311
FOCA52 TJSJ 041832
PFMSJU
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
232 PM AST SUN OCT 4 2026
PRZ001-050800-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N 66.00W ELEV. 9 FT
232 PM AST SUN OCT 4 2026
DATE 10/04/26 MON 10/05/26 TUE 10/06/26 WED
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 92 79 92 79
TEMP 85 82 80 79 78 86 91 92 86 83 81 80 79 86 91 92 86 83 81 80 79 85
DEWPT 74 74 75 75 74 75 75 75 75 75 76 75 75 75 75 75 74 75 75 75 75 75
RH 70 77 85 88 88 70 60 58 70 77 85 85 88 70 60 58 68 77 82 85 88 72
WIND DIR E E SE SE S SE E E E E SE SE SE E E E E E E E E E
WIND SPD 13 9 5 4 3 4 12 16 12 8 6 6 4 6 10 14 12 9 8 5 6 10
CLOUDS B2 B2 B1 B2 B2 B2 B1 B2 B2 B2 B2 B1 B1 SC SC SC SC SC SC SC SC SC
POP 12HR 60 60 50 30 30
QPF 12HR 0.28 0.31 0.20 0.18 0.09
RAIN SHWRS L L C C C C C L C C C C C S S C C C C S S S
TSTMS S S S S S S
HEAT INDEX 93 88 85 95102103 95 90 87 85 95102103 94 90 87 85 94
MAX HEAT 101 87 95 103 102 89 95 103 102 89 94
DATE 10/07 THU 10/08/26 FRI 10/09/26 SAT 10/10/26 SUN 10/11/26
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 89 78 91 79 91 78 91 78 91
TEMP 89 81 79 85 91 83 80 86 91 82 79 85 91 82 79 85 91 82
DEWPT 75 75 75 75 75 75 75 75 75 75 75 75 75 74 75 74 73 73
PWIND DIR E SE E E E E E SE E
WIND CHAR GN LT GN LT GN LT GN GN GN
AVG CLOUDS SC B1 B1 B1 B2 B2 SC SC SC SC SC SC SC FW FW FW SC SC
POP 12HR 50 50 60 30 20 20 20 20 20
RAIN SHWRS C C C C L L C C S S S S S S S S S
TSTMS S S S S S
PRZ002-050800-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N 65.63W ELEV. 39 FT
232 PM AST SUN OCT 4 2026
DATE 10/04/26 MON 10/05/26 TUE 10/06/26 WED
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 91 78 91 77
TEMP 84 82 80 79 78 85 90 91 85 82 80 79 78 85 90 91 84 81 79 78 77 84
DEWPT 75 75 75 75 75 76 76 76 76 76 76 75 75 76 76 75 76 75 75 75 75 76
RH 74 79 85 88 91 75 64 62 75 82 88 88 91 75 64 60 77 82 88 91 94 77
WIND DIR E E E SE E SE E E E E E E E E E E E E E E E E
WIND SPD 9 8 9 6 5 8 10 11 10 10 9 8 8 8 9 8 8 9 9 9 9 12
CLOUDS B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC
POP 12HR 60 50 50 40 30
QPF 12HR 0.30 0.29 0.23 0.26 0.14
RAIN SHWRS L L L C L C C C C C C C C C C C C C C C C C
TSTMS S S S S S S S
HEAT INDEX 92 89 85 94102103 94 89 86 94102102 93 87 93
MAX HEAT 99 87 94 103 102 87 94 103 101 87 93
DATE 10/07 THU 10/08/26 FRI 10/09/26 SAT 10/10/26 SUN 10/11/26
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 89 77 90 78 91 77 90 77 90
TEMP 89 81 78 84 90 82 79 85 91 81 78 84 90 81 78 84 90 81
DEWPT 75 75 75 76 75 75 75 76 75 75 75 75 75 75 75 75 75 74
PWIND DIR E E E E E E E E E
WIND CHAR GN LT GN GN GN GN GN GN GN
AVG CLOUDS B1 B2 B2 B2 B2 B2 B1 B1 SC SC SC SC SC SC SC SC SC SC
POP 12HR 60 60 60 40 30 30 30 20 20
RAIN SHWRS C L L L L L C C C C C C C S S S S S
TSTMS S S S S S S
PRZ007-050800-
MERCEDITA AIRPORT-PONCE PR
18.02N 66.56W ELEV. 26 FT
232 PM AST SUN OCT 4 2026
DATE 10/04/26 MON 10/05/26 TUE 10/06/26 WED
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 91 75 91 76
TEMP 83 80 78 77 76 84 90 91 83 80 78 76 75 84 90 91 84 81 79 77 76 83
DEWPT 76 75 74 73 72 75 77 77 77 76 75 74 73 75 77 77 77 76 74 73 72 74
RH 80 85 88 87 87 74 66 64 82 88 91 94 94 74 66 64 80 85 85 87 87 74
WIND DIR SE E NE NE NE E SE SE SE E NE NE NE E E SE E E NE NE NE NE
WIND SPD 5 5 5 3 4 4 12 11 10 6 4 4 4 4 11 9 6 4 3 4 5 4
CLOUDS B2 SC SC SC SC SC SC SC SC SC SC SC SC CL CL SC SC FW FW FW FW SC
POP 12HR 30 20 30 20 20
QPF 12HR 0.12 0.16 0.06 0.16 0.02
RAIN SHWRS L C C C C S S S S S C S S S S S
TSTMS S
HEAT INDEX 91 85 92103105 92 86 92103105 94 87 90
MAX HEAT 102 85 92 105 103 92 105 103 85 90
DATE 10/07 THU 10/08/26 FRI 10/09/26 SAT 10/10/26 SUN 10/11/26
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 76 90 76 91 75 91 76 90
TEMP 88 80 77 84 90 80 77 84 91 80 76 84 91 81 77 84 90 80
DEWPT 78 76 74 75 77 76 74 75 77 75 73 75 77 75 73 74 74 73
PWIND DIR E E E E E NE E E E
WIND CHAR GN LT GN LT GN LT GN LT GN
AVG CLOUDS SC B1 SC SC SC SC SC SC SC SC SC FW FW SC CL CL FW SC
POP 12HR 40 30 30 10 20 5 30 0 20
RAIN SHWRS C C C C C C S S S S S S C C S S
PRZ008-050800-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N 67.13W ELEV. 237 FT
232 PM AST SUN OCT 4 2026
DATE 10/04/26 MON 10/05/26 TUE 10/06/26 WED
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 74 88 75 88 75
TEMP 81 78 76 75 74 82 87 88 82 79 77 76 75 82 87 88 82 79 77 76 75 82
DEWPT 75 75 75 74 73 75 77 77 76 77 76 74 73 76 77 77 76 76 76 74 73 76
RH 82 91 97 97 97 79 72 70 82 94 97 94 94 82 72 70 82 91 97 94 94 82
WIND DIR SE E SE E E E NE NE E E SE E E E E NE E E E E E E
WIND SPD 9 9 4 4 4 6 6 8 5 2 4 3 4 6 4 5 6 10 9 6 9 11
CLOUDS OV OV B1 SC SC SC SC B2 B2 B2 SC SC SC CL CL B2 B2 SC SC FW FW SC
POP 12HR 70 60 50 60 30
QPF 12HR 0.30 0.54 0.14 0.69 0.06
RAIN SHWRS D L C S S S S C L C S S S L L C C S
TSTMS S S S S S S S
HEAT INDEX 87 89 99100 89 89 99100 89 89
MAX HEAT 97 89 100 100 89 100 99 89
DATE 10/07 THU 10/08/26 FRI 10/09/26 SAT 10/10/26 SUN 10/11/26
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 87 75 87 74 88 74 88 75 87
TEMP 87 79 76 82 87 78 75 82 88 78 75 82 88 79 76 82 87 79
DEWPT 77 76 74 76 77 77 74 76 77 76 74 76 77 76 74 75 75 75
PWIND DIR E E E E E E E E E
WIND CHAR GN LT LT LT GN GN GN GN GN
AVG CLOUDS SC B2 SC SC B1 B2 SC SC SC SC CL CL SC SC CL CL FW SC
POP 12HR 70 20 70 20 50 0 50 0 20
RAIN SHWRS L L S S L L S S C C C C S S
TSTMS S S S S S S S S
PRZ010-050800-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N 67.15W ELEV. 28 FT
232 PM AST SUN OCT 4 2026
DATE 10/04/26 MON 10/05/26 TUE 10/06/26 WED
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 73 94 73 94 73
TEMP 83 79 76 74 73 85 92 94 84 79 77 74 73 85 92 94 84 79 77 74 73 83
DEWPT 77 75 75 74 73 76 78 78 77 76 76 75 73 76 78 78 77 76 75 74 73 76
RH 82 88 97100100 75 64 60 80 91 97103100 75 64 60 80 91 94100100 80
WIND DIR NE E E E NE NE W NW E E E E E E NE NE NE E E E E E
WIND SPD 2 3 5 6 5 4 1 4 2 1 3 4 4 2 2 2 3 5 4 4 4 5
CLOUDS OV OV SC SC SC SC SC B2 OV B2 SC SC SC CL CL OV OV SC SC FW FW SC
POP 12HR 70 80 50 70 20
QPF 12HR 0.26 0.84 0.14 1.11 0.05
RAIN SHWRS D L S S S S S L D C S S S L L S S S
TSTMS S S S S S S S
HEAT INDEX 92 94107110 94 94107110 94 91
MAX HEAT 105 94 112 107 94 110 107 91
DATE 10/07 THU 10/08/26 FRI 10/09/26 SAT 10/10/26 SUN 10/11/26
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 73 93 72 94 73 94 73 93
TEMP 90 78 74 84 93 78 73 84 94 79 74 85 94 79 74 84 93 79
DEWPT 78 76 75 77 79 76 74 76 78 76 74 76 78 76 74 76 76 75
PWIND DIR SE E E E E E E E E
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC B2 SC SC B1 B2 SC FW SC B1 CL CL SC B1 FW FW SC SC
POP 12HR 70 20 70 10 60 0 60 0 50
RAIN SHWRS L L S S L L S S L L L L C C
TSTMS S S S S S S S S S S
VIZ001-050800-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N 64.97W ELEV. 23 FT
232 PM AST SUN OCT 4 2026
DATE 10/04/26 MON 10/05/26 TUE 10/06/26 WED
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 91 80 89 79
TEMP 85 83 82 81 80 86 90 91 86 83 82 81 80 85 88 89 84 82 81 80 79 85
DEWPT 75 75 76 76 76 76 76 76 76 77 77 77 76 76 76 75 76 76 76 76 76 76
RH 72 77 82 85 88 72 64 62 72 82 85 88 88 75 68 64 77 82 85 88 91 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 13 14 11 11 11 12 14 13 14 14 13 13 13 12 11 11 12 13 14 16 16
CLOUDS B1 B1 B1 B1 B1 SC B2 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC B1
POP 12HR 40 50 30 30 40
QPF 12HR 0.16 0.14 0.09 0.19 0.14
RAIN SHWRS C C C C C C C C C C C C C C C S S C C C C C
HEAT INDEX 94 90 89 87 86 96102103 96 92 90 88 86 94 99 99 93 89 87 86 94
MAX HEAT 99 89 96 105 103 92 94 100 98 89 94
DATE 10/07 THU 10/08/26 FRI 10/09/26 SAT 10/10/26 SUN 10/11/26
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 89 79 91 79 91 79 88 79 88
TEMP 89 82 80 86 91 83 80 86 91 83 80 84 88 82 80 84 88 82
DEWPT 75 76 76 76 75 76 76 76 75 76 76 76 75 75 75 75 75 74
PWIND DIR SE E E E E E E E E
WIND CHAR BZ GN BZ BZ BZ GN GN BZ BZ
AVG CLOUDS B1 B2 B2 B2 B2 B1 SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR 60 60 60 30 30 20 20 20 20
RAIN SHWRS C L L L L C C C C C S S S S S S S S
TSTMS S S S S S
VIZ002-050800-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N 64.80W ELEV. 74 FT
232 PM AST SUN OCT 4 2026
DATE 10/04/26 MON 10/05/26 TUE 10/06/26 WED
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 91 77 91 77
TEMP 85 82 80 79 78 85 90 91 84 81 79 78 77 85 90 91 84 81 79 78 77 84
DEWPT 75 76 76 76 76 77 77 77 77 77 77 76 76 76 77 77 76 76 76 76 75 76
RH 72 82 88 91 94 77 66 64 80 88 94 94 97 75 66 64 77 85 91 94 94 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 11 10 11 10 9 12 12 13 12 12 12 12 12 12 12 11 10 11 11 14 14 16
CLOUDS B2 B2 B2 SC SC SC B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1
POP 12HR 50 40 30 30 40
QPF 12HR 0.11 0.07 0.07 0.20 0.14
RAIN SHWRS C C C S S S C C C C S C C C C C C C C C C C
TSTMS S
HEAT INDEX 94 89 86 96103105 94 88 94103105 93 87 93
MAX HEAT 102 87 96 105 103 88 94 105 103 87 93
DATE 10/07 THU 10/08/26 FRI 10/09/26 SAT 10/10/26 SUN 10/11/26
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 78 91 77 91 77 91 77 90
TEMP 90 82 79 85 91 81 78 85 91 81 78 85 91 81 78 84 90 81
DEWPT 77 76 76 76 77 76 76 76 76 76 75 76 76 75 75 75 75 74
PWIND DIR E E E E E E E E E
WIND CHAR GN GN GN GN BZ GN GN GN BZ
AVG CLOUDS B1 B2 B2 B2 B2 B1 SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR 60 60 60 20 20 20 20 20 30
RAIN SHWRS C L L L L C S S S S S S S S S S S C
TSTMS S S S S S
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