373
FOCA52 TJSJ 260632
PFMSJU
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
232 AM AST SUN JUL 26 2026
PRZ001-262000-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N 66.00W ELEV. 9 FT
232 AM AST SUN JUL 26 2026
DATE SUN 07/26/26 MON 07/27/26 TUE 07/28/26
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 92 79 93
TEMP 81 86 90 91 88 82 80 79 80 86 91 92 89 83 81 80 81 87 92 93 90 84
DEWPT 75 76 76 76 76 76 76 75 75 75 75 77 76 76 76 75 75 76 76 77 77 77
RH 82 72 64 62 68 82 88 88 85 70 60 62 66 80 85 85 82 70 60 60 66 80
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 11 12 12 16 14 10 9 6 9 10 12 17 13 9 9 8 6 10 16 19 14 10
CLOUDS SC SC SC B2 B2 SC B1 SC SC OV OV SC SC B2 B2 B2 B2 B2 B2 B2 B2 SC
POP 12HR 60 70 70 50 50
QPF 12HR 0.39 0.17 0.54 0.17 0.29
RAIN SHWRS S C C L C C C C C L L S S C C C C C C C C S
TSTMS S S S S S S S S S S S S
HEAT INDEX 86 97102104 99 90 86 84 96102106100 92 88 84 87 98105108102 93
MAX HEAT 97 104 103 89 96 106 104 90 98 108 106
HEAT Y Y
DATE WED 07/29/26 THU 07/30/26 FRI 07/31/26 SAT 08/01/26
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 92 80 92 80 91 79 91
TEMP 80 87 92 84 80 87 92 84 80 87 91 83 80 86 91 83
DEWPT 76 77 77 77 76 76 76 76 75 76 76 76 75 76 76 76
PWIND DIR E E E E E E E E
WIND CHAR GN BZ GN BZ GN BZ GN GN
AVG CLOUDS SC SC B1 SC FW SC SC FW FW FW FW FW CL FW SC FW
POP 12HR 40 40 10 10 0 10 20 20
RAIN SHWRS S C C C S S S S S S S S S
PRZ002-262000-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N 65.63W ELEV. 39 FT
232 AM AST SUN JUL 26 2026
DATE SUN 07/26/26 MON 07/27/26 TUE 07/28/26
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 80 91 80 91
TEMP 82 86 89 90 88 83 82 80 81 87 90 91 88 84 82 80 81 87 90 91 88 84
DEWPT 76 76 76 76 76 76 76 75 75 75 75 76 76 76 76 76 76 76 76 77 77 76
RH 82 72 66 64 68 80 82 85 82 68 62 62 68 77 82 88 85 70 64 64 70 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 12 12 12 13 12 10 9 9 9 10 10 10 10 9 10 9 9 13 14 14 13 11
CLOUDS SC SC B2 B2 B2 B2 SC B1 B2 OV OV B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 SC
POP 12HR 60 70 70 50 50
QPF 12HR 0.32 0.33 0.60 0.14 0.26
RAIN SHWRS C C C L L C C C L L L C C C C C C C C C C C
TSTMS S S S S S S S S S S S S S S S S S
HEAT INDEX 89 97101102 98 92 89 86 88 96101103 99 92 89 86 88 97102104100 94
MAX HEAT 97 102 101 91 96 103 102 91 97 104 103
HEAT Y Y
DATE WED 07/29/26 THU 07/30/26 FRI 07/31/26 SAT 08/01/26
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 81 90 81 90 81 90 80 90
TEMP 81 86 90 84 81 86 90 84 81 86 90 83 81 86 90 83
DEWPT 76 77 77 77 76 76 76 76 76 76 76 76 75 75 75 76
PWIND DIR E E E E E E E E
WIND CHAR GN BZ BZ BZ GN BZ GN GN
AVG CLOUDS SC B1 SC FW SC SC SC SC SC SC SC SC SC SC SC FW
POP 12HR 50 50 20 20 20 20 30 30
RAIN SHWRS C C C S S S S S S S S S S C C C
PRZ007-262000-
MERCEDITA AIRPORT-PONCE PR
18.02N 66.56W ELEV. 26 FT
232 AM AST SUN JUL 26 2026
DATE SUN 07/26/26 MON 07/27/26 TUE 07/28/26
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 77 90 77 91
TEMP 80 86 90 91 88 82 79 78 79 85 89 90 87 81 79 78 79 85 90 91 88 82
DEWPT 72 71 73 74 75 74 73 72 72 72 73 74 74 74 73 72 72 73 74 75 74 74
RH 77 61 58 58 66 77 82 82 79 65 59 60 65 79 82 82 79 67 60 60 63 77
WIND DIR NE E SE SE SE E NE NE NE E SE SE SE E E NE NE E SE SE SE E
WIND SPD 5 6 14 18 16 10 4 3 3 5 12 11 9 5 5 4 4 5 13 12 12 10
WIND GUST 31 26
CLOUDS FW FW FW SC SC FW FW SC SC SC SC SC SC FW FW FW FW SC SC SC SC FW
POP 12HR 20 10 20 10 20
QPF 12HR 0.11 0.02 0.10 0.01 0.05
RAIN SHWRS S S S S S S S S S S S S
HEAT INDEX 83 92 98101 97 88 83 91 97 99 95 87 83 92 99102 97 89
MAX HEAT 92 101 100 86 91 99 98 86 92 102 101
HEAT Y Y
DATE WED 07/29/26 THU 07/30/26 FRI 07/31/26 SAT 08/01/26
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 78 90 78 92 78 91 77 90
TEMP 79 85 90 82 78 86 92 83 79 86 91 82 78 85 90 81
DEWPT 72 73 75 74 73 72 73 73 72 71 73 73 72 71 73 74
PWIND DIR E E E E E E E E
WIND CHAR LT GN GN BZ LT GN LT GN
AVG CLOUDS FW FW SC SC FW FW CL CL CL FW SC FW CL FW FW CL
POP 12HR 5 30 0 0 20 20 10 10
RAIN SHWRS C C S S S S
PRZ008-262000-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N 67.13W ELEV. 237 FT
232 AM AST SUN JUL 26 2026
DATE SUN 07/26/26 MON 07/27/26 TUE 07/28/26
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 88 76 89 76 89
TEMP 78 84 87 88 85 80 78 76 78 84 88 89 86 80 78 77 78 84 88 89 86 81
DEWPT 75 76 77 77 77 77 77 75 74 76 77 78 77 77 77 75 74 76 77 79 78 78
RH 91 77 72 70 77 91 97 97 88 77 70 70 75 91 97 94 88 77 70 73 77 91
WIND DIR E E E NE E E E E E E E E E E E E E E E NE NE E
WIND SPD 14 16 13 17 11 14 8 8 12 13 9 4 3 4 2 6 5 6 4 8 4 5
CLOUDS SC SC SC B2 B2 SC FW SC SC SC FW OV OV B2 B2 B2 B2 FW FW B2 B2 CL
POP 12HR 50 30 70 60 60
QPF 12HR 0.42 0.09 0.87 0.20 0.67
RAIN SHWRS S S S C C C S S S L L L L L L L L
TSTMS S S S S S S S S S S
HEAT INDEX 92 99101 96 87 92100103 96 87 92100105 98 89
MAX HEAT 92 101 100 84 92 103 102 85 92 105 103
HEAT Y Y
DATE WED 07/29/26 THU 07/30/26 FRI 07/31/26 SAT 08/01/26
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 89 77 90 77 88 77 88
TEMP 77 84 89 81 77 85 90 81 78 84 88 81 78 84 88 80
DEWPT 76 77 78 78 76 76 78 77 76 76 77 77 75 76 77 77
PWIND DIR E E E E E E E E
WIND CHAR GN GN GN GN BZ BZ GN BZ
AVG CLOUDS CL FW SC B1 CL CL FW SC CL CL SC SC CL CL SC SC
POP 12HR 0 60 0 30 0 50 0 50
RAIN SHWRS L L C C C C C C
TSTMS S S S S S S
PRZ010-262000-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N 67.15W ELEV. 28 FT
232 AM AST SUN JUL 26 2026
DATE SUN 07/26/26 MON 07/27/26 TUE 07/28/26
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 92 74 93 75 93
TEMP 77 85 91 92 88 80 77 75 76 85 91 93 89 81 78 76 77 86 92 93 89 81
DEWPT 74 76 78 79 78 77 77 75 74 76 78 80 77 77 76 75 74 76 78 81 78 77
RH 90 75 66 66 72 91100100 94 75 66 66 68 88 94 97 90 72 64 68 70 88
WIND DIR E E SE W E NE E NE E E S E NE E E E E E SE N NE E
WIND SPD 6 5 3 5 3 3 2 5 8 5 3 3 1 3 3 4 4 2 3 4 2 5
CLOUDS FW FW SC OV OV B2 FW FW FW CL CL OV OV B2 B2 B2 B2 FW FW B2 B2 CL
POP 12HR 90 50 80 50 60
QPF 12HR 0.77 0.16 0.90 0.17 0.63
RAIN SHWRS C D D C D D C C C C L L
TSTMS S S S S S S S S S S S
HEAT INDEX 95105108100 87 95106112101 88 96107113103 89
MAX HEAT 95 108 107 83 95 112 109 86 96 113 110
HEAT Y Y
DATE WED 07/29/26 THU 07/30/26 FRI 07/31/26 SAT 08/01/26
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 92 76 92 76 92 75 92
TEMP 76 85 92 81 77 86 92 81 77 86 92 81 76 86 92 81
DEWPT 75 77 79 77 75 76 79 77 74 75 78 77 74 76 78 77
PWIND DIR E E E E E E E E
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS CL FW SC B1 CL CL FW SC CL CL SC SC CL CL SC SC
POP 12HR 5 60 0 40 0 50 0 50
RAIN SHWRS L L C C C C C C
TSTMS S S S S S S S S
VIZ001-262000-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N 64.97W ELEV. 23 FT
232 AM AST SUN JUL 26 2026
DATE SUN 07/26/26 MON 07/27/26 TUE 07/28/26
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 81 92 82 93
TEMP 83 87 90 91 89 84 83 81 82 88 91 92 89 85 84 82 83 89 92 93 90 86
DEWPT 76 76 76 76 76 76 76 76 75 75 75 76 75 76 76 76 76 76 76 77 76 77
RH 80 70 64 62 66 77 80 85 79 66 60 60 64 75 77 82 80 66 60 60 64 75
WIND DIR E E E E E E E E E E SE E E E E E E E E E E E
WIND SPD 18 17 18 17 14 16 16 16 14 14 13 13 13 13 16 14 17 18 19 18 17 17
CLOUDS SC SC SC B2 B2 SC SC B1 B2 B2 SC B1 B1 SC SC SC SC B1 B1 SC SC SC
POP 12HR 50 60 60 40 40
QPF 12HR 0.12 0.38 0.28 0.03 0.08
RAIN SHWRS S S S C C C S C L L C C C S S S S C C C C C
TSTMS S S S S S S
HEAT INDEX 92 98102103 99 93 91 88 89 97102104100 95 92 90 92100105107103 96
MAX HEAT 98 103 102 92 97 104 103 94 100 107 106
HEAT Y Y
DATE WED 07/29/26 THU 07/30/26 FRI 07/31/26 SAT 08/01/26
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 92 82 92 82 92 82 92
TEMP 82 88 92 85 82 88 92 85 82 88 92 85 83 88 92 85
DEWPT 77 77 76 77 76 76 76 76 76 76 76 76 75 76 75 76
PWIND DIR E E E E E E E E
WIND CHAR BZ BZ BZ BZ BZ BZ BZ BZ
AVG CLOUDS SC B1 SC FW SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR 40 40 10 10 10 10 20 50
RAIN SHWRS C C C S S S S S S S S S S S S C
TSTMS S
VIZ002-262000-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N 64.80W ELEV. 74 FT
232 AM AST SUN JUL 26 2026
DATE SUN 07/26/26 MON 07/27/26 TUE 07/28/26
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 91 80 92
TEMP 81 86 89 90 87 83 81 79 81 86 90 91 88 84 82 80 82 87 91 92 89 84
DEWPT 77 77 77 76 76 76 76 76 76 76 76 77 76 76 77 77 77 77 77 77 77 77
RH 88 75 68 64 70 80 85 91 85 72 64 64 68 77 85 91 85 72 64 62 68 80
WIND DIR E E E E E E E E E E SE E E E E E E E E E E E
WIND SPD 17 18 18 17 14 13 13 12 11 11 12 11 11 11 13 13 13 17 19 18 16 13
CLOUDS SC B1 B2 B2 B2 SC SC B2 B2 B2 B2 B2 B2 SC SC SC SC SC SC SC SC SC
POP 12HR 60 60 60 20 30
QPF 12HR 0.21 0.27 0.28 0.02 0.06
RAIN SHWRS C C C L C C S C L L C C C S S S S S S C C C
TSTMS S S S S S S S S S
HEAT INDEX 89 97101102 98 91 87 84 86 96101104 99 93 90 87 89 99104106101 94
MAX HEAT 97 102 102 90 96 104 103 92 99 106 105
HEAT Y Y
DATE WED 07/29/26 THU 07/30/26 FRI 07/31/26 SAT 08/01/26
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 91 80 90 80 90
TEMP 80 87 91 84 81 87 91 84 80 86 90 83 81 86 90 83
DEWPT 77 77 77 77 77 77 76 77 76 76 76 76 76 76 76 76
PWIND DIR E E E E E E E E
WIND CHAR BZ BZ BZ BZ BZ BZ BZ BZ
AVG CLOUDS SC SC SC CL CL FW FW FW SC SC SC SC SC SC SC FW
POP 12HR 30 20 10 10 10 10 20 30
RAIN SHWRS C C S S S S S S S S S S S C
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