Area Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
366 FOCA52 TJSJ 200902 AFMSJU Area Forecast Matrices National Weather Service San Juan PR 502 AM AST Wed Aug 20 2025 PRZ001-202000- San Juan and Vicinity- Including the cities of Bayamon, Carolina, Catano, Guaynabo, San Juan, Toa Alta, Toa Baja, and Trujillo Alto 502 AM AST Wed Aug 20 2025 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 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 90 94 73 77 82 81 88 91 74 78 83 79 85 88 Temp 86 89 90 86 82 80 78 78 84 87 88 85 82 80 79 79 83 85 85 83 80 Dewpt 78 78 78 77 76 76 75 74 75 76 77 76 76 76 75 75 76 77 77 77 76 RH 77 70 68 75 82 88 91 88 74 70 70 75 82 88 88 88 80 77 77 82 88 Wind dir SE SE SE E E E E E E E E E E E E E E E E NE NE Wind spd 6 11 14 12 8 8 8 8 9 11 12 10 6 5 5 4 6 10 10 8 5 Wind gust 23 Clouds FW SC B1 SC FW FW SC FW FW FW SC SC CL CL CL CL B1 B1 SC SC B1 PoP 12hr 40 5 10 40 50 QPF 12hr 0.12 0.01 0.02 0.03 0.16-0.53 Snow 12hr MM MM MM Rain shwrs IS IS SC IS IS IS IS IS IS IS SC SC IS IS SC Tstms IS IS IS IS Obvis H H H H H H H Heat index 98104105 98 89 84 80 81 92 98100 95 88 85 82 82 91 96 97 92 84 Max heat 106 117 116 93 99 109 108 93 97 104 104 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 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 84 77 89 77 88 77 86 Temp 77 81 84 79 77 85 89 81 78 84 88 81 78 83 86 80 Dewpt 76 76 77 76 76 78 78 77 76 77 77 76 76 76 77 76 PWind dir E SE SE E E E E E Wind char LT LT LT GN LT GN LT GN Avg clouds B1 B2 B2 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC PoP 12hr 60 70 40 40 30 20 40 40 Rain shwrs SC SC NM NM SC SC SC SC SC SC IS IS IS SC SC IS Tstms IS IS IS IS $$ PRZ002-202000- Northeast- Including the cities of Ceiba, Canovanas, Fajardo, Humacao, Loiza, Luquillo, Naguabo, and Rio Grande 502 AM AST Wed Aug 20 2025 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 73 87 92 67 77 82 71 86 91 67 77 82 71 85 90 Temp 84 87 87 84 80 79 77 78 82 85 86 83 80 79 78 78 82 85 85 82 78 Dewpt 77 77 77 76 75 75 74 74 74 75 75 75 74 75 75 75 75 76 76 76 75 RH 80 72 72 77 85 88 90 88 77 72 70 77 82 88 91 91 79 75 75 82 91 Wind dir SE SE SE E E E E E E E E E NE NE NE NE E E E NE NE Wind spd 11 13 14 12 9 9 10 10 10 10 11 10 8 8 8 6 9 10 9 8 5 Wind gust 19 19 20 18 19 17 Clouds SC B1 B1 SC SC SC SC SC SC SC SC SC CL CL CL CL B2 B2 B2 B2 B2 PoP 12hr 40 20 30 50 60 QPF 12hr 0.05-0.16 0.03 0.04 0.04 0.39-0.55 Snow 12hr MM MM MM Rain shwrs IS SC SC IS IS IS IS IS IS IS SC SC NM NM NM NM SC Tstms IS IS IS IS IS Obvis H H H H H H Heat index 93 99 99 93 86 82 89 94 95 91 85 82 80 80 90 95 95 89 80 Max heat 103 111 110 93 97 106 104 93 100 106 105 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 74 84 74 87 76 86 77 85 Temp 75 80 84 77 75 82 87 80 77 83 86 80 78 82 85 79 Dewpt 74 75 76 75 74 76 77 76 76 75 76 75 75 75 76 75 PWind dir E SE SE E E E E E Wind char LT LT LT GN GN GN GN GN Avg clouds B2 B2 B2 B1 B2 B2 B1 B1 SC SC B1 SC SC B1 B1 SC PoP 12hr 70 70 60 50 40 40 40 40 Rain shwrs SC NM NM NM NM SC SC SC SC SC SC SC SC SC SC SC Tstms IS IS IS IS IS IS IS $$ PRZ003-202000- Southeast- Including the cities of Arroyo, Guayama, Maunabo, Patillas, Salinas, and Yabucoa 502 AM AST Wed Aug 20 2025 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 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 87 92 69 76 82 76 87 92 69 76 82 75 86 91 Temp 84 86 87 84 80 78 77 77 83 86 87 83 80 78 77 77 82 85 86 82 78 Dewpt 77 78 78 77 75 75 74 74 74 75 75 75 73 75 74 74 75 76 76 76 74 RH 80 77 75 80 85 91 90 90 74 70 68 77 79 91 90 90 79 75 72 82 88 Wind dir E SE SE E E NE NE NE E E E E NE NE NE NE NE E E E NE Wind spd 10 12 12 11 9 9 9 9 9 11 11 10 8 6 6 5 5 10 11 9 6 Wind gust 25 23 24 19 19 24 24 20 21 23 Clouds SC SC SC FW FW SC FW SC FW FW SC SC FW FW CL CL B1 B1 B2 B2 B2 PoP 12hr 30 10 30 40 60 QPF 12hr 0.05 0.02 0.04 0.03 0.31-0.55 Snow 12hr MM MM MM Rain shwrs IS IS SC IS IS IS IS IS SC SC SC SC NM NM NM Tstms IS IS IS IS IS Obvis H H H H H H H Heat index 93 99100 94 85 82 89 95 96 91 84 81 89 95 96 90 81 Max heat 101 112 112 93 97 106 105 91 97 108 107 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 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 83 75 88 77 87 76 85 Temp 76 80 83 78 76 83 88 80 77 83 87 80 77 82 85 79 Dewpt 74 75 76 75 75 77 77 75 75 76 75 74 75 75 76 74 PWind dir NE SE E E E E NE E Wind char LT LT LT GN LT GN LT GN Avg clouds B2 B2 B2 B1 B2 B2 B1 SC SC SC SC SC SC SC SC SC PoP 12hr 70 70 60 50 40 40 40 40 Rain shwrs NM NM SC SC NM SC SC IS IS IS IS IS SC SC SC IS Tstms IS IS IS IS IS IS IS $$ PRZ004-202000- Eastern Interior- Including the cities of Aguas Buenas, Caguas, Cayey, Cidra, Comerio, Gurabo, Juncos, Las Piedras, and San Lorenzo 502 AM AST Wed Aug 20 2025 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 76 86 93 69 74 78 75 85 91 69 74 79 74 84 90 Temp 82 85 86 82 78 76 75 75 81 84 85 82 78 76 75 75 80 83 84 80 76 Dewpt 76 76 76 75 73 73 72 72 73 73 74 73 72 73 72 72 74 75 75 74 73 RH 82 75 72 79 85 90 90 90 77 70 70 74 82 90 90 90 82 77 74 82 90 Wind dir SE SE SE E E E E E E E E E NE NE NE NE NE E E NE NE Wind spd 8 11 11 10 5 4 5 5 6 10 9 8 4 3 3 2 3 8 8 6 3 Clouds SC SC B1 SC FW FW FW SC SC SC SC SC CL CL CL CL B1 B1 B2 B2 B2 PoP 12hr 30 10 30 40 60 QPF 12hr 0.05-0.12 0.02 0.04 0.03 0.25-0.55 Snow 12hr MM MM MM Rain shwrs IS IS SC IS IS IS IS IS IS SC SC SC SC NM NM NM Tstms IS IS IS IS IS Obvis H H H H H H H Heat index 89 95 96 89 80 85 91 92 87 84 90 91 84 Max heat 102 111 109 89 97 105 104 89 96 105 103 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 73 81 73 86 74 85 74 83 Temp 73 78 81 76 73 81 86 78 75 81 85 78 75 80 83 77 Dewpt 73 74 75 74 73 76 75 74 74 75 74 73 73 74 74 73 PWind dir E SE SE E E E E E Wind char LT LT LT GN LT GN LT LT Avg clouds B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC SC SC B1 SC PoP 12hr 70 70 50 50 40 40 40 40 Rain shwrs NM NM NM SC SC SC SC IS IS IS IS IS IS SC SC IS Tstms IS IS IS IS IS IS IS $$ PRZ005-202000- North Central- Including the cities of Arecibo, Barceloneta, Dorado, Florida, Manati, Vega Alta, and Vega Baja 502 AM AST Wed Aug 20 2025 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 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 92 97 73 76 82 84 89 94 73 77 82 82 86 91 Temp 86 91 92 87 81 79 77 77 84 88 89 86 81 79 78 78 83 86 86 83 79 Dewpt 78 78 78 77 76 76 75 74 76 77 77 76 76 76 75 74 77 78 78 77 76 RH 77 66 64 72 85 91 94 90 77 70 68 72 85 91 91 88 82 77 77 82 91 Wind dir E E E E E E E E E E NE NE E E E E E NE NE NE E Wind spd 5 9 12 12 10 8 8 6 8 12 14 14 10 8 6 5 6 12 10 10 8 Wind gust 24 24 26 27 20 Clouds CL FW B1 SC CL CL FW CL CL CL FW FW FW FW CL CL SC SC SC SC B1 PoP 12hr 40 5 0 10 30 QPF 12hr 0.11-0.25 0 0 0.02 0.10-0.17 Snow 12hr MM MM MM Rain shwrs IS SC SC IS IS IS IS IS IS IS SC Tstms IS Obvis H H H H H H H Heat index 99107107100 88 82 94101103 96 87 83 92 99 99 93 83 Max heat 108 120 119 92 102 114 113 93 100 112 110 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 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 84 75 90 76 89 76 87 Temp 77 81 84 78 76 85 90 80 77 84 89 80 77 83 87 80 Dewpt 75 77 78 76 75 78 78 77 75 78 77 76 75 77 77 76 PWind dir E SE SE E E E E E Wind char LT LT LT GN GN GN LT GN Avg clouds B1 B1 B1 B2 SC SC SC SC SC SC FW SC FW FW SC SC PoP 12hr 40 70 30 20 20 20 10 40 Rain shwrs SC SC NM NM IS IS IS IS IS IS IS IS IS IS IS SC Tstms IS IS IS $$ PRZ006-202000- Central Interior- Including the cities of Aibonito, Barranquitas, Ciales, Coamo, Corozal, Jayuya, Morovis, Naranjito, Orocovis, and Villalba 502 AM AST Wed Aug 20 2025 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 73 84 93 63 72 77 72 83 92 63 73 77 71 81 89 Temp 80 83 84 80 76 75 73 73 79 83 83 80 76 75 74 74 78 80 81 78 75 Dewpt 74 75 74 74 72 72 71 70 72 72 73 72 71 72 71 71 73 74 74 74 73 RH 82 77 72 82 87 90 93 90 79 70 72 77 85 90 90 90 85 82 79 88 94 Wind dir SE SE SE SE E E E E E E E E NE NE NE NE NE E E NE NE Wind spd 5 9 9 9 5 4 3 4 4 9 9 8 4 3 3 2 3 6 6 5 3 Wind gust 23 20 20 23 23 19 19 Clouds FW SC B1 SC CL CL FW FW FW FW SC SC SC SC CL CL SC SC SC SC B1 PoP 12hr 40 0 10 20 40 QPF 12hr 0.04-0.13 0 0.02 0.03 0.09-0.42 Snow 12hr MM MM MM Rain shwrs IS IS SC IS IS IS IS IS IS IS IS IS IS SC Obvis H H H H H H H Heat index 85 91 91 85 82 88 89 84 80 85 85 81 Max heat 101 111 108 87 95 106 105 87 94 102 102 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 79 72 83 72 82 72 81 Temp 73 76 79 74 72 79 83 76 73 79 82 76 73 78 81 75 Dewpt 72 73 74 73 72 74 74 73 72 73 73 72 72 73 73 72 PWind dir E SE SE E E E E E Wind char LT LT LT GN LT LT LT LT Avg clouds B1 B1 B1 B1 B1 B1 SC SC SC SC FW SC SC SC SC SC PoP 12hr 40 50 30 30 20 20 10 30 Rain shwrs SC SC SC SC SC SC IS IS IS IS IS IS IS IS IS IS Tstms IS IS $$ PRZ007-202000- Ponce and Vicinity- Including the cities of Guayanilla, Juana Diaz, Yauco, Penuelas, Ponce, and Santa Isabel 502 AM AST Wed Aug 20 2025 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 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 73 88 94 65 76 82 72 88 94 65 75 82 71 86 92 Temp 84 87 88 84 80 78 77 77 83 87 88 84 80 78 76 76 82 85 86 83 79 Dewpt 75 76 76 75 74 72 71 70 72 73 74 74 73 72 71 70 72 74 75 75 74 RH 74 70 68 74 82 82 82 79 70 63 63 72 79 82 85 82 72 70 70 77 85 Wind dir E SE SE SE E NE NE NE E E SE SE E NE NE NE NE E SE E NE Wind spd 9 12 10 10 8 5 4 4 4 11 10 9 6 5 4 4 4 8 5 3 3 Wind gust 21 25 23 24 21 24 24 21 20 19 Clouds SC SC SC FW CL CL CL FW CL CL FW FW SC SC CL CL SC SC FW FW B1 PoP 12hr 20 0 30 30 40 QPF 12hr 0.04 0 0.03 0.06 0.07-0.32 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS IS SC SC IS IS IS IS SC Obvis H H H H H H H H Heat index 92 98 98 93 84 81 88 94 96 91 83 80 87 93 95 90 83 Max heat 102 112 111 93 96 107 106 92 96 108 107 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 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 82 76 87 76 87 75 86 Temp 77 80 82 78 76 83 87 80 77 82 87 79 76 82 86 79 Dewpt 72 73 75 74 73 75 75 74 72 73 74 73 71 73 74 73 PWind dir NE SE E E E E E E Wind char LT LT LT GN LT GN LT GN Avg clouds B1 B1 B1 B1 SC SC B1 SC SC SC FW SC SC SC FW SC PoP 12hr 40 40 30 30 20 40 10 10 Rain shwrs SC SC SC SC IS SC SC IS IS IS SC SC IS IS IS IS Tstms IS IS $$ PRZ008-202000- Northwest- Including the cities of Aguadilla, Camuy, Hatillo, Isabela, and Quebradillas 502 AM AST Wed Aug 20 2025 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 91 97 71 75 82 84 89 96 71 75 82 83 86 94 Temp 85 90 91 86 80 78 76 76 83 88 89 84 80 78 76 76 82 85 86 83 79 Dewpt 75 76 77 76 76 74 73 72 74 75 75 75 75 74 74 73 75 76 76 75 75 RH 72 64 64 72 88 88 90 87 74 66 64 74 85 88 94 90 79 75 72 77 88 Wind dir E E E E E E E E E E NE NE E E E E E NE NE NE E Wind spd 5 6 10 8 8 8 9 9 6 11 14 14 12 10 10 8 9 13 13 13 11 Wind gust 21 19 26 27 24 20 24 21 Clouds CL CL B2 B2 FW CL CL CL CL CL CL CL SC SC FW FW FW FW SC SC SC PoP 12hr 60 5 10 10 20 QPF 12hr 0.20-0.38 0 0.01 0.01-0.09 0.05-0.12 Snow 12hr MM MM MM Rain shwrs SC NM IS IS IS IS IS IS IS IS IS IS Tstms IS Obvis H H H H H H Heat index 93103104 96 86 80 90 97 99 93 83 89 96 97 90 81 Max heat 103 117 116 93 100 114 110 92 98 112 109 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 75 83 74 88 75 87 75 87 Temp 76 80 83 77 75 83 88 79 76 82 87 79 76 82 87 79 Dewpt 74 75 76 74 74 75 77 76 74 75 76 75 74 75 76 75 PWind dir E SE SE E E E E E Wind char LT LT LT LT GN GN GN GN Avg clouds SC SC B2 B2 SC SC SC SC SC SC FW SC CL FW SC B1 PoP 12hr 40 70 40 40 30 30 5 50 Rain shwrs IS SC NM NM IS SC SC IS IS IS SC SC SC SC Tstms IS IS IS IS $$ PRZ009-202000- Western Interior- Including the cities of Adjuntas, Lares, Las Marias, Maricao, Sabana Grande, San Sebastian, and Utuado 502 AM AST Wed Aug 20 2025 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 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 74 86 95 65 72 75 73 85 94 66 72 76 71 83 92 Temp 82 85 86 82 77 75 73 73 80 84 85 81 77 75 73 73 79 82 83 80 76 Dewpt 74 75 74 73 73 72 71 69 71 72 72 72 72 72 71 69 72 74 74 73 72 RH 77 72 68 74 87 90 93 87 74 67 65 74 85 90 93 87 79 77 74 79 87 Wind dir SE SE SE SE E E E E E E E NE E NE NE E NE E E NE NE Wind spd 5 8 6 4 4 4 4 4 3 5 5 6 5 4 4 4 4 6 6 6 5 Wind gust 20 25 23 20 20 21 20 Clouds SC FW B1 B1 FW CL CL CL CL CL CL CL SC SC FW FW FW FW FW FW B1 PoP 12hr 40 0 30 30 40 QPF 12hr 0.04-0.36 0 0.02 0.02-0.08 0.06-0.19 Snow 12hr MM MM MM Rain shwrs IS IS SC SC IS SC SC IS IS IS IS SC Tstms IS Obvis H H H H H H H Heat index 87 94 94 87 84 91 92 86 81 88 89 83 Max heat 100 112 112 87 95 108 106 86 95 108 105 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 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 80 73 84 72 84 72 84 Temp 74 77 80 75 73 80 84 76 73 79 84 76 73 79 84 76 Dewpt 72 73 74 72 72 73 74 73 71 72 73 72 71 72 73 72 PWind dir E SE SE E E E E E Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B1 B1 B1 SC SC SC SC SC SC FW SC FW FW SC SC PoP 12hr 40 60 20 30 20 50 5 40 Rain shwrs SC SC SC IS IS IS IS IS IS IS SC SC IS IS SC SC Tstms IS IS IS IS $$ PRZ010-202000- Mayaguez and Vicinity- Including the cities of Aguada, Anasco, Hormigueros, Mayaguez, Moca, Rincon, and San German 502 AM AST Wed Aug 20 2025 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 78 91 97 70 75 82 78 90 96 70 75 82 76 89 94 Temp 86 90 91 86 81 78 76 77 85 89 90 86 80 78 76 77 84 88 89 85 80 Dewpt 76 77 77 77 77 75 74 72 74 75 76 76 75 75 73 72 74 76 77 76 76 RH 72 66 64 75 88 91 94 85 70 64 64 72 85 91 90 85 72 68 68 75 88 Wind dir E SE SE E SE E E E E E NE NE NE E E E NE NE E NE NE Wind spd 8 10 9 5 8 6 8 6 5 5 6 6 10 8 9 8 8 6 9 9 11 Wind gust 21 21 21 21 20 18 24 18 20 19 19 24 20 23 21 21 18 24 24 26 Clouds SC FW SC SC FW CL FW CL CL FW CL CL B1 B1 FW FW FW FW FW FW SC PoP 12hr 30 5 40 40 30 QPF 12hr 0.04-0.37 0 0.03 0.05-0.12 0.02-0.25 Snow 12hr MM MM MM Rain shwrs IS IS SC SC IS SC SC IS IS IS IS SC Tstms IS Obvis H H H H H H H H Heat index 96105105 98 87 80 92100102 95 85 80 91100101 94 85 Max heat 103 119 116 92 98 114 112 92 99 112 109 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 76 84 76 90 75 89 75 89 Temp 77 81 84 79 77 84 90 80 76 84 89 80 76 84 89 80 Dewpt 74 75 77 75 75 76 77 76 74 75 77 76 74 75 77 75 PWind dir E SE E E E E E E Wind char GN GN LT GN LT LT LT LT Avg clouds SC B1 B1 B1 SC SC SC SC SC SC FW SC FW FW FW SC PoP 12hr 40 60 30 40 20 40 0 30 Rain shwrs SC SC SC IS IS IS SC SC IS IS SC SC SC SC Tstms IS IS IS IS $$ PRZ011-202000- Southwest- Including the cities of Cabo Rojo, Guanica, and Lajas 502 AM AST Wed Aug 20 2025 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 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 92 95 72 75 82 84 92 96 72 75 82 84 91 94 Temp 87 91 92 87 81 79 76 77 86 91 92 87 81 78 76 77 85 90 91 86 81 Dewpt 77 79 78 78 77 75 73 71 73 76 76 77 76 75 72 71 74 76 77 77 77 RH 72 68 64 75 88 88 90 82 65 62 60 72 85 91 87 82 70 64 64 75 88 Wind dir E SE SE SE E E E E E SE SE E E NE NE NE NE SE SE SE E Wind spd 13 16 16 12 13 10 8 6 5 10 10 8 8 5 3 3 3 5 6 3 3 Wind gust 26 28 29 25 27 25 19 25 24 Clouds B1 SC FW FW CL CL CL CL CL CL CL CL B1 B1 CL CL FW FW B1 B1 B1 PoP 12hr 40 0 40 40 40 QPF 12hr 0.05 0 0.03 0.07 0.09-0.38 Snow 12hr MM MM MM Rain shwrs SC IS IS SC SC SC SC SC Tstms IS IS Obvis H H H H H H H Heat index 99108108100 88 80 93103105 98 87 80 92102104 97 87 Max heat 103 115 113 93 97 110 109 92 95 110 109 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 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 77 92 75 91 75 91 Temp 77 82 86 80 77 86 92 81 76 85 91 80 76 85 91 81 Dewpt 74 75 77 76 75 76 78 77 73 75 77 76 73 74 77 76 PWind dir E SE E E E E E E Wind char LT GN GN GN GN GN LT GN Avg clouds B1 B1 B1 B1 SC SC B1 B1 SC SC FW B1 FW FW FW SC PoP 12hr 40 40 20 50 20 50 10 10 Rain shwrs SC SC SC SC IS IS SC SC IS IS SC SC IS IS IS IS Tstms IS IS IS IS $$ PRZ012-202000- Culebra- Including the city of Culebra 502 AM AST Wed Aug 20 2025 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 88 93 80 84 88 92 79 84 88 92 Temp 85 88 88 85 83 81 80 80 85 88 88 85 82 81 80 80 84 87 88 85 81 Dewpt 79 79 78 78 77 76 76 76 76 77 76 77 76 77 76 77 77 77 77 77 77 RH 82 75 72 80 82 85 88 88 75 70 68 77 82 88 88 91 80 72 70 77 88 Wind dir SE SE E E E E E E E E E E NE NE NE NE E E E NE NE Wind spd 17 18 18 17 16 18 18 19 13 12 14 14 14 18 18 16 16 16 12 12 9 Clouds SC B1 SC SC SC CL SC SC SC SC SC SC CL CL CL CL B2 B2 B2 B2 B1 PoP 12hr 40 20 30 50 60 QPF 12hr 0.08 0.02 0.05 0.04 0.52 Snow 12hr MM MM MM Rain shwrs IS SC IS SC IS IS IS IS IS SC SC NM NM NM NM SC Tstms IS IS IS IS Obvis H H H H H H H Heat index 97102101 97 90 88 85 86 94 99 99 96 90 88 83 85 95 99100 95 88 Max heat 103 109 109 93 98 106 105 93 100 106 105 Heat Y Y Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 78 86 80 88 80 88 80 88 Temp 79 83 86 82 80 85 88 83 81 85 88 83 80 85 88 83 Dewpt 76 77 77 77 78 78 78 78 77 77 77 77 77 77 77 77 PWind dir E S SE E E E E E Wind char LT GN BZ BZ BZ BZ BZ GN Avg clouds B1 B2 B2 B1 B2 B2 B1 B1 SC B1 SC SC SC B1 B1 B1 PoP 12hr 70 70 60 50 40 40 40 40 Rain shwrs SC NM NM NM NM NM SC SC SC SC SC SC SC SC SC SC Tstms IS IS IS IS IS IS $$ PRZ013-202000- Vieques- Including the city of Vieques 502 AM AST Wed Aug 20 2025 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 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 88 91 76 79 82 83 88 92 75 78 82 83 88 91 Temp 85 88 88 85 82 80 79 79 85 87 88 85 82 80 79 79 84 87 88 84 80 Dewpt 78 77 76 76 75 75 75 75 75 75 74 75 74 75 75 75 76 76 75 76 75 RH 80 70 68 75 79 85 88 88 72 68 63 72 77 85 88 88 77 70 66 77 85 Wind dir SE SE E E E E E E E E E E NE NE NE NE E E E NE NE Wind spd 14 16 18 16 16 17 17 18 14 12 14 13 14 18 18 16 16 16 12 11 10 Clouds SC SC SC SC SC FW SC SC SC SC SC SC CL CL CL CL B2 B2 B2 B2 B2 PoP 12hr 30 20 30 50 60 QPF 12hr 0.06 0.02 0.05 0.04 0.47-0.53 Snow 12hr MM MM MM Rain shwrs IS SC IS IS IS IS IS IS IS IS SC SC NM NM NM NM SC Tstms IS IS IS IS Obvis H H H H H H H Heat index 96100100 95 88 86 82 83 93 97 97 93 87 85 80 82 93 98 98 93 85 Max heat 100 105 105 91 96 103 102 91 97 104 102 Heat Y Y Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 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 79 89 79 88 79 88 Temp 77 83 86 81 79 85 89 82 80 85 88 82 80 85 88 82 Dewpt 75 75 75 76 77 77 76 76 76 77 75 75 76 76 75 75 PWind dir E S SE E E E E E Wind char LT GN BZ BZ BZ BZ BZ BZ Avg clouds B2 B2 B2 B1 B2 B2 B1 B1 SC SC SC SC SC B1 B1 SC PoP 12hr 70 70 60 50 40 40 40 40 Rain shwrs SC NM NM NM NM NM SC SC IS SC SC SC SC SC SC SC Tstms IS IS IS IS IS IS $$ VIZ001-202000- St.Thomas...St. John...and Adjacent Islands- Including the cities of Anna`s Retreat, Charlotte Amalie, Charlotte Amalie East, Charlotte Amalie West, and Cruz Bay 502 AM AST Wed Aug 20 2025 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 86 93 72 79 82 84 86 94 71 79 82 84 86 93 Temp 84 86 86 84 81 80 79 80 83 86 86 84 81 80 79 79 83 86 86 83 80 Dewpt 78 77 76 76 75 76 76 75 75 75 75 75 75 76 76 76 76 76 75 76 76 RH 82 75 72 77 82 88 91 85 77 70 70 74 82 88 91 91 80 72 70 80 88 Wind dir E E E E E E E E E E E E NE NE NE NE E E NE NE NE Wind spd 17 18 17 17 16 18 17 19 12 16 16 14 17 19 18 17 18 16 12 12 9 Clouds SC SC SC SC CL CL SC SC SC SC SC SC FW FW FW FW B2 B2 B2 B2 B1 PoP 12hr 10 20 30 50 60 QPF 12hr 0.03 0.02 0.05 0.06 0.53 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS IS IS IS SC SC IS IS IS IS NM NM NM NM SC Tstms IS IS IS IS Obvis H H H H H H H H Heat index 94 97 97 93 87 85 82 83 91 95 95 92 87 85 82 82 91 95 95 92 84 Max heat 104 110 111 94 100 107 105 94 101 107 105 Heat Y Y Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 85 79 87 79 87 79 86 Temp 78 82 85 81 79 84 87 82 80 84 87 82 80 84 86 81 Dewpt 76 76 75 76 77 77 76 76 77 76 76 76 77 76 75 76 PWind dir E S SE E E E E E Wind char LT GN BZ BZ BZ BZ BZ BZ Avg clouds B1 B2 OV B2 B2 B2 B1 SC SC SC SC SC SC SC B1 B1 PoP 12hr 70 70 60 50 30 30 40 40 Rain shwrs SC NM NM NM NM NM SC SC SC SC IS IS IS SC SC SC Tstms IS IS IS IS IS IS $$ VIZ002-202000- St Croix- Including the cities of Christiansted, Frederiksted, Frederiksted Southeast, and Grove Place 502 AM AST Wed Aug 20 2025 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 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 88 95 76 79 82 84 88 95 75 78 82 84 87 95 Temp 85 87 88 85 82 81 80 80 84 87 88 85 81 80 79 79 84 86 87 84 80 Dewpt 78 78 77 77 76 76 75 75 75 75 75 76 75 76 76 76 76 76 76 77 76 RH 80 75 70 77 82 85 85 85 74 68 66 75 82 88 91 91 77 72 70 80 88 Wind dir E E E E E E E E E E E E NE NE NE NE E E NE NE NE Wind spd 16 18 17 16 14 17 16 17 14 16 12 16 13 14 16 14 14 14 12 12 9 Clouds FW FW CL SC FW SC SC SC SC SC SC SC FW FW FW FW B2 B2 SC SC B2 PoP 12hr 20 10 30 50 50 QPF 12hr 0.03 0.02 0.04 0.05 0.22 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS IS IS IS SC SC NM NM IS IS SC Tstms IS IS Obvis H H H H H H H H Heat index 96100100 95 89 86 83 83 93 97 97 94 88 85 81 81 93 97 98 93 85 Max heat 103 110 109 92 99 107 105 92 100 109 108 Heat Y Y Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 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 79 88 79 88 79 87 Temp 78 82 86 81 79 85 88 82 80 85 88 82 80 84 87 82 Dewpt 76 76 77 77 77 77 77 77 77 77 76 76 76 76 76 76 PWind dir SE SE E E E E E E Wind char LT GN GN BZ GN BZ BZ GN Avg clouds B2 B2 OV B2 B2 B2 B1 SC SC SC SC SC SC SC B1 SC PoP 12hr 70 70 60 50 20 20 40 40 Rain shwrs SC NM NM NM NM NM SC IS IS IS IS IS IS SC SC SC Tstms IS IS IS IS IS IS $$