356
FOCA52 TJSJ 090632
PFMSJU
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
232 AM AST WED SEP 9 2026
PRZ001-092000-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N 66.00W ELEV. 9 FT
232 AM AST WED SEP 9 2026
DATE WED 09/09/26 THU 09/10/26 FRI 09/11/26
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 80 90 81 90
TEMP 80 87 91 92 87 84 82 81 80 86 89 90 86 84 82 81 81 86 89 90 86 84
DEWPT 75 76 77 76 77 77 76 76 76 77 77 77 77 77 77 76 75 76 76 76 75 76
RH 85 70 64 60 72 80 82 85 88 75 68 66 75 80 85 85 82 72 66 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 10 13 18 17 14 13 12 12 12 14 17 18 14 11 12 11 10 12 18 16 14 11
CLOUDS OV B2 B2 B1 B2 B1 B1 B1 B2 B2 B2 B2 B2 SC SC SC SC SC SC SC SC FW
POP 12HR 60 70 60 30 30
QPF 12HR 0.48 0.40 0.41 0.12 0.06
RAIN SHWRS L L C C C C C C L L L L L C C S S C C S S
TSTMS S S S S S S S S S
OBVIS H H H H H
HEAT INDEX 86 97104104 98 93 89 87 86 97102103 97 93 91 88 87 96101102 95 92
MAX HEAT 97 106 105 92 97 103 104 92 96 102 101
DATE SAT 09/12/26 SUN 09/13/26 MON 09/14/26 TUE 09/15/26
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 91 81 90 80 91 79 91
TEMP 81 87 91 84 82 86 90 83 81 86 91 83 80 86 91 83
DEWPT 75 75 75 75 75 75 75 75 75 75 75 75 74 74 74 75
PWIND DIR E E E E E E E E
WIND CHAR GN GN GN GN GN GN GN GN
AVG CLOUDS FW FW FW SC SC SC SC SC SC B1 B1 B1 SC SC FW SC
POP 12HR 5 30 30 30 40 40 30 20
RAIN SHWRS S C C C C C S C C C C C S S
PRZ002-092000-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N 65.63W ELEV. 39 FT
232 AM AST WED SEP 9 2026
DATE WED 09/09/26 THU 09/10/26 FRI 09/11/26
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 89 82 90
TEMP 81 87 90 91 87 84 83 82 81 86 88 89 86 84 83 82 82 87 89 90 87 84
DEWPT 76 77 77 77 78 77 77 77 77 77 78 77 78 77 77 77 76 76 76 76 77 76
RH 85 72 66 64 75 80 82 85 88 75 72 68 77 80 82 85 82 70 66 64 72 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 14 18 18 16 16 14 16 17 17 18 17 17 14 13 16 14 12 16 17 14 12 13
CLOUDS OV B2 B2 B2 B2 B1 B2 B2 OV OV B2 B2 B2 B1 B1 SC SC SC SC SC SC SC
POP 12HR 60 70 70 40 30
QPF 12HR 0.52 0.43 0.46 0.16 0.09
RAIN SHWRS L L L C C C L L L L L L L C C C C C C S S S
TSTMS S S S S S S S S S S S
OBVIS H H H
HEAT INDEX 88 98103104100 94 91 89 89 97102102 98 94 92 91 90 97101102 98 94
MAX HEAT 98 106 105 93 97 103 102 93 97 102 102
DATE SAT 09/12/26 SUN 09/13/26 MON 09/14/26 TUE 09/15/26
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 90 81 87 81 88 81 88
TEMP 82 87 90 84 81 84 87 83 81 85 88 83 81 85 88 83
DEWPT 75 75 76 75 75 75 76 75 75 75 75 75 75 75 75 75
PWIND DIR E E E E E E E E
WIND CHAR GN GN GN GN GN GN GN GN
AVG CLOUDS SC SC SC SC SC SC SC B1 B1 B1 B2 B1 B1 SC SC B1
POP 12HR 10 30 30 40 50 50 40 50
RAIN SHWRS S S S C C C C C S C C C C C C C
TSTMS S S
PRZ007-092000-
MERCEDITA AIRPORT-PONCE PR
18.02N 66.56W ELEV. 26 FT
232 AM AST WED SEP 9 2026
DATE WED 09/09/26 THU 09/10/26 FRI 09/11/26
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 78 91 78 91
TEMP 78 86 91 92 86 82 80 79 78 86 90 91 85 82 80 79 78 86 90 91 85 82
DEWPT 73 75 79 77 77 75 75 75 74 76 79 78 78 77 75 75 74 76 78 77 77 75
RH 85 70 68 62 75 79 85 88 88 72 70 66 80 85 85 88 88 72 68 64 77 79
WIND DIR E E E SE E NE NE NE E E E SE E E E E E E E SE E E
WIND SPD 6 10 16 16 13 8 5 6 8 11 16 16 14 10 8 9 6 8 16 16 14 9
WIND GUST 26 26 27 26 27 26
CLOUDS SC B1 SC SC SC FW SC SC SC SC SC SC SC SC SC SC SC FW FW SC SC FW
POP 12HR 40 30 30 10 20
QPF 12HR 0.25 0.16 0.18 0.04 0.05
RAIN SHWRS S C C S S S S S C S C C S S S S S S
OBVIS H H H H H H H H H H H H H H H H
HEAT INDEX 95107106 97 89 85 95106106 97 90 85 95104104 96 88
MAX HEAT 95 107 106 87 95 107 106 88 95 105 103
DATE SAT 09/12/26 SUN 09/13/26 MON 09/14/26 TUE 09/15/26
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 91 78 88 77 89 77 89
TEMP 79 86 91 82 79 84 88 80 78 84 89 81 78 84 89 81
DEWPT 74 74 76 74 73 74 76 75 73 74 76 75 73 74 76 74
PWIND DIR NE E NE E NE E E E
WIND CHAR GN GN LT GN LT GN LT GN
AVG CLOUDS CL CL FW FW CL FW SC FW FW FW SC SC SC FW FW SC
POP 12HR 0 5 5 10 10 30 10 40
RAIN SHWRS S S S S S S C C S S S C
PRZ008-092000-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N 67.13W ELEV. 237 FT
232 AM AST WED SEP 9 2026
DATE WED 09/09/26 THU 09/10/26 FRI 09/11/26
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 78 87 78 88
TEMP 78 85 89 90 85 82 80 79 78 83 86 87 83 81 79 78 78 84 87 88 83 80
DEWPT 74 77 78 78 79 78 77 76 75 77 78 79 79 78 77 76 75 77 78 78 78 77
RH 88 77 70 68 82 88 91 91 91 82 77 77 88 91 94 94 91 80 75 72 85 91
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 14 13 6 21 19 24 19 18 14 14 10 19 13 8 14 11 10 10 11 13 17 8
CLOUDS FW FW CL B2 B2 SC FW FW FW FW FW B2 B2 SC SC CL CL SC SC B1 B1 CL
POP 12HR 70 10 60 20 30
QPF 12HR 0.86 0.04 0.67 0.03 0.10
RAIN SHWRS L L S S L L S S S S C C
TSTMS S S S S
OBVIS H H H H H H H
HEAT INDEX 95103104 98 90 86 92 99101 94 89 84 93100101 93 87
MAX HEAT 95 106 105 89 92 101 100 87 93 102 101
DATE SAT 09/12/26 SUN 09/13/26 MON 09/14/26 TUE 09/15/26
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 79 86 78 87 77 87
TEMP 78 84 89 82 80 83 86 80 78 83 87 80 78 83 87 79
DEWPT 75 76 77 77 75 76 77 76 74 76 77 77 74 76 77 77
PWIND DIR E E E E E E E E
WIND CHAR GN BZ BZ BZ BZ BZ GN BZ
AVG CLOUDS CL CL FW SC CL CL FW SC FW FW SC SC SC FW FW SC
POP 12HR 0 20 0 30 5 40 10 10
RAIN SHWRS S S C C C C S S S S
PRZ010-092000-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N 67.15W ELEV. 28 FT
232 AM AST WED SEP 9 2026
DATE WED 09/09/26 THU 09/10/26 FRI 09/11/26
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 76 91 76 93
TEMP 76 85 90 92 85 81 79 77 76 85 90 91 85 81 78 77 77 86 91 93 85 80
DEWPT 73 76 79 78 79 78 76 75 75 77 79 80 79 78 77 75 75 77 79 79 79 77
RH 90 75 70 64 82 91 91 94 97 77 70 70 82 91 97 94 94 75 68 64 82 91
WIND DIR E E E N SE E NE E E E E SE SE E E E E E E NE E E
WIND SPD 5 4 3 5 3 10 12 8 5 4 3 4 5 9 5 4 4 4 2 2 2 9
CLOUDS FW CL CL OV B2 FW FW CL CL CL CL B2 B2 FW FW FW FW SC SC B1 B1 CL
POP 12HR 70 5 60 10 40
QPF 12HR 0.86 0.01 0.67 0.02 0.11
RAIN SHWRS L L S L L S S S S C C
TSTMS S S S S S S
OBVIS H H H H H H H H H H H H H H H
HEAT INDEX 94107107 98 89 95106109 97 88 97108110 98 87
MAX HEAT 94 109 108 85 95 109 106 85 97 111 109
DATE SAT 09/12/26 SUN 09/13/26 MON 09/14/26 TUE 09/15/26
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 76 91 75 92 74 92
TEMP 76 85 93 81 77 85 91 80 76 85 92 79 75 84 92 80
DEWPT 74 75 78 77 74 75 77 76 74 76 77 76 74 75 77 76
PWIND DIR E NE E E E E E NE
WIND CHAR LT LT GN LT LT LT LT LT
AVG CLOUDS CL CL FW SC CL CL SC B1 FW FW SC B2 SC SC FW B1
POP 12HR 0 40 0 60 5 70 20 40
RAIN SHWRS C C L L L L S S C C
TSTMS S S S S S S
VIZ001-092000-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N 64.97W ELEV. 23 FT
232 AM AST WED SEP 9 2026
DATE WED 09/09/26 THU 09/10/26 FRI 09/11/26
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 82 89 83 91
TEMP 82 87 89 90 87 84 83 82 82 86 88 89 86 85 84 83 83 88 90 91 88 85
DEWPT 78 78 77 77 78 78 78 79 78 78 78 77 79 77 78 78 77 77 76 76 77 76
RH 88 75 68 66 75 82 85 91 88 77 72 68 80 77 82 85 82 70 64 62 70 75
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 23 24 21 20 21 21 24 24 24 23 23 20 19 20 21 21 20 19 20 17 19 18
CLOUDS OV B2 B1 SC SC SC B2 B2 B2 B1 B1 SC SC CL CL SC SC SC SC FW FW FW
POP 12HR 60 60 40 20 20
QPF 12HR 0.36 0.39 0.17 0.04 0.03
RAIN SHWRS L L C C C C L L L C C C C S S S S
TSTMS S S S S S
OBVIS H H H H H H H H H
HEAT INDEX 92 99102103 99 96 93 93 92 98102102100 95 95 94 92100102103100 95
MAX HEAT 99 103 104 95 98 103 103 95 100 103 103
DATE SAT 09/12/26 SUN 09/13/26 MON 09/14/26 TUE 09/15/26
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 83 91 82 90 82 90 82 90
TEMP 83 88 91 85 82 87 90 84 82 87 90 84 82 87 90 84
DEWPT 77 76 75 76 77 76 75 76 77 76 75 75 76 75 74 75
PWIND DIR E E E E E E E E
WIND CHAR BZ BZ BZ BZ BZ BZ BZ BZ
AVG CLOUDS FW SC SC SC SC SC SC SC SC SC B1 SC SC SC FW SC
POP 12HR 10 20 20 20 50 50 30 40
RAIN SHWRS S S S S S S S S S C C C C C S C
VIZ002-092000-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N 64.80W ELEV. 74 FT
232 AM AST WED SEP 9 2026
DATE WED 09/09/26 THU 09/10/26 FRI 09/11/26
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 90 81 90
TEMP 81 87 90 91 87 84 83 82 81 86 89 90 86 84 82 81 81 86 89 90 86 84
DEWPT 77 78 78 78 78 77 78 78 77 78 78 78 78 77 78 77 77 77 77 77 76 76
RH 88 75 68 66 75 80 85 88 88 77 70 68 77 80 88 88 88 75 68 66 72 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 20 23 21 20 19 20 21 21 20 21 21 19 17 18 19 18 17 19 19 17 17 17
CLOUDS OV B2 B1 SC SC B1 B2 B1 B2 B1 B1 SC SC FW FW SC SC SC SC FW FW FW
POP 12HR 60 60 30 20 10
QPF 12HR 0.32 0.37 0.16 0.06 0.01
RAIN SHWRS L L C S S C L C C C C C S S S S S
TSTMS S S S
OBVIS H H H H H H H H H H H H
HEAT INDEX 89100105106100 94 92 90 89 99103104 99 93 92 89 89 98102103 96 92
MAX HEAT 100 106 105 94 99 105 104 93 98 103 102
DATE SAT 09/12/26 SUN 09/13/26 MON 09/14/26 TUE 09/15/26
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 80 90 80 90
TEMP 81 86 90 84 81 86 90 83 81 86 90 83 81 86 90 83
DEWPT 76 76 76 76 76 76 76 75 75 76 75 75 75 75 75 75
PWIND DIR E E E E E E E E
WIND CHAR BZ BZ BZ BZ BZ BZ BZ BZ
AVG CLOUDS FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC B1
POP 12HR 10 10 10 20 30 30 20 60
RAIN SHWRS S S S S S S S S C C S S S S L
TSTMS S
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