033
FOCA52 TJSJ 081832
PFMSJU
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
232 PM AST TUE SEP 8 2026
PRZ001-090800-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N 66.00W ELEV. 9 FT
232 PM AST TUE SEP 8 2026
DATE 09/08/26 WED 09/09/26 THU 09/10/26 FRI
AST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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 80 88 80 90 80
TEMP 86 83 82 81 80 85 87 88 85 82 81 80 80 86 89 90 86 83 82 81 80 86
DEWPT 76 76 75 75 75 76 77 77 77 77 76 76 76 76 77 77 77 77 76 76 75 76
RH 72 80 79 82 85 75 72 70 77 85 85 88 88 72 68 66 75 82 82 85 85 72
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 12 12 11 10 13 18 17 14 13 12 12 12 14 18 17 13 10 11 11 11 12
CLOUDS B1 SC B1 SC B2 B2 B2 SC B2 B1 B2 B2 B2 B2 B2 B2 B2 SC SC SC SC SC
POP 12HR 50 50 60 60 30
QPF 12HR 0.39 0.43 0.32 0.41 0.13
RAIN SHWRS C C C C C C C C C C C C C L L L L C C S S C
TSTMS S S S S S S S S S S S S
OBVIS H H
HEAT INDEX 96 91 88 86 85 94 99100 95 91 88 86 86 96102103 97 92 89 87 85 96
MAX HEAT 101 90 94 100 100 90 96 103 102 91 96
DATE 09/11 SAT 09/12/26 SUN 09/13/26 MON 09/14/26 TUE 09/15/26
AST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 90 80 91 81 90 80 91 79 91
TEMP 90 83 81 86 91 84 82 86 90 83 81 86 91 83 80 86 91 83
DEWPT 76 76 75 75 75 75 74 74 75 75 74 74 75 75 74 74 71 74
PWIND DIR E E E E E E E SE E
WIND CHAR GN GN GN GN GN GN GN GN GN
AVG CLOUDS SC FW FW FW SC SC SC SC SC SC FW FW SC B1 SC SC SC FW
POP 12HR 30 5 30 30 30 20 40 30 30
RAIN SHWRS C S S S C C C C C S C C C C C S
TSTMS S S
PRZ002-090800-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N 65.63W ELEV. 39 FT
232 PM AST TUE SEP 8 2026
DATE 09/08/26 WED 09/09/26 THU 09/10/26 FRI
AST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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 82 88 81 89 80
TEMP 87 84 83 82 82 85 87 88 85 83 82 81 81 86 88 89 85 83 81 80 80 86
DEWPT 76 76 76 76 76 77 77 77 77 76 77 77 76 77 77 77 77 76 77 77 76 77
RH 70 77 80 82 82 77 72 70 77 80 85 88 85 75 70 68 77 80 88 91 88 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 12 12 14 14 14 18 18 16 14 14 16 17 18 18 17 16 13 12 13 14 14 16
CLOUDS B1 SC B1 B2 OV B2 B2 SC B2 B1 B2 B2 OV B2 B2 B2 B2 B1 B1 SC SC SC
POP 12HR 70 60 70 60 40
QPF 12HR 0.54 0.46 0.39 0.46 0.18
RAIN SHWRS C C C C L L L C C C L L L L L L L C C C C C
TSTMS S S S S S S S S S S S S S
HEAT INDEX 97 94 92 90 90 96 99100 96 91 90 89 88 97101101 96 91 89 87 86 97
MAX HEAT 102 93 96 100 100 91 97 102 101 90 97
DATE 09/11 SAT 09/12/26 SUN 09/13/26 MON 09/14/26 TUE 09/15/26
AST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 90 81 90 82 87 81 88 81 88
TEMP 90 84 81 86 90 84 82 85 87 83 81 85 88 83 81 85 88 83
DEWPT 77 75 75 75 76 75 75 75 75 75 74 75 75 75 74 75 73 74
PWIND DIR E E E E E E E E E
WIND CHAR BZ GN GN GN GN GN GN GN GN
AVG CLOUDS SC SC SC SC SC SC SC SC SC SC CL FW B1 B1 B1 B1 B1 SC
POP 12HR 30 10 30 30 30 30 40 40 40
RAIN SHWRS C S S S S C C C C C C C C C C C C
TSTMS S S S S
PRZ007-090800-
MERCEDITA AIRPORT-PONCE PR
18.02N 66.56W ELEV. 26 FT
232 PM AST TUE SEP 8 2026
DATE 09/08/26 WED 09/09/26 THU 09/10/26 FRI
AST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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 90 78 91 77
TEMP 87 83 80 79 78 85 89 90 85 82 80 79 78 86 90 91 85 81 79 78 77 85
DEWPT 77 75 74 74 72 75 78 77 77 75 75 75 74 76 78 77 78 76 75 75 74 76
RH 72 77 82 85 82 72 70 66 77 79 85 88 88 72 68 64 80 85 88 91 90 75
WIND DIR E E NE NE NE E E E E NE NE E E E E E E E E E E E
WIND SPD 12 8 5 6 8 11 16 14 13 6 6 6 6 10 17 16 13 9 8 8 8 10
WIND GUST 27 26 28 26
CLOUDS SC CL FW FW SC SC SC FW SC SC SC SC SC SC SC SC SC SC SC FW FW FW
POP 12HR 20 30 20 30 10
QPF 12HR 0.10 0.20 0.10 0.15 0.05
RAIN SHWRS S S S S C S S S S S S S S C C S S S S
OBVIS H H H H H H H H H H H H H H
HEAT INDEX 98 90 85 93103103 95 88 85 95104104 97 88 83 95
MAX HEAT 108 88 93 105 104 87 95 105 104 86 95
DATE 09/11 SAT 09/12/26 SUN 09/13/26 MON 09/14/26 TUE 09/15/26
AST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 91 77 91 77 88 77 89 77 89
TEMP 91 81 78 85 91 81 78 83 88 80 78 84 89 81 78 84 89 81
DEWPT 77 75 74 74 76 74 73 74 76 74 73 74 76 75 73 74 72 73
PWIND DIR E E E NE E E E E E
WIND CHAR GN LT GN LT GN LT GN LT GN
AVG CLOUDS FW SC CL CL CL FW SC SC SC SC FW SC SC SC SC SC SC SC
POP 12HR 20 0 10 10 10 30 30 10 30
RAIN SHWRS S S S S S S S C C C S S S C
PRZ008-090800-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N 67.13W ELEV. 237 FT
232 PM AST TUE SEP 8 2026
DATE 09/08/26 WED 09/09/26 THU 09/10/26 FRI
AST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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 88 78 87 76
TEMP 84 81 80 79 78 84 87 88 84 81 80 79 78 83 86 87 82 79 78 77 76 83
DEWPT 78 78 76 75 74 77 78 79 78 78 77 76 75 77 78 79 78 78 77 75 75 77
RH 82 91 88 88 88 80 75 75 82 91 91 91 91 82 77 77 88 97 97 94 97 82
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 16 17 14 12 12 13 10 21 20 23 19 18 16 14 13 18 9 11 14 13 11 12
CLOUDS B1 SC FW FW FW FW CL B1 B2 SC FW FW FW FW FW B2 B2 SC SC CL CL SC
POP 12HR 10 60 10 60 20
QPF 12HR 0.03 0.71 0.03 0.67 0.03
RAIN SHWRS C S L L S L L S S S
TSTMS S S S S
OBVIS H H H H H H H H H H H H H
HEAT INDEX 94 89 84 93100103 94 89 85 92 99101 92 84 92
MAX HEAT 102 88 93 103 102 88 92 101 100 92
DATE 09/11 SAT 09/12/26 SUN 09/13/26 MON 09/14/26 TUE 09/15/26
AST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 88 77 89 78 86 77 87 76 87
TEMP 88 80 78 84 89 81 79 83 86 80 77 83 87 79 77 82 87 80
DEWPT 78 78 74 76 77 76 74 76 76 76 74 76 77 76 74 76 71 74
PWIND DIR E E E E E E E E E
WIND CHAR GN GN BZ BZ BZ BZ BZ GN GN
AVG CLOUDS SC SC CL CL FW SC CL CL FW SC SC SC SC SC SC SC SC B1
POP 12HR 30 0 40 0 30 20 30 10 50
RAIN SHWRS C C C C C C S S C C S S C C
TSTMS S S S S
PRZ010-090800-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N 67.15W ELEV. 28 FT
232 PM AST TUE SEP 8 2026
DATE 09/08/26 WED 09/09/26 THU 09/10/26 FRI
AST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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 76 91 75
TEMP 86 81 79 77 76 84 88 89 83 80 78 77 76 85 90 91 84 80 78 76 76 85
DEWPT 79 78 76 74 73 76 79 79 80 78 76 75 75 77 79 79 79 78 76 75 74 77
RH 80 91 91 90 90 77 75 73 91 94 94 94 97 77 70 68 85 94 94 97 94 77
WIND DIR N E E NE E E E NE E E NE E E E E E E E E E E E
WIND SPD 3 5 8 5 5 4 3 6 2 8 12 9 6 4 2 5 3 3 5 4 4 4
CLOUDS OV SC CL CL CL CL CL B1 B2 SC CL CL CL CL CL B2 B2 FW FW CL CL SC
POP 12HR 10 70 5 60 10
QPF 12HR 0.01 0.75 0.01 0.67 0.02
RAIN SHWRS L S L L S L L S S S
TSTMS S S S S S
OBVIS H H H H H H H H H H H H H
HEAT INDEX 99 89 92103104 96 86 95106107 96 86 96
MAX HEAT 109 87 92 106 105 84 95 108 106 96
DATE 09/11 SAT 09/12/26 SUN 09/13/26 MON 09/14/26 TUE 09/15/26
AST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 93 75 93 76 91 75 92 75 92
TEMP 93 80 76 85 93 81 77 85 91 80 76 85 92 80 76 85 92 80
DEWPT 79 77 74 75 77 76 74 75 77 76 74 75 77 76 74 75 72 73
PWIND DIR E E NE E E E E E S
WIND CHAR LT LT LT GN LT GN LT LT LT
AVG CLOUDS SC SC CL CL FW SC CL CL SC B1 SC SC SC B2 SC SC SC B2
POP 12HR 40 0 40 0 60 20 60 30 60
RAIN SHWRS C C C C L L S S L L C C L L
TSTMS S S S S S S S S S S
VIZ001-090800-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N 64.97W ELEV. 23 FT
232 PM AST TUE SEP 8 2026
DATE 09/08/26 WED 09/09/26 THU 09/10/26 FRI
AST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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 82 87 82 89 81
TEMP 87 84 83 82 82 85 87 87 85 84 83 82 82 86 88 89 86 83 82 81 81 87
DEWPT 77 77 77 78 78 78 77 76 78 77 78 78 78 78 77 76 78 77 78 78 78 77
RH 72 80 82 88 88 80 72 70 80 80 85 88 88 77 70 66 77 82 88 91 91 72
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 18 19 20 21 24 24 21 19 21 20 23 24 24 24 23 20 19 19 20 21 21 21
CLOUDS SC SC SC B2 OV B1 B1 SC SC SC B2 SC B2 B1 B1 SC SC SC SC SC SC SC
POP 12HR 70 40 60 40 20
QPF 12HR 0.56 0.29 0.28 0.19 0.11
RAIN SHWRS S S C L L C C C C C L C C C C C C S S S S S
TSTMS S S S S S S
OBVIS H H H H H
HEAT INDEX 98 95 93 92 91 96 98 97 96 93 93 92 92 98101100 98 93 92 90 90 98
MAX HEAT 102 94 96 99 100 93 98 101 101 92 98
DATE 09/11 SAT 09/12/26 SUN 09/13/26 MON 09/14/26 TUE 09/15/26
AST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 91 81 91 82 90 82 90 82 90
TEMP 91 84 82 87 91 85 82 87 90 84 82 87 90 84 82 87 90 84
DEWPT 76 76 77 76 75 76 76 76 75 76 76 75 74 75 76 75 74 74
PWIND DIR E E E E E E E E E
WIND CHAR BZ BZ BZ BZ BZ BZ BZ BZ GN
AVG CLOUDS SC FW SC SC SC SC SC SC SC SC FW FW SC SC SC SC SC SC
POP 12HR 20 10 20 20 20 30 30 30 30
RAIN SHWRS S S S S S S S S S S C C C C C C C
VIZ002-090800-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N 64.80W ELEV. 74 FT
232 PM AST TUE SEP 8 2026
DATE 09/08/26 WED 09/09/26 THU 09/10/26 FRI
AST 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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 81 88 80 90 81
TEMP 86 84 82 81 81 85 87 88 85 82 81 80 80 86 89 90 86 84 82 81 81 86
DEWPT 76 76 77 77 77 78 78 77 77 77 78 77 77 78 78 77 77 77 77 77 77 77
RH 72 77 85 88 88 80 75 70 77 85 91 91 91 77 70 66 75 80 85 88 88 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 17 17 18 19 20 23 19 19 19 19 20 21 21 21 21 19 18 17 19 18 18 20
CLOUDS SC SC SC B2 OV SC B1 FW SC B1 B2 B1 B2 B1 B1 SC SC SC SC SC SC SC
POP 12HR 70 40 60 30 20
QPF 12HR 0.56 0.24 0.31 0.18 0.10
RAIN SHWRS S S C L L C C S S C L C C C C C C S S S S S
TSTMS S S S S S S
OBVIS H H H H H H H
HEAT INDEX 96 92 91 89 89 97101100 95 91 90 87 87 98103103 97 93 91 89 89 98
MAX HEAT 101 92 97 101 100 90 98 104 102 92 98
DATE 09/11 SAT 09/12/26 SUN 09/13/26 MON 09/14/26 TUE 09/15/26
AST 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 90 79 90 81 90 80 90 81 90
TEMP 90 82 80 85 90 84 81 86 90 83 81 86 90 84 81 86 90 83
DEWPT 77 76 76 76 76 76 75 76 76 75 75 76 75 75 75 75 74 74
PWIND DIR E E E E E E E E E
WIND CHAR BZ BZ BZ BZ BZ BZ BZ GN GN
AVG CLOUDS FW FW FW FW FW FW SC SC SC SC SC SC B1 SC SC SC SC SC
POP 12HR 10 10 10 30 30 40 40 20 30
RAIN SHWRS S S S S S C C S S C C S S S C C
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