Area Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
683 FOCA52 TJSJ 300631 AFMSJU Area Forecast Matrices National Weather Service San Juan PR 231 AM AST Sun Aug 30 2026 PRZ001-302000- San Juan and Vicinity- Including the cities of Bayamon, Carolina, Catano, Guaynabo, San Juan, Toa Alta, Toa Baja, and Trujillo Alto 231 AM AST Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 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 80 86 90 73 78 82 83 90 92 73 78 82 84 90 93 Temp 80 83 86 86 84 81 80 78 79 85 89 90 86 82 80 79 78 85 89 90 85 82 Dewpt 75 75 75 75 75 77 77 76 76 77 77 77 77 77 77 76 75 77 77 77 77 77 RH 85 77 70 70 74 88 91 94 91 77 68 66 75 85 91 91 91 77 68 66 77 85 Wind dir NE NE NE NE SE SE SE SE SE SE SE SE SE SE SE E E E E E E E Wind spd 9 10 12 9 2 8 13 10 8 9 12 12 11 6 6 4 5 6 12 13 9 6 Wind gust 19 23 Clouds B1 B2 OV B2 OV OV B1 OV OV B2 B2 B2 OV SC SC B1 B1 B1 B1 B1 B1 SC PoP 12hr 80 90 70 50 50 QPF 12hr 0.75-1.09 0.52-0.77 0.48-0.76 0.06-0.21 0.31-0.37 Snow 12hr MM MM MM Rain shwrs SC NM NM NM D D SC D D NM NM SC NM IS IS SC SC SC SC SC SC IS Tstms IS IS IS IS IS IS IS IS IS IS IS IS IS Heat index 83 91 95 95 91 86 83 81 82 95102103 97 89 85 82 81 96103104 96 89 Max heat 97 99 99 92 101 107 107 94 102 112 111 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 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 91 77 89 78 91 Temp 79 85 91 82 79 85 91 82 78 85 89 82 79 86 91 82 Dewpt 76 77 77 77 75 77 77 76 76 77 78 77 76 78 78 77 PWind dir SE E E E E E SE E Wind char LT GN LT GN LT GN GN GN Avg clouds SC SC SC SC SC SC SC SC FW FW SC B1 SC SC SC SC PoP 12hr 30 40 20 30 20 60 30 40 Rain shwrs IS SC SC SC IS IS SC SC IS IS IS SC SC SC SC SC Tstms IS IS IS $$ PRZ002-302000- Northeast- Including the cities of Ceiba, Canovanas, Fajardo, Humacao, Loiza, Luquillo, Naguabo, and Rio Grande 231 AM AST Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 72 86 90 66 77 82 75 87 92 67 78 82 75 88 93 Temp 79 83 85 86 83 80 79 78 78 84 87 87 84 81 79 78 78 84 87 88 84 81 Dewpt 74 75 76 75 75 76 75 75 75 75 75 75 75 75 75 74 74 75 75 75 75 74 RH 85 77 75 70 77 88 88 91 91 74 68 68 74 82 88 88 88 74 68 66 74 79 Wind dir NE NE NE E SE SE SE SE SE SE SE SE SE E E E E E E E E E Wind spd 10 10 11 6 5 10 17 14 13 12 12 11 10 9 9 6 5 6 10 11 10 10 Wind gust 23 21 21 31 26 25 23 19 19 Clouds B1 OV OV B2 OV OV B2 OV OV B2 OV B2 OV B1 B1 B2 B2 B2 B2 B2 B2 B1 PoP 12hr 90 90 70 60 50 QPF 12hr 0.68-1.09 0.61-0.77 0.42-0.54 0.20-0.26 0.33-0.39 Snow 12hr MM MM MM Rain shwrs SC NM NM NM D D NM D D NM NM SC NM SC SC NM NM SC SC SC SC SC Tstms IS IS IS IS IS IS IS IS IS IS IS IS IS Heat index 83 90 94 94 90 85 83 80 81 91 96 97 93 86 84 81 81 92 97 98 91 87 Max heat 97 99 99 94 98 105 104 94 98 106 105 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 78 88 78 89 78 87 78 89 Temp 79 84 88 81 79 84 89 81 78 83 87 81 79 84 89 81 Dewpt 74 75 75 74 74 75 74 75 74 75 75 75 75 76 76 75 PWind dir E E E E E E E E Wind char LT LT LT GN GN GN GN GN Avg clouds B1 B1 SC SC SC SC SC SC SC SC B1 B2 SC SC SC SC PoP 12hr 50 50 30 30 30 70 50 40 Rain shwrs SC SC SC SC SC SC IS SC IS SC NM NM SC SC SC SC Tstms IS IS IS IS $$ PRZ003-302000- Southeast- Including the cities of Arroyo, Guayama, Maunabo, Patillas, Salinas, and Yabucoa 231 AM AST Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 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 76 87 90 69 77 82 77 87 92 70 78 82 79 88 93 Temp 79 83 86 87 84 80 79 78 78 83 86 87 84 80 79 78 78 84 87 88 83 80 Dewpt 74 73 74 74 74 76 76 76 75 76 76 76 76 75 75 75 74 76 76 76 76 75 RH 85 72 68 65 72 88 91 94 91 80 72 70 77 85 88 91 88 77 70 68 80 85 Wind dir NE NE NE E SE SE SE SE SE SE SE SE E E E E E E E E E E Wind spd 8 6 9 6 4 6 12 13 13 12 12 10 10 8 8 5 6 6 11 9 9 8 Wind gust 23 26 25 26 26 20 20 24 Clouds B1 B2 B2 B2 OV OV OV OV OV B2 OV B2 OV B1 B1 B2 B2 B1 B1 SC SC SC PoP 12hr 90 90 70 50 50 QPF 12hr 0.73-1.06 0.67-0.76 0.52-0.65 0.12-0.25 0.21-0.33 Snow 12hr MM MM MM Rain shwrs SC NM NM NM D D D D NM SC NM SC NM SC SC SC SC SC SC IS IS IS Tstms IS IS IS IS IS IS IS IS IS IS IS IS Heat index 82 89 94 95 91 86 83 80 81 91 97 97 93 86 83 81 80 92 98 99 92 86 Max heat 95 99 99 92 99 106 105 93 101 109 108 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 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 89 77 87 78 89 Temp 78 84 89 81 78 84 89 81 78 83 87 81 78 84 89 81 Dewpt 75 76 75 75 74 75 75 75 75 76 76 76 76 76 76 76 PWind dir E E E E NE E E E Wind char LT GN LT GN GN GN GN GN Avg clouds SC SC SC SC FW FW SC SC FW FW SC SC SC SC SC SC PoP 12hr 30 30 10 20 30 50 50 30 Rain shwrs IS SC IS IS IS IS IS IS IS IS SC SC SC SC IS IS Tstms IS IS IS $$ PRZ004-302000- Eastern Interior- Including the cities of Aguas Buenas, Caguas, Cayey, Cidra, Comerio, Gurabo, Juncos, Las Piedras, and San Lorenzo 231 AM AST Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 75 83 88 69 74 78 76 86 92 70 75 79 77 87 93 Temp 76 80 83 83 81 77 76 75 76 82 85 86 83 78 77 76 75 82 86 87 82 78 Dewpt 73 73 73 73 73 75 75 74 74 75 75 75 75 74 74 74 73 75 74 74 74 74 RH 90 79 72 72 77 94 97 97 94 79 72 70 77 88 90 94 94 79 68 65 77 88 Wind dir NE NE NE NE SE SE SE SE SE SE SE SE SE E E E E E E E E E Wind spd 4 5 9 5 3 6 11 10 10 10 11 9 9 5 4 3 3 4 10 10 6 5 Clouds B1 B2 OV B2 OV OV OV OV OV B2 B2 B2 OV SC SC B1 B1 B1 B1 B1 B1 SC PoP 12hr 90 90 70 50 50 QPF 12hr 0.97-1.09 0.64-0.77 0.52-1.00 0.07-0.23 0.25-0.37 Snow 12hr MM MM MM Rain shwrs SC NM NM NM D D NM D NM NM NM SC NM SC SC SC SC SC SC SC SC IS Tstms IS IS IS IS IS IS IS IS IS IS IS IS IS Heat index 84 89 89 85 88 95 95 90 80 89 95 96 88 81 Max heat 92 98 97 88 99 107 106 90 99 108 106 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 74 88 74 88 74 86 75 88 Temp 75 82 88 78 75 82 88 78 75 81 86 78 76 82 88 79 Dewpt 73 75 74 74 73 74 73 74 73 75 74 74 74 75 75 74 PWind dir E E E E E E E E Wind char LT LT LT GN LT GN LT GN Avg clouds SC SC SC SC FW FW SC SC FW FW SC B1 SC SC SC SC PoP 12hr 30 30 10 30 30 40 40 30 Rain shwrs IS SC SC SC IS IS IS SC IS IS SC SC SC SC IS IS Tstms IS $$ PRZ005-302000- North Central- Including the cities of Arecibo, Barceloneta, Dorado, Florida, Manati, Vega Alta, and Vega Baja 231 AM AST Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 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 81 86 90 74 76 82 84 90 92 74 76 82 85 90 93 Temp 78 83 86 86 83 80 78 77 78 85 89 90 86 80 78 77 76 84 89 90 84 80 Dewpt 75 75 75 75 76 77 77 76 75 77 78 77 77 77 76 75 74 77 78 78 78 77 RH 91 77 70 70 80 91 97 97 91 77 70 66 75 91 94 94 94 80 70 68 82 91 Wind dir E NE NE NE E SE SE SE E SE SE SE SE E SE SE E E E E E E Wind spd 11 10 12 9 3 4 10 9 8 8 8 11 8 8 6 5 6 8 11 12 8 6 Wind gust 20 23 18 23 Clouds SC B1 OV B2 OV OV B1 B2 B2 B1 SC B2 OV FW FW SC SC B1 B1 B2 B2 FW PoP 12hr 80 80 70 30 50 QPF 12hr 0.37-0.82 0.24-0.56 0.50-1.18 0.01-0.11 0.31-0.62 Snow 12hr MM MM MM Rain shwrs SC SC NM SC D D SC NM SC SC SC SC NM IS IS IS IS SC SC SC SC IS Tstms IS IS IS IS IS IS IS IS IS IS IS IS IS Heat index 90 95 95 91 84 80 95102103 97 86 81 94103105 95 86 Max heat 96 99 99 92 99 107 106 93 101 112 111 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 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 76 90 76 90 76 89 76 90 Temp 77 84 90 80 77 84 90 80 76 83 89 80 77 85 90 81 Dewpt 75 77 78 77 75 77 78 77 75 77 79 78 76 78 79 78 PWind dir SE E E E E E E E Wind char LT GN LT GN LT GN LT GN Avg clouds FW SC SC B1 FW FW FW SC CL FW SC B1 SC SC SC SC PoP 12hr 10 70 5 40 5 70 20 50 Rain shwrs IS IS IS NM IS IS SC SC IS IS IS IS IS IS SC Tstms IS IS IS IS IS IS IS $$ PRZ006-302000- Central Interior- Including the cities of Aibonito, Barranquitas, Ciales, Coamo, Corozal, Jayuya, Morovis, Naranjito, Orocovis, and Villalba 231 AM AST Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 72 81 90 64 73 77 75 84 92 64 73 77 75 85 93 Temp 75 78 81 81 79 76 74 73 74 80 83 84 80 76 75 74 73 80 84 85 79 76 Dewpt 72 72 72 72 72 74 74 73 73 74 75 74 74 73 73 72 72 73 74 74 74 73 RH 90 82 74 74 79 94100100 97 82 77 72 82 90 94 93 97 79 72 70 85 90 Wind dir NE NE NE NE SE SE SE SE SE SE SE SE SE E E E E E E E E E Wind spd 5 6 6 4 2 4 9 9 8 9 9 8 8 4 4 3 3 4 9 8 6 4 Wind gust 24 21 24 24 23 Clouds SC B1 OV OV OV OV B2 OV B2 B1 B1 B2 OV FW FW SC SC SC SC B2 B2 FW PoP 12hr 80 80 80 30 50 QPF 12hr 0.62-1.04 0.33-0.73 0.60-1.22 0.01-0.12 0.24-0.60 Snow 12hr MM MM MM Rain shwrs SC SC NM NM D D NM NM NM SC SC NM D IS IS IS IS SC SC SC SC IS Tstms IS IS IS IS IS IS IS IS IS IS IS IS IS IS Heat index 81 85 85 81 84 90 90 85 84 90 92 83 Max heat 92 99 99 87 98 107 106 89 100 112 111 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 85 72 85 72 84 73 85 Temp 73 80 85 76 73 80 85 76 73 79 84 76 74 80 85 77 Dewpt 72 73 73 73 72 73 73 73 72 74 74 73 73 74 74 73 PWind dir E E E E E E E E Wind char LT LT LT LT LT LT LT GN Avg clouds FW FW SC SC FW FW FW SC CL FW SC SC SC SC SC SC PoP 12hr 10 50 0 40 10 40 30 30 Rain shwrs IS IS IS SC SC SC IS IS SC SC IS IS IS Tstms IS IS IS IS $$ PRZ007-302000- Ponce and Vicinity- Including the cities of Guayanilla, Juana Diaz, Yauco, Penuelas, Ponce, and Santa Isabel 231 AM AST Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 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 72 86 90 64 76 82 75 87 92 63 76 82 75 88 93 Temp 78 82 85 86 83 79 78 77 77 83 86 87 83 79 78 77 76 83 87 88 83 79 Dewpt 72 72 73 74 74 75 75 74 73 75 76 75 75 74 73 73 72 73 75 75 75 74 RH 82 72 67 68 74 88 91 90 87 77 72 68 77 85 85 87 87 72 68 66 77 85 Wind dir NE NE E SE SE E SE SE E E SE SE SE E E E E E E SE E E Wind spd 4 5 8 5 3 5 10 12 11 12 12 11 10 8 6 4 5 5 11 10 9 8 Wind gust 19 21 27 26 26 27 25 23 26 25 23 20 Clouds SC SC B2 OV OV OV OV OV B2 B1 B1 B2 OV SC SC SC SC FW FW B1 B1 CL PoP 12hr 80 90 70 10 40 QPF 12hr 0.58-0.98 0.43-0.73 0.43-1.18 0.00-0.15 0.19-0.57 Snow 12hr MM MM MM Rain shwrs IS IS NM D NM D D NM NM SC SC SC NM IS IS IS IS IS IS SC SC Tstms IS IS IS IS IS IS IS IS IS IS IS IS IS Heat index 80 87 91 93 89 84 80 89 96 96 91 84 80 89 96 97 90 84 Max heat 94 99 99 92 98 107 106 92 97 109 107 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 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 76 88 75 88 75 87 76 88 Temp 77 83 88 79 76 83 88 79 76 82 87 79 77 83 88 80 Dewpt 72 73 75 74 72 73 74 74 72 73 75 75 73 74 75 75 PWind dir E E E E NE E E E Wind char LT GN LT GN LT GN LT GN Avg clouds CL FW SC SC CL FW FW SC CL FW SC SC SC SC FW SC PoP 12hr 5 40 5 40 10 40 40 20 Rain shwrs IS IS SC SC SC IS IS SC SC SC IS IS Tstms IS $$ PRZ008-302000- Northwest- Including the cities of Aguadilla, Camuy, Hatillo, Isabela, and Quebradillas 231 AM AST Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 81 85 90 70 75 82 84 88 92 71 75 82 85 88 93 Temp 77 82 84 85 82 78 77 76 76 83 87 88 84 79 77 76 75 82 87 88 82 78 Dewpt 75 75 75 76 75 77 76 75 74 76 78 77 76 76 75 74 73 75 77 77 77 76 RH 94 79 74 75 79 97 97 97 94 80 75 70 77 91 94 94 94 79 72 70 85 94 Wind dir NE NE NE NE NE SE SE SE SE SE SE E E E E E E E E E E E Wind spd 12 13 14 12 8 4 9 8 5 5 6 9 5 4 5 5 6 8 8 11 4 3 Wind gust 25 24 20 19 19 Clouds SC B1 B2 B1 OV OV B2 B1 SC SC SC B2 OV FW FW SC SC FW FW OV OV FW PoP 12hr 70 70 80 5 70 QPF 12hr 0.23-0.52 0.17-0.31 0.84-1.17 0.02 0.61 Snow 12hr MM MM MM Rain shwrs IS SC SC SC NM NM NM SC IS IS IS NM D IS IS IS IS IS IS NM NM IS Tstms IS IS IS IS IS IS IS IS IS IS Heat index 87 93 94 88 80 91 99 99 93 81 89 98100 90 80 Max heat 96 99 99 92 98 107 106 91 97 112 111 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 74 88 74 88 74 87 75 89 Temp 75 82 88 79 75 82 88 78 75 81 87 78 75 83 89 79 Dewpt 74 75 77 76 74 75 77 76 74 75 77 77 74 76 78 77 PWind dir E E E E E E E E Wind char LT GN GN GN GN GN LT GN Avg clouds FW FW SC B1 FW FW SC SC FW FW SC B2 SC SC SC B1 PoP 12hr 10 70 0 60 5 70 30 60 Rain shwrs IS IS NM NM IS IS NM NM IS NM NM SC SC NM NM Tstms IS IS IS IS IS IS IS IS $$ PRZ009-302000- Western Interior- Including the cities of Adjuntas, Lares, Las Marias, Maricao, Sabana Grande, San Sebastian, and Utuado 231 AM AST Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 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 72 82 90 66 73 77 75 84 92 66 73 77 75 85 93 Temp 74 78 81 82 79 76 75 73 74 80 83 84 81 76 75 73 73 80 84 85 80 76 Dewpt 72 72 72 73 73 75 74 73 73 74 76 75 74 73 73 72 71 73 74 75 74 73 RH 93 82 74 74 82 97 97100 97 82 80 74 79 90 94 97 93 79 72 72 82 90 Wind dir NE NE NE NE E SE SE SE SE SE SE SE SE E E E E E E E E E Wind spd 5 8 9 5 2 4 8 8 8 6 9 8 5 4 4 3 3 4 5 4 4 3 Wind gust 19 16 21 25 26 26 28 26 21 24 24 21 Clouds SC SC B2 B2 OV OV OV B1 B1 SC SC B2 OV FW FW FW FW FW FW OV OV CL PoP 12hr 80 80 80 5 80 QPF 12hr 0.33-0.78 0.24-0.57 0.54-1.19 0 0.29-0.61 Snow 12hr MM MM MM Rain shwrs IS SC SC NM D D D SC SC SC IS NM D IS IS D D Tstms IS IS IS IS IS IS IS IS IS IS IS Heat index 80 85 86 82 84 92 92 86 84 91 93 83 Max heat 91 99 99 87 98 107 106 88 96 112 111 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 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 72 86 72 86 72 84 73 86 Temp 73 80 86 76 73 80 86 76 73 79 84 76 73 80 86 77 Dewpt 71 73 75 74 71 73 75 73 71 73 75 74 72 74 76 74 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 SC B1 CL FW SC B1 SC SC SC SC PoP 12hr 10 70 0 70 5 60 30 60 Rain shwrs IS NM NM NM NM NM SC SC SC IS NM Tstms IS IS IS IS IS IS IS IS $$ PRZ010-302000- Mayaguez and Vicinity- Including the cities of Aguada, Anasco, Hormigueros, Mayaguez, Moca, Rincon, and San German 231 AM AST Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 75 87 90 69 76 82 75 90 92 69 76 82 76 90 93 Temp 77 83 86 87 84 79 78 77 77 84 89 90 85 80 78 77 76 84 89 90 84 80 Dewpt 74 75 75 75 76 77 77 75 74 76 77 77 77 76 76 74 73 75 77 78 78 76 RH 90 77 70 68 77 94 97 94 90 77 68 66 77 88 94 90 90 74 68 68 82 88 Wind dir NE NE NE NE E SE SE SE SE SE SE SE SE E E E E E E E E E Wind spd 10 12 12 10 5 5 12 13 13 12 12 11 8 9 8 6 5 6 4 6 4 4 Wind gust 26 27 24 26 24 18 23 28 28 26 25 25 26 25 23 24 20 19 18 17 20 19 Clouds SC SC B1 B2 B2 B2 OV B1 B1 SC SC B2 OV FW FW FW FW CL CL B2 B2 FW PoP 12hr 60 80 80 5 70 QPF 12hr 0.15-0.56 0.20-0.52 0.06-1.16 0.01 0.07-0.62 Snow 12hr MM MM MM Rain shwrs IS IS SC SC NM NM D SC SC SC IS NM D IS IS IS IS NM NM IS Tstms IS IS IS IS IS IS IS IS IS IS IS Heat index 90 95 96 92 84 94102103 96 85 93102105 94 84 Max heat 97 99 99 92 99 107 106 92 102 112 111 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 75 91 75 90 75 89 76 90 Temp 76 84 91 80 76 84 90 80 76 83 89 80 76 84 90 80 Dewpt 74 76 78 76 74 75 78 76 74 76 78 77 75 76 79 77 PWind dir E E E E E E E E Wind char LT LT LT LT LT LT LT GN Avg clouds FW FW SC SC FW FW SC B1 FW FW FW B1 SC SC SC SC PoP 12hr 10 70 0 70 5 50 40 50 Rain shwrs IS IS IS NM NM NM IS IS NM SC SC SC IS NM Tstms IS IS IS IS IS IS IS IS $$ PRZ011-302000- Southwest- Including the cities of Cabo Rojo, Guanica, and Lajas 231 AM AST Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 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 83 89 90 73 76 82 84 91 92 74 77 82 85 92 93 Temp 78 84 88 89 85 81 79 77 78 85 90 91 86 81 79 78 77 85 90 92 85 81 Dewpt 73 73 74 75 75 78 77 76 75 77 78 78 78 77 76 74 73 75 78 78 78 77 RH 85 70 63 64 72 91 94 97 91 77 68 66 77 88 91 88 87 72 68 64 80 88 Wind dir N NE SE S SE SE SE SE SE SE SE SE SE E E E E E SE SE E E Wind spd 4 5 8 8 6 8 14 18 18 17 18 17 14 12 11 10 8 10 14 14 12 12 Wind gust 17 21 20 29 34 34 33 32 33 29 27 25 23 23 28 29 26 26 Clouds FW FW B1 B2 B2 B2 OV OV B2 B1 SC B1 B2 FW FW SC SC CL CL SC SC CL PoP 12hr 70 90 60 10 20 QPF 12hr 0.39-0.65 0.43-0.64 0.31-0.72 0.00-0.07 0.10-0.37 Snow 12hr MM MM MM Rain shwrs IS SC NM NM SC D D NM SC SC SC NM IS IS IS IS IS IS Tstms IS IS IS IS IS IS IS IS IS IS Heat index 91 97 98 94 88 81 95104105 99 88 82 94105107 97 87 Max heat 94 99 99 92 99 107 107 91 98 112 111 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 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 76 92 76 92 75 90 76 91 Temp 77 85 92 81 77 85 92 80 76 84 90 81 77 85 91 81 Dewpt 74 75 78 77 74 75 78 77 74 75 78 78 75 76 78 78 PWind dir E E E E E E E E Wind char GN GN LT GN LT GN GN BZ Avg clouds CL CL FW SC CL FW FW SC CL FW FW SC SC SC FW FW PoP 12hr 5 20 5 40 5 50 50 10 Rain shwrs IS SC SC SC IS IS SC SC SC IS IS Tstms IS IS IS $$ PRZ012-302000- Culebra- Including the city of Culebra 231 AM AST Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 86 90 81 84 88 92 82 85 88 93 Temp 82 85 86 86 85 83 82 81 82 85 87 88 86 84 82 82 82 86 88 88 86 84 Dewpt 77 77 77 76 77 77 77 77 76 77 77 77 77 77 76 76 76 76 76 76 77 76 RH 85 77 75 72 77 82 85 88 82 77 72 70 75 80 82 82 82 72 68 68 75 77 Wind dir NE NE NE SE SE SE SE SE SE SE SE SE E E E E E E E E E E Wind spd 20 19 13 5 17 20 25 24 21 17 16 17 16 16 17 13 13 16 16 14 14 16 Clouds B2 B2 B2 OV OV OV OV OV B2 B1 B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 80 80 50 60 50 QPF 12hr 0.36 0.30 0.31 0.26 0.39 Snow 12hr MM MM MM Rain shwrs SC NM NM NM D D NM NM NM SC SC SC SC SC SC NM NM SC SC SC SC SC Tstms IS IS IS IS IS IS IS IS IS IS IS Heat index 90 94 96 95 94 92 90 88 88 96 99100 97 92 91 89 89 95 99100 96 92 Max heat 98 99 99 95 101 106 105 98 101 108 107 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 82 88 82 89 82 88 82 88 Temp 82 86 88 84 82 86 89 84 82 85 88 84 82 86 88 84 Dewpt 76 76 76 76 76 76 76 76 76 77 77 77 77 77 77 77 PWind dir E E E E E E E E Wind char GN GN GN GN BZ BZ BZ BZ Avg clouds B2 B1 SC SC SC SC SC SC SC SC B1 B2 SC SC SC SC PoP 12hr 50 50 30 30 40 70 50 40 Rain shwrs SC SC SC SC SC SC SC SC SC SC NM NM SC SC SC SC Tstms IS IS IS IS $$ PRZ013-302000- Vieques- Including the city of Vieques 231 AM AST Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 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 83 87 90 80 84 89 92 81 85 89 93 Temp 82 85 87 87 85 83 82 81 81 85 88 89 86 83 82 81 81 86 88 89 86 84 Dewpt 76 76 77 76 76 76 76 76 75 76 75 75 75 75 75 75 75 76 74 74 74 75 RH 82 75 72 70 75 80 82 85 82 75 66 64 70 77 79 82 82 72 63 61 68 74 Wind dir NE NE NE SE SE SE SE SE SE SE SE SE E E E E E E E E E E Wind spd 19 17 13 4 14 18 23 23 21 18 17 17 14 16 17 12 12 14 13 14 14 16 Clouds B1 B2 B2 B2 OV OV OV OV B2 B1 B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 80 80 60 60 50 QPF 12hr 0.32-0.47 0.29-0.53 0.31-0.42 0.25 0.39 Snow 12hr MM MM MM Rain shwrs SC NM NM NM NM D NM NM NM SC NM SC NM SC SC NM NM SC SC SC SC SC Tstms IS IS IS IS IS IS IS IS IS IS IS IS IS Heat index 88 94 97 97 94 90 88 86 87 95 98 98 96 91 89 87 87 95 97 98 94 91 Max heat 98 99 99 92 99 103 103 93 98 103 102 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 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 89 81 89 81 88 81 89 Temp 81 86 89 84 81 86 89 83 81 85 88 83 81 86 89 84 Dewpt 75 75 74 74 75 75 74 75 75 76 75 76 76 76 75 76 PWind dir E E E E E E E E Wind char GN GN GN GN BZ BZ BZ BZ Avg clouds B2 B1 SC SC SC SC SC SC SC SC B1 B2 SC SC SC SC PoP 12hr 50 50 30 30 30 70 50 40 Rain shwrs SC SC SC SC SC SC SC SC SC SC NM NM SC SC SC SC Tstms IS IS IS IS $$ VIZ001-302000- St.Thomas...St. John...and Adjacent Islands- Including the cities of Anna`s Retreat, Charlotte Amalie, Charlotte Amalie East, Charlotte Amalie West, and Cruz Bay 231 AM AST Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 85 90 74 80 83 84 87 92 75 81 83 85 87 93 Temp 81 83 85 85 84 82 81 80 81 84 87 87 85 83 82 81 81 85 87 87 85 83 Dewpt 76 76 76 76 75 76 77 76 76 76 75 75 75 75 76 76 75 76 75 74 75 75 RH 85 80 75 75 74 82 88 88 85 77 68 68 72 77 82 85 82 75 68 65 72 77 Wind dir NE NE E SE SE SE SE SE SE SE SE SE E E E E E E E E E E Wind spd 20 20 8 16 20 23 23 25 21 17 13 17 16 16 18 16 16 17 14 14 14 14 Wind gust 26 Clouds B2 B2 B2 OV OV OV OV OV B2 B1 B2 B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 B2 PoP 12hr 90 80 50 60 50 QPF 12hr 0.34 0.30 0.28 0.19-0.26 0.24-0.35 Snow 12hr MM MM MM Rain shwrs SC NM NM NM D D NM NM NM SC SC SC SC SC SC NM NM SC SC SC SC SC Tstms IS IS IS IS IS IS IS IS IS IS IS Heat index 87 92 94 94 91 89 88 86 87 93 96 96 94 90 88 87 87 93 96 96 92 90 Max heat 98 99 99 94 101 105 105 94 100 105 104 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 81 87 81 87 81 87 81 88 Temp 81 85 87 83 81 85 87 83 81 84 87 83 81 85 88 83 Dewpt 76 76 74 75 75 75 74 75 76 76 75 76 76 77 76 76 PWind dir E E E E E E E E Wind char GN GN BZ GN BZ BZ BZ BZ Avg clouds B1 B1 SC SC SC SC SC SC SC SC B1 B1 SC SC SC SC PoP 12hr 50 50 20 30 50 60 40 60 Rain shwrs SC SC SC SC IS IS IS SC SC SC SC SC SC SC IS SC Tstms IS IS IS IS $$ VIZ002-302000- St Croix- Including the cities of Christiansted, Frederiksted, Frederiksted Southeast, and Grove Place 231 AM AST Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 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 83 86 90 80 84 88 92 81 85 88 93 Temp 81 84 86 86 84 82 81 80 81 85 88 88 86 83 82 81 81 85 88 88 85 83 Dewpt 76 76 75 75 76 77 77 77 76 77 76 76 76 77 77 76 76 76 76 76 76 76 RH 85 77 70 70 77 85 88 91 85 77 68 68 72 82 85 85 85 75 68 68 75 80 Wind dir NE NE SE SE SE SE SE SE SE SE E E E E E E E E E E E E Wind spd 16 11 5 14 17 17 18 21 20 17 18 16 14 14 17 14 13 13 14 14 14 11 Wind gust 25 32 Clouds B2 B2 OV OV OV OV OV B2 B2 B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 SC SC B2 PoP 12hr 80 70 50 50 50 QPF 12hr 0.34 0.27 0.26 0.19 0.31 Snow 12hr MM MM MM Rain shwrs NM NM NM D NM NM NM NM SC SC SC SC SC SC SC SC SC SC SC SC SC SC Tstms IS IS IS IS IS IS IS IS IS IS IS Heat index 87 92 95 95 93 91 89 87 88 95 99 99 96 92 90 88 87 95 99 99 94 92 Max heat 97 99 99 94 101 107 107 95 101 107 106 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 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 88 81 89 81 88 81 89 Temp 81 85 88 83 81 85 89 83 81 85 88 83 81 85 89 83 Dewpt 76 76 76 76 76 76 76 76 76 77 76 77 77 77 77 77 PWind dir E E E E E E E E Wind char GN GN GN GN BZ BZ BZ BZ Avg clouds B2 B1 SC SC SC SC FW SC SC SC B1 B2 SC SC SC B1 PoP 12hr 50 50 30 40 50 70 50 60 Rain shwrs SC SC SC SC SC SC IS SC SC SC NM NM SC SC SC NM Tstms IS IS IS IS IS IS $$