Point Forecast Matrices
Issued by NWS Brownsville, TX

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Point Forecast Matrices...UPDATED
National Weather Service Brownsville TX
917 PM CDT Tue May 6 2025

TXZ255-070915-
Brownsville-Cameron TX
25.91N  97.42W Elev. 22 ft
917 PM CDT Tue May 6 2025

Date           05/06/25      Wed 05/07/25            Thu 05/08/25            Fri
CDT 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                      77          92          77          85          72
Temp                81 80 78 78 84 89 89 83 79 79 78 78 82 83 83 78 76 76 74 72
Dewpt               77 76 76 76 78 77 77 77 76 76 76 76 76 76 75 74 73 72 71 69
RH                  88 88 94 94 82 68 68 82 91 91 94 94 82 80 77 88 90 87 90 90
Wind dir            SE SE SE SE SE SE  E  E  E  E  E  E  E  E  E  E NE NE  N  N
Wind spd             8  6  5  5  5  6  9  9  5  5  4  5  5  9 10 10  6  5  6  9
Clouds              B2 B2 B2 B1 B1 B1 B1 SC B1 B1 B2 B2 B1 B2 B1 B2 B2 B2 B2 B2
PoP 12hr                     20          20          20          70          70
QPF 12hr                   0.04        0.02        0.01        0.20        0.09
Rain shwrs           C  S  S        S           S  S  L  L  L  L  L  L  L  L  C
Tstms                C  S  S        S           S  S  C  C  C  C  C  C  C  C  C
Heat index                      93101102 92                91 90
Max heat                          101   104                91    92
Svr Tstorm           A


Date           05/09  Sat 05/10/25  Sun 05/11/25  Mon 05/12/25  Tue 05/13/25
CDT 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          84      66    84      65    83      65    87      69    88
Temp          81 80   71 67 81 79   70 65 81 79   69 65 84 81   72 70 86 83
Dewpt         68 66   64 63 63 62   62 62 61 61   62 61 61 63   65 65 66 67
PWind dir         N       N     N       N     N      SE     S      SE    SE
Wind char        GN      LT    GN      LT    GN      LT    LT      GN    GN
Avg clouds    B1 FW   FW FW FW FW   FW FW FW FW   FW FW CL CL   FW FW FW FW
PoP 12hr         40       0    10       5    10       0     0       0     0
Rain shwrs     C  S
Tstms          C

$$
TXZ255-070915-
Harlingen-Cameron TX
26.23N  97.66W Elev. 36 ft
917 PM CDT Tue May 6 2025

Date           05/06/25      Wed 05/07/25            Thu 05/08/25            Fri
CDT 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                      75          92          73          87          69
Temp                79 78 76 76 82 89 90 84 77 77 75 75 79 83 83 78 74 73 71 69
Dewpt               77 76 75 75 77 75 76 76 76 75 75 74 75 75 74 73 72 71 69 68
RH                  94 94 97 97 85 64 64 77 97 94100 97 88 77 74 85 93 93 93 97
Wind dir            SE SE SE SE SE SE  E  E  E  E NE NE NE  E NE NE NE NE  N  N
Wind spd            10  8  5  5  5  6 10 12  9  6  5  5  8 10 11 12  9  6  9 10
Clouds              B1 B2 B2 B1 B1 SC SC SC SC B1 B2 B1 B2 B2 B2 B1 B2 B2 B2 B2
PoP 12hr                     30          20          20          70          60
QPF 12hr                   0.03        0.02        0.02        0.27        0.24
Rain shwrs                 C        S           S  S  L  L  L  L  L  L  L  L  S
Tstms                      C        S           S  S  C  C  C  C  C  C  C  C  S
Heat index                      90100101 93                90 90
Max heat                          100   103                90    91
Svr Tstorm           A


Date           05/09  Sat 05/10/25  Sun 05/11/25  Mon 05/12/25  Tue 05/13/25
CDT 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          85      63    84      60    85      60    88      65    90
Temp          82 80   68 64 81 79   65 61 82 80   65 61 85 83   69 67 88 84
Dewpt         66 64   62 61 62 60   61 59 58 59   60 59 59 61   64 64 64 65
PWind dir        NE       N     N       N     N      SE    SE      SE    SE
Wind char        GN      LT    GN      LT    GN      LT    LT      GN    GN
Avg clouds    SC FW   FW FW FW FW   FW FW FW FW   FW FW FW CL   CL FW FW FW
PoP 12hr         20       0     5       5     5       0     0       0     0
Rain shwrs     S
Tstms          S

$$
TXZ253-070915-
McAllen-Hidalgo TX
26.18N  98.24W Elev. 107 ft
917 PM CDT Tue May 6 2025

Date           05/06/25      Wed 05/07/25            Thu 05/08/25            Fri
CDT 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                      78          96          77          89          71
Temp                83 81 79 78 82 91 94 91 82 79 78 78 80 85 86 82 77 75 74 72
Dewpt               76 76 76 76 75 75 73 72 75 75 74 74 74 74 73 72 72 71 70 68
RH                  80 85 91 94 79 60 51 54 79 88 88 88 82 70 65 72 85 87 87 87
Wind dir            SE SE  E  E SE  N NE  E  E  E NE NE NE NE NE NE NE NE  N  N
Wind spd            10  5  4  4  4  5  9 11 10  6  5  5  6  9 10 11  9  6  8 10
Clouds              SC B2 B2 B2 B1 SC FW SC SC SC B2 B2 B2 B2 B2 B1 B1 B2 B1 B2
PoP 12hr                     30          20          20          70          70
QPF 12hr                   0.07        0.01        0.01        0.22        0.20
Rain shwrs           S  C  S                    S  S  L  L  L  L  L  L  L  L  S
Tstms                S  C  S                    S  S  S  C  C  C  C  C  C  S  S
Obvis                        PF
Heat index          92            102103 98                93 93
Max heat               94         102   106    95          93    94
Svr Tstorm           A


Date           05/09  Sat 05/10/25  Sun 05/11/25  Mon 05/12/25  Tue 05/13/25
CDT 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          88      66    86      64    87      63    90      67    93
Temp          83 84   71 67 82 82   70 65 83 84   69 64 86 87   72 69 89 88
Dewpt         65 61   63 61 61 57   61 59 57 53   60 59 58 56   63 63 63 62
PWind dir         N      NE     N      NE     N      SE    SE      SE    SE
Wind char        GN      LT    GN      LT    GN      LT    LT      GN    GN
Avg clouds    SC FW   FW FW FW FW   FW FW FW FW   FW FW FW CL   CL FW FW FW
PoP 12hr         20       0     5       5     5       0     0       0     0
Rain shwrs     S
Tstms          S

$$
TXZ355-070915-
Bayview/Port Isabel-Cameron TX
26.16N  97.34W Elev. 19 ft
917 PM CDT Tue May 6 2025

Date           05/06/25      Wed 05/07/25            Thu 05/08/25            Fri
CDT 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                      76          89          74          84          71
Temp                80 78 77 77 82 86 86 81 78 78 77 76 80 82 82 78 75 75 73 72
Dewpt               77 77 77 76 78 78 79 77 77 77 76 76 77 77 76 75 74 73 71 70
RH                  91 97100 97 88 77 80 88 97 97 97100 91 85 82 91 97 94 93 93
Wind dir            SE SE SE SE SE  E  E  E  E  E  E  E  E  E NE NE NE NE  N  N
Wind spd             9  8  6  5  6  9 10  9  5  5  4  4  6 10 11 10  8  5  8 10
Clouds              B1 B2 B1 B2 B2 B1 B1 SC SC B1 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2
PoP 12hr                     20          20          20          70          70
QPF 12hr                   0.05        0.02        0.02        0.21        0.13
Rain shwrs                 S                    S  S  L  L  L  L  C  C  L  L  C
Tstms                      S                    S  S  C  C  C  C  C  C  C  C  C
Heat index                      92 98 99                   90
Max heat                           98   101                90    91
Svr Tstorm           A


Date           05/09  Sat 05/10/25  Sun 05/11/25  Mon 05/12/25  Tue 05/13/25
CDT 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          83      66    82      65    82      65    85      68    87
Temp          81 79   72 67 81 78   70 65 80 78   70 66 84 80   72 70 86 81
Dewpt         69 67   65 64 65 63   63 62 63 62   62 62 63 65   66 66 68 69
PWind dir         N       N     N       N     N      SE    SE      SE     S
Wind char        GN      LT    GN      LT    GN      LT    LT      GN    GN
Avg clouds    SC FW   FW FW FW FW   FW FW FW FW   FW FW FW CL   FW FW FW FW
PoP 12hr         30       0    10       5    10       0     0       0     0
Rain shwrs     C
Tstms          C

$$
TXZ249-070915-
Hebbronville-Jim Hogg TX
27.35N  98.74W Elev. 663 ft
917 PM CDT Tue May 6 2025

Date           05/06/25      Wed 05/07/25            Thu 05/08/25            Fri
CDT 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                      73          90          71          84          66
Temp                83 78 75 73 79 85 88 85 77 74 73 72 76 82 83 80 74 71 68 67
Dewpt               72 73 73 72 73 71 69 69 72 71 71 70 70 69 67 67 69 67 65 63
RH                  70 85 94 97 82 63 54 59 85 90 93 93 82 65 59 65 84 87 90 87
Wind dir             E  E NE  E  N  N NE NE  E  E  E NE NE NE NE  E NE NE  N  N
Wind spd            10  5  5  5  5  8 10 11 10  6  5  5  8 10 11 11  8  5  6  8
Clouds              SC B1 B1 B1 B2 B1 SC SC B1 B1 B2 B2 B2 B2 B2 B1 B1 SC B1 SC
PoP 12hr                     40          20          10          60          50
QPF 12hr                   0.15        0.04           0        0.06        0.28
Rain shwrs           C  C  S                          C  C  L  L  C  C  C  C
Tstms                C  C  S                             S  C  C  C  C  C  S
Obvis                        PF
Heat index                         90 93
Max heat                           90    94
Svr Tstorm           A


Date           05/09  Sat 05/10/25  Sun 05/11/25  Mon 05/12/25  Tue 05/13/25
CDT 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          85      63    83      61    85      59    90      63    94
Temp          82 83   68 63 80 82   67 61 81 83   66 60 86 88   69 65 89 91
Dewpt         58 54   58 58 54 52   55 54 50 46   52 54 50 48   57 60 57 55
PWind dir         N      NE     N      NE     N      SE     S      SE    SE
Wind char        GN      LT    GN      LT    GN      LT    LT      GN    GN
Avg clouds    SC FW   FW FW FW FW   FW FW FW FW   CL CL FW CL   CL FW FW FW
PoP 12hr          5       0     5       0     0       0     0       0     0

$$
TXZ250-070915-
Falfurrias-Brooks TX
27.21N  98.12W Elev. 113 ft
917 PM CDT Tue May 6 2025

Date           05/06/25      Wed 05/07/25            Thu 05/08/25            Fri
CDT 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                      75          90          72          86          67
Temp                81 78 76 75 82 87 89 84 77 75 74 74 79 83 83 80 74 72 69 68
Dewpt               77 76 75 75 77 75 74 74 75 75 74 74 74 72 72 72 72 71 68 66
RH                  88 94 97100 85 68 61 72 94100100100 85 70 70 77 93 97 97 93
Wind dir             E  E NE  E  E NE NE NE  E  E NE NE NE NE  E  E NE  N  N  N
Wind spd             6  5  4  4  5  6  9 10  6  5  4  5  6 10 10 10  5  5  5  8
Clouds              SC B2 B2 B1 B2 B2 B1 B1 B1 B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC
PoP 12hr                     40          30          10          70          50
QPF 12hr                   0.07        0.07           0        0.12        0.18
Rain shwrs           S  S  S     S  S                 C  C  L  L  C  C  C  C
Tstms                S  S  S     S  S                    S  C  C  C  C  C  C
Obvis                        PF                   PF
Heat index                         95 98 92
Max heat               92          95    98                      90
Svr Tstorm           A


Date           05/09  Sat 05/10/25  Sun 05/11/25  Mon 05/12/25  Tue 05/13/25
CDT 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          85      63    84      60    85      59    90      64    93
Temp          82 83   68 63 81 81   67 61 82 83   66 60 86 87   70 65 90 90
Dewpt         62 58   62 60 58 57   58 57 55 53   57 57 56 56   63 63 62 63
PWind dir         N       N     N       N     N      SE     S      SE     S
Wind char        GN      LT    GN      LT    GN      LT    LT      LT    GN
Avg clouds    SC FW   FW FW FW FW   FW FW FW FW   FW FW CL CL   CL FW FW FW
PoP 12hr          5       0     5       5     5       0     0       0     0

$$
TXZ253-070915-
Edinburg-Hidalgo TX
26.44N  98.13W Elev. 75 ft
917 PM CDT Tue May 6 2025

Date           05/06/25      Wed 05/07/25            Thu 05/08/25            Fri
CDT 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                      75          94          74          88          70
Temp                82 79 77 76 83 90 92 87 79 77 76 76 80 83 84 80 74 73 72 70
Dewpt               76 76 75 75 75 75 74 74 76 75 73 73 74 74 73 72 72 71 69 67
RH                  82 91 94 97 77 62 56 65 91 94 90 90 82 74 70 77 93 93 90 90
Wind dir            SE  E  E  E SE  N NE  E  E  E NE NE NE NE NE NE NE NE  N  N
Wind spd             9  5  3  4  4  5  9 12  9  5  5  5  8 10 11 11  8  5  6 10
Clouds              SC B2 B2 B1 B1 SC FW SC SC B1 B2 B2 B2 B2 B2 B1 B1 B2 B1 B1
PoP 12hr                     30          20          20          70          60
QPF 12hr                   0.05        0.01        0.01        0.23        0.17
Rain shwrs              S  C        S           S  S  L  L  L  L  L  L  C  C
Tstms                   S  C        S           S  S  S  C  C  C  C  C  C  S
Obvis                        PF
Heat index                      90100101 95                90 91
Max heat               92         100   102    91          90    91
Svr Tstorm           A


Date           05/09  Sat 05/10/25  Sun 05/11/25  Mon 05/12/25  Tue 05/13/25
CDT 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          86      64    85      62    86      61    89      65    92
Temp          82 82   69 65 82 81   68 62 82 83   67 62 86 86   70 67 88 88
Dewpt         64 61   62 60 60 57   61 58 56 54   60 59 57 56   63 62 63 62
PWind dir         N      NE     N       N     N      SE    SE      SE    SE
Wind char        GN      LT    GN      LT    GN      LT    LT      GN    GN
Avg clouds    SC FW   FW FW FW FW   FW FW FW FW   FW FW FW CL   CL FW FW FW
PoP 12hr         10       0     5       5     5       0     0       0     0

$$