Area Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
326 FOCA52 TJSJ 070631 AFMSJU Area Forecast Matrices National Weather Service San Juan PR 231 AM AST Mon Sep 7 2026 PRZ001-072000- San Juan and Vicinity- Including the cities of Bayamon, Carolina, Catano, Guaynabo, San Juan, Toa Alta, Toa Baja, and Trujillo Alto 231 AM AST Mon Sep 7 2026 Date Mon 09/07/26 Tue 09/08/26 Wed 09/09/26 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 84 90 92 73 78 82 82 88 91 72 77 82 81 86 88 Temp 78 85 89 89 84 81 80 79 78 84 87 88 83 80 79 77 77 82 85 85 82 79 Dewpt 76 78 78 78 78 77 77 76 76 77 78 77 77 76 76 76 75 77 78 78 78 77 RH 94 80 70 70 82 88 91 91 94 80 75 70 82 88 91 97 94 85 80 80 88 94 Wind dir SE SE E SE SE SE SE SE SE E E E E E E E E E E E E E Wind spd 4 4 10 14 11 6 6 5 6 9 14 16 13 9 9 8 8 11 16 16 14 9 Wind gust 25 Clouds SC SC B1 B1 B2 SC FW B1 B1 B1 B1 B1 B1 SC SC SC SC B1 B1 B1 B1 SC PoP 12hr 60 50 40 50 50 QPF 12hr 0.17-0.42 0.06-0.35 0.08-0.26 0.07 0.23-0.45 Snow 12hr MM MM MM Rain shwrs IS SC SC SC SC IS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC Tstms IS IS IS IS IS IS Heat index 81 96103104 95 89 84 81 80 93100100 92 85 81 89 96 97 90 83 Max heat 101 114 112 95 99 110 108 94 96 104 103 Date Thu 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 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 86 77 88 77 88 76 88 Temp 77 82 86 80 78 84 88 80 77 83 88 80 77 83 88 80 Dewpt 76 77 78 77 76 77 77 76 75 76 76 76 75 75 76 76 PWind dir E E E E E E E E Wind char GN GN LT GN GN GN GN GN Avg clouds SC B1 B1 SC SC SC FW FW FW FW FW SC SC SC SC SC PoP 12hr 50 50 10 10 5 20 20 30 Rain shwrs SC SC SC SC IS IS IS IS IS IS IS IS IS SC $$ PRZ002-072000- Northeast- Including the cities of Ceiba, Canovanas, Fajardo, Humacao, Loiza, Luquillo, Naguabo, and Rio Grande 231 AM AST Mon Sep 7 2026 Date Mon 09/07/26 Tue 09/08/26 Wed 09/09/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 76 88 92 67 77 82 74 87 92 67 76 82 75 84 88 Temp 78 83 87 87 83 81 79 78 77 83 86 87 83 80 78 77 77 81 83 84 81 79 Dewpt 76 76 76 76 76 76 76 75 75 76 75 75 75 75 75 74 75 76 76 76 76 75 RH 94 80 70 70 80 85 91 91 94 80 70 68 77 85 91 90 94 85 80 77 85 88 Wind dir SE SE SE SE SE SE E E E E E E E E E E E E E E E E Wind spd 5 5 10 13 11 9 10 10 9 11 14 13 12 10 12 12 11 13 16 16 13 11 Wind gust 25 20 20 21 20 24 24 23 24 26 24 Clouds B1 B1 B1 B1 B2 B1 SC B2 B1 B2 B1 B1 B1 SC SC SC SC B2 B2 B2 B2 B1 PoP 12hr 60 50 50 60 60 QPF 12hr 0.35-0.49 0.27-0.37 0.11-0.26 0.08 0.38-0.45 Snow 12hr MM MM MM Rain shwrs SC SC SC SC SC SC IS SC SC SC SC SC SC SC SC SC SC NM NM SC SC SC Tstms IS IS IS IS IS IS IS Heat index 80 92 97 98 91 86 83 80 80 91 96 97 90 84 81 87 92 93 87 82 Max heat 98 105 104 93 97 105 104 92 95 101 100 Date Thu 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 86 77 87 77 87 77 85 Temp 77 82 85 79 77 83 87 80 77 83 87 80 77 82 85 79 Dewpt 75 76 76 76 75 76 75 75 74 74 74 74 74 74 74 74 PWind dir E E E E E E E E Wind char GN GN GN GN GN GN GN GN Avg clouds B1 B1 B2 B1 SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 60 60 30 20 10 30 30 30 Rain shwrs SC NM NM SC SC SC IS IS IS IS IS SC SC SC SC SC Tstms IS IS $$ PRZ003-072000- Southeast- Including the cities of Arroyo, Guayama, Maunabo, Patillas, Salinas, and Yabucoa 231 AM AST Mon Sep 7 2026 Date Mon 09/07/26 Tue 09/08/26 Wed 09/09/26 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 78 87 92 69 77 82 78 87 91 69 76 82 77 84 89 Temp 78 83 86 87 83 80 79 78 77 83 86 87 82 80 78 77 77 81 84 84 81 79 Dewpt 75 76 75 75 76 76 76 75 74 75 74 74 74 74 74 74 74 75 75 75 75 75 RH 91 80 70 68 80 88 91 91 90 77 68 65 77 82 88 90 90 82 74 74 82 88 Wind dir E E SE SE E E E E E E E E E E E E E E E E E NE Wind spd 4 5 9 11 11 8 8 8 9 10 13 13 12 10 11 9 10 12 14 13 12 10 Wind gust 23 21 31 26 26 21 21 20 20 23 29 27 26 20 Clouds SC B1 B2 B1 B2 SC SC B1 B1 SC SC SC SC SC SC SC SC B2 B2 B1 B1 B1 PoP 12hr 60 40 30 60 60 QPF 12hr 0.11-0.50 0.04-0.30 0.01-0.12 0.03-0.08 0.21-0.44 Snow 12hr MM MM MM Rain shwrs SC SC NM SC SC IS IS SC SC SC SC IS IS IS IS IS IS NM NM SC SC SC Tstms IS IS IS IS IS IS Heat index 81 91 95 96 90 85 82 90 95 95 89 83 80 86 91 92 86 82 Max heat 99 106 106 92 100 107 106 91 94 101 99 Date Thu 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 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 85 76 86 76 86 76 86 Temp 77 81 85 79 77 82 86 79 77 82 86 79 76 82 85 78 Dewpt 75 75 75 75 75 75 74 74 74 74 72 74 73 74 72 73 PWind dir NE E E E E E NE E Wind char GN GN GN GN GN GN GN GN Avg clouds B1 B1 B1 B1 SC SC SC FW FW FW SC SC SC SC SC SC PoP 12hr 60 60 30 10 10 20 30 30 Rain shwrs SC SC SC SC SC IS IS IS IS IS IS IS IS IS SC IS Tstms IS $$ PRZ004-072000- Eastern Interior- Including the cities of Aguas Buenas, Caguas, Cayey, Cidra, Comerio, Gurabo, Juncos, Las Piedras, and San Lorenzo 231 AM AST Mon Sep 7 2026 Date Mon 09/07/26 Tue 09/08/26 Wed 09/09/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 77 86 92 69 74 78 77 86 91 69 73 77 77 83 87 Temp 75 82 85 86 81 78 76 75 74 81 85 86 80 77 75 74 74 79 82 83 79 76 Dewpt 74 76 75 75 75 75 75 74 73 75 75 74 74 74 74 73 73 75 75 75 75 74 RH 97 82 72 70 82 91 97 97 97 82 72 68 82 90 97 97 97 88 79 77 88 94 Wind dir SE SE SE SE SE SE SE E E E E E E E E E E E E E E E Wind spd 3 4 9 11 10 5 5 5 5 8 12 12 11 6 6 5 5 10 12 13 11 6 Clouds SC B1 B2 B1 B2 SC FW B1 B1 B1 B1 SC SC SC SC SC SC B2 B2 B1 B1 B1 PoP 12hr 60 50 40 60 60 QPF 12hr 0.20-0.48 0.07-0.36 0.04-0.24 0.07 0.23-0.45 Snow 12hr MM MM MM Rain shwrs IS SC NM SC SC IS IS SC SC SC SC SC SC IS IS IS IS NM NM SC SC SC Tstms IS IS IS IS IS Heat index 88 94 95 87 80 87 93 93 85 82 89 90 82 Max heat 100 107 105 89 97 104 103 86 92 100 98 Date Thu 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 73 84 74 85 73 85 73 85 Temp 74 80 84 77 74 80 85 77 74 80 85 76 73 80 84 76 Dewpt 73 75 75 75 74 75 74 74 73 74 72 73 72 73 72 73 PWind dir E E E E E E E E Wind char LT GN LT GN LT GN LT GN Avg clouds B1 B1 B1 B1 SC SC SC FW FW FW SC SC SC SC SC SC PoP 12hr 50 50 10 10 10 20 20 30 Rain shwrs SC SC SC SC IS IS IS IS IS IS IS IS IS IS SC Tstms IS $$ PRZ005-072000- North Central- Including the cities of Arecibo, Barceloneta, Dorado, Florida, Manati, Vega Alta, and Vega Baja 231 AM AST Mon Sep 7 2026 Date Mon 09/07/26 Tue 09/08/26 Wed 09/09/26 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 85 90 92 73 76 82 83 88 91 72 75 82 86 Temp 77 84 89 89 84 80 78 77 76 83 87 88 83 79 77 76 76 82 85 86 82 79 Dewpt 75 78 79 79 79 78 77 76 75 77 78 78 78 76 76 75 74 77 79 78 78 77 RH 94 82 73 73 85 94 97 97 97 82 75 72 85 91 97 97 94 85 82 77 88 94 Wind dir SE E E E SE SE E SE SE E E E E E E E E E E E E E Wind spd 3 2 5 10 3 4 5 5 5 6 13 17 16 10 9 8 8 10 16 17 17 10 Wind gust 24 31 31 29 31 20 Clouds FW FW FW SC B1 FW FW SC SC FW SC SC SC SC SC SC SC SC SC B1 B1 FW PoP 12hr 50 10 20 20 40 QPF 12hr 0.13-0.46 0.01-0.13 0.02-0.12 0.02-0.07 0.20-0.56 Snow 12hr MM MM MM Rain shwrs IS IS IS SC IS IS IS IS IS IS IS IS IS IS IS IS IS SC SC IS Tstms IS IS IS Heat index 95104105 96 86 93101102 93 83 89 98 99 90 81 Max heat 102 114 112 95 99 111 109 93 96 107 105 Date Thu 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 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 87 76 89 75 89 74 88 Temp 76 82 87 80 77 84 89 79 76 83 89 79 75 82 88 78 Dewpt 76 77 78 77 76 77 77 76 75 76 76 75 75 76 76 75 PWind dir E E E E E E E E Wind char GN GN GN GN LT GN GN BZ Avg clouds FW SC SC SC FW FW FW FW CL CL FW FW FW FW FW SC PoP 12hr 20 30 0 5 0 10 0 20 Rain shwrs IS IS SC SC IS IS IS IS IS IS IS IS Tstms IS $$ PRZ006-072000- Central Interior- Including the cities of Aibonito, Barranquitas, Ciales, Coamo, Corozal, Jayuya, Morovis, Naranjito, Orocovis, and Villalba 231 AM AST Mon Sep 7 2026 Date Mon 09/07/26 Tue 09/08/26 Wed 09/09/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 76 85 92 65 73 77 74 84 92 66 72 76 76 82 89 Temp 74 80 84 84 79 76 75 74 73 79 83 83 79 75 74 73 72 78 82 82 78 75 Dewpt 73 74 74 74 74 74 73 72 72 73 73 73 73 72 72 72 71 73 74 73 73 73 RH 97 82 72 72 85 94 94 93 97 82 72 72 82 90 93 97 97 85 77 74 85 94 Wind dir SE SE SE SE SE SE E E E E E E E E E E E E E E E E Wind spd 3 3 6 8 6 4 4 3 4 5 11 11 11 6 4 4 4 8 11 12 11 5 Wind gust 23 29 25 25 28 26 23 Clouds FW SC SC SC B1 FW FW SC SC FW FW SC SC SC SC SC SC SC SC B1 B1 FW PoP 12hr 50 30 10 20 40 QPF 12hr 0.05-0.27 0.01-0.15 0.01-0.11 0.01-0.06 0.14-0.28 Snow 12hr MM MM MM Rain shwrs IS IS IS IS SC IS IS IS IS IS IS IS IS IS IS IS IS IS IS SC SC IS Tstms IS Heat index 84 91 92 83 82 89 89 82 80 87 88 80 Max heat 98 108 106 87 95 105 102 83 91 100 99 Date Thu 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 83 73 83 72 84 71 83 Temp 73 78 83 76 73 79 83 75 73 79 83 75 72 78 83 74 Dewpt 72 74 74 73 72 74 72 72 72 72 70 71 71 72 71 72 PWind dir E E E E E E E E Wind char LT GN LT GN LT GN LT GN Avg clouds FW SC SC SC FW FW FW FW CL FW FW FW SC FW FW SC PoP 12hr 30 30 0 0 0 10 10 30 Rain shwrs IS IS SC SC IS IS IS IS IS IS Tstms IS $$ PRZ007-072000- Ponce and Vicinity- Including the cities of Guayanilla, Juana Diaz, Yauco, Penuelas, Ponce, and Santa Isabel 231 AM AST Mon Sep 7 2026 Date Mon 09/07/26 Tue 09/08/26 Wed 09/09/26 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 88 94 65 76 82 74 88 93 66 75 82 76 86 92 Temp 77 83 87 88 83 80 78 77 76 83 87 88 82 79 77 76 76 81 85 86 82 79 Dewpt 73 74 74 74 75 75 74 73 73 72 73 73 74 73 72 71 71 72 73 73 74 73 RH 87 74 65 63 77 85 88 87 90 70 63 61 77 82 85 85 85 74 67 65 77 82 Wind dir E E SE SE SE E E E E E E SE E E E E E E E E E E Wind spd 4 4 9 10 9 6 8 5 5 6 14 13 12 9 6 5 5 8 14 14 12 8 Wind gust 20 23 20 32 28 28 21 21 31 31 26 21 Clouds FW FW FW FW FW FW SC FW SC CL FW FW FW CL CL CL CL FW FW SC SC FW PoP 12hr 20 20 5 5 30 QPF 12hr 0.02-0.14 0.02 0.00-0.29 0.01 0.07-0.37 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS SC SC IS Heat index 90 96 97 90 84 80 88 94 96 88 82 86 92 93 87 81 Max heat 98 107 105 93 94 106 105 91 92 101 100 Date Thu 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 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 86 76 87 75 88 74 86 Temp 76 82 86 79 76 82 86 78 76 82 87 78 75 81 86 77 Dewpt 72 73 73 73 73 73 73 73 71 71 71 72 71 70 72 72 PWind dir E E E E E E NE E Wind char LT GN LT GN LT GN LT GN Avg clouds FW FW SC SC FW FW FW FW CL FW FW FW FW FW FW SC PoP 12hr 5 30 0 5 0 5 5 20 Rain shwrs IS IS SC SC IS IS IS IS IS IS Tstms IS $$ PRZ008-072000- Northwest- Including the cities of Aguadilla, Camuy, Hatillo, Isabela, and Quebradillas 231 AM AST Mon Sep 7 2026 Date Mon 09/07/26 Tue 09/08/26 Wed 09/09/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 89 93 71 74 82 84 87 92 70 74 82 83 86 90 Temp 75 83 88 89 83 79 77 75 74 82 86 87 82 78 76 74 74 81 85 86 81 78 Dewpt 74 76 77 78 78 77 76 75 74 76 77 78 77 76 75 74 73 75 77 77 77 76 RH 97 80 70 70 85 94 97100100 82 75 75 85 94 97100 97 82 77 75 88 94 Wind dir E E E NE SE SE E SE E E E NE E E E E E E E E E E Wind spd 2 3 3 6 3 2 3 3 5 8 11 17 16 9 10 8 9 11 13 17 19 14 Wind gust 31 31 20 24 29 34 27 Clouds FW FW SC B2 B2 B1 FW FW FW CL FW SC SC SC SC SC SC FW FW B2 B2 FW PoP 12hr 70 40 30 10 50 QPF 12hr 0.32-0.65 0.02 0.03-0.55 0.02 0.38-0.66 Snow 12hr MM MM MM Rain shwrs IS SC NM SC IS SC SC IS IS IS IS SC SC IS Tstms IS IS IS IS IS Heat index 92100102 92 81 89 98100 90 80 87 96 97 88 Max heat 97 111 110 93 96 110 109 92 94 106 105 Date Thu 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 75 86 75 88 73 89 73 86 Temp 75 81 86 78 76 82 88 78 74 83 89 78 74 81 86 77 Dewpt 75 76 78 76 75 76 77 76 73 74 75 75 73 74 75 75 PWind dir E E E E E E E E Wind char GN GN GN GN LT GN GN BZ Avg clouds FW FW SC B1 FW FW FW SC CL CL FW SC CL CL FW SC PoP 12hr 5 60 0 40 0 40 0 30 Rain shwrs IS IS NM NM IS IS SC SC SC SC SC IS Tstms IS IS IS IS IS $$ PRZ009-072000- Western Interior- Including the cities of Adjuntas, Lares, Las Marias, Maricao, Sabana Grande, San Sebastian, and Utuado 231 AM AST Mon Sep 7 2026 Date Mon 09/07/26 Tue 09/08/26 Wed 09/09/26 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 86 93 66 72 77 74 85 92 66 72 76 77 84 90 Temp 74 81 85 86 80 76 74 73 72 80 84 85 79 76 74 72 72 79 83 83 79 76 Dewpt 72 74 75 75 75 74 73 72 71 73 74 75 75 73 72 71 71 73 75 74 74 73 RH 93 79 72 70 85 94 97 97 97 79 72 72 88 90 93 97 97 82 77 74 85 90 Wind dir E E SE SE SE SE E E E E E E E E E E E E E E E E Wind spd 3 3 4 4 3 3 4 4 3 4 8 8 6 4 5 4 4 5 10 9 8 6 Wind gust 20 23 20 29 27 19 19 29 29 26 23 Clouds FW FW FW SC B1 SC FW FW FW CL FW B1 B1 FW FW FW FW FW FW B2 B2 CL PoP 12hr 60 10 40 10 60 QPF 12hr 0.04-0.58 0.01 0.03-0.76 0.01 0.12-0.66 Snow 12hr MM MM MM Rain shwrs IS IS SC IS IS IS IS SC SC IS IS IS IS SC SC Tstms IS IS IS IS IS Heat index 85 93 95 85 83 91 93 83 81 89 91 81 Max heat 97 113 110 87 95 111 109 84 91 106 104 Date Thu 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 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 84 73 84 71 86 70 84 Temp 72 79 84 76 73 79 84 75 72 80 85 75 71 78 83 74 Dewpt 72 73 75 73 72 73 73 73 71 71 71 72 70 71 72 72 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 FW FW FW SC CL CL FW SC CL CL SC B1 PoP 12hr 0 60 0 30 0 30 0 60 Rain shwrs NM NM SC SC SC SC NM IS Tstms IS IS IS IS IS IS $$ PRZ010-072000- Mayaguez and Vicinity- Including the cities of Aguada, Anasco, Hormigueros, Mayaguez, Moca, Rincon, and San German 231 AM AST Mon Sep 7 2026 Date Mon 09/07/26 Tue 09/08/26 Wed 09/09/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 78 91 93 68 75 82 77 90 93 68 75 82 78 88 90 Temp 76 85 89 91 84 80 78 76 76 84 89 90 83 79 77 75 75 82 86 87 82 79 Dewpt 74 77 78 79 78 77 76 75 74 76 78 78 78 77 75 74 73 75 78 78 78 77 RH 94 77 70 68 82 91 94 97 94 77 70 68 85 94 94 97 94 79 77 75 88 94 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 5 5 5 8 5 4 6 5 5 6 6 8 5 6 9 6 8 8 8 9 10 10 Wind gust 16 19 20 18 21 24 19 21 21 24 21 20 26 23 24 19 21 24 27 21 Clouds FW FW FW SC B1 SC FW FW FW CL FW B1 B1 SC SC SC SC CL CL B2 B2 FW PoP 12hr 60 10 50 10 60 QPF 12hr 0.00-0.64 0.01 0.01-0.90 0.00-0.08 0.04-0.66 Snow 12hr MM MM MM Rain shwrs IS SC NM IS IS SC SC IS IS IS IS NM NM IS Tstms IS IS IS IS IS IS Heat index 95104106 95 85 93102105 94 83 89 99100 91 81 Max heat 102 116 113 93 100 114 112 93 95 110 108 Date Thu 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 75 89 75 90 74 91 73 89 Temp 75 83 89 79 76 84 90 79 75 84 91 79 74 82 89 78 Dewpt 74 76 78 77 75 76 77 76 73 74 76 75 73 74 76 75 PWind dir E E E E E E E E Wind char GN GN LT LT LT LT GN LT Avg clouds FW FW SC B1 FW FW FW SC CL CL FW SC CL CL SC B1 PoP 12hr 5 60 5 40 0 40 0 60 Rain shwrs IS IS NM NM IS IS SC SC SC SC SC IS Tstms IS IS IS IS IS IS $$ PRZ011-072000- Southwest- Including the cities of Cabo Rojo, Guanica, and Lajas 231 AM AST Mon Sep 7 2026 Date Mon 09/07/26 Tue 09/08/26 Wed 09/09/26 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 85 92 93 74 76 82 85 91 92 73 75 82 88 Temp 77 86 91 92 85 81 79 77 77 85 90 91 84 80 78 76 75 83 87 88 83 79 Dewpt 75 76 77 76 77 77 76 75 74 75 75 76 76 76 74 72 71 72 75 76 76 76 RH 94 72 64 60 77 88 91 94 90 72 62 62 77 88 88 87 87 70 68 68 80 91 Wind dir E E SE SE E E E E E E SE SE E E E E E E E E E E Wind spd 8 8 12 14 13 10 11 10 8 9 17 16 10 13 10 8 8 8 18 18 16 16 Wind gust 25 29 26 25 25 23 21 33 32 25 28 23 20 19 34 35 32 32 Clouds FW FW FW FW FW FW FW FW SC CL CL SC SC FW FW FW FW CL CL SC SC FW PoP 12hr 5 10 20 0 20 QPF 12hr 0.02-0.22 0.01 0.02-0.55 0 0.06-0.38 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS IS IS Heat index 95103104 96 88 81 93101103 94 84 88 97 99 91 83 Max heat 98 114 111 93 96 111 110 92 92 106 105 Date Thu 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 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 91 75 92 74 90 Temp 76 84 90 80 77 85 91 80 76 85 92 80 75 83 90 79 Dewpt 73 74 76 76 75 75 76 76 72 73 73 75 72 72 75 75 PWind dir E E E SE E E E E Wind char GN BZ GN BZ GN GN LT GN Avg clouds FW FW FW SC CL CL FW FW CL CL FW FW FW FW FW SC PoP 12hr 0 30 0 5 0 5 0 30 Rain shwrs SC SC IS IS IS IS SC IS Tstms IS $$ PRZ012-072000- Culebra- Including the city of Culebra 231 AM AST Mon Sep 7 2026 Date Mon 09/07/26 Tue 09/08/26 Wed 09/09/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 89 93 81 85 89 92 81 87 Temp 81 86 89 89 86 84 82 81 81 86 88 89 85 83 82 81 81 84 86 87 84 82 Dewpt 78 78 78 79 79 78 78 78 77 78 78 78 78 77 77 77 77 78 78 78 79 78 RH 91 77 70 73 80 82 88 91 88 77 72 70 80 82 85 88 88 82 77 75 85 88 Wind dir SE SE SE SE SE E E E E E E E E E E E E E E E E E Wind spd 11 11 14 16 16 17 18 18 16 18 18 18 18 18 19 20 20 20 21 20 19 20 Clouds B2 B1 SC B1 B1 SC SC B1 B1 B1 B1 SC SC SC SC SC SC B2 B2 B1 B1 B1 PoP 12hr 40 50 40 50 50 QPF 12hr 0.18 0.12 0.08 0.06 0.26 Snow 12hr MM MM MM Rain shwrs SC SC SC SC SC IS IS SC SC SC SC SC SC IS IS IS IS SC SC SC SC SC Tstms IS IS IS Heat index 90 98103104 99 94 92 90 89 97101102 97 92 90 88 88 95 98100 96 91 Max heat 101 107 107 95 99 105 104 94 97 102 102 Date Thu 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 81 89 80 90 80 90 81 90 Temp 81 85 89 83 81 86 90 83 81 86 90 84 81 86 90 83 Dewpt 78 78 79 78 78 78 77 77 76 76 76 76 76 76 76 76 PWind dir E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 50 50 20 10 10 30 30 40 Rain shwrs SC SC SC SC IS IS IS IS IS IS IS IS SC IS SC SC Tstms IS IS $$ PRZ013-072000- Vieques- Including the city of Vieques 231 AM AST Mon Sep 7 2026 Date Mon 09/07/26 Tue 09/08/26 Wed 09/09/26 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 85 90 92 81 85 89 91 80 87 Temp 81 86 89 90 86 83 82 81 81 85 88 89 85 83 81 81 80 84 86 86 84 82 Dewpt 76 77 76 76 76 76 76 76 76 76 76 75 76 75 76 76 76 77 76 76 76 76 RH 85 75 66 64 72 80 82 85 85 75 68 64 75 77 85 85 88 80 72 72 77 82 Wind dir SE SE SE SE SE E E E E E E E E E E E E E E E E E Wind spd 9 9 12 12 13 14 17 17 16 18 18 18 18 18 19 20 19 20 21 20 19 20 Clouds B1 B1 B1 B1 B1 SC SC B1 B1 B2 B2 SC SC SC SC SC SC B2 B2 B1 B1 B1 PoP 12hr 60 50 50 60 60 QPF 12hr 0.18-0.30 0.14 0.08 0.08 0.26-0.41 Snow 12hr MM MM MM Rain shwrs SC SC SC SC SC SC IS SC SC SC SC IS IS SC SC SC SC NM NM SC SC SC Tstms IS IS IS IS Heat index 88 97101101 96 92 89 87 87 95 99 99 94 90 88 86 85 93 96 96 92 89 Max heat 99 104 104 93 98 102 101 92 95 99 99 Date Thu 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 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 79 89 79 90 79 90 80 90 Temp 80 85 89 82 80 86 90 83 80 86 90 83 81 86 90 82 Dewpt 76 77 76 76 76 76 75 75 75 75 74 75 75 75 74 74 PWind dir E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds B1 B1 B2 B1 SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 60 60 20 20 10 30 30 30 Rain shwrs SC SC SC SC IS IS IS IS IS IS IS SC SC SC SC SC Tstms IS $$ VIZ001-072000- St.Thomas...St. John...and Adjacent Islands- Including the cities of Anna`s Retreat, Charlotte Amalie, Charlotte Amalie East, Charlotte Amalie West, and Cruz Bay 231 AM AST Mon Sep 7 2026 Date Mon 09/07/26 Tue 09/08/26 Wed 09/09/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 89 93 76 80 82 85 88 92 80 86 Temp 81 85 88 89 85 83 81 80 80 85 87 88 85 83 81 81 80 84 86 86 84 82 Dewpt 77 77 76 76 76 77 77 77 76 77 76 75 76 76 76 76 77 77 76 76 77 77 RH 88 77 68 66 75 82 88 91 88 77 70 66 75 80 85 85 91 80 72 72 80 85 Wind dir SE SE SE SE SE E E E E E E E E E E E E E E E E E Wind spd 12 12 16 17 18 18 19 18 18 19 19 19 17 20 21 21 20 21 21 21 20 21 Clouds B2 SC SC B1 SC SC SC B1 B1 B1 B1 SC SC SC SC SC SC B1 B1 SC SC SC PoP 12hr 40 40 30 50 50 QPF 12hr 0.10 0.09 0.06 0.06 0.12-0.21 Snow 12hr MM MM MM Rain shwrs SC SC IS SC IS IS IS SC SC SC SC IS IS IS IS IS IS SC SC IS IS IS Tstms IS Heat index 87 96100100 95 91 88 86 86 94 97 98 94 90 89 87 87 93 96 96 93 90 Max heat 101 107 106 93 99 105 104 93 97 101 101 Date Thu 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 80 88 80 89 80 89 79 89 Temp 80 85 88 83 81 86 89 83 81 85 89 82 80 85 89 82 Dewpt 77 77 76 77 77 76 75 76 75 75 74 75 75 75 74 75 PWind dir E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds SC SC B1 SC SC SC FW FW FW FW SC SC SC SC SC SC PoP 12hr 40 40 20 10 10 20 20 20 Rain shwrs IS SC SC IS IS IS IS IS IS IS IS IS IS IS IS IS $$ VIZ002-072000- St Croix- Including the cities of Christiansted, Frederiksted, Frederiksted Southeast, and Grove Place 231 AM AST Mon Sep 7 2026 Date Mon 09/07/26 Tue 09/08/26 Wed 09/09/26 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 85 90 93 80 85 89 92 80 87 Temp 80 86 89 90 86 83 82 80 80 85 88 89 85 83 81 80 80 84 86 87 84 83 Dewpt 78 78 78 77 77 77 78 77 77 77 77 76 76 77 77 77 77 77 77 77 77 77 RH 94 77 70 66 75 82 88 91 91 77 70 66 75 82 88 91 91 80 75 72 80 82 Wind dir SE SE SE SE E E E E E E E E E E E E E E E E E E Wind spd 10 12 11 12 13 14 17 16 16 17 18 19 17 18 19 18 18 19 21 20 19 19 Clouds B1 SC SC B1 SC SC SC SC SC SC SC FW FW SC SC SC SC B2 B2 SC SC B1 PoP 12hr 40 30 30 50 50 QPF 12hr 0.06-0.12 0.05 0.05 0.07 0.14-0.22 Snow 12hr MM MM MM Rain shwrs SC IS IS SC IS IS IS IS IS SC SC IS IS IS IS IS IS SC SC IS IS SC Heat index 88 98102103 96 92 90 87 86 95100100 95 91 89 87 87 94 98 98 94 91 Max heat 102 109 108 94 100 106 105 94 97 103 102 Date Thu 09/10/26 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 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 80 90 80 90 79 90 Temp 81 86 89 82 80 86 90 83 80 86 90 82 80 85 90 82 Dewpt 77 78 77 77 77 77 76 76 76 76 75 76 76 76 75 76 PWind dir E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds B1 B1 SC SC SC SC FW FW FW FW SC SC SC SC SC SC PoP 12hr 40 30 20 10 10 20 20 20 Rain shwrs SC SC SC SC IS IS IS IS IS IS IS IS IS IS IS $$