Area Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
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957 FOCA52 TJSJ 251831 AFMSJU Area Forecast Matrices National Weather Service San Juan PR 231 PM AST Tue Aug 25 2026 PRZ001-260800- San Juan and Vicinity- Including the cities of Bayamon, Carolina, Catano, Guaynabo, San Juan, Toa Alta, Toa Baja, and Trujillo Alto 231 PM AST Tue Aug 25 2026 Date 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 74 79 83 85 92 94 74 79 83 85 91 94 73 79 83 Temp 87 83 81 80 80 87 91 92 88 83 81 80 80 86 90 91 87 83 81 79 80 86 Dewpt 78 78 78 77 76 77 76 77 77 77 77 77 76 77 76 76 77 76 76 76 76 76 RH 75 85 91 91 88 72 62 62 70 82 88 91 88 75 64 62 72 80 85 91 88 72 Wind dir E E E SE SE E E NE NE NE NE E E E E E E E E E E E Wind spd 13 8 6 6 6 8 12 14 13 9 9 8 5 8 11 14 13 8 8 6 6 10 Wind gust 24 25 25 24 Clouds B1 SC SC B1 SC FW FW SC CL SC SC B1 B1 B1 B1 B1 B1 SC SC B1 B1 SC PoP 12hr 40 30 40 40 40 QPF 12hr 0.06 0.05 0.11 0.05-0.10 0.06 Snow 12hr MM MM MM Rain shwrs SC IS IS SC IS IS SC SC SC SC SC SC SC SC IS IS SC SC IS Tstms IS Obvis H H H H H H H H H Heat index 100 93 90 85 86 98104106100 92 89 84 85 97103104 98 91 87 83 84 97 Max heat 110 98 104 114 113 97 103 111 111 96 102 Date 08/28 Sat 08/29/26 Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 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 79 91 79 91 78 90 78 90 Temp 91 83 80 86 91 83 79 86 91 83 79 86 90 82 79 85 90 82 Dewpt 76 76 76 77 77 77 77 78 78 77 77 77 78 77 76 77 77 77 PWind dir E E E E E E E SE E Wind char GN GN GN LT GN LT GN LT GN Avg clouds SC B1 B1 B1 B1 B1 SC SC SC SC FW FW SC SC SC SC SC B1 PoP 12hr 40 30 50 20 20 10 20 20 50 Rain shwrs SC SC SC SC SC SC IS IS IS IS IS IS IS IS IS IS IS SC Tstms IS IS IS IS IS IS IS IS $$ PRZ002-260800- Northeast- Including the cities of Ceiba, Canovanas, Fajardo, Humacao, Loiza, Luquillo, Naguabo, and Rio Grande 231 PM AST Tue Aug 25 2026 Date 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 68 79 83 75 89 94 68 79 83 75 89 94 67 78 83 Temp 86 82 81 80 80 85 88 89 86 82 81 79 79 85 88 89 85 82 80 79 79 85 Dewpt 76 76 76 76 75 75 75 75 75 75 76 75 75 75 74 75 75 75 75 74 74 74 RH 72 82 85 88 85 72 66 64 70 79 85 88 88 72 63 64 72 79 85 85 85 70 Wind dir E E E E E E E E NE NE NE E E E E E E E E E E E Wind spd 11 8 9 10 9 9 11 11 12 10 12 9 8 10 11 12 11 8 8 9 10 12 Wind gust 21 20 18 18 20 21 Clouds B1 FW SC SC SC FW SC SC CL B1 B1 B1 B1 B1 B1 B1 B1 SC SC B1 B1 SC PoP 12hr 30 40 40 40 40 QPF 12hr 0.03-0.10 0.04 0.11 0.10 0.07 Snow 12hr MM MM MM Rain shwrs SC IS IS SC IS IS IS IS SC SC SC SC SC SC SC SC IS IS SC SC SC Tstms IS Obvis H H H H H H H H Heat index 96 90 87 84 85 94 98 99 95 89 86 83 84 93 97 98 94 88 85 82 83 92 Max heat 108 97 101 107 106 95 99 106 105 94 99 Date 08/28 Sat 08/29/26 Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 79 88 78 89 78 88 78 88 Temp 89 82 79 85 88 82 79 85 89 82 79 84 88 81 78 84 88 81 Dewpt 74 75 74 75 75 75 75 76 76 76 75 75 75 75 74 75 75 75 PWind dir E E E E E E E SE SE Wind char GN GN GN GN GN LT LT LT LT Avg clouds B1 B2 B2 B2 B2 B2 B1 B1 SC SC SC SC SC SC SC SC SC SC PoP 12hr 60 60 60 40 30 20 30 30 30 Rain shwrs SC SC NM NM NM NM SC SC SC IS IS IS IS SC SC SC IS IS Tstms IS IS IS IS IS IS $$ PRZ003-260800- Southeast- Including the cities of Arroyo, Guayama, Maunabo, Patillas, Salinas, and Yabucoa 231 PM AST Tue Aug 25 2026 Date 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 79 83 82 91 94 70 78 82 80 90 94 70 78 82 Temp 86 82 81 80 80 86 90 91 87 82 80 79 79 85 89 90 86 82 80 79 79 85 Dewpt 75 76 76 75 74 74 73 73 73 74 75 75 74 74 72 72 73 73 74 74 73 73 RH 70 82 85 85 82 68 58 56 63 77 85 88 85 70 57 56 65 74 82 85 82 67 Wind dir E E E E E E E E E NE NE NE NE E E E E NE NE E E E Wind spd 11 6 8 9 8 9 12 12 12 10 9 8 6 9 11 13 12 8 8 8 9 11 Wind gust 23 24 26 25 21 19 23 29 26 20 21 Clouds FW SC SC FW SC FW FW SC FW SC SC SC SC SC SC SC SC FW FW FW FW SC PoP 12hr 20 30 40 40 20 QPF 12hr 0.03 0.04-0.09 0.01-0.11 0.00-0.10 0.00-0.07 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS IS IS IS IS IS SC SC SC SC SC SC IS IS IS Obvis H H H H H H H H H H Heat index 96 89 87 83 84 94 98 99 94 88 85 82 83 93 97 97 93 87 84 81 82 92 Max heat 110 96 104 111 109 95 103 109 108 94 101 Date 08/28 Sat 08/29/26 Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 78 89 78 90 78 89 77 88 Temp 90 82 79 85 89 82 79 85 90 82 79 85 89 81 78 84 88 81 Dewpt 73 74 74 75 74 75 75 75 74 74 74 74 74 74 74 75 74 74 PWind dir E E E E E NE E E SE Wind char GN GN GN GN GN LT LT LT GN Avg clouds SC B1 B1 B1 B2 B1 SC SC SC FW FW FW FW SC SC SC FW SC PoP 12hr 50 50 60 30 20 5 30 30 20 Rain shwrs IS SC SC SC NM NM SC IS IS IS IS IS IS SC SC SC IS IS Tstms IS IS IS IS IS $$ PRZ004-260800- Eastern Interior- Including the cities of Aguas Buenas, Caguas, Cayey, Cidra, Comerio, Gurabo, Juncos, Las Piedras, and San Lorenzo 231 PM AST Tue Aug 25 2026 Date 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 76 79 79 90 94 70 75 79 78 89 94 70 75 79 Temp 85 80 78 77 77 84 89 90 85 80 78 76 77 84 88 89 84 79 77 76 76 83 Dewpt 75 75 75 75 74 75 73 73 73 74 75 74 73 74 73 73 73 73 74 73 73 74 RH 72 85 91 94 90 74 59 58 67 82 91 94 87 72 61 59 70 82 90 90 90 74 Wind dir E E E E E E E E NE NE NE E E E E E E NE E E E E Wind spd 10 4 4 5 5 6 11 11 11 5 5 3 3 6 10 11 11 4 4 5 5 10 Clouds B1 FW FW SC SC FW FW SC CL SC SC B1 B1 B1 B1 B1 B1 FW FW B1 B1 SC PoP 12hr 20 30 40 40 40 QPF 12hr 0.01-0.07 0.06 0.02-0.11 0.01-0.10 0.01-0.07 Snow 12hr MM MM MM Rain shwrs SC IS IS IS IS IS IS SC SC SC SC SC SC SC SC IS IS SC SC IS Tstms IS Obvis H H H H H H H H H H Heat index 93 84 81 93 97 98 93 84 80 91 96 97 91 83 90 Max heat 109 93 102 107 106 92 102 107 106 91 100 Date 08/28 Sat 08/29/26 Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 75 88 75 89 75 88 75 88 Temp 89 80 76 83 88 79 76 83 89 80 76 83 88 79 76 82 88 79 Dewpt 72 73 73 74 74 74 74 75 74 74 74 75 74 74 73 75 74 74 PWind dir E E E E E E E SE SE Wind char GN LT GN LT GN LT LT LT LT Avg clouds SC B1 B1 B1 B1 B1 SC SC SC SC FW FW FW SC SC SC SC SC PoP 12hr 40 40 60 20 20 5 30 30 40 Rain shwrs IS SC SC SC SC NM IS IS IS IS IS IS IS IS SC SC IS SC Tstms IS IS IS IS IS IS IS $$ PRZ005-260800- North Central- Including the cities of Arecibo, Barceloneta, Dorado, Florida, Manati, Vega Alta, and Vega Baja 231 PM AST Tue Aug 25 2026 Date 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 74 77 82 85 91 94 75 77 82 85 90 94 74 77 82 Temp 87 82 80 78 79 86 90 91 87 82 80 78 79 85 89 90 86 81 79 78 78 86 Dewpt 79 78 77 77 76 78 78 78 78 77 77 76 75 77 78 78 78 77 76 75 76 77 RH 77 88 91 97 91 77 68 66 75 85 91 94 88 77 70 68 77 88 91 91 94 75 Wind dir E E E E SE E NE NE NE E E E E E E NE E E E E E E Wind spd 13 9 6 5 6 6 12 17 16 12 10 8 6 6 12 17 16 11 10 6 6 8 Wind gust 26 28 28 23 31 29 23 Clouds B1 SC FW SC SC FW FW FW FW SC SC SC SC B1 B1 SC SC SC SC SC SC FW PoP 12hr 30 5 40 40 30 QPF 12hr 0.01-0.06 0.03-0.09 0.02-0.11 0.03-0.10 0.00-0.06 Snow 12hr MM MM MM Rain shwrs SC IS IS SC IS IS IS IS SC SC SC SC IS IS IS IS SC SC Tstms IS Obvis H H H H H H H H H H Heat index 101 91 86 81 98105106 99 90 86 81 97104105 98 88 83 96 Max heat 110 97 104 116 114 96 103 111 111 94 103 Date 08/28 Sat 08/29/26 Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 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 77 90 77 91 77 90 76 90 Temp 91 82 78 85 90 81 77 85 91 81 78 85 90 80 77 84 90 80 Dewpt 76 76 75 77 78 77 76 78 79 78 76 78 79 77 75 77 78 77 PWind dir E E E E E E E SE E Wind char GN GN GN LT GN LT LT LT LT Avg clouds FW SC FW FW SC SC FW FW FW SC CL CL FW SC CL FW SC B1 PoP 12hr 20 5 30 0 10 0 30 10 60 Rain shwrs IS IS IS IS IS SC IS IS SC SC IS NM NM Tstms IS IS IS $$ PRZ006-260800- Central Interior- Including the cities of Aibonito, Barranquitas, Ciales, Coamo, Corozal, Jayuya, Morovis, Naranjito, Orocovis, and Villalba 231 PM AST Tue Aug 25 2026 Date 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 65 74 79 75 87 94 64 74 78 75 86 94 64 73 78 Temp 82 78 76 75 75 82 86 87 83 78 76 75 75 82 85 86 82 78 76 74 74 81 Dewpt 74 74 74 73 73 73 72 72 72 73 74 73 73 73 72 72 73 72 73 72 72 72 RH 77 88 94 94 94 74 63 61 70 85 94 94 94 74 65 63 74 82 90 93 93 74 Wind dir E E E E E E E NE NE NE NE NE NE E E E E NE NE E E E Wind spd 8 4 4 3 4 5 9 11 11 6 4 3 3 5 9 11 10 5 4 4 4 8 Wind gust 21 23 26 24 21 29 25 Clouds B1 FW FW SC FW FW CL SC FW SC SC SC SC FW FW SC SC FW FW FW FW FW PoP 12hr 10 30 20 20 5 QPF 12hr 0.00-0.06 0.05-0.26 0.00-0.09 0.00-0.51 0.00-0.06 Snow 12hr MM MM MM Rain shwrs SC IS IS IS SC IS IS IS IS IS IS IS IS IS IS IS IS Tstms IS Obvis H H H H H H H H H H Heat index 89 81 88 93 94 89 81 86 92 93 87 86 Max heat 110 91 102 111 110 91 101 109 108 89 100 Date 08/28 Sat 08/29/26 Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 73 86 73 86 73 85 73 85 Temp 86 78 74 81 86 77 74 81 86 78 74 81 85 77 74 80 85 76 Dewpt 71 72 72 73 73 73 73 74 73 73 73 73 74 73 72 73 73 73 PWind dir E E E E E E E E SE Wind char GN LT GN LT GN LT LT LT LT Avg clouds SC SC FW FW SC SC FW FW FW FW CL CL FW SC SC SC SC SC PoP 12hr 10 5 40 0 20 0 10 10 60 Rain shwrs IS IS IS IS IS SC IS IS IS IS IS IS IS IS IS SC Tstms IS IS IS $$ PRZ007-260800- Ponce and Vicinity- Including the cities of Guayanilla, Juana Diaz, Yauco, Penuelas, Ponce, and Santa Isabel 231 PM AST Tue Aug 25 2026 Date 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 64 77 82 76 91 94 64 77 82 75 90 94 63 76 82 Temp 86 81 80 78 79 85 90 91 86 81 79 78 78 85 89 90 86 81 79 77 78 85 Dewpt 75 75 74 73 72 72 72 73 73 73 72 72 72 72 72 72 73 72 71 71 71 71 RH 70 82 82 85 79 65 56 56 65 77 79 82 82 65 57 56 65 74 77 82 79 63 Wind dir SE E E E E E SE SE E NE NE NE NE E E SE E NE NE NE NE E Wind spd 9 5 5 5 6 6 10 12 10 8 4 4 4 4 10 13 11 8 5 5 5 8 Wind gust 21 24 29 28 21 24 32 28 20 Clouds FW SC FW CL FW FW CL B1 B1 FW FW FW FW FW FW SC SC FW FW CL CL FW PoP 12hr 10 40 5 20 0 QPF 12hr 0.01 0.08-0.35 0 0.00-0.54 0.00-0.06 Snow 12hr MM MM MM Rain shwrs IS IS IS IS SC SC IS IS IS IS IS IS IS Tstms IS IS Obvis H H H H H H H H H Heat index 94 87 84 80 81 91 96 99 94 86 83 80 90 96 97 92 85 82 89 Max heat 109 95 98 108 107 93 97 109 108 91 96 Date 08/28 Sat 08/29/26 Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 77 89 76 90 76 89 76 88 Temp 90 81 78 85 89 81 77 85 90 81 77 84 89 80 77 83 88 80 Dewpt 72 73 72 73 74 74 73 73 74 73 71 71 73 73 72 72 73 73 PWind dir E E E E E E E E SE Wind char GN LT GN LT GN LT LT LT LT Avg clouds FW SC FW FW SC SC CL CL FW FW CL CL FW SC FW FW FW SC PoP 12hr 30 5 40 0 10 0 20 5 30 Rain shwrs IS IS IS IS IS SC IS IS IS IS IS IS SC SC Tstms IS IS $$ PRZ008-260800- Northwest- Including the cities of Aguadilla, Camuy, Hatillo, Isabela, and Quebradillas 231 PM AST Tue Aug 25 2026 Date 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 72 76 82 85 89 94 72 76 82 85 88 94 71 75 82 Temp 85 80 78 77 77 84 88 89 85 80 78 77 77 84 88 88 84 80 78 76 76 84 Dewpt 78 78 77 75 74 76 77 77 77 76 76 75 74 76 77 77 76 76 75 74 74 75 RH 80 94 97 94 90 77 70 68 77 88 94 94 90 77 70 70 77 88 91 94 94 74 Wind dir E E E E E E NE NE NE E E E E E E NE NE E E E E E Wind spd 9 8 6 6 6 5 9 13 13 14 12 10 8 9 12 13 13 13 12 9 6 8 Wind gust 20 25 25 26 23 19 27 27 25 24 Clouds OV SC FW FW FW SC FW FW FW FW FW SC SC SC SC B1 B1 FW FW SC SC CL PoP 12hr 20 10 30 40 10 QPF 12hr 0.01-0.08 0.04-0.10 0.02-0.08 0.05-0.52 0.01 Snow 12hr MM MM MM Rain shwrs NM IS IS IS IS IS IS IS IS SC SC SC SC IS IS Tstms IS IS IS Obvis H H H H H H H H H H Heat index 96 85 80 93100102 95 85 81 92 99101 94 83 91 Max heat 110 95 98 112 111 93 99 111 110 92 97 Date 08/28 Sat 08/29/26 Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 75 89 75 88 75 88 75 88 Temp 89 80 76 84 89 80 76 83 88 80 76 83 88 79 76 82 88 79 Dewpt 76 76 74 75 78 76 74 76 78 77 75 76 77 76 74 75 77 76 PWind dir E E E E E E E SE NE Wind char GN GN GN GN GN GN LT LT LT Avg clouds FW B1 FW FW SC B1 CL CL FW SC CL CL SC B1 CL FW SC B1 PoP 12hr 60 0 60 0 50 0 60 10 60 Rain shwrs NM NM NM NM SC SC NM NM IS NM NM Tstms IS IS IS IS IS IS IS IS IS IS $$ PRZ009-260800- Western Interior- Including the cities of Adjuntas, Lares, Las Marias, Maricao, Sabana Grande, San Sebastian, and Utuado 231 PM AST Tue Aug 25 2026 Date 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 67 73 78 76 87 94 67 73 77 75 86 94 66 73 77 Temp 82 78 76 74 75 82 86 87 83 78 76 74 75 81 85 86 82 77 75 74 74 81 Dewpt 76 75 74 73 72 73 74 75 74 74 74 73 72 73 74 75 75 73 73 71 71 72 RH 82 91 94 97 90 74 68 68 74 88 94 97 90 77 70 70 79 87 94 90 90 74 Wind dir E E E E E E E NE NE NE NE NE E E E E E E E E E E Wind spd 3 3 4 4 4 4 4 6 6 6 5 4 3 4 5 6 5 5 5 4 3 4 Wind gust 20 21 23 17 16 20 Clouds B2 SC CL FW CL FW CL SC B1 FW FW FW FW FW FW B2 B2 FW FW CL CL CL PoP 12hr 20 40 5 50 5 QPF 12hr 0.01 0.06-0.35 0.00-0.06 0.03-0.64 0.00-0.06 Snow 12hr MM MM MM Rain shwrs NM IS IS SC SC IS IS IS IS SC SC IS IS Tstms IS IS IS IS Obvis H H H H H H H H H H Heat index 90 88 95 97 90 80 86 93 96 88 86 Max heat 110 90 99 112 111 89 99 111 111 88 97 Date 08/28 Sat 08/29/26 Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 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 73 86 72 86 73 86 72 85 Temp 87 77 74 81 86 77 73 81 86 77 74 81 86 76 73 80 85 76 Dewpt 73 73 72 73 76 74 72 74 76 74 73 74 76 74 72 73 75 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 CL CL SC B1 CL CL FW SC CL CL FW SC CL FW SC SC PoP 12hr 60 0 70 0 50 0 40 5 50 Rain shwrs NM NM NM NM SC SC SC SC IS IS NM Tstms IS IS IS IS IS IS IS IS IS IS $$ PRZ010-260800- Mayaguez and Vicinity- Including the cities of Aguada, Anasco, Hormigueros, Mayaguez, Moca, Rincon, and San German 231 PM AST Tue Aug 25 2026 Date 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 69 76 82 79 92 94 69 76 82 78 91 94 68 75 82 Temp 87 81 79 77 78 86 91 92 87 81 79 77 78 86 90 91 86 81 78 76 77 85 Dewpt 79 78 77 75 74 76 78 79 78 77 76 75 74 76 78 78 78 76 76 74 74 75 RH 77 91 94 94 88 72 66 66 75 88 91 94 88 72 68 66 77 85 94 94 90 72 Wind dir E E E E E E E E NE E E NE E E E E E E E E E E Wind spd 5 4 5 6 6 5 5 5 6 11 9 8 6 6 6 5 6 10 9 6 5 5 Wind gust 18 19 24 19 19 18 20 25 24 23 19 19 17 17 17 24 20 20 17 Clouds B2 SC FW FW FW SC CL SC B1 FW FW FW FW FW FW B2 B2 SC SC FW FW CL PoP 12hr 30 40 5 60 20 QPF 12hr 0.02-0.09 0.05-0.36 0.02 0.08-0.64 0.00-0.06 Snow 12hr MM MM MM Rain shwrs NM IS IS SC SC IS IS IS IS NM NM SC SC Tstms IS IS IS IS Obvis H H H H H H H H H H Heat index 100 89 83 96105108100 89 83 95104106 98 87 80 94 Max heat 110 94 106 119 115 93 106 111 111 92 104 Date 08/28 Sat 08/29/26 Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 91 76 91 75 91 76 91 75 90 Temp 91 81 77 85 91 81 76 85 91 81 77 85 91 80 76 84 90 80 Dewpt 77 76 74 76 79 77 75 76 79 77 75 76 79 77 75 76 78 76 PWind dir E E E E E E E E SE Wind char LT GN GN LT LT LT LT LT LT Avg clouds SC B1 CL FW SC B1 FW FW SC SC CL CL FW SC CL FW SC SC PoP 12hr 60 0 70 0 60 0 60 5 30 Rain shwrs NM NM NM NM NM NM NM NM IS IS SC Tstms IS IS IS IS IS IS IS IS IS $$ PRZ011-260800- Southwest- Including the cities of Cabo Rojo, Guanica, and Lajas 231 PM AST Tue Aug 25 2026 Date 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 74 77 82 85 93 94 74 76 82 85 93 94 73 76 82 Temp 88 82 80 78 79 87 92 93 88 82 80 77 78 87 92 93 88 82 79 77 78 86 Dewpt 77 77 77 75 74 74 74 75 76 76 74 73 73 73 74 74 73 75 74 72 72 72 RH 70 85 91 91 85 65 56 56 68 82 82 87 85 63 56 54 61 79 85 85 82 63 Wind dir SE E E E E E SE SE E NE NE NE NE E E SE E E E E NE E Wind spd 11 9 9 9 10 10 11 11 6 5 5 3 2 3 9 12 9 10 9 8 5 8 Wind gust 25 20 20 20 23 24 26 27 25 20 20 21 19 Clouds SC SC FW CL CL SC CL B1 B2 FW FW CL CL CL CL SC SC SC SC CL CL CL PoP 12hr 20 60 5 30 30 QPF 12hr 0.02 0.13-0.37 0.02 0.00-0.64 0.01-0.06 Snow 12hr MM MM MM Rain shwrs IS IS IS IS SC NM IS IS IS IS SC SC Tstms IS IS IS Obvis H H H H H H H H Heat index 100 91 85 80 95102104 99 89 83 94102103 96 87 82 93 Max heat 110 94 99 114 113 93 98 111 111 92 96 Date 08/28 Sat 08/29/26 Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 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 93 76 93 76 93 76 93 76 92 Temp 93 82 77 87 93 82 77 87 93 82 77 86 93 81 77 85 92 81 Dewpt 75 76 74 74 76 76 75 74 76 76 73 71 75 75 74 74 75 74 PWind dir E E E E E E SE E SE Wind char GN GN GN GN GN LT LT LT GN Avg clouds FW SC FW FW SC SC CL CL FW FW CL CL FW SC CL CL FW FW PoP 12hr 30 5 30 0 10 0 30 0 10 Rain shwrs SC SC IS IS SC IS IS SC SC IS IS Tstms IS IS $$ PRZ012-260800- Culebra- Including the city of Culebra 231 PM AST Tue Aug 25 2026 Date 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 82 85 89 94 82 85 88 94 82 Temp 87 84 83 82 83 86 88 89 87 84 83 82 82 86 88 88 86 84 83 82 82 86 Dewpt 79 79 78 78 77 77 77 78 78 78 78 77 76 77 77 77 77 77 77 76 76 77 RH 77 85 85 88 82 75 70 70 75 82 85 85 82 75 70 70 75 80 82 82 82 75 Wind dir E E E E E E E E NE NE E E E E E E E E E E E E Wind spd 14 14 17 16 14 12 13 13 16 17 18 17 16 16 14 13 13 13 17 18 19 18 Clouds SC SC SC SC FW SC SC FW SC B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC PoP 12hr 20 40 40 30 20 QPF 12hr 0.03 0.05 0.10 0.04-0.10 0.03 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS IS IS SC SC SC SC SC SC IS IS IS IS IS IS IS Obvis H H H H H H H H Heat index 101 96 94 91 91 98101102 99 95 92 90 90 96100100 98 93 92 90 90 97 Max heat 109 99 102 108 107 97 101 107 106 96 101 Date 08/28 Sat 08/29/26 Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 82 89 82 89 81 88 81 88 Temp 89 84 82 86 89 84 82 86 89 84 82 86 88 83 81 85 88 84 Dewpt 77 77 77 77 77 77 78 78 78 78 77 78 77 77 76 77 77 77 PWind dir E E E E E E E E SE Wind char BZ BZ BZ BZ GN GN GN GN GN Avg clouds SC B1 B2 B2 B2 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC PoP 12hr 50 60 60 40 30 30 30 30 30 Rain shwrs SC SC SC NM NM SC SC SC SC IS IS IS IS SC SC SC SC IS Tstms IS IS IS IS IS IS $$ PRZ013-260800- Vieques- Including the city of Vieques 231 PM AST Tue Aug 25 2026 Date 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 82 85 89 93 81 85 89 93 81 Temp 87 84 83 82 83 87 89 89 87 84 83 82 82 86 89 89 87 84 83 82 82 86 Dewpt 77 77 77 76 75 76 75 75 76 76 76 76 75 76 75 75 75 75 75 75 75 75 RH 72 80 82 82 77 70 64 64 70 77 80 82 79 72 64 64 68 74 77 79 79 70 Wind dir E E E E E E E E NE NE NE E E E E E E NE E E E E Wind spd 14 14 16 16 14 12 13 13 17 17 18 16 16 16 14 13 14 13 16 19 19 17 Clouds FW CL FW CL FW SC SC FW FW B1 B1 B1 B1 SC SC SC SC SC SC FW FW SC PoP 12hr 20 40 40 20 30 QPF 12hr 0.02 0.03 0.07 0.01-0.10 0.03 Snow 12hr MM MM MM Rain shwrs IS IS IS IS SC SC SC SC IS IS IS IS IS IS IS IS SC Obvis H H H H H H H H Heat index 98 94 92 90 90 97 99100 97 93 91 89 89 96 98 99 96 92 90 88 89 95 Max heat 105 96 100 105 104 95 100 104 103 94 99 Date 08/28 Sat 08/29/26 Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 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 81 89 81 89 81 89 81 89 Temp 89 84 82 86 89 84 82 86 89 84 82 86 89 83 81 86 89 83 Dewpt 74 75 75 76 75 76 76 76 76 76 76 76 75 75 75 76 75 75 PWind dir E E E E E E E E SE Wind char BZ BZ BZ BZ GN GN LT GN LT Avg clouds B1 B1 B2 B2 B2 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC PoP 12hr 60 60 60 40 30 20 30 30 30 Rain shwrs SC NM NM NM NM SC SC SC SC SC IS IS IS SC SC SC IS IS Tstms IS IS IS IS IS IS $$ VIZ001-260800- St.Thomas...St. John...and Adjacent Islands- Including the cities of Anna`s Retreat, Charlotte Amalie, Charlotte Amalie East, Charlotte Amalie West, and Cruz Bay 231 PM AST Tue Aug 25 2026 Date 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 75 81 84 85 88 94 75 81 83 85 87 94 75 81 83 Temp 86 83 83 81 82 85 87 88 86 83 82 81 82 85 87 87 85 83 82 81 82 85 Dewpt 77 77 77 76 76 76 76 76 76 76 76 76 75 76 75 75 75 76 76 75 75 75 RH 75 82 82 85 82 75 70 68 72 80 82 85 79 75 68 68 72 80 82 82 79 72 Wind dir E E E E E E E NE NE NE E E E E E E E E E E E E Wind spd 13 16 17 17 16 13 13 14 16 17 18 18 16 16 14 13 13 14 17 19 19 19 Clouds SC CL SC FW FW SC SC FW SC B1 B1 SC SC SC SC SC SC SC SC FW FW SC PoP 12hr 20 40 40 20 10 QPF 12hr 0.03 0.06 0.08 0.03 0.02 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS IS IS SC SC SC SC IS IS IS IS IS IS IS IS IS Obvis H H H H H H H H Heat index 96 93 91 88 88 94 97 98 95 91 90 87 88 94 96 96 94 91 89 87 88 94 Max heat 108 98 102 108 107 96 101 107 106 95 100 Date 08/28 Sat 08/29/26 Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 88 81 88 81 88 81 87 80 87 Temp 88 83 81 85 88 83 81 85 88 83 81 85 87 82 80 84 87 83 Dewpt 75 76 76 76 75 76 76 77 75 76 76 76 75 75 75 76 74 75 PWind dir E E E E E E E E SE Wind char BZ BZ BZ BZ GN GN GN GN GN Avg clouds SC B1 B2 B2 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 50 60 60 20 20 20 30 30 30 Rain shwrs SC SC SC SC SC SC IS IS IS IS IS IS IS SC SC SC SC IS Tstms IS IS IS IS $$ VIZ002-260800- St Croix- Including the cities of Christiansted, Frederiksted, Frederiksted Southeast, and Grove Place 231 PM AST Tue Aug 25 2026 Date 08/25/26 Wed 08/26/26 Thu 08/27/26 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 78 81 84 85 89 94 81 85 89 94 81 Temp 87 84 83 82 82 86 88 89 86 84 83 81 82 86 88 89 86 84 83 81 82 86 Dewpt 78 78 77 77 76 77 77 77 77 77 77 76 76 76 76 75 76 76 76 76 75 76 RH 75 82 82 85 82 75 70 68 75 80 82 85 82 72 68 64 72 77 80 85 79 72 Wind dir E E E E E E E NE NE NE E E E E E E E E E E E E Wind spd 13 13 16 16 13 14 14 14 14 16 17 16 14 14 14 13 14 13 14 17 16 17 Wind gust 25 Clouds SC FW SC FW FW SC FW FW SC SC SC SC SC SC SC SC SC CL CL SC SC SC PoP 12hr 20 30 30 20 20 QPF 12hr 0.02 0.04 0.07 0.03 0.03 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS IS IS IS SC SC SC SC IS IS IS IS IS IS IS Obvis H H H H H H H H Heat index 99 95 92 89 90 96100101 98 93 91 88 88 95 99 99 96 92 90 88 88 95 Max heat 110 98 102 109 108 96 101 108 107 95 101 Date 08/28 Sat 08/29/26 Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 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 81 89 81 89 81 88 80 89 Temp 89 84 81 86 89 84 81 86 89 83 81 86 88 83 81 85 89 83 Dewpt 76 77 76 77 77 77 77 77 77 77 77 77 76 76 76 76 76 76 PWind dir E E E E E E E E SE Wind char BZ BZ BZ BZ GN GN GN LT GN Avg clouds SC B2 B2 B2 B2 B1 SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 60 60 60 10 10 20 30 30 10 Rain shwrs SC NM NM NM NM SC IS IS IS IS IS IS IS SC SC SC IS IS Tstms IS IS IS IS IS IS $$