Area Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
944 FOCA52 TJSJ 312102 AFMSJU Area Forecast Matrices National Weather Service San Juan PR 502 PM AST Sun Aug 31 2025 PRZ001-010800- San Juan and Vicinity- Including the cities of Bayamon, Carolina, Catano, Guaynabo, San Juan, Toa Alta, Toa Baja, and Trujillo Alto 502 PM AST Sun Aug 31 2025 Date 08/31/25 Mon 09/01/25 Tue 09/02/25 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 77 82 82 90 93 73 77 82 81 88 91 72 76 82 Temp 81 79 78 77 85 89 90 84 81 79 78 77 83 87 88 83 80 78 77 76 83 Dewpt 75 76 75 74 76 77 76 76 76 76 76 75 77 78 77 77 76 76 75 75 77 RH 82 91 91 90 75 68 64 77 85 91 94 94 82 75 70 82 88 94 94 97 82 Wind dir E SE SE SE SE E E SE SE SE SE SE SE E E E SE SE SE SE SE Wind spd 6 5 4 4 5 10 12 10 6 5 5 4 6 10 13 11 6 5 5 4 6 Clouds SC SC SC SC SC B1 B1 SC CL SC B1 B1 SC SC B1 B1 SC SC SC SC B1 PoP 12hr 30 50 50 40 40 QPF 12hr 0.08-0.25 0.16-0.42 0.09-0.16 0.07-0.22 0.02-0.09 Snow 12hr MM MM MM Rain shwrs IS IS IS SC SC SC SC IS IS SC SC SC SC SC SC IS IS IS IS SC Tstms IS IS IS Heat index 86 82 94101102 94 86 82 92 99100 92 84 80 92 Max heat 102 91 99 111 108 92 98 109 106 92 98 Date 09/03 Thu 09/04/25 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 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 87 76 87 76 88 76 88 Temp 88 80 77 82 87 79 77 82 87 79 77 83 88 80 77 83 88 80 Dewpt 76 75 75 76 76 75 75 76 77 76 76 77 77 76 76 76 76 73 PWind dir E E E E E E E E E Wind char GN LT GN LT GN LT GN LT GN Avg clouds B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 40 20 20 30 40 20 30 20 30 Rain shwrs SC IS IS IS IS IS IS IS SC SC IS IS IS SC SC IS IS IS Tstms IS IS IS IS IS IS $$ PRZ002-010800- Northeast- Including the cities of Ceiba, Canovanas, Fajardo, Humacao, Loiza, Luquillo, Naguabo, and Rio Grande 502 PM AST Sun Aug 31 2025 Date 08/31/25 Mon 09/01/25 Tue 09/02/25 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 66 75 82 75 88 93 66 76 82 74 87 92 65 75 82 Temp 79 77 76 75 83 87 88 83 80 78 77 76 83 86 87 82 79 77 76 75 82 Dewpt 74 75 74 74 75 76 76 76 75 76 75 75 76 76 76 76 75 75 75 74 75 RH 85 94 94 97 77 70 68 80 85 94 94 97 80 72 70 82 88 94 97 97 79 Wind dir E E E E E SE SE SE E E E E E SE SE E E E E E E Wind spd 6 6 5 5 6 10 11 9 8 8 8 6 9 10 10 9 8 8 8 8 10 Wind gust 21 20 Clouds B1 B1 B2 B1 B1 B2 B1 SC SC SC B1 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 60 50 50 50 50 QPF 12hr 0.18-0.29 0.31-0.42 0.16 0.12-0.22 0.09 Snow 12hr MM MM MM Rain shwrs SC SC NM SC SC SC SC SC IS SC SC SC SC SC SC SC SC SC SC SC SC Tstms IS IS IS Heat index 83 90 97 98 91 84 81 90 97 97 90 82 89 Max heat 99 92 98 108 108 93 99 109 108 92 97 Date 09/03 Thu 09/04/25 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 76 86 76 86 76 87 77 87 Temp 87 79 77 82 86 79 76 82 86 79 77 83 87 80 78 83 87 80 Dewpt 75 74 74 75 75 74 74 75 75 75 75 76 76 75 75 75 75 73 PWind dir E E E E E E E E E Wind char GN LT GN LT GN GN GN GN GN Avg clouds B1 SC SC SC SC SC SC SC B1 B1 B1 SC B1 B1 B1 B1 B1 SC PoP 12hr 50 30 30 30 40 30 50 50 50 Rain shwrs SC IS IS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC Tstms IS IS IS IS IS IS $$ PRZ003-010800- Southeast- Including the cities of Arroyo, Guayama, Maunabo, Patillas, Salinas, and Yabucoa 502 PM AST Sun Aug 31 2025 Date 08/31/25 Mon 09/01/25 Tue 09/02/25 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 69 76 82 78 88 93 70 76 82 77 87 92 68 75 82 Temp 79 78 76 76 83 87 88 83 80 78 77 76 82 86 87 82 79 77 76 75 82 Dewpt 74 74 73 73 74 74 74 75 74 75 75 74 75 75 74 75 74 75 74 74 75 RH 85 88 90 90 74 65 63 77 82 91 94 94 79 70 65 79 85 94 94 97 79 Wind dir E E NE NE E SE SE SE E E E E E E SE E E E E E E Wind spd 5 5 5 4 6 10 10 9 6 6 6 6 8 10 9 9 5 6 6 6 8 Wind gust 20 21 20 Clouds SC SC B2 B1 B1 B1 SC SC FW SC B1 B1 SC SC SC SC SC SC SC SC B1 PoP 12hr 60 50 50 30 50 QPF 12hr 0.19-0.25 0.16-0.37 0.02-0.16 0.04-0.14 0.03-0.10 Snow 12hr MM MM MM Rain shwrs IS IS NM SC SC SC IS IS IS IS SC SC SC SC IS IS SC SC SC SC SC Heat index 83 89 96 96 90 83 80 89 94 95 88 81 88 Max heat 100 91 99 106 106 92 97 105 104 92 96 Date 09/03 Thu 09/04/25 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 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 75 86 75 86 76 87 76 87 Temp 87 79 76 81 86 79 76 81 86 79 76 82 87 79 77 82 87 79 Dewpt 73 73 73 74 73 72 73 74 73 74 74 75 74 74 74 74 73 73 PWind dir E E E NE E E E E E Wind char GN LT GN LT GN LT GN GN GN Avg clouds B1 SC SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 SC PoP 12hr 50 30 30 20 20 20 40 40 40 Rain shwrs SC IS IS IS IS IS IS IS IS IS IS IS IS SC SC SC SC SC Tstms IS IS IS IS $$ PRZ004-010800- Eastern Interior- Including the cities of Aguas Buenas, Caguas, Cayey, Cidra, Comerio, Gurabo, Juncos, Las Piedras, and San Lorenzo 502 PM AST Sun Aug 31 2025 Date 08/31/25 Mon 09/01/25 Tue 09/02/25 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 68 73 77 77 87 94 69 73 77 76 85 92 68 72 77 Temp 77 75 74 73 81 86 87 81 77 75 74 73 80 84 85 80 76 74 73 72 80 Dewpt 73 73 73 72 74 74 74 74 73 74 73 73 75 75 75 75 73 74 73 72 75 RH 87 94 97 97 79 68 65 79 87 97 97100 85 74 72 85 90100100100 85 Wind dir E E E E E SE SE SE SE E E E E SE SE SE E E E E E Wind spd 3 3 3 2 4 9 9 8 4 4 4 4 6 9 10 9 4 4 4 4 6 Clouds SC SC B1 B1 B1 B1 SC SC FW SC B1 B1 SC SC SC SC SC SC SC SC B1 PoP 12hr 50 50 50 30 40 QPF 12hr 0.09-0.27 0.16-0.42 0.03-0.16 0.04-0.19 0.03-0.10 Snow 12hr MM MM MM Rain shwrs IS IS SC SC SC SC SC IS IS SC SC SC SC IS IS IS IS IS IS SC Tstms IS Heat index 86 94 95 86 85 92 93 84 84 Max heat 98 87 97 108 106 87 97 107 105 87 97 Date 09/03 Thu 09/04/25 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 85 72 84 73 84 73 85 73 85 Temp 85 76 73 79 84 76 74 80 84 76 74 80 85 77 74 80 85 77 Dewpt 73 72 72 74 73 73 72 74 74 73 73 75 75 73 73 74 74 72 PWind dir E E E E E E E E E Wind char GN LT GN LT GN LT GN LT GN Avg clouds B1 SC SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 SC SC PoP 12hr 40 30 30 20 30 20 40 40 30 Rain shwrs SC IS IS IS IS IS IS IS IS IS IS IS IS SC SC SC SC IS Tstms IS IS IS IS $$ PRZ005-010800- North Central- Including the cities of Arecibo, Barceloneta, Dorado, Florida, Manati, Vega Alta, and Vega Baja 502 PM AST Sun Aug 31 2025 Date 08/31/25 Mon 09/01/25 Tue 09/02/25 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 72 75 82 85 90 94 72 75 82 84 88 92 72 75 82 Temp 80 77 76 75 84 89 90 84 80 77 76 75 83 87 88 82 79 77 76 75 83 Dewpt 76 76 75 74 77 78 78 77 76 76 75 74 77 78 78 78 76 76 75 74 77 RH 88 97 97 97 80 70 68 80 88 97 97 97 82 75 72 88 91 97 97 97 82 Wind dir SE SE SE SE SE E NE E SE SE SE SE E E E E SE SE SE SE E Wind spd 6 5 4 5 5 8 11 8 5 5 4 4 5 9 13 8 6 5 5 4 5 Wind gust 23 25 20 Clouds B1 SC SC SC SC SC SC SC FW FW SC SC SC SC B1 B1 FW FW FW FW FW PoP 12hr 50 20 30 40 5 QPF 12hr 0.11 0.13-0.84 0.01-0.10 0.07-0.61 0.01 Snow 12hr MM MM MM Rain shwrs SC IS IS IS IS IS IS IS SC SC IS IS SC SC IS IS IS IS IS Tstms IS IS IS IS Heat index 84 93102105 93 84 92101103 92 81 91 Max heat 105 92 100 117 115 93 99 114 113 92 99 Date 09/03 Thu 09/04/25 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 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 88 75 88 75 88 Temp 88 79 76 82 88 79 76 82 88 79 76 83 88 79 76 83 88 79 Dewpt 77 75 74 76 78 76 75 77 78 77 75 78 79 76 75 77 78 73 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 SC SC SC SC SC FW FW SC FW FW SC SC SC SC SC B1 PoP 12hr 20 10 20 10 20 5 20 20 50 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS SC Tstms IS IS $$ PRZ006-010800- Central Interior- Including the cities of Aibonito, Barranquitas, Ciales, Coamo, Corozal, Jayuya, Morovis, Naranjito, Orocovis, and Villalba 502 PM AST Sun Aug 31 2025 Date 08/31/25 Mon 09/01/25 Tue 09/02/25 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 62 72 76 75 84 92 63 72 75 74 82 90 61 71 75 Temp 75 74 73 72 79 83 84 79 75 74 73 72 78 81 82 78 75 73 72 71 78 Dewpt 72 72 71 70 73 73 73 74 72 72 72 71 73 74 74 74 72 72 71 71 73 RH 90 93 93 93 82 72 70 85 90 93 97 97 85 79 77 88 90 97 97100 85 Wind dir E E E E E SE SE SE SE E E E E E SE SE SE E E E E Wind spd 3 2 2 3 3 6 6 4 4 3 3 4 4 8 8 6 4 4 3 3 4 Wind gust 19 21 Clouds SC SC SC SC SC B1 SC SC CL CL FW SC FW FW SC SC FW FW FW FW SC PoP 12hr 20 30 10 20 20 QPF 12hr 0.04-0.19 0.16-0.85 0.00-0.10 0.04-0.12 0.02 Snow 12hr MM MM MM Rain shwrs IS IS SC IS IS IS IS IS IS IS IS IS SC SC IS IS IS IS IS Tstms IS IS IS Heat index 82 88 90 82 80 86 88 80 80 Max heat 98 84 95 106 105 83 93 104 103 92 Date 09/03 Thu 09/04/25 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 82 71 82 71 82 71 82 71 82 Temp 82 75 72 77 82 74 72 77 82 74 72 78 82 75 72 78 82 75 Dewpt 73 71 71 72 73 71 71 72 73 72 71 73 74 72 71 73 73 70 PWind dir E E E E E E E E E Wind char LT LT LT LT LT LT GN LT LT Avg clouds SC SC SC SC SC SC SC FW FW SC FW FW FW SC SC SC SC B1 PoP 12hr 20 10 10 10 20 5 20 20 50 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS SC Tstms IS IS $$ PRZ007-010800- Ponce and Vicinity- Including the cities of Guayanilla, Juana Diaz, Yauco, Penuelas, Ponce, and Santa Isabel 502 PM AST Sun Aug 31 2025 Date 08/31/25 Mon 09/01/25 Tue 09/02/25 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 64 76 82 75 88 94 65 75 82 74 87 93 63 75 82 Temp 79 78 76 76 83 87 88 82 79 77 76 75 82 86 87 82 79 77 76 75 82 Dewpt 72 72 71 70 71 73 73 74 73 73 72 72 73 73 74 74 73 73 72 72 73 RH 79 82 85 82 67 63 61 77 82 87 87 90 74 65 65 77 82 87 87 90 74 Wind dir E NE NE NE E SE SE SE E E NE NE E E SE SE E E E E E Wind spd 4 3 3 4 4 9 9 6 5 5 4 5 6 10 9 8 6 5 4 5 5 Wind gust 20 21 23 23 19 Clouds SC SC SC SC FW SC B1 SC FW CL FW CL FW FW SC SC FW FW FW FW SC PoP 12hr 10 40 5 20 10 QPF 12hr 0.02-0.19 0.14-1.12 0.01 0.03-0.61 0.00-0.05 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS IS SC IS IS IS IS IS IS IS IS IS Tstms IS Heat index 83 87 94 95 88 82 87 92 94 87 82 87 Max heat 98 91 94 106 105 90 95 105 103 91 95 Date 09/03 Thu 09/04/25 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 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 75 86 75 86 75 87 75 87 Temp 87 79 76 82 86 78 76 82 86 79 76 82 87 79 76 82 87 79 Dewpt 73 73 71 71 74 72 70 71 73 73 71 72 74 73 72 72 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 SC FW FW SC SC FW FW SC FW FW SC SC SC SC SC B1 PoP 12hr 20 10 30 10 20 5 20 10 50 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS SC Tstms IS IS IS IS $$ PRZ008-010800- Northwest- Including the cities of Aguadilla, Camuy, Hatillo, Isabela, and Quebradillas 502 PM AST Sun Aug 31 2025 Date 08/31/25 Mon 09/01/25 Tue 09/02/25 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 74 82 85 88 94 70 74 82 84 87 94 70 74 82 Temp 79 77 75 74 83 87 88 82 78 76 75 74 82 86 87 82 78 76 75 74 82 Dewpt 75 75 74 72 74 75 77 75 75 75 74 73 75 76 77 76 75 75 74 73 75 RH 88 94 97 93 74 68 70 79 91 97 97 97 79 72 72 82 91 97 97 97 79 Wind dir E SE SE SE E E NE E SE SE SE SE E E NE E E SE SE SE E Wind spd 8 5 6 6 5 4 9 6 4 5 3 4 5 5 9 5 3 5 5 5 4 Wind gust 20 Clouds B2 SC SC SC FW SC B2 B1 SC FW FW FW FW FW B2 B2 FW FW FW FW CL PoP 12hr 50 60 20 60 5 QPF 12hr 0.11 0.21-1.14 0.03 0.61-0.81 0.01 Snow 12hr MM MM MM Rain shwrs SC IS IS SC SC IS IS IS IS IS NM NM IS IS IS IS Tstms IS IS IS IS IS Heat index 81 89 97100 89 80 88 96 99 88 88 Max heat 102 92 97 109 108 92 97 110 108 91 96 Date 09/03 Thu 09/04/25 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 74 87 74 87 74 87 74 87 Temp 87 78 75 82 87 78 75 82 87 78 75 82 87 78 75 82 87 78 Dewpt 76 75 73 74 76 75 74 74 77 76 74 75 77 75 74 75 76 74 PWind dir E E E E E E E E E Wind char LT LT GN LT GN GN GN LT GN Avg clouds SC B1 SC SC SC B1 SC FW FW B1 FW FW SC B1 SC SC SC B1 PoP 12hr 60 10 40 10 50 5 60 10 60 Rain shwrs NM IS IS IS SC SC IS IS SC SC IS IS IS IS IS IS NM NM Tstms IS IS IS IS IS IS IS IS IS IS $$ PRZ009-010800- Western Interior- Including the cities of Adjuntas, Lares, Las Marias, Maricao, Sabana Grande, San Sebastian, and Utuado 502 PM AST Sun Aug 31 2025 Date 08/31/25 Mon 09/01/25 Tue 09/02/25 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 65 72 76 75 85 94 65 72 75 74 84 93 65 71 75 Temp 76 74 73 72 79 84 85 79 76 74 73 72 79 83 84 79 75 73 72 72 79 Dewpt 73 73 71 69 72 73 74 73 72 73 71 70 73 74 74 73 72 73 72 70 73 RH 90 97 93 90 79 70 70 82 87 97 93 93 82 74 72 82 90100100 93 82 Wind dir E E SE E E SE SE E SE SE SE E E SE E SE E E E E E Wind spd 3 3 3 3 4 4 4 3 3 3 3 3 4 5 4 3 3 4 3 3 3 Wind gust 20 19 21 21 Clouds B1 SC SC SC FW SC B2 B1 SC CL CL FW FW FW B2 B2 CL CL CL CL FW PoP 12hr 40 60 10 60 0 QPF 12hr 0.03-0.11 0.18-1.14 0.02 0.06-0.81 0 Snow 12hr MM MM MM Rain shwrs SC SC IS NM SC IS SC SC Tstms IS IS IS IS IS Heat index 82 90 92 82 82 89 91 81 81 Max heat 98 85 94 107 105 84 94 108 105 83 94 Date 09/03 Thu 09/04/25 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 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 84 72 84 72 84 72 84 Temp 84 75 72 79 84 75 72 79 84 75 73 79 84 75 73 79 84 75 Dewpt 74 72 71 72 73 72 71 72 74 73 71 73 75 73 71 72 74 71 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 B1 SC FW FW B1 SC FW FW SC CL CL SC B1 SC SC SC B1 PoP 12hr 40 10 50 10 50 0 60 10 60 Rain shwrs SC IS IS IS SC SC IS IS SC SC NM IS IS IS NM NM Tstms IS IS IS IS IS IS IS IS IS IS $$ PRZ010-010800- Mayaguez and Vicinity- Including the cities of Aguada, Anasco, Hormigueros, Mayaguez, Moca, Rincon, and San German 502 PM AST Sun Aug 31 2025 Date 08/31/25 Mon 09/01/25 Tue 09/02/25 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 75 82 77 90 94 70 75 82 77 89 94 69 74 82 Temp 80 78 76 76 84 88 90 84 80 78 76 75 83 88 89 83 79 77 75 75 83 Dewpt 76 75 74 72 75 76 77 76 76 75 74 73 75 77 77 76 76 75 74 73 75 RH 88 91 94 87 74 68 66 77 88 91 94 94 77 70 68 80 91 94 97 94 77 Wind dir E E E E E E NE E E E E E E E E E E E E E E Wind spd 8 5 5 6 6 4 5 6 6 5 5 5 5 5 5 6 4 8 6 5 5 Wind gust 19 18 19 17 16 18 17 20 18 17 20 19 19 19 Clouds B1 SC SC SC FW SC B2 B1 SC FW FW CL FW FW B2 B2 FW FW FW FW FW PoP 12hr 50 60 30 60 5 QPF 12hr 0.03-0.11 0.16-1.14 0.00-0.05 0.09-0.82 0.00-0.06 Snow 12hr MM MM MM Rain shwrs SC SC IS NM SC IS NM NM IS IS IS IS Tstms IS IS IS IS IS Heat index 83 91100102 92 83 91100102 91 82 91 Max heat 103 92 98 112 110 92 98 112 109 92 97 Date 09/03 Thu 09/04/25 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 74 89 75 89 75 89 75 89 Temp 89 79 75 83 89 79 76 83 89 79 76 83 89 79 76 83 89 79 Dewpt 77 75 74 74 76 75 74 75 77 76 74 75 77 76 74 75 77 73 PWind dir E E E E E E E E E Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC B1 SC FW SC B1 SC FW FW SC FW FW SC B1 SC SC SC B1 PoP 12hr 60 10 50 10 50 0 60 10 60 Rain shwrs NM IS IS IS SC SC IS IS SC SC NM IS IS IS NM NM Tstms IS IS IS IS IS IS IS IS IS IS $$ PRZ011-010800- Southwest- Including the cities of Cabo Rojo, Guanica, and Lajas 502 PM AST Sun Aug 31 2025 Date 08/31/25 Mon 09/01/25 Tue 09/02/25 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 76 82 85 92 94 73 76 82 85 91 94 71 75 82 Temp 80 78 77 76 85 90 92 85 81 78 77 76 85 90 91 84 80 77 76 75 84 Dewpt 74 74 73 72 73 75 75 75 75 75 74 74 75 75 75 75 75 75 74 74 75 RH 82 88 87 87 67 62 58 72 82 91 90 94 72 62 60 74 85 94 94 97 74 Wind dir E E E E E SE SE E E E E E E SE SE SE E E E E E Wind spd 8 6 6 6 9 12 12 9 9 9 9 8 10 12 13 10 10 10 9 8 8 Wind gust 21 24 25 19 21 25 27 21 20 23 21 19 Clouds SC SC SC SC FW SC SC SC FW CL FW CL FW FW SC SC FW FW FW FW FW PoP 12hr 10 30 5 20 5 QPF 12hr 0.03-0.09 0.09-0.82 0.01 0.03-0.61 0.01 Snow 12hr MM MM MM Rain shwrs IS IS IS IS SC IS IS IS IS IS IS IS IS IS Tstms IS Heat index 85 91101103 93 85 93100103 92 83 92 Max heat 99 91 95 109 108 92 96 109 107 92 95 Date 09/03 Thu 09/04/25 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 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 91 75 91 75 91 76 91 76 91 Temp 91 80 76 84 91 80 76 84 91 80 77 85 91 80 77 85 91 80 Dewpt 75 75 74 72 75 75 72 71 75 75 73 73 76 76 74 73 75 74 PWind dir SE E E E E E E E E Wind char GN LT GN LT GN LT GN GN GN Avg clouds FW SC SC FW FW SC SC FW FW SC FW FW SC SC SC SC SC B1 PoP 12hr 30 10 30 10 20 5 10 10 50 Rain shwrs SC IS IS IS SC IS IS IS IS IS IS IS IS IS IS IS IS IS Tstms IS IS IS $$ PRZ012-010800- Culebra- Including the city of Culebra 502 PM AST Sun Aug 31 2025 Date 08/31/25 Mon 09/01/25 Tue 09/02/25 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 75 78 82 85 89 93 76 78 82 85 89 93 75 78 82 Temp 81 80 79 78 84 88 89 84 82 80 79 78 85 88 89 84 81 80 79 78 84 Dewpt 76 77 77 76 77 77 77 78 77 78 77 77 78 78 77 78 77 77 77 77 77 RH 85 91 94 94 80 70 68 82 85 94 94 97 80 72 68 82 88 91 94 97 80 Wind dir E E E E E SE SE E E E E E E SE SE E E E E E E Wind spd 11 12 11 10 11 12 12 10 12 13 13 13 14 14 12 12 12 14 14 14 14 Clouds B1 B1 B1 SC B1 B1 SC SC FW SC B1 B2 SC SC SC SC SC SC SC SC B1 PoP 12hr 40 40 50 20 30 QPF 12hr 0.21 0.22 0.11 0.09 0.05 Snow 12hr MM MM MM Rain shwrs SC SC SC SC SC SC IS IS IS SC SC IS IS IS IS IS IS IS IS SC Heat index 88 84 81 80 94100101 95 89 85 82 81 95101101 95 88 84 81 80 94 Max heat 100 92 98 107 106 93 99 108 107 93 98 Date 09/03 Thu 09/04/25 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 79 89 79 89 79 89 79 88 Temp 89 82 80 85 89 82 79 85 89 82 80 85 89 82 80 84 88 82 Dewpt 76 76 76 77 77 76 77 78 77 77 78 78 78 77 77 77 77 75 PWind dir E E E E E E E E E Wind char GN GN GN GN BZ BZ BZ BZ BZ Avg clouds SC SC SC SC SC SC SC SC SC B1 SC SC SC B1 B2 B1 SC SC PoP 12hr 30 20 30 30 40 30 50 50 50 Rain shwrs SC IS IS IS IS SC SC SC SC SC SC SC SC SC SC SC SC SC Tstms IS IS IS IS $$ PRZ013-010800- Vieques- Including the city of Vieques 502 PM AST Sun Aug 31 2025 Date 08/31/25 Mon 09/01/25 Tue 09/02/25 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 77 82 85 89 92 75 78 82 85 89 92 74 77 82 Temp 81 79 78 77 84 88 89 84 81 80 79 78 84 88 89 84 81 79 78 77 84 Dewpt 75 76 76 75 76 76 75 76 75 76 76 76 77 77 75 77 75 76 76 76 76 RH 82 91 94 94 77 68 64 77 82 88 91 94 80 70 64 80 82 91 94 97 77 Wind dir E E E E E SE SE SE E E E E E SE SE E E E E E E Wind spd 11 11 10 10 11 11 11 9 12 13 12 13 13 12 11 10 12 13 13 14 16 Clouds SC SC B1 SC B2 B2 SC SC FW SC B1 B2 SC SC SC SC B1 B1 B1 B1 B1 PoP 12hr 50 50 50 30 40 QPF 12hr 0.20-0.25 0.29 0.12 0.06-0.12 0.07 Snow 12hr MM MM MM Rain shwrs SC IS SC SC SC SC IS IS IS IS SC SC SC SC IS IS SC SC SC SC SC Heat index 86 82 93 99 99 93 87 84 80 94 99 99 93 86 81 92 Max heat 101 91 96 104 103 92 96 104 102 92 95 Date 09/03 Thu 09/04/25 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 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 79 89 79 89 79 89 79 89 Temp 89 82 80 85 89 82 79 84 89 82 79 84 89 82 80 85 89 82 Dewpt 74 75 75 76 75 75 75 77 75 76 77 77 76 76 76 76 75 74 PWind dir E E E E E E E E E Wind char GN GN GN GN GN BZ BZ BZ GN Avg clouds B1 SC SC SC SC SC SC SC B1 B1 B1 B1 SC B1 B2 B1 B1 SC PoP 12hr 40 20 30 30 40 40 50 50 50 Rain shwrs SC IS IS IS IS SC SC SC SC SC SC SC SC SC SC SC SC SC Tstms IS IS IS IS $$ VIZ001-010800- St.Thomas...St. John...and Adjacent Islands- Including the cities of Anna`s Retreat, Charlotte Amalie, Charlotte Amalie East, Charlotte Amalie West, and Cruz Bay 502 PM AST Sun Aug 31 2025 Date 08/31/25 Mon 09/01/25 Tue 09/02/25 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 78 82 85 87 94 70 77 82 85 87 93 70 77 82 Temp 80 79 78 78 83 86 87 83 80 79 78 77 83 86 87 83 80 79 78 77 83 Dewpt 75 76 76 76 76 76 76 76 76 77 77 76 77 77 76 77 76 77 76 76 76 RH 85 91 94 94 80 72 70 80 88 94 97 97 82 75 70 82 88 94 94 97 80 Wind dir E E E E E E SE E E E E E E E SE E E E E E E Wind spd 12 12 11 11 12 12 11 11 12 14 13 14 16 14 12 12 13 14 14 16 17 Clouds SC B1 B1 B1 B1 B1 SC SC SC SC B1 B2 SC SC SC SC SC SC SC SC SC PoP 12hr 40 40 50 10 20 QPF 12hr 0.20 0.20 0.13 0.04 0.02 Snow 12hr MM MM MM Rain shwrs SC SC SC SC SC SC IS IS IS SC SC SC IS IS IS IS IS IS IS IS IS Heat index 85 83 81 80 91 96 97 91 85 82 80 80 92 97 97 91 84 81 80 90 Max heat 104 92 99 107 106 93 100 107 106 92 99 Date 09/03 Thu 09/04/25 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 77 87 77 87 78 87 77 86 Temp 87 80 78 83 87 80 78 83 87 81 78 83 87 80 78 82 86 81 Dewpt 75 75 76 76 76 75 76 77 76 76 77 77 77 76 76 76 76 74 PWind dir E E E E E E E E E Wind char BZ GN GN GN BZ BZ BZ BZ BZ Avg clouds SC SC SC SC SC SC SC SC SC B1 SC SC SC SC B1 B1 SC SC PoP 12hr 20 20 20 20 40 30 40 40 30 Rain shwrs IS IS IS IS IS IS IS IS SC SC SC SC IS SC SC SC SC SC Tstms IS IS IS $$ VIZ002-010800- St Croix- Including the cities of Christiansted, Frederiksted, Frederiksted Southeast, and Grove Place 502 PM AST Sun Aug 31 2025 Date 08/31/25 Mon 09/01/25 Tue 09/02/25 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 79 82 85 88 94 80 85 88 94 76 78 82 Temp 82 80 79 79 84 88 88 85 82 81 80 80 85 87 88 84 81 80 79 78 84 Dewpt 76 77 76 76 77 77 77 77 77 77 77 77 77 77 77 77 76 77 76 76 76 RH 82 91 91 91 80 70 70 77 85 88 91 91 77 72 70 80 85 91 91 94 77 Wind dir E E E E E E E E E E E E E E SE E E E E E E Wind spd 9 10 10 10 12 13 12 10 10 11 12 12 13 14 13 11 10 12 11 12 14 Clouds SC SC B1 SC B1 B1 SC SC SC SC B1 B2 SC SC SC SC SC SC SC SC FW PoP 12hr 40 40 50 10 10 QPF 12hr 0.13-0.19 0.21 0.10 0.05 0.02 Snow 12hr MM MM MM Rain shwrs IS IS SC IS SC SC IS IS IS IS SC SC IS IS IS IS IS IS IS IS Heat index 88 86 81 81 94 99100 95 90 89 86 86 95 99100 94 88 84 80 80 93 Max heat 106 92 99 110 109 94 101 109 108 92 99 Date 09/03 Thu 09/04/25 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 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 78 88 78 88 79 88 79 87 Temp 88 81 79 84 88 81 79 84 88 82 80 84 88 82 80 84 87 82 Dewpt 76 76 75 77 76 76 76 77 77 77 77 77 77 77 76 77 76 73 PWind dir E E E E E E E E E Wind char GN GN GN GN GN GN BZ GN GN Avg clouds FW SC SC SC SC SC SC SC SC B1 SC SC SC SC SC SC SC SC PoP 12hr 20 20 30 30 40 30 30 30 40 Rain shwrs IS IS IS IS IS IS IS IS SC SC IS SC SC SC SC SC SC SC $$