878
FOCA52 TJSJ 092102
AFMSJU
AREA FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
502 PM AST TUE SEP 9 2025
PRZ001-100800-
SAN JUAN AND VICINITY-
INCLUDING THE CITIES OF BAYAMON, CAROLINA, CATANO, GUAYNABO,
SAN JUAN, TOA ALTA, TOA BAJA, AND TRUJILLO ALTO
502 PM AST TUE SEP 9 2025
DATE 09/09/25 WED 09/10/25 THU 09/11/25 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 72 76 80 82 90 93 73 77 81 83 90 93 72 76 80
TEMP 80 78 77 76 84 89 90 85 81 79 78 77 85 89 90 84 81 79 77 77 84
DEWPT 75 76 75 74 76 76 76 76 76 77 76 76 76 76 76 76 76 76 75 75 75
RH 85 94 94 94 77 66 64 75 85 94 94 97 75 66 64 77 85 91 94 94 74
WIND DIR SE SE SE SE SE SE SE E E SE SE SE E E E E E E E SE E
WIND SPD 6 5 5 4 4 10 14 12 8 8 5 8 8 11 13 12 8 5 4 3 5
CLOUDS B1 FW SC FW SC SC B2 B2 SC SC FW SC SC SC B1 B1 SC SC SC SC SC
POP 12HR 40 50 50 30 20
QPF 12HR 0.06-0.12 0.57-0.66 0.06-0.12 0.04-0.76 0.00-0.13
SNOW 12HR MM MM MM
RAIN SHWRS SC IS IS IS IS SC SC SC SC IS SC IS IS SC SC IS IS IS IS IS
TSTMS IS IS IS IS
HEAT INDEX 84 93101102 94 88 83 81 95101102 93 86 81 93
MAX HEAT 98 89 98 111 109 92 100 112 109 91 100
DATE 09/12 SAT 09/13/25 SUN 09/14/25 MON 09/15/25 TUE 09/16/25
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 76 90 77 89 77 90 77 90
TEMP 90 80 77 84 90 81 78 84 89 80 78 84 90 81 78 85 90 81
DEWPT 75 75 75 75 76 75 75 76 76 76 75 75 76 76 76 76 76 74
PWIND DIR E SE E SE E SE E E E
WIND CHAR GN LT GN LT GN LT GN LT GN
AVG CLOUDS SC SC B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC B1 B1 B1 B1 SC
POP 12HR 30 30 40 40 40 30 40 40 40
RAIN SHWRS IS SC SC SC SC SC SC SC SC SC IS IS SC SC SC SC SC SC
TSTMS IS IS IS IS IS IS
PRZ002-100800-
NORTHEAST-
INCLUDING THE CITIES OF CEIBA, CANOVANAS, FAJARDO, HUMACAO,
LOIZA, LUQUILLO, NAGUABO, AND RIO GRANDE
502 PM AST TUE SEP 9 2025
DATE 09/09/25 WED 09/10/25 THU 09/11/25 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 67 76 81 75 87 92 68 77 81 75 88 93 67 76 81
TEMP 80 78 77 76 83 87 87 83 80 78 77 77 83 87 88 83 80 78 77 76 83
DEWPT 73 75 74 75 75 76 75 76 75 76 75 75 76 75 74 75 74 75 74 74 74
RH 79 91 90 97 77 70 68 80 85 94 94 94 80 68 63 77 82 91 90 94 74
WIND DIR SE SE SE SE SE SE SE E E E E E E E E E E E E E E
WIND SPD 6 8 9 6 6 11 11 10 9 10 10 9 10 11 11 10 8 6 6 5 8
WIND GUST 23 20 20
CLOUDS B1 SC SC SC SC SC B1 B1 SC SC SC SC B1 SC SC SC SC SC SC SC SC
POP 12HR 50 50 50 50 40
QPF 12HR 0.10-0.18 0.17-0.66 0.13 0.08-0.77 0.07-0.13
SNOW 12HR MM MM MM
RAIN SHWRS SC IS IS SC SC SC SC SC SC SC IS SC SC SC IS IS SC SC SC SC IS
TSTMS IS IS IS
HEAT INDEX 83 90 96 97 91 85 81 91 96 97 90 84 80 90
MAX HEAT 97 92 97 106 105 94 99 108 106 93 98
DATE 09/12 SAT 09/13/25 SUN 09/14/25 MON 09/15/25 TUE 09/16/25
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 88 76 87 76 88 76 88
TEMP 88 79 77 83 88 80 77 82 87 79 77 83 88 80 77 83 88 80
DEWPT 74 74 74 74 74 74 74 74 74 74 75 75 75 75 75 75 74 74
PWIND DIR E E E E E E E E E
WIND CHAR GN LT GN LT GN LT GN LT GN
AVG CLOUDS SC B1 B1 B1 SC B1 B1 B1 B1 B1 B1 B1 SC B1 B2 B2 B1 B1
POP 12HR 50 50 40 40 40 40 50 50 50
RAIN SHWRS IS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
TSTMS IS IS IS IS
PRZ003-100800-
SOUTHEAST-
INCLUDING THE CITIES OF ARROYO, GUAYAMA, MAUNABO, PATILLAS,
SALINAS, AND YABUCOA
502 PM AST TUE SEP 9 2025
DATE 09/09/25 WED 09/10/25 THU 09/11/25 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 69 76 82 78 88 93 70 77 82 78 88 93 69 76 81
TEMP 80 78 77 76 83 87 88 83 80 79 78 77 83 87 88 83 80 78 77 76 83
DEWPT 73 75 73 73 74 74 74 75 75 76 74 74 74 74 73 74 74 75 74 74 73
RH 79 91 87 90 74 65 63 77 85 91 88 90 74 65 61 74 82 91 90 94 72
WIND DIR E E E E E SE SE E E E E E E E E E E NE NE NE E
WIND SPD 5 6 8 6 6 10 10 10 8 8 9 8 9 12 11 10 8 6 6 5 8
WIND GUST 21 21 21 25 24 21
CLOUDS B1 FW SC FW SC SC B1 B1 SC SC FW SC SC SC SC SC SC SC SC SC SC
POP 12HR 50 50 50 40 30
QPF 12HR 0.08-0.15 0.05-0.17 0.07-0.12 0.01-0.77 0.00-0.13
SNOW 12HR MM MM MM
RAIN SHWRS SC IS IS IS SC SC SC SC SC IS SC SC SC IS IS SC SC SC SC IS
TSTMS IS IS
HEAT INDEX 83 80 89 95 96 90 84 81 90 95 96 89 83 89
MAX HEAT 97 92 99 106 105 93 99 105 103 91 97
DATE 09/12 SAT 09/13/25 SUN 09/14/25 MON 09/15/25 TUE 09/16/25
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 75 88 76 87 76 88 76 88
TEMP 88 79 76 82 88 79 77 82 87 79 77 83 88 80 77 83 88 80
DEWPT 73 73 73 73 72 73 74 73 72 74 74 73 72 74 74 74 73 73
PWIND DIR E E E E E E E NE E
WIND CHAR GN LT GN LT GN LT GN LT GN
AVG CLOUDS SC SC B1 B1 SC SC B1 B1 SC FW SC SC FW SC B1 B1 SC FW
POP 12HR 50 50 40 40 40 30 40 40 40
RAIN SHWRS IS IS SC SC SC IS SC SC SC IS SC SC IS SC SC SC SC IS
PRZ004-100800-
EASTERN INTERIOR-
INCLUDING THE CITIES OF AGUAS BUENAS, CAGUAS, CAYEY, CIDRA,
COMERIO, GURABO, JUNCOS, LAS PIEDRAS, AND SAN LORENZO
502 PM AST TUE SEP 9 2025
DATE 09/09/25 WED 09/10/25 THU 09/11/25 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 69 73 77 76 87 93 69 74 78 77 87 94 68 73 77
TEMP 77 75 74 73 81 86 87 81 78 76 75 74 82 86 87 81 77 75 74 73 81
DEWPT 72 73 72 72 74 74 74 74 74 74 73 73 74 74 73 73 73 73 73 72 73
RH 85 94 93 97 79 68 65 79 88 94 94 97 77 68 63 77 87 94 97 97 77
WIND DIR SE SE SE SE SE SE SE E E E E E E E E E E E E E E
WIND SPD 4 4 5 4 4 10 11 9 4 5 4 6 8 10 11 9 4 3 3 3 5
CLOUDS B1 FW SC FW SC SC B1 B1 SC SC FW SC SC SC B1 B1 SC SC SC SC SC
POP 12HR 40 50 50 40 20
QPF 12HR 0.06-0.14 0.10-0.66 0.07-0.13 0.03-0.77 0.00-0.13
SNOW 12HR MM MM MM
RAIN SHWRS SC IS IS IS SC SC SC SC SC IS SC SC SC SC SC IS IS IS IS IS
TSTMS IS IS IS IS
HEAT INDEX 86 94 95 86 80 87 94 95 85 86
MAX HEAT 96 87 97 107 106 89 98 106 105 87 98
DATE 09/12 SAT 09/13/25 SUN 09/14/25 MON 09/15/25 TUE 09/16/25
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 72 87 73 86 73 87 73 87
TEMP 87 77 73 81 87 77 74 80 86 77 74 81 87 78 74 81 87 77
DEWPT 72 73 72 73 73 73 72 73 73 73 73 73 74 73 73 74 73 72
PWIND DIR E E E E E E E E E
WIND CHAR GN LT GN LT GN LT GN LT GN
AVG CLOUDS SC SC B1 B1 B1 B1 B1 B1 SC SC SC SC FW SC B1 B1 SC SC
POP 12HR 40 40 40 40 40 30 50 50 40
RAIN SHWRS IS SC SC SC SC SC SC SC SC SC SC SC IS SC SC SC SC SC
TSTMS IS IS
PRZ005-100800-
NORTH CENTRAL-
INCLUDING THE CITIES OF ARECIBO, BARCELONETA, DORADO, FLORIDA,
MANATI, VEGA ALTA, AND VEGA BAJA
502 PM AST TUE SEP 9 2025
DATE 09/09/25 WED 09/10/25 THU 09/11/25 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 72 74 80 83 90 94 73 76 80 83 90 94 72 75 80
TEMP 79 77 75 75 83 89 90 84 80 78 77 76 84 89 90 84 79 77 76 75 84
DEWPT 75 76 74 73 76 77 77 76 77 76 75 75 76 77 77 76 76 76 75 74 76
RH 88 97 97 94 80 68 66 77 91 94 94 97 77 68 66 77 91 97 97 97 77
WIND DIR SE SE SE SE SE E E E SE SE SE SE E E E E E E SE SE SE
WIND SPD 3 5 4 4 4 6 12 10 9 6 6 5 8 11 14 12 10 6 5 4 5
WIND GUST 24 21 26 26
CLOUDS SC FW SC FW SC SC B2 B2 FW FW FW SC FW FW B1 B1 FW FW FW FW FW
POP 12HR 20 50 20 30 5
QPF 12HR 0.06 0.56-1.01 0.04 0.01-1.01 0.00-0.07
SNOW 12HR MM MM MM
RAIN SHWRS IS IS IS IS SC SC IS IS IS IS IS SC SC IS
TSTMS IS IS IS IS
HEAT INDEX 80 92102104 93 85 93103103 92 83 92
MAX HEAT 97 88 100 115 113 91 100 115 112 90 100
DATE 09/12 SAT 09/13/25 SUN 09/14/25 MON 09/15/25 TUE 09/16/25
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 74 90 74 89 75 90 75 90
TEMP 90 79 75 83 90 79 75 83 89 79 76 84 90 80 76 84 90 80
DEWPT 76 76 74 76 77 76 74 76 78 76 75 76 77 77 75 77 77 73
PWIND DIR E SE E SE E SE E E E
WIND CHAR GN LT LT LT GN LT GN LT GN
AVG CLOUDS SC SC SC SC SC B1 SC SC FW FW FW FW FW SC SC SC FW SC
POP 12HR 20 20 50 30 10 5 10 10 10
RAIN SHWRS IS IS IS IS SC SC SC SC IS IS IS IS IS IS IS IS IS IS
TSTMS IS IS
PRZ006-100800-
CENTRAL INTERIOR-
INCLUDING THE CITIES OF AIBONITO, BARRANQUITAS, CIALES, COAMO,
COROZAL, JAYUYA, MOROVIS, NARANJITO, OROCOVIS, AND VILLALBA
502 PM AST TUE SEP 9 2025
DATE 09/09/25 WED 09/10/25 THU 09/11/25 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 63 71 76 75 84 92 63 72 76 75 85 92 62 71 75
TEMP 75 74 72 71 79 83 84 79 76 74 73 72 79 84 85 79 75 73 72 71 79
DEWPT 71 72 71 70 72 72 72 72 72 73 72 71 72 72 72 72 72 72 71 70 71
RH 87 93 97 97 79 70 67 79 87 97 97 97 79 67 65 79 90 97 97 97 77
WIND DIR SE SE SE SE SE SE SE SE E E E E E E SE E E E E E E
WIND SPD 3 3 3 4 4 8 9 8 4 4 4 4 5 9 9 6 4 3 3 2 4
WIND GUST 21 20 24 23 19
CLOUDS SC FW SC FW SC SC B1 B1 SC FW FW SC FW FW B1 B1 FW FW FW FW FW
POP 12HR 20 50 30 40 5
QPF 12HR 0.06 0.03-1.01 0.03-0.08 0.01-1.01 0
SNOW 12HR MM MM MM
RAIN SHWRS IS IS IS IS IS SC SC IS IS IS SC IS SC SC IS
TSTMS IS IS IS IS
HEAT INDEX 81 88 90 82 82 89 90 81 81
MAX HEAT 94 84 95 106 105 87 97 106 103 95
DATE 09/12 SAT 09/13/25 SUN 09/14/25 MON 09/15/25 TUE 09/16/25
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 84 71 83 71 82 71 84 72 84
TEMP 84 75 72 78 83 75 72 78 82 75 72 79 84 76 73 79 84 76
DEWPT 72 72 71 71 72 72 71 72 72 72 71 72 72 72 72 72 72 71
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 SC SC FW SC SC SC FW FW SC FW FW FW FW FW FW FW SC
POP 12HR 30 5 40 10 10 0 10 5 20
RAIN SHWRS IS IS IS IS IS SC IS IS IS IS IS IS IS IS IS IS IS
TSTMS IS IS IS IS
PRZ007-100800-
PONCE AND VICINITY-
INCLUDING THE CITIES OF GUAYANILLA, JUANA DIAZ, YAUCO, PENUELAS,
PONCE, AND SANTA ISABEL
502 PM AST TUE SEP 9 2025
DATE 09/09/25 WED 09/10/25 THU 09/11/25 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 65 76 80 75 88 94 66 76 81 75 89 94 65 75 80
TEMP 80 78 77 76 83 87 88 83 80 78 77 77 83 87 89 83 79 77 76 75 83
DEWPT 72 73 72 71 71 72 72 72 74 73 72 71 71 71 72 73 73 73 72 71 71
RH 77 85 85 85 67 61 59 70 82 85 85 82 67 59 57 72 82 87 87 87 67
WIND DIR E E E E E SE SE SE E E E E E SE SE SE E E NE NE E
WIND SPD 4 5 5 6 8 11 10 9 6 5 5 5 6 11 11 8 5 5 4 3 4
WIND GUST 19 25 23 21 26 27 21
CLOUDS B1 FW SC FW SC SC SC SC FW FW FW SC CL FW SC SC FW FW FW FW FW
POP 12HR 40 20 20 10 5
QPF 12HR 0.07 0.03 0.04 0.00-0.70 0.00-0.07
SNOW 12HR MM MM MM
RAIN SHWRS SC IS IS IS IS IS IS IS IS IS IS IS IS IS IS
TSTMS IS
HEAT INDEX 83 87 93 95 88 84 81 88 93 96 88 83 87
MAX HEAT 95 90 95 105 102 92 96 105 103 90 96
DATE 09/12 SAT 09/13/25 SUN 09/14/25 MON 09/15/25 TUE 09/16/25
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 75 88 75 87 75 88 75 89
TEMP 88 79 76 83 88 79 76 82 87 79 76 83 88 79 76 83 89 79
DEWPT 72 73 72 71 72 73 72 72 71 73 72 71 71 73 72 71 72 72
PWIND DIR SE E E E E E E E E
WIND CHAR GN LT LT LT GN LT GN LT GN
AVG CLOUDS FW SC CL FW FW FW FW FW FW FW CL CL FW FW FW FW FW FW
POP 12HR 20 5 5 0 10 0 10 0 10
RAIN SHWRS IS SC IS IS IS IS IS IS IS IS IS
TSTMS IS IS
PRZ008-100800-
NORTHWEST-
INCLUDING THE CITIES OF AGUADILLA, CAMUY, HATILLO, ISABELA,
AND QUEBRADILLAS
502 PM AST TUE SEP 9 2025
DATE 09/09/25 WED 09/10/25 THU 09/11/25 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 70 73 80 83 88 94 71 75 80 83 89 94 70 74 80
TEMP 78 76 74 74 82 87 88 82 79 77 76 75 83 87 89 82 78 76 75 74 82
DEWPT 74 75 73 72 73 75 76 75 76 75 74 73 74 75 75 74 75 75 73 72 73
RH 88 97 97 93 74 68 68 79 91 94 94 94 74 68 64 77 91 97 94 93 74
WIND DIR SE S SE SE SE E NE E E E E E E E NE E E E E SE SE
WIND SPD 1 3 4 3 4 5 10 8 6 6 5 8 8 9 10 10 11 8 6 5 6
WIND GUST 20 24 20 21
CLOUDS SC SC SC FW SC SC B2 B2 SC FW FW FW CL CL B1 B1 FW FW FW FW CL
POP 12HR 20 60 20 50 5
QPF 12HR 0.06 0.56-1.01 0.03 0.02-1.05 0
SNOW 12HR MM MM MM
RAIN SHWRS IS IS IS IS SC NM IS IS IS IS SC SC
TSTMS IS IS IS IS
HEAT INDEX 87 96 99 89 81 89 97 99 89 80 88
MAX HEAT 98 89 95 109 107 90 96 109 107 89 96
DATE 09/12 SAT 09/13/25 SUN 09/14/25 MON 09/15/25 TUE 09/16/25
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 74 88 74 87 74 88 74 88
TEMP 88 78 75 82 88 78 75 81 87 78 75 82 88 79 75 83 88 79
DEWPT 74 75 73 73 75 75 73 73 75 75 73 74 76 76 74 74 76 74
PWIND DIR E SE E E E E E E E
WIND CHAR LT LT LT LT LT LT GN LT GN
AVG CLOUDS FW SC SC FW SC B1 FW FW FW SC FW FW SC SC FW FW FW SC
POP 12HR 40 10 60 5 40 5 20 5 40
RAIN SHWRS SC SC IS IS NM NM IS IS SC SC IS IS IS IS IS SC SC
TSTMS IS IS IS IS IS IS IS IS
PRZ009-100800-
WESTERN INTERIOR-
INCLUDING THE CITIES OF ADJUNTAS, LARES, LAS MARIAS, MARICAO,
SABANA GRANDE, SAN SEBASTIAN, AND UTUADO
502 PM AST TUE SEP 9 2025
DATE 09/09/25 WED 09/10/25 THU 09/11/25 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 66 72 76 75 86 94 67 73 77 75 86 94 66 72 76
TEMP 76 74 73 72 80 84 86 80 77 75 74 73 80 85 86 80 76 74 73 72 80
DEWPT 71 73 71 70 71 72 72 71 73 73 72 70 71 72 72 71 73 73 71 69 71
RH 85 97 93 93 74 67 63 74 87 94 93 90 74 65 63 74 90 97 93 90 74
WIND DIR SE SE SE SE SE SE SE E E E E E E E E E E E E E E
WIND SPD 2 3 4 4 4 8 5 4 3 3 3 4 4 5 4 4 4 4 3 2 3
WIND GUST 24 23 20 25 25
CLOUDS SC FW SC FW SC SC B1 B1 FW FW FW FW CL CL B1 B1 CL CL CL CL CL
POP 12HR 20 50 10 50 5
QPF 12HR 0.05 0.03-1.01 0.03 0.01-1.05 0
SNOW 12HR MM MM MM
RAIN SHWRS IS IS IS IS SC NM IS IS IS IS SC SC
TSTMS IS IS IS IS
HEAT INDEX 83 90 92 83 84 91 92 83 83
MAX HEAT 94 85 94 106 105 86 94 106 105 85 94
DATE 09/12 SAT 09/13/25 SUN 09/14/25 MON 09/15/25 TUE 09/16/25
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 86 72 85 72 84 72 85 72 86
TEMP 86 76 73 79 85 76 73 79 84 75 72 80 85 76 73 80 86 76
DEWPT 72 72 71 71 72 72 71 71 73 72 71 71 73 73 72 72 73 72
PWIND DIR E E E E E E E E E
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC FW FW SC SC FW FW SC B1 CL FW FW SC FW FW SC B1
POP 12HR 50 0 50 0 60 0 50 0 60
RAIN SHWRS SC SC SC SC IS IS NM NM SC SC NM NM
TSTMS IS IS IS IS IS IS IS IS IS IS
PRZ010-100800-
MAYAGUEZ AND VICINITY-
INCLUDING THE CITIES OF AGUADA, ANASCO, HORMIGUEROS, MAYAGUEZ,
MOCA, RINCON, AND SAN GERMAN
502 PM AST TUE SEP 9 2025
DATE 09/09/25 WED 09/10/25 THU 09/11/25 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 71 75 82 78 90 94 71 76 82 78 90 94 70 75 82
TEMP 80 78 76 76 84 89 90 84 80 78 77 76 84 89 90 84 80 78 76 76 84
DEWPT 74 75 74 73 74 75 75 75 76 76 74 73 74 76 76 75 76 76 74 72 73
RH 82 91 94 90 72 64 62 74 88 94 90 90 72 66 64 74 88 94 94 87 70
WIND DIR SE SE E E E SE E E E E E E E E E E E E E E E
WIND SPD 4 5 6 8 8 9 8 8 4 5 5 6 6 5 5 8 9 8 5 4 4
WIND GUST 16 19 21 24 20 18 18 18 16 19 21 18 20 18 20 18 17 17
CLOUDS SC SC SC FW SC SC B1 B1 SC FW FW FW CL CL B1 B1 FW FW CL CL CL
POP 12HR 20 60 20 50 5
QPF 12HR 0.05-0.10 0.03-1.01 0.03 0.01-1.05 0
SNOW 12HR MM MM MM
RAIN SHWRS IS IS IS IS SC NM IS IS IS IS NM NM
TSTMS IS IS IS IS
HEAT INDEX 83 91 99102 93 85 92100102 92 84 91
MAX HEAT 97 92 96 110 109 94 97 112 109 93 97
DATE 09/12 SAT 09/13/25 SUN 09/14/25 MON 09/15/25 TUE 09/16/25
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 75 90 75 89 75 90 75 90
TEMP 90 80 76 84 90 80 76 83 89 79 76 84 90 80 76 84 90 80
DEWPT 75 75 74 74 75 75 74 74 76 76 74 74 76 76 74 74 77 74
PWIND DIR E E E E E E E E E
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS FW SC FW FW FW SC FW FW SC SC CL FW SC SC FW FW SC SC
POP 12HR 50 0 50 0 60 0 50 0 60
RAIN SHWRS SC SC NM NM NM NM SC SC NM NM
TSTMS IS IS IS IS IS IS IS IS IS IS
PRZ011-100800-
SOUTHWEST-
INCLUDING THE CITIES OF CABO ROJO, GUANICA, AND LAJAS
502 PM AST TUE SEP 9 2025
DATE 09/09/25 WED 09/10/25 THU 09/11/25 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 73 76 80 83 92 94 73 77 80 83 92 94 72 76 80
TEMP 81 79 77 77 85 91 92 86 81 79 78 77 86 91 92 85 81 79 77 77 85
DEWPT 73 75 74 72 73 74 74 74 76 76 75 73 73 73 74 74 75 75 74 73 73
RH 77 88 90 85 67 58 56 68 85 91 91 87 65 56 56 70 82 88 90 87 67
WIND DIR E E E E E SE SE E E E E E E SE SE E E E E E E
WIND SPD 9 9 10 12 12 14 14 11 9 9 8 8 10 13 16 11 8 10 8 4 5
WIND GUST 19 23 27 23 27 28 25 20 19 21 29 31 25 23 19
CLOUDS B1 SC SC FW SC SC SC SC FW FW FW SC CL FW FW FW FW FW FW FW FW
POP 12HR 40 20 20 5 5
QPF 12HR 0.08 0.03 0.03 0.00-0.70 0
SNOW 12HR MM MM MM
RAIN SHWRS SC IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS
TSTMS IS
HEAT INDEX 85 80 92100102 93 87 81 93100102 93 86 80 92
MAX HEAT 95 90 97 109 107 91 96 109 107 90 96
DATE 09/12 SAT 09/13/25 SUN 09/14/25 MON 09/15/25 TUE 09/16/25
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 92 76 92 76 91 76 92 75 92
TEMP 92 81 77 85 92 81 77 85 91 80 77 85 92 80 76 85 92 80
DEWPT 74 75 74 72 73 75 74 73 73 74 74 72 73 75 73 72 74 75
PWIND DIR SE E SE E E E E E E
WIND CHAR GN GN GN GN GN LT GN LT GN
AVG CLOUDS FW SC CL FW FW FW CL CL FW SC CL CL FW FW CL FW FW SC
POP 12HR 20 0 5 0 20 0 10 0 20
RAIN SHWRS IS IS IS IS IS IS IS IS IS
TSTMS IS
PRZ012-100800-
CULEBRA-
INCLUDING THE CITY OF CULEBRA
502 PM AST TUE SEP 9 2025
DATE 09/09/25 WED 09/10/25 THU 09/11/25 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 83 89 94 80 83 89 94 80
TEMP 82 81 80 80 85 88 89 85 83 81 81 80 85 88 89 85 83 81 80 80 85
DEWPT 76 77 77 77 77 78 77 78 78 78 78 77 77 77 76 77 76 77 77 76 76
RH 82 88 91 91 77 72 68 80 85 91 91 91 77 70 66 77 80 88 91 88 75
WIND DIR SE SE SE SE SE E E E E E E E E E E E E E E E E
WIND SPD 12 17 14 10 13 13 13 13 16 18 17 14 14 14 12 11 12 13 12 12 12
CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC B2 SC SC SC SC SC SC SC SC
POP 12HR 50 50 50 50 20
QPF 12HR 0.20 0.18 0.16 0.07-0.58 0.06
SNOW 12HR MM MM MM
RAIN SHWRS SC IS SC SC SC SC SC SC SC SC SC SC SC SC IS IS IS IS IS IS IS
TSTMS IS IS
HEAT INDEX 90 89 86 84 95101101 96 92 90 87 85 96100100 95 90 89 87 85 94
MAX HEAT 100 94 100 108 106 95 102 106 105 94 99
DATE 09/12 SAT 09/13/25 SUN 09/14/25 MON 09/15/25 TUE 09/16/25
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 80 89 80 88 80 89 79 89
TEMP 89 83 80 85 89 82 80 84 88 82 80 85 89 82 80 85 89 82
DEWPT 75 76 76 76 75 76 77 76 75 76 77 77 77 77 78 77 76 75
PWIND DIR E E E E E E E E E
WIND CHAR GN GN GN GN GN GN GN BZ BZ
AVG CLOUDS SC SC SC SC SC B1 B1 SC SC SC B1 SC FW SC B1 SC SC SC
POP 12HR 20 20 40 40 30 30 30 30 30
RAIN SHWRS IS IS IS IS SC SC SC SC IS SC SC SC IS SC SC SC IS IS
PRZ013-100800-
VIEQUES-
INCLUDING THE CITY OF VIEQUES
502 PM AST TUE SEP 9 2025
DATE 09/09/25 WED 09/10/25 THU 09/11/25 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 79 83 89 93 79 83 89 92 79
TEMP 82 80 79 79 85 88 89 85 82 80 80 79 85 88 89 85 82 80 80 79 85
DEWPT 74 76 75 76 76 76 75 76 77 77 76 76 76 75 74 75 75 76 75 75 75
RH 77 88 88 91 75 68 64 75 85 91 88 91 75 66 61 72 79 88 85 88 72
WIND DIR SE SE SE SE SE SE E E E E E E E E E E E E E E E
WIND SPD 11 16 13 11 11 12 12 13 14 18 17 14 14 14 12 11 12 13 12 12 12
CLOUDS B1 SC SC SC SC SC SC SC SC SC SC SC B2 SC SC SC SC SC SC SC SC
POP 12HR 50 50 50 50 20
QPF 12HR 0.19 0.18 0.15 0.07-0.60 0.07-0.13
SNOW 12HR MM MM MM
RAIN SHWRS SC IS SC SC SC SC SC SC SC SC SC SC SC SC IS IS IS IS IS IS IS
TSTMS IS IS
HEAT INDEX 88 86 82 80 94 99 99 94 90 87 84 80 94 98 98 93 88 86 83 80 93
MAX HEAT 96 91 98 105 103 93 99 103 102 90 96
DATE 09/12 SAT 09/13/25 SUN 09/14/25 MON 09/15/25 TUE 09/16/25
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 89 78 88 78 89 78 89
TEMP 89 82 79 85 89 81 79 84 88 81 79 84 89 81 79 84 89 81
DEWPT 73 74 75 75 73 75 75 75 74 75 75 76 75 76 76 75 75 75
PWIND DIR E E E E E E E E E
WIND CHAR GN GN GN GN GN GN GN BZ BZ
AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC FW SC B1 B1 SC SC
POP 12HR 30 30 30 30 20 20 40 40 20
RAIN SHWRS IS IS SC IS SC SC SC SC IS IS IS IS IS SC SC SC IS IS
VIZ001-100800-
ST.THOMAS...ST. JOHN...AND ADJACENT ISLANDS-
INCLUDING THE CITIES OF ANNA'S RETREAT, CHARLOTTE AMALIE,
CHARLOTTE AMALIE EAST, CHARLOTTE AMALIE WEST, AND CRUZ BAY
502 PM AST TUE SEP 9 2025
DATE 09/09/25 WED 09/10/25 THU 09/11/25 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 73 79 83 83 87 94 73 79 83 83 87 94 73 79 83
TEMP 81 80 79 79 84 86 87 83 81 80 79 79 83 86 87 83 81 80 79 79 83
DEWPT 75 77 76 76 76 77 75 77 77 77 77 77 76 75 75 76 75 76 76 76 75
RH 82 91 91 91 77 75 68 82 88 91 94 94 80 70 68 80 82 88 91 91 77
WIND DIR SE SE SE SE SE E E E E E E E E E E E E E E E E
WIND SPD 13 17 13 14 13 14 13 13 17 19 17 14 16 14 12 11 13 14 12 13 13
CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC B1 SC SC SC FW FW FW FW FW
POP 12HR 50 50 50 40 10
QPF 12HR 0.19 0.18 0.16 0.07 0.03
SNOW 12HR MM MM MM
RAIN SHWRS IS IS SC SC SC SC SC SC SC SC SC SC SC SC IS IS IS IS IS IS IS
TSTMS IS IS
HEAT INDEX 87 85 83 82 92 97 96 93 88 86 83 82 92 95 96 91 87 85 83 82 91
MAX HEAT 100 96 100 109 106 97 100 106 105 96 99
DATE 09/12 SAT 09/13/25 SUN 09/14/25 MON 09/15/25 TUE 09/16/25
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 79 87 79 86 79 87 78 87
TEMP 87 81 79 83 87 81 79 83 86 81 79 83 87 81 79 83 87 81
DEWPT 74 75 76 75 74 75 76 75 74 76 77 76 75 76 77 76 75 74
PWIND DIR E E E E E E E E E
WIND CHAR GN GN GN GN BZ GN GN BZ BZ
AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC FW FW SC SC SC SC SC
POP 12HR 20 30 30 20 20 10 30 30 20
RAIN SHWRS IS IS IS IS SC IS IS IS IS IS IS IS IS IS SC IS IS IS
VIZ002-100800-
ST CROIX-
INCLUDING THE CITIES OF CHRISTIANSTED, FREDERIKSTED,
FREDERIKSTED SOUTHEAST, AND GROVE PLACE
502 PM AST TUE SEP 9 2025
DATE 09/09/25 WED 09/10/25 THU 09/11/25 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 79 83 89 94 79 83 88 94 79
TEMP 82 80 79 79 85 88 89 85 82 81 80 79 85 88 88 85 82 81 80 79 85
DEWPT 75 76 76 76 76 77 76 77 77 77 77 77 76 76 75 75 76 76 76 76 75
RH 79 88 91 91 75 70 66 77 85 88 91 94 75 68 66 72 82 85 88 91 72
WIND DIR SE SE SE SE E E E E E E E E E E E E E E E E E
WIND SPD 12 13 11 11 12 14 13 13 14 17 14 13 14 16 11 12 11 13 11 11 12
CLOUDS FW SC SC SC SC SC SC SC SC SC SC SC SC SC FW FW FW FW FW FW FW
POP 12HR 50 50 50 50 10
QPF 12HR 0.18 0.17 0.16 0.05 0.03
SNOW 12HR MM MM MM
RAIN SHWRS IS SC SC SC SC SC SC SC SC SC SC IS SC IS IS IS IS IS IS IS
TSTMS IS
HEAT INDEX 87 86 83 81 94100100 95 90 87 85 82 94 98 99 93 89 86 84 82 93
MAX HEAT 99 92 100 109 107 94 100 107 106 92 99
DATE 09/12 SAT 09/13/25 SUN 09/14/25 MON 09/15/25 TUE 09/16/25
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 79 88 79 87 79 89 78 88
TEMP 88 82 79 84 88 82 79 84 87 81 79 84 89 82 79 84 88 81
DEWPT 75 75 76 75 75 76 76 75 75 76 76 76 76 77 77 76 76 74
PWIND DIR E E E E E E E E E
WIND CHAR GN GN GN GN GN GN GN GN BZ
AVG CLOUDS SC SC SC SC SC SC SC SC FW SC SC SC FW SC B1 SC SC SC
POP 12HR 20 30 30 10 10 10 40 40 20
RAIN SHWRS IS IS IS IS SC IS IS IS IS IS IS IS IS SC SC SC IS IS
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