Point Forecast Matrices
Issued by NWS Brownsville, TX

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FOUS54 KBRO 171726
PFMBRO

Point Forecast Matrices
National Weather Service Brownsville TX
1226 PM CDT Fri Oct 17 2025

TXZ255-172100-
Brownsville-Cameron TX
25.91N  97.42W Elev. 22 ft
1226 PM CDT Fri Oct 17 2025

Date             Fri 10/17/25            Sat 10/18/25            Sun 10/19/25
CDT 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                      91          72          93          75          93
Temp                   89 90 84 79 76 74 74 83 90 91 86 81 78 77 76 84 91 90 83
Dewpt                  68 69 69 71 70 70 69 72 71 72 73 74 74 74 74 76 73 73 74
RH                     50 50 61 77 82 87 84 70 54 54 65 79 88 90 94 77 56 58 74
Wind dir               SE SE SE SE  S  S  S  S  S SE SE SE  S  S  W NW NE NE NE
Wind spd                5  8  6  4  4  4  3  6 10 10  9  5  5  3  2  3  9 12 10
Clouds                 FW FW FW CL FW FW FW FW FW SC FW CL CL FW FW FW FW FW FW
PoP 12hr                      0           0           0           0          10
QPF 12hr                      0           0           0           0           0
Heat index             93 95                   96 98 93             92 99 98
Max heat               93    95                96    99                99   100


Date          Mon 10/20/25  Tue 10/21/25  Wed 10/22/25  Thu 10/23/25
CDT 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          73    93      74    93      74    90      74    90
Temp          77 74 89 85   78 75 90 83   77 75 88 82   76 75 88 82
Dewpt         72 71 70 72   73 72 71 72   71 70 69 69   69 69 67 70
PWind dir         E    SE      SE    SE      SE    SE      SE    SE
Wind char        LT    LT      LT    LT      LT    GN      LT    GN
Avg clouds    FW FW FW FW   CL FW FW FW   FW FW FW FW   FW FW FW FW
PoP 12hr          5     0       0     5       5    10       5     5

$$
TXZ255-172100-
Harlingen-Cameron TX
26.23N  97.66W Elev. 36 ft
1226 PM CDT Fri Oct 17 2025

Date             Fri 10/17/25            Sat 10/18/25            Sun 10/19/25
CDT 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                      93          68          94          71          94
Temp                   90 92 85 75 73 70 69 82 91 93 87 78 76 73 72 82 91 91 83
Dewpt                  67 68 69 70 70 69 69 72 70 70 72 73 73 73 72 75 71 71 72
RH                     47 46 59 84 90 97100 72 50 47 61 85 90100100 79 52 52 70
Wind dir               SE  E  E SE  S  S  S  S  S  S SE SE  S  S SW NW NE NE NE
Wind spd                5 10 11  5  5  5  5  8 10 10 11  8  6  4  2  5 10 14 12
Clouds                 FW FW FW FW FW CL FW FW FW SC FW CL CL CL FW FW FW FW FW
PoP 12hr                      0           0           0           0          10
QPF 12hr                      0           0           0           0           0
Heat index             93 97                   96 99 93                98 97
Max heat               93    97                96    99                98    99


Date          Mon 10/20/25  Tue 10/21/25  Wed 10/22/25  Thu 10/23/25
CDT 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          69    94      70    95      70    91      69    92
Temp          74 70 90 86   74 71 92 83   74 70 88 82   73 70 89 83
Dewpt         72 69 69 70   72 70 69 70   71 69 68 68   69 68 67 69
PWind dir         E    SE      SE    SE      SE    SE      SE    SE
Wind char        LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    FW FW FW FW   CL CL FW FW   CL FW FW FW   CL FW FW FW
PoP 12hr          0     0       0     5       5    10       0    10

$$
TXZ253-172100-
McAllen-Hidalgo TX
26.18N  98.24W Elev. 107 ft
1226 PM CDT Fri Oct 17 2025

Date             Fri 10/17/25            Sat 10/18/25            Sun 10/19/25
CDT 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                      96          72          98          75          98
Temp                   91 95 90 81 76 74 73 83 93 97 92 83 79 77 76 84 94 96 88
Dewpt                  64 62 65 68 69 69 69 71 68 67 69 73 74 74 74 74 70 66 69
RH                     41 34 44 65 79 84 87 67 44 38 47 72 85 90 94 72 46 38 54
Wind dir               SE SE SE SE SE SE SE  S  S  S SE SE  S  S  S NW NE NE  E
Wind spd                8  8 11 10  8  6  5  9 10  8 10 10  9  5  2  5 10 12 13
Clouds                 CL CL CL CL CL CL CL CL FW FW FW CL FW FW FW FW FW FW FW
PoP 12hr                      0           0           0           0          10
QPF 12hr                      0           0           0           0           0
Heat index             93 96 92                97101 97             90100100 92
Max heat               93    96                97   101    93         100   101


Date          Mon 10/20/25  Tue 10/21/25  Wed 10/22/25  Thu 10/23/25
CDT 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          72    97      73    99      73    95      73    95
Temp          77 74 92 90   79 74 94 88   77 74 91 85   76 74 91 86
Dewpt         71 69 68 67   72 72 68 67   71 70 66 66   69 69 67 66
PWind dir         E    SE      SE    SE      SE    SE      SE    SE
Wind char        LT    LT      GN    GN      GN    GN      GN    GN
Avg clouds    CL FW FW FW   CL CL CL FW   CL FW FW FW   CL FW FW FW
PoP 12hr          0     0       0     5       5     5       0     5

$$
TXZ355-172100-
Bayview/Port Isabel-Cameron TX
26.16N  97.34W Elev. 19 ft
1226 PM CDT Fri Oct 17 2025

Date             Fri 10/17/25            Sat 10/18/25            Sun 10/19/25
CDT 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                      88          72          89          74          89
Temp                   86 87 83 78 76 74 72 83 88 89 85 80 78 75 74 83 88 87 81
Dewpt                  72 72 73 72 71 71 70 73 73 74 75 75 74 74 74 77 76 76 75
RH                     63 61 72 82 85 90 93 72 61 61 72 85 88 97100 82 68 70 82
Wind dir                E  E SE SE  S  S  S  S SE SE SE  S  S  S  W NW NE NE NE
Wind spd                6  9  8  5  5  5  4  8 11 12 10  6  5  3  2  5 11 13 11
Clouds                 FW CL FW FW FW FW FW FW FW FW FW CL FW FW FW FW FW FW FW
PoP 12hr                      0           0           0           0          10
QPF 12hr                      0           0           0           0           0
Heat index             93 94                   96 99 92             92 99 97
Max heat               93    94                96    99                99    99


Date          Mon 10/20/25  Tue 10/21/25  Wed 10/22/25  Thu 10/23/25
CDT 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          73    89      73    91      72    88      72    89
Temp          77 74 87 83   78 74 88 82   77 73 86 80   76 73 87 81
Dewpt         72 71 74 74   73 72 74 74   72 70 72 71   70 69 71 72
PWind dir         E    SE      SE    SE      SE    SE      SE    SE
Wind char        LT    GN      GN    GN      LT    GN      GN    GN
Avg clouds    FW FW FW FW   CL FW FW FW   FW FW FW FW   FW FW FW FW
PoP 12hr          5     0       0     5       5    10       5     5

$$
TXZ249-172100-
Hebbronville-Jim Hogg TX
27.35N  98.74W Elev. 663 ft
1226 PM CDT Fri Oct 17 2025

Date             Fri 10/17/25            Sat 10/18/25            Sun 10/19/25
CDT 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                      93          67          94          69          93
Temp                   89 92 86 76 72 69 68 80 91 94 90 79 74 71 70 81 90 92 86
Dewpt                  63 61 65 72 72 69 68 72 66 64 67 71 72 71 69 69 62 58 59
RH                     42 36 50 87100100100 77 44 37 47 77 93100 97 67 39 32 40
Wind dir               SE SE SE SE SE  S  S  S  S SE SE SE SE  S NW  N NE NE  E
Wind spd                9 10 10  8  6  5  5  9  9  5  3  3  4  3  3  8 10 10 10
Wind gust                       18
Clouds                 FW FW FW CL FW FW SC SC FW FW FW CL CL FW FW FW FW FW FW
PoP 12hr                      0           0           0           0           5
QPF 12hr                      0           0           0           0           0
Heat index             90 92                   94 96 93                91
Max heat               90    92                94    96                91    92


Date          Mon 10/20/25  Tue 10/21/25  Wed 10/22/25  Thu 10/23/25
CDT 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          65    95      68    95      67    92      66    92
Temp          70 67 90 88   74 69 92 87   72 67 88 84   70 67 89 85
Dewpt         67 67 64 64   72 69 64 64   70 67 63 64   70 67 64 65
PWind dir        SE    SE      SE    SE      SE    SE      SE    SE
Wind char        LT    LT      GN    GN      GN    GN      GN    GN
Avg clouds    FW FW FW FW   CL CL FW FW   FW FW FW FW   FW FW FW FW
PoP 12hr          0     0       0     0       0     5       0     5

$$
TXZ250-172100-
Falfurrias-Brooks TX
27.21N  98.12W Elev. 113 ft
1226 PM CDT Fri Oct 17 2025

Date             Fri 10/17/25            Sat 10/18/25            Sun 10/19/25
CDT 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                      93          68          94          70          94
Temp                   90 92 86 76 73 70 69 81 92 94 88 79 75 72 71 82 91 93 84
Dewpt                  67 67 72 73 72 70 69 72 69 67 71 73 73 72 71 73 68 64 67
RH                     47 44 63 90 97100100 74 47 41 57 82 94100100 74 47 38 57
Wind dir               SE SE  E SE SE  S  S  S  S  S SE SE  S  S NW  N NE NE  E
Wind spd                6  9 10  4  4  3  3  6  9  5  5  4  4  3  2  6 10 10  9
Wind gust                                                                    19
Clouds                 FW FW FW FW FW FW FW FW FW FW FW CL CL FW FW FW FW FW FW
PoP 12hr                      0           0           0           0           5
QPF 12hr                      0           0           0           0           0
Heat index             93 96 91                96 98 94                95 94
Max heat               93    96                96    98                95    96


Date          Mon 10/20/25  Tue 10/21/25  Wed 10/22/25  Thu 10/23/25
CDT 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          66    95      69    96      68    91      68    93
Temp          71 67 91 87   74 70 92 84   72 69 89 82   71 69 90 83
Dewpt         68 67 67 70   72 70 68 70   71 68 67 69   69 68 67 69
PWind dir         E    SE      SE    SE      SE    SE      SE    SE
Wind char        LT    LT      LT    LT      LT    GN      LT    GN
Avg clouds    FW FW FW FW   CL FW CL FW   CL FW FW FW   FW FW FW FW
PoP 12hr          0     0       0     0       0     5       0     5

$$
TXZ253-172100-
Edinburg-Hidalgo TX
26.44N  98.13W Elev. 75 ft
1226 PM CDT Fri Oct 17 2025

Date             Fri 10/17/25            Sat 10/18/25            Sun 10/19/25
CDT 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                      94          68          96          72          96
Temp                   90 93 86 77 74 70 69 82 92 95 90 80 76 74 72 83 93 94 85
Dewpt                  64 63 68 68 68 68 67 70 68 66 69 72 72 72 71 74 68 66 69
RH                     42 37 55 74 82 93 93 67 46 39 50 77 87 93 97 74 44 40 59
Wind dir               SE SE  E SE SE  S SE  S  S  S SE SE  S  S SW  N NE NE  E
Wind spd                8 10 10  6  5  5  4  8 10  8  5  6  5  3  1  5 10 13 12
Clouds                 CL CL FW CL FW FW CL CL FW FW SC CL CL FW FW FW FW FW CL
PoP 12hr                      0           0           0           0          10
QPF 12hr                      0           0           0           0           0
Heat index             91 94 90                96 99 94                97 97
Max heat               91    94                96    99                97    98


Date          Mon 10/20/25  Tue 10/21/25  Wed 10/22/25  Thu 10/23/25
CDT 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          68    96      70    96      69    93      69    94
Temp          74 69 91 89   75 71 93 86   74 70 90 83   73 70 91 84
Dewpt         70 68 67 68   71 70 67 68   70 68 66 67   68 67 66 67
PWind dir         E    SE      SE    SE      SE    SE      SE    SE
Wind char        LT    LT      GN    GN      GN    GN      GN    GN
Avg clouds    CL FW FW FW   CL CL CL FW   CL FW FW FW   CL FW FW FW
PoP 12hr          0     0       0     5       0    10       0     5

$$