 57 55 53 51 59 68 70 63 59 55 53 51 58 65 68 64
Dewpt            42 46 43 42 45 46 45 45 45 48 47 49 50 46 47 44 44 46 46 45 50
RH               80 69 43 34 54 67 69 74 80 67 47 47 62 62 74 71 77 64 50 43 60
Wind dir         NW NW NE  E  E SE  S  W NW NW  N  N  N  N  N  N  N  N NE  E  E
Wind spd          4  4  1  4  5  3  3  3  5  9 13 13 11 10  8  8  5  5  4  5  4
Clouds           FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC B1
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                    MM          MM          MM


Date               Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            57    75      57    67      55    72      63    74
Temp          59   57 71 69 62   57 62 60 57   55 68 66 65   63 72 69
Dewpt         52   54 58 59 56   51 47 48 48   49 56 60 61   60 64 63
PWind dir           S     S      NW     N      SE     S       S     S
Wind char          LT    LT      GN    BZ      LT    GN      GN    GN
Avg clouds    B1   B1 B1 B2 B2   B2 B1 SC SC   SC SC B1 SC   SC B1 B1
PoP 12hr            5    10      20    20       5    20      10    10
Rain shwrs             S  S  S    S  S  S          S  S

$$
TXZ252-112200-
Starr-
Including the cities of Rio Grande City and Roma
355 AM CST Mon Dec 11 2017

Date             Mon 12/11/17            Tue 12/12/17            Wed 12/13/17
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      75          45          72          43          69
Temp             43 52 67 75 63 55 51 48 45 55 68 72 63 54 48 45 44 51 64 69 64
Dewpt            37 41 39 35 38 39 40 40 39 44 40 35 36 35 38 36 36 39 36 33 39
RH               79 66 36 23 39 55 66 74 79 66 36 26 36 48 68 70 73 63 35 26 40
Wind dir          S  S  S SE SE SE  S  S SW NW  N NE  N  N  N NE NE NE SE SE SE
Wind spd          3  4  5  4  5  5  4  2  1  5 11 11  4  4  2  2  2  2  4  4  3
Clouds           FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC B1
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                    MM          MM          MM


Date               Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            50    74      49    68      45    73      55    75
Temp          52   51 69 67 55   50 62 60 49   45 67 66 58   55 71 70
Dewpt         44   46 51 48 46   40 38 38 41   42 48 51 54   53 56 53
PWind dir          SE    SW       N     N      SE     S      SE    NW
Wind char          LT    LT      LT    LT      LT    GN      LT    LT
Avg clouds    B1   B1 B2 B1 B1   B1 B1 SC SC   SC B1 B1 SC   B1 B1 SC
PoP 12hr            5    20      10    10       5    10      10    10
Rain shwrs             S  S

$$
TXZ254-112200-
Inland Willacy-
Including the city of Raymondville
355 AM CST Mon Dec 11 2017

Date             Mon 12/11/17            Tue 12/12/17            Wed 12/13/17
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      74          45          72          44          70
Temp             42 51 66 74 63 55 51 48 45 55 69 71 63 55 49 46 44 53 65 70 64
Dewpt            38 43 37 33 38 43 42 42 41 46 42 41 41 41 42 39 39 42 41 38 45
RH               86 74 34 22 39 64 71 80 86 72 37 34 44 59 77 76 82 66 41 31 50
Wind dir          W  W SE SE  E SE  S SW  W NW  N  N  N  N  N  N  N  N  E  E  E
Wind spd          3  2  1  3  5  4  4  2  3  6 11 12  9  6  4  5  4  3  3  5  4
Clouds           FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC SC
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                    MM          MM          MM


Date               Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            52    76      52    68      48    73      58    76
Temp          54   53 71 68 57   52 62 59 51   48 69 65 61   59 72 69
Dewpt         49   50 55 54 51   44 41 43 44   45 53 56 58   57 60 60
PWind dir          SE    SW       N     N      SE     S       S    SW
Wind char          LT    LT      LT    GN      LT    GN      GN    LT
Avg clouds    SC   B1 B1 B2 B2   B1 B1 SC SC   SC B1 B1 SC   SC B1 B1
PoP 12hr            5    20      20    10       5    20      10    10
Rain shwrs             S  S  S    S                S  S

$$
TXZ256-112200-
Coastal Willacy-
Including the city of Port Mansfield
355 AM CST Mon Dec 11 2017

Date             Mon 12/11/17            Tue 12/12/17            Wed 12/13/17
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      71    46 49 57          70    47 50 55          68
Temp             47 55 66 71 63 57 55 52 50 58 67 69 64 58 54 52 50 57 64 68 64
Dewpt            41 45 40 39 43 45 44 44 44 48 47 47 46 44 45 43 43 45 45 44 48
RH               79 69 38 31 48 64 66 74 80 69 49 45 52 59 71 71 77 64 50 42 56
Wind dir          W  W  N  E  E SE  S  W NW NW  N  N  N  N  N  N  N  N NE  E SE
Wind spd          4  4  1  4  5  4  4  4  5  9 12 16 12 10  9  8  6  4  4  5  4
Clouds           FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC SC
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                    MM          MM          MM


Date               Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            56    74      55    66      53    72      61    74
Temp          58   57 70 68 61   55 61 60 56   53 67 66 64   62 71 69
Dewpt         51   53 58 58 54   48 46 47 46   48 55 59 60   59 63 62
PWind dir           S     S       N     N      SE     S       S    SW
Wind char          LT    LT      GN    GN      LT    GN      GN    GN
Avg clouds    SC   B1 B1 B2 B2   B1 B1 SC SC   SC SC B1 SC   SC B1 B1
PoP 12hr            5    20      20    10       5    20      10    10
Rain shwrs             S  S  S    S                S  S

$$
TXZ248-112200-
Zapata-
Including the city of Zapata
355 AM CST Mon Dec 11 2017

Date             Mon 12/11/17            Tue 12/12/17            Wed 12/13/17
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      73          45          71          44          68
Temp             42 50 65 73 64 56 52 48 46 55 67 71 63 54 48 45 44 51 63 68 63
Dewpt            37 41 39 35 36 38 39 39 39 42 38 32 33 33 37 35 35 39 35 32 36
RH               82 71 38 25 35 51 61 71 76 61 34 24 32 45 65 68 70 63 35 26 36
Wind dir          S  S  S  S SE SE  S  S SW  N NE NE  N  N NE  E  E SE SE  S SE
Wind spd          4  5  5  4  5  6  5  3  1  6 12 11  4  3  2  1  2  3  5  5  3
Clouds           FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC B1
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                    MM          MM          MM


Date               Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            50    72      49    66      46    72      54    74
Temp          53   50 66 65 54   49 61 59 49   46 66 65 57   54 69 69
Dewpt         42   45 49 47 43   39 36 37 39   42 47 50 53   52 54 51
PWind dir          SE     W       N     N      SE     S      SE    NW
Wind char          LT    LT      LT    LT      LT    GN      LT    LT
Avg clouds    B1   B1 B2 B1 B1   B1 B1 SC SC   SC SC SC SC   B1 B1 SC
PoP 12hr            5    10      10     5       5    10      10    10
Rain shwrs             S  S

$$
TXZ249-112200-
Jim Hogg-
Including the city of Hebbronville
355 AM CST Mon Dec 11 2017

Date             Mon 12/11/17            Tue 12/12/17            Wed 12/13/17
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      74          45          70          43          68
Temp             43 51 66 74 63 54 50 48 45 55 67 70 62 53 47 44 43 50 63 68 63
Dewpt            35 40 37 33 35 38 39 39 38 42 37 32 32 34 36 34 34 38 34 32 36
RH               73 66 34 22 35 54 66 71 76 61 33 24 32 48 65 68 70 63 34 26 36
Wind dir         SW SW  S  S SE  S  S SW  W  N NE NE  N  N  N NE NE  E SE  S SE
Wind spd          4  4  4  4  4  5  4  3  3  9 12 11  5  4  2  2  2  2  4  4  3
Clouds           FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC B1
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                    MM          MM          MM


Date               Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            49    72      48    65      45    71      54    74
Temp          51   50 67 66 53   49 61 58 47   45 66 64 57   55 70 69
Dewpt         42   45 49 47 43   38 36 36 39   41 47 50 53   52 54 52
PWind dir          SE    SW       N     N      SE     S       S    NW
Wind char          LT    LT      LT    LT      LT    GN      LT    LT
Avg clouds    B1   B1 B2 B2 B1   B1 SC SC SC   SC SC B1 SC   B1 B1 SC
PoP 12hr            5    20      10    10       5    10      10    10
Rain shwrs             S  S

$$
TXZ250-112200-
Brooks-
Including the city of Falfurrias
355 AM CST Mon Dec 11 2017

Date             Mon 12/11/17            Tue 12/12/17            Wed 12/13/17
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      74          43          72          42          70
Temp             40 50 66 74 64 55 50 46 44 54 69 72 63 53 46 43 42 50 64 70 64
Dewpt            35 41 37 32 35 41 41 40 38 43 39 34 35 37 38 35 35 38 35 32 38
RH               82 71 34 21 34 59 71 79 79 66 33 25 35 54 73 73 76 63 34 24 38
Wind dir         SW SW  S  S SE SE  S SW NW  N NE NE  N  N  N  N  N  N SE SE SE
Wind spd          4  3  3  3  4  5  4  3  3  9 12 12  5  4  2  2  2  2  3  3  3
Clouds           FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC B1
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                    MM          MM          MM


Date               Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            49    74      49    68      45    73      55    75
Temp          52   49 69 68 54   49 62 60 48   45 68 65 58   56 71 69
Dewpt         45   46 52 50 45   40 37 38 41   42 49 52 55   54 57 55
PWind dir          SE    SW       N     N      SE     S       S    NW
Wind char          LT    LT      LT    LT      LT    GN      LT    LT
Avg clouds    B1   B1 B2 B2 B1   B1 SC SC SC   SC SC B1 SC   B1 B1 SC
PoP 12hr            5    20      10    10       5    10      10    10
Rain shwrs             S  S

$$
TXZ251-112200-
Kenedy-
Including the city of Sarita
355 AM CST Mon Dec 11 2017

Date             Mon 12/11/17            Tue 12/12/17            Wed 12/13/17
CST 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                68 73 74    43 45 56    67 70 73    41 44 54    65 69 71
Temp             42 51 65 73 63 55 52 48 45 55 67 70 63 54 48 46 44 52 64 69 63
Dewpt            37 42 38 34 39 44 42 41 41 45 43 40 40 40 41 38 38 41 41 38 44
RH               82 71 37 24 41 66 69 77 86 69 42 33 43 59 77 73 79 66 43 32 50
Wind dir          W  W SW SE SE SE  S SW NW NW  N NE  N  N  N  N  N  N  E SE SE
Wind spd          4  3  2  3  5  5  4  4  4  9 12 13  8  6  4  4  4  3  3  4  3
Wind gust                                   20 25 25 19 17
Clouds           FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC B1
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                    MM          MM          MM


Date               Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
CST 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            52    74      51    67      48    72      58    75
Temp          54   53 70 68 56   51 61 59 51   48 68 65 61   58 71 69
Dewpt         49   49 55 54 49   43 40 42 43   44 52 56 58   57 60 59
PWind dir           S    SW       N     N      SE     S       S    SW
Wind char          LT    LT      GN    GN      LT    GN      GN    LT
Avg clouds    B1   B1 B2 B2 B1   B1 B1 SC SC   SC SC B1 SC   SC B1 SC
PoP 12hr            5    20      10    10       5    10      10    10
Rain shwrs             S  S  S    S                S  S

$$



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