596
FOCA52 TJSJ 250632
PFMSJU
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
232 AM AST SAT JUL 25 2026
PRZ001-252000-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N 66.00W ELEV. 9 FT
232 AM AST SAT JUL 25 2026
DATE SAT 07/25/26 SUN 07/26/26 MON 07/27/26
AST 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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 90 79 90 78 93
TEMP 80 86 89 90 87 83 81 79 80 86 89 90 87 82 80 78 80 87 92 93 89 84
DEWPT 75 77 77 77 77 77 76 76 75 76 76 77 76 76 75 75 74 75 75 76 76 76
RH 85 75 68 66 72 82 85 91 85 72 66 66 70 82 85 91 82 68 58 58 66 77
WIND DIR E E E E E E E E E E E E E E E E E E E E E E
WIND SPD 10 13 14 18 16 12 11 10 10 11 14 17 14 10 10 6 6 6 12 17 13 10
CLOUDS SC SC SC SC SC SC SC B1 B2 B2 B1 B1 B2 SC SC SC SC SC SC B1 B1 SC
POP 12HR 30 50 50 30 40
QPF 12HR 0.08 0.23 0.44 0.11 0.26
RAIN SHWRS C C S C S S S C C C C C C S S C C S S C C S
HEAT INDEX 86 96102104100 92 88 84 86 96101103 98 89 85 85 97103106101 92
MAX HEAT 96 104 103 90 96 103 102 88 97 106 105
DATE TUE 07/28/26 WED 07/29/26 THU 07/30/26 FRI 07/31/26
AST 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 79 93 79 92 80 92 80 91
TEMP 80 87 93 84 80 87 92 84 80 87 92 84 80 87 91 83
DEWPT 75 76 77 76 76 76 77 76 76 76 76 76 75 75 76 75
PWIND DIR E E E E E E E E
WIND CHAR GN GN GN BZ GN BZ GN BZ
AVG CLOUDS SC SC SC SC SC SC B1 SC FW SC SC FW FW FW SC SC
POP 12HR 30 30 40 40 10 10 10 30
RAIN SHWRS S C C C S C C C S S S S S S C
PRZ002-252000-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N 65.63W ELEV. 39 FT
232 AM AST SAT JUL 25 2026
DATE SAT 07/25/26 SUN 07/26/26 MON 07/27/26
AST 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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 89 81 89 80 92
TEMP 82 86 88 89 87 84 82 81 82 86 88 89 87 83 82 80 82 87 91 92 89 84
DEWPT 75 76 77 77 77 77 76 76 75 76 76 77 76 76 75 75 75 75 75 75 75 75
RH 79 72 70 68 72 80 82 85 79 72 68 68 70 80 79 85 79 68 60 58 64 74
WIND DIR E E E E E E E E E E E E E E E E E E E E E E
WIND SPD 12 16 16 16 14 13 13 12 11 12 13 13 13 11 11 9 8 8 10 10 11 10
CLOUDS SC SC SC SC SC SC B1 B2 B2 B2 B1 SC B2 B2 B2 B2 B2 B2 B2 B2 B2 SC
POP 12HR 30 50 50 50 50
QPF 12HR 0.07 0.29 0.50 0.24 0.64
RAIN SHWRS C C C S S C C C C C C C C C C C C C C C C C
TSTMS S S
HEAT INDEX 89 96101102 99 93 90 88 89 96100102 97 91 88 86 88 96102103 99 92
MAX HEAT 96 102 102 92 96 102 100 90 96 103 102
DATE TUE 07/28/26 WED 07/29/26 THU 07/30/26 FRI 07/31/26
AST 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 80 91 81 90 81 90 81 90
TEMP 80 87 91 84 81 86 90 84 81 86 90 84 81 86 90 83
DEWPT 75 76 76 76 76 76 76 76 76 76 76 76 75 75 75 75
PWIND DIR E E E E E E E E
WIND CHAR GN GN GN BZ GN BZ GN BZ
AVG CLOUDS SC B1 B1 B1 SC B1 B1 SC SC SC SC SC SC SC SC SC
POP 12HR 40 40 50 50 20 20 10 30
RAIN SHWRS C C C C C C C S S S S S S S S C
TSTMS S S
PRZ007-252000-
MERCEDITA AIRPORT-PONCE PR
18.02N 66.56W ELEV. 26 FT
232 AM AST SAT JUL 25 2026
DATE SAT 07/25/26 SUN 07/26/26 MON 07/27/26
AST 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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 78 90 77 91
TEMP 80 86 90 91 88 82 80 79 80 85 89 90 87 81 79 78 79 85 90 91 87 82
DEWPT 71 73 74 75 75 74 73 72 72 72 74 75 74 74 72 72 71 71 72 74 74 74
RH 74 65 60 60 66 77 79 79 77 65 61 62 65 79 79 82 77 63 56 58 65 77
WIND DIR E E E SE SE E NE NE E E SE SE SE E E NE NE E SE SE SE E
WIND SPD 5 8 16 19 16 9 6 6 6 9 14 18 17 10 5 3 3 4 10 12 8 5
WIND GUST 26 33 27 25 29 28
CLOUDS FW FW FW SC FW FW FW SC B2 FW FW SC SC FW FW FW FW FW FW SC SC SC
POP 12HR 10 50 30 5 30
QPF 12HR 0.02 0.17 0.19 0.01 0.22
RAIN SHWRS S S C S C S S S S C C S
OBVIS H
HEAT INDEX 83 93100102 98 89 85 83 91 98100 95 87 83 90 97100 96 88
MAX HEAT 93 102 101 87 91 100 99 85 90 100 99
DATE TUE 07/28/26 WED 07/29/26 THU 07/30/26 FRI 07/31/26
AST 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 77 91 78 91 78 91 78 91
TEMP 78 85 91 82 79 86 91 82 79 86 91 82 79 86 91 82
DEWPT 73 73 74 75 73 74 75 73 72 72 73 72 71 70 73 73
PWIND DIR E E E E E E E E
WIND CHAR LT GN LT GN GN GN LT GN
AVG CLOUDS SC SC SC SC FW FW FW FW CL CL CL CL CL CL FW FW
POP 12HR 10 30 5 5 0 0 0 5
RAIN SHWRS S S C C
PRZ008-252000-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N 67.13W ELEV. 237 FT
232 AM AST SAT JUL 25 2026
DATE SAT 07/25/26 SUN 07/26/26 MON 07/27/26
AST 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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 87 77 87 76 90
TEMP 78 83 86 87 85 80 79 77 78 83 86 87 84 80 78 76 78 84 88 90 86 81
DEWPT 75 76 78 78 78 78 78 76 75 77 78 79 77 77 77 75 74 76 77 77 77 77
RH 91 80 77 75 80 94 97 97 91 82 77 77 80 91 97 97 88 77 70 66 75 88
WIND DIR E E E E E E E E E E E E E E E E E E E NE E E
WIND SPD 12 16 16 16 16 20 14 14 11 13 14 13 13 11 5 9 8 6 5 8 4 2
CLOUDS B2 SC FW B2 B2 SC FW SC SC SC SC B2 B2 FW FW FW FW SC SC B2 B2 SC
POP 12HR 60 30 60 10 60
QPF 12HR 0.52 0.08 0.68 0.01 0.70
RAIN SHWRS C S C L S S C S S L L S S S S L L S
TSTMS S S S S S S
HEAT INDEX 92 99101 96 88 92 98101 95 85 93100103 97 87
MAX HEAT 92 101 100 86 92 101 100 84 93 103 102
DATE TUE 07/28/26 WED 07/29/26 THU 07/30/26 FRI 07/31/26
AST 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 76 89 77 89 77 90 78 89
TEMP 77 84 89 81 77 84 89 81 77 85 90 82 78 85 89 81
DEWPT 75 76 79 78 76 77 78 78 75 76 78 77 76 76 77 77
PWIND DIR E E E E E E E E
WIND CHAR LT LT LT BZ GN BZ BZ BZ
AVG CLOUDS SC SC SC B1 CL FW SC B1 FW FW FW SC CL CL SC SC
POP 12HR 20 60 0 60 0 30 0 50
RAIN SHWRS S S L L L L C C C C
TSTMS S S S S S S
PRZ010-252000-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N 67.15W ELEV. 28 FT
232 AM AST SAT JUL 25 2026
DATE SAT 07/25/26 SUN 07/26/26 MON 07/27/26
AST 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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 75 91 74 94
TEMP 77 85 90 91 87 80 78 76 77 85 90 91 87 80 77 75 77 86 92 94 89 81
DEWPT 73 76 78 78 78 78 77 75 74 77 78 80 77 77 76 75 73 76 77 78 77 77
RH 87 75 68 66 75 94 97 97 90 77 68 70 72 91 97100 87 72 62 60 68 88
WIND DIR NE E E W SE NE E NE E E SE W NE SE E E E E SE NW NE NE
WIND SPD 8 5 3 5 3 2 4 6 5 5 3 3 4 4 6 2 3 3 2 4 3 1
CLOUDS FW FW SC OV B2 SC FW FW FW FW FW OV OV FW FW FW FW CL CL OV OV SC
POP 12HR 70 30 70 5 70
QPF 12HR 0.64 0.04 0.73 0 1.10
RAIN SHWRS C L L C L L L L S
TSTMS S S S S S S
OBVIS H
HEAT INDEX 94104106100 88 94104109 99 85 96107111103 89
MAX HEAT 94 106 105 85 94 109 106 96 111 110
DATE TUE 07/28/26 WED 07/29/26 THU 07/30/26 FRI 07/31/26
AST 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 75 93 75 92 75 92 76 92
TEMP 76 86 93 81 76 85 92 81 76 85 92 81 77 86 92 81
DEWPT 75 76 80 77 75 77 79 77 75 76 79 77 74 76 78 77
PWIND DIR E NE E E E E E E
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC B1 CL FW SC B1 CL CL FW SC CL CL SC SC
POP 12HR 20 60 5 60 0 40 0 50
RAIN SHWRS S S L L L L C C C C
TSTMS S S S S S S S S
VIZ001-252000-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N 64.97W ELEV. 23 FT
232 AM AST SAT JUL 25 2026
DATE SAT 07/25/26 SUN 07/26/26 MON 07/27/26
AST 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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 82 90 81 93
TEMP 83 87 90 91 89 85 84 82 83 87 89 90 88 84 83 81 83 88 92 93 90 86
DEWPT 76 77 77 77 77 77 77 76 76 76 76 76 76 76 76 75 75 75 75 75 75 75
RH 80 72 66 64 68 77 80 82 80 70 66 64 68 77 80 82 77 66 58 56 62 70
WIND DIR E E E E E E E E E E E E E E E E E E E E E E
WIND SPD 21 21 21 19 19 20 20 19 18 17 18 17 17 16 16 13 12 13 12 14 14 16
CLOUDS SC FW SC SC SC SC SC B2 B2 B1 SC B1 SC B2 B2 B2 B2 B1 B1 SC SC SC
POP 12HR 20 50 50 50 40
QPF 12HR 0.03 0.25 0.28 0.23 0.19
RAIN SHWRS S S S S S S C C C C C C C C C C C C S S S
HEAT INDEX 91 99103104101 96 93 90 91 97101102 98 93 90 88 90 98103104101 95
MAX HEAT 99 104 104 94 97 102 101 92 98 104 104
DATE TUE 07/28/26 WED 07/29/26 THU 07/30/26 FRI 07/31/26
AST 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 82 93 82 92 83 92 83 92
TEMP 82 89 93 86 82 88 92 86 83 88 92 86 83 88 92 85
DEWPT 76 76 76 76 76 77 76 76 76 76 76 76 76 76 75 75
PWIND DIR E E E E E E E E
WIND CHAR BZ BZ BZ BZ BZ BZ BZ BZ
AVG CLOUDS SC SC B1 SC SC B1 SC FW SC SC SC SC SC FW FW SC
POP 12HR 40 40 40 40 10 10 10 20
RAIN SHWRS S C C C C C C S S S S S S S S S
VIZ002-252000-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N 64.80W ELEV. 74 FT
232 AM AST SAT JUL 25 2026
DATE SAT 07/25/26 SUN 07/26/26 MON 07/27/26
AST 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
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 89 80 89 79 92
TEMP 81 85 88 89 87 83 82 80 81 85 88 89 87 82 81 79 81 87 91 92 89 84
DEWPT 77 77 77 77 77 77 77 77 77 77 76 77 76 76 76 76 76 76 76 76 76 76
RH 88 77 70 68 72 82 85 91 88 77 68 68 70 82 85 91 85 70 62 60 66 77
WIND DIR E E E E E E E E E E E E E E E E E E E E E E
WIND SPD 19 20 19 18 18 18 18 17 16 16 17 14 14 12 12 10 9 10 12 12 12 12
CLOUDS SC SC SC SC SC SC B2 B2 B2 SC SC B1 SC B2 B2 B2 B2 SC SC SC SC SC
POP 12HR 30 50 50 50 20
QPF 12HR 0.08 0.30 0.25 0.21 0.16
RAIN SHWRS C C S S C S C C C C S C C C C C C S S S S S
HEAT INDEX 88 97101102 99 93 89 87 88 96100102 97 90 87 84 86 97102104100 93
MAX HEAT 97 102 102 91 96 102 101 89 97 104 103
DATE TUE 07/28/26 WED 07/29/26 THU 07/30/26 FRI 07/31/26
AST 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 80 91 80 91 81 91 80 90
TEMP 80 87 91 84 80 87 91 84 81 87 91 84 80 86 90 83
DEWPT 76 77 76 77 77 77 76 77 76 77 76 76 76 76 76 76
PWIND DIR E E E E E E E E
WIND CHAR GN BZ BZ BZ BZ BZ BZ BZ
AVG CLOUDS SC SC SC SC SC SC SC CL CL FW FW FW SC SC SC SC
POP 12HR 20 30 30 20 10 10 10 10
RAIN SHWRS S S C C C C S S S S S S S S
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