Area Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
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735 FOCA52 TJSJ 231831 AFMSJU Area Forecast Matrices National Weather Service San Juan PR 231 PM AST Sun Aug 23 2026 PRZ001-240800- San Juan and Vicinity- Including the cities of Bayamon, Carolina, Catano, Guaynabo, San Juan, Toa Alta, Toa Baja, and Trujillo Alto 231 PM AST Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 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 79 83 85 91 94 73 79 83 85 91 94 74 79 83 Temp 87 83 81 80 80 87 90 91 87 83 81 80 80 86 90 91 87 83 81 80 80 87 Dewpt 77 77 77 77 76 77 77 77 77 77 77 77 76 77 77 78 77 77 77 77 77 77 RH 72 82 88 91 88 72 66 64 72 82 88 91 88 75 66 66 72 82 88 91 91 72 Wind dir E E E SE SE E E E E E E E SE E E E E E E E E E Wind spd 14 8 8 6 6 9 13 16 13 9 8 6 5 8 12 14 13 8 8 9 8 9 Wind gust 25 27 24 Clouds SC FW FW SC SC SC SC SC FW CL CL FW FW SC SC SC SC SC SC FW FW SC PoP 12hr 40 20 30 50 30 QPF 12hr 0.05 0.05 0.03 0.39-0.61 0.06 Snow 12hr MM MM MM Rain shwrs IS IS IS SC SC IS IS IS IS IS IS SC SC SC SC SC SC IS IS SC Heat index 100 92 88 84 85 98104105 99 92 88 83 84 98104106100 92 89 84 85 98 Max heat 110 96 105 110 110 96 104 116 114 97 104 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 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 90 78 91 78 90 79 90 Temp 91 83 80 86 90 82 79 86 91 82 79 86 90 82 79 86 90 82 Dewpt 77 77 76 77 77 76 76 76 77 77 76 77 77 77 76 77 69 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 B1 SC SC SC SC SC SC SC SC SC B1 SC SC SC SC SC PoP 12hr 40 40 20 20 40 50 50 20 20 Rain shwrs SC SC SC SC IS IS IS IS IS SC IS SC SC SC IS IS IS IS Tstms IS $$ PRZ002-240800- Northeast- Including the cities of Ceiba, Canovanas, Fajardo, Humacao, Loiza, Luquillo, Naguabo, and Rio Grande 231 PM AST Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 67 78 82 75 89 94 67 78 82 75 89 94 68 79 83 Temp 86 82 80 79 79 85 88 89 86 82 80 79 79 85 88 89 86 82 81 79 80 85 Dewpt 76 76 76 75 75 76 75 75 75 76 76 75 75 75 76 76 76 76 76 75 75 75 RH 72 82 88 88 88 75 66 64 70 82 88 88 88 72 68 66 72 82 85 88 85 72 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 12 10 10 9 9 12 13 13 11 9 9 9 8 10 13 12 11 9 11 10 11 9 Wind gust 20 19 19 24 19 19 23 19 23 20 Clouds SC FW SC SC SC SC SC SC SC CL FW SC SC SC SC SC SC B1 B1 SC SC B1 PoP 12hr 40 30 40 50 50 QPF 12hr 0.07 0.03-0.08 0.06 0.31-0.48 0.08 Snow 12hr MM MM MM Rain shwrs SC IS IS SC SC SC SC IS IS IS SC SC SC SC SC SC SC SC IS IS SC Tstms IS IS Heat index 95 89 86 83 84 94 98 99 94 88 86 82 83 93 98 99 95 89 87 84 85 94 Max heat 106 95 100 107 106 95 100 107 106 96 100 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 78 88 78 88 78 88 78 88 Temp 89 82 79 85 88 81 79 84 88 82 79 84 88 82 79 85 88 82 Dewpt 75 75 75 75 75 75 74 75 75 75 75 75 75 75 75 75 71 72 PWind dir E E E E E E E E E Wind char GN GN GN GN GN GN GN GN GN Avg clouds SC SC B1 B1 SC SC SC SC SC B1 B1 B1 B2 B1 B1 B1 B1 SC PoP 12hr 40 40 30 30 50 50 50 40 40 Rain shwrs SC SC SC SC SC SC SC IS SC SC SC SC SC SC SC SC SC IS Tstms IS IS IS IS $$ PRZ003-240800- Southeast- Including the cities of Arroyo, Guayama, Maunabo, Patillas, Salinas, and Yabucoa 231 PM AST Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 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 70 78 82 79 89 94 70 78 83 79 89 94 70 78 83 Temp 86 82 80 79 79 85 88 89 86 82 80 79 79 85 88 89 86 82 80 79 79 86 Dewpt 75 75 75 75 74 75 74 74 74 75 75 75 74 75 74 74 75 75 76 75 75 74 RH 70 79 85 88 85 72 63 61 68 79 85 88 85 72 63 61 70 79 88 88 88 68 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 12 9 8 8 9 10 13 13 11 9 9 8 6 9 12 12 11 8 10 11 9 9 Wind gust 26 21 26 25 24 26 25 25 23 19 Clouds SC FW FW SC SC SC FW CL FW CL FW FW FW SC SC SC SC SC SC FW FW SC PoP 12hr 20 20 30 40 40 QPF 12hr 0.03 0.01 0.01-0.07 0.04-0.34 0.03-0.08 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS IS IS IS IS SC SC SC SC SC SC IS IS SC Heat index 95 88 85 82 82 93 98 99 94 87 84 81 82 93 98 99 94 88 86 83 83 93 Max heat 110 94 103 110 110 94 103 111 110 95 104 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 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 77 89 78 89 78 89 Temp 90 82 79 85 89 81 78 85 89 81 79 84 89 81 79 85 89 82 Dewpt 73 74 74 74 72 74 73 73 74 75 75 75 74 75 74 75 69 72 PWind dir E NE E E E E E E E Wind char GN GN GN GN GN GN GN GN GN Avg clouds SC SC SC SC SC SC FW FW FW SC B1 B1 B1 B1 SC SC SC SC PoP 12hr 30 20 30 5 40 50 50 30 30 Rain shwrs SC IS IS IS SC SC IS IS IS SC SC SC SC SC SC SC IS IS Tstms IS IS $$ PRZ004-240800- Eastern Interior- Including the cities of Aguas Buenas, Caguas, Cayey, Cidra, Comerio, Gurabo, Juncos, Las Piedras, and San Lorenzo 231 PM AST Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 75 79 78 89 94 70 75 79 77 88 94 70 75 79 Temp 84 80 78 76 76 84 88 89 85 80 78 76 76 83 87 88 84 80 78 76 77 84 Dewpt 75 74 75 74 74 75 74 74 74 74 75 74 74 75 75 74 75 74 75 74 75 75 RH 74 82 91 94 94 74 63 61 70 82 91 94 94 77 68 63 74 82 91 94 94 74 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 11 5 4 4 5 9 11 12 10 5 5 4 4 8 12 12 10 5 6 8 6 6 Clouds SC FW FW SC SC SC FW FW FW CL CL FW FW SC SC SC SC SC SC FW FW SC PoP 12hr 40 20 30 40 40 QPF 12hr 0.01-0.06 0.00-0.06 0.02 0.07-0.57 0.06 Snow 12hr MM MM MM Rain shwrs IS IS IS SC SC IS IS IS IS IS IS SC SC SC SC SC SC IS IS SC Heat index 92 83 92 97 98 92 83 91 97 98 92 84 80 92 Max heat 107 92 102 108 107 92 102 109 108 92 103 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 75 88 74 88 75 87 75 88 Temp 89 80 76 83 88 79 75 83 88 79 76 83 87 79 76 83 88 79 Dewpt 73 74 74 74 73 73 73 74 74 74 74 75 74 74 74 75 66 71 PWind dir E NE E E E E E E E Wind char GN LT GN LT GN LT GN LT GN Avg clouds SC SC B1 SC SC SC FW FW SC SC SC B1 B1 B1 SC SC SC FW PoP 12hr 40 40 20 5 30 50 50 30 30 Rain shwrs SC IS SC SC IS IS IS IS IS SC SC SC SC SC IS IS IS IS Tstms IS IS $$ PRZ005-240800- North Central- Including the cities of Arecibo, Barceloneta, Dorado, Florida, Manati, Vega Alta, and Vega Baja 231 PM AST Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 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 91 94 74 77 82 85 91 94 74 77 82 Temp 87 82 80 78 78 86 90 91 87 82 80 78 78 86 90 91 87 82 80 78 78 86 Dewpt 79 78 77 76 75 78 78 78 79 78 77 76 75 78 78 79 79 78 77 76 77 78 RH 77 88 91 94 91 77 68 66 77 88 91 94 91 77 68 68 77 88 91 94 97 77 Wind dir E E E E E E E E E E E SE E E E E E E E E E E Wind spd 17 11 8 8 8 8 13 18 16 11 8 6 5 6 11 14 11 9 6 6 6 8 Wind gust 32 21 33 29 21 27 24 Clouds SC FW FW FW SC FW FW FW SC CL CL FW FW SC SC B1 B1 FW FW FW FW FW PoP 12hr 20 10 20 40 10 QPF 12hr 0.02 0.03-0.24 0.01 0.49-0.80 0.02 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS SC SC IS IS IS IS IS Tstms IS Heat index 100 90 85 80 98105106100 90 84 80 97105107101 90 85 80 98 Max heat 110 96 105 110 110 95 104 117 116 96 104 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 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 76 90 77 90 77 90 Temp 91 82 78 85 90 81 77 85 90 81 78 85 90 81 78 85 90 81 Dewpt 78 77 76 77 77 76 75 77 78 77 76 77 78 77 76 77 71 72 PWind dir E E E E E E E E E Wind char BZ GN GN LT GN GN GN LT GN Avg clouds FW FW FW FW FW SC FW FW FW SC FW SC SC SC FW FW FW FW PoP 12hr 5 5 20 0 20 20 20 0 10 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS $$ PRZ006-240800- Central Interior- Including the cities of Aibonito, Barranquitas, Ciales, Coamo, Corozal, Jayuya, Morovis, Naranjito, Orocovis, and Villalba 231 PM AST Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 64 74 78 75 86 94 64 73 78 75 86 94 64 74 78 Temp 82 78 76 75 75 81 85 86 82 78 76 74 75 81 85 86 82 78 76 75 75 82 Dewpt 74 73 74 73 73 74 73 73 73 73 74 73 72 73 73 74 74 73 74 73 73 73 RH 77 85 94 94 94 79 67 65 74 85 94 97 90 77 67 68 77 85 94 94 94 74 Wind dir E E E E E E E E E E E E E E E SE E E E E E E Wind spd 11 5 4 4 4 6 10 11 10 5 4 3 3 5 10 11 10 5 4 6 5 6 Wind gust 25 25 24 23 24 24 23 Clouds SC FW FW FW FW FW FW FW SC CL CL FW FW FW FW B1 B1 FW FW FW FW FW PoP 12hr 10 10 20 50 20 QPF 12hr 0.01 0.01-0.19 0.01 0.12-0.80 0.02 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS IS IS IS IS SC SC IS IS IS IS IS Tstms IS IS Heat index 88 80 87 92 93 88 80 86 92 94 88 80 87 Max heat 109 90 101 109 109 90 101 111 110 90 102 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 74 86 72 86 73 85 73 85 Temp 87 78 75 81 86 77 73 81 86 77 74 81 85 77 74 81 85 77 Dewpt 72 72 73 73 72 72 72 72 73 73 73 73 73 73 73 73 64 69 PWind dir E NE E E E E E E E Wind char GN LT GN LT GN LT GN LT GN Avg clouds FW SC FW FW FW SC FW FW FW SC FW FW SC SC FW FW FW SC PoP 12hr 30 5 20 0 10 10 30 5 20 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS SC IS IS IS IS $$ PRZ007-240800- Ponce and Vicinity- Including the cities of Guayanilla, Juana Diaz, Yauco, Penuelas, Ponce, and Santa Isabel 231 PM AST Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 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 77 82 75 90 94 64 76 82 75 89 94 64 77 82 Temp 86 81 79 78 78 85 89 90 86 81 79 77 78 85 89 89 86 81 79 78 78 85 Dewpt 75 74 73 73 72 72 73 73 74 74 73 72 72 72 73 74 75 74 73 73 72 72 RH 70 79 82 85 82 65 59 58 68 79 82 85 82 65 59 61 70 79 82 85 82 65 Wind dir SE E E E E E SE SE SE E E E NE E SE SE SE E E E E E Wind spd 11 8 6 6 6 9 12 12 11 8 5 4 4 5 12 11 10 6 6 8 6 8 Wind gust 27 19 21 27 26 25 20 26 26 23 20 Clouds SC FW CL FW FW FW CL FW SC CL CL CL CL FW FW B1 B1 FW FW FW FW FW PoP 12hr 10 20 5 40 10 QPF 12hr 0.01 0.01-0.29 0 0.04-0.73 0.02 Snow 12hr MM MM MM Rain shwrs SC IS IS IS IS IS IS SC SC IS IS IS IS Tstms IS IS IS Heat index 94 86 83 80 90 97 98 93 86 82 90 96 98 93 86 83 81 91 Max heat 108 93 97 108 107 93 97 109 108 94 98 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 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 90 76 89 76 89 76 89 Temp 90 81 78 85 90 80 77 84 89 81 77 84 89 80 77 84 89 80 Dewpt 72 72 71 72 71 72 71 70 73 73 73 72 73 74 72 72 69 71 PWind dir E NE E E E E E E E Wind char GN LT GN LT GN LT GN LT GN Avg clouds FW SC FW FW FW SC FW FW FW SC FW FW SC SC FW FW FW FW PoP 12hr 20 0 30 5 30 5 30 5 10 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS SC IS IS IS IS Tstms IS $$ PRZ008-240800- Northwest- Including the cities of Aguadilla, Camuy, Hatillo, Isabela, and Quebradillas 231 PM AST Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 75 82 85 89 94 71 75 82 85 89 94 71 75 82 Temp 85 80 78 76 77 84 88 89 85 80 78 76 77 84 88 89 84 80 78 76 77 84 Dewpt 77 77 76 75 74 76 77 78 77 77 76 75 74 76 77 78 78 77 76 75 75 76 RH 77 91 94 97 90 77 70 70 77 91 94 97 90 77 70 70 82 91 94 97 94 77 Wind dir NE E E E E E E NE E E E E E E E E E E E E E E Wind spd 13 12 10 9 9 8 9 13 12 10 9 9 8 8 8 9 6 5 6 8 8 6 Wind gust 28 24 19 29 26 18 23 Clouds B2 SC FW FW FW CL CL SC B2 FW CL CL CL FW FW B1 B1 SC SC FW FW CL PoP 12hr 10 60 10 60 20 QPF 12hr 0.01 0.11-0.37 0.01 0.64-0.81 0.03 Snow 12hr MM MM MM Rain shwrs NM IS IS IS IS SC NM IS IS IS SC SC IS IS IS IS Tstms IS IS IS IS IS Heat index 95 85 80 92100103 96 85 80 92100102 95 84 93 Max heat 110 94 99 110 110 94 99 114 112 94 99 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 76 88 75 88 75 88 75 88 Temp 89 80 77 83 88 79 76 83 88 80 76 83 88 80 76 83 88 80 Dewpt 77 76 75 75 76 76 74 75 77 76 75 76 77 76 75 76 74 73 PWind dir E E E E E E E E E Wind char GN GN GN GN GN GN GN GN GN Avg clouds FW SC FW FW FW SC FW FW FW SC FW FW SC SC CL CL FW SC PoP 12hr 20 0 30 0 40 5 50 0 30 Rain shwrs IS IS SC SC SC SC IS IS SC IS IS Tstms IS IS $$ PRZ009-240800- Western Interior- Including the cities of Adjuntas, Lares, Las Marias, Maricao, Sabana Grande, San Sebastian, and Utuado 231 PM AST Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 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 67 73 77 75 87 94 66 73 77 75 86 94 67 73 78 Temp 82 78 76 74 75 82 86 87 82 78 76 74 74 81 85 86 82 78 76 74 75 82 Dewpt 75 74 74 73 72 74 74 75 75 74 74 73 72 73 75 76 76 74 74 72 72 73 RH 79 88 94 97 90 77 68 68 79 88 94 97 93 77 72 72 82 88 94 93 90 74 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 4 5 4 5 5 6 5 5 4 4 4 4 4 5 5 4 4 4 4 4 4 Wind gust 20 26 25 20 25 26 21 Clouds B2 FW FW FW FW CL CL SC B2 FW CL CL CL FW FW B2 B2 SC SC FW FW CL PoP 12hr 10 60 5 70 20 QPF 12hr 0.01 0.11-0.37 0 0.23-0.81 0.02 Snow 12hr MM MM MM Rain shwrs NM IS IS SC NM IS IS NM NM IS IS IS IS Tstms IS IS IS IS IS Heat index 89 87 94 96 89 86 94 96 89 87 Max heat 110 89 99 110 110 88 98 115 113 89 98 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 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 73 86 Temp 87 78 74 81 86 77 73 81 86 77 74 81 86 77 74 81 86 77 Dewpt 75 74 72 73 74 73 71 72 74 74 72 73 75 74 72 73 70 70 PWind dir E NE E E E E E E E Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW SC FW FW SC B1 FW FW SC SC CL FW SC B1 CL CL FW SC PoP 12hr 40 5 60 5 60 0 60 0 50 Rain shwrs SC SC IS IS NM NM IS SC SC NM NM SC SC Tstms IS IS IS IS IS IS IS $$ PRZ010-240800- Mayaguez and Vicinity- Including the cities of Aguada, Anasco, Hormigueros, Mayaguez, Moca, Rincon, and San German 231 PM AST Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 69 76 82 78 91 94 69 76 82 78 91 94 69 76 82 Temp 86 81 79 77 78 86 90 91 87 81 79 77 78 85 90 91 86 81 79 77 78 86 Dewpt 78 77 77 75 74 76 78 79 78 77 77 75 74 76 78 79 78 77 76 75 75 76 RH 77 88 94 94 88 72 68 68 75 88 94 94 88 75 68 68 77 88 91 94 91 72 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 8 6 8 8 8 6 6 8 6 5 8 8 6 5 4 6 6 4 6 6 6 6 Wind gust 17 24 20 24 20 19 18 21 18 18 18 20 18 17 21 23 24 Clouds B2 SC FW FW FW FW CL SC B2 FW FW FW FW FW FW B2 B2 SC SC FW FW CL PoP 12hr 20 70 10 70 30 QPF 12hr 0.02 0.02-0.38 0.01 0.02-0.81 0.04 Snow 12hr MM MM MM Rain shwrs NM IS IS SC NM IS NM NM SC SC IS IS Tstms IS IS IS IS IS Heat index 99 88 82 96104106100 88 82 96105108100 88 82 96 Max heat 110 93 106 110 110 93 106 119 116 93 105 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 92 76 91 75 91 76 91 76 91 Temp 92 81 77 85 91 80 76 85 91 81 77 85 91 81 77 85 91 81 Dewpt 79 77 74 76 78 76 74 75 78 77 75 76 79 77 75 76 74 73 PWind dir E NE E E E E E E E Wind char GN GN LT GN LT LT LT LT LT Avg clouds FW B1 SC FW SC B1 SC FW SC SC CL FW SC B1 FW FW SC SC PoP 12hr 50 10 50 5 60 0 60 0 50 Rain shwrs SC SC IS IS NM SC IS IS SC SC NM NM SC SC SC Tstms IS IS IS IS IS IS IS IS $$ PRZ011-240800- Southwest- Including the cities of Cabo Rojo, Guanica, and Lajas 231 PM AST Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 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 93 94 74 76 82 85 93 94 74 77 82 Temp 88 82 80 78 78 87 92 93 88 82 79 77 78 87 92 93 88 82 80 78 79 87 Dewpt 76 77 76 75 73 73 75 75 76 76 75 74 73 73 75 76 76 76 76 75 74 74 RH 68 85 88 91 85 63 58 56 68 82 88 90 85 63 58 58 68 82 88 91 85 65 Wind dir E E E E E E SE SE SE E E E E E SE SE SE E E E E E Wind spd 11 10 11 11 11 11 16 14 11 11 9 6 6 6 14 16 12 10 9 9 10 11 Wind gust 25 21 26 26 26 25 31 29 25 24 23 29 33 26 25 21 21 24 23 Clouds SC FW CL CL CL CL CL FW SC CL CL CL CL CL CL SC SC SC SC FW FW CL PoP 12hr 10 30 5 30 20 QPF 12hr 0.01 0.03-0.29 0 0.02-0.68 0.02 Snow 12hr MM MM MM Rain shwrs SC IS IS SC IS IS IS IS IS IS Tstms IS Heat index 99 90 84 94103105 99 89 82 94103105 99 90 84 80 96 Max heat 110 94 99 110 110 93 98 114 112 93 99 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 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 75 93 76 93 76 93 Temp 93 82 77 86 93 81 76 86 93 82 77 86 93 82 77 86 93 82 Dewpt 75 75 73 73 75 74 72 72 75 76 73 74 75 76 74 73 73 73 PWind dir E NE E E E E E E SE Wind char GN LT GN LT GN LT GN GN GN Avg clouds FW SC FW FW FW SC SC FW FW SC FW FW SC SC FW FW FW SC PoP 12hr 20 5 20 10 30 5 20 0 20 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS $$ PRZ012-240800- Culebra- Including the city of Culebra 231 PM AST Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 82 85 89 94 81 85 89 94 82 Temp 87 84 83 82 82 86 88 89 86 84 83 82 82 86 88 89 87 84 83 82 83 86 Dewpt 78 78 78 77 77 78 78 78 78 78 78 77 77 78 78 78 78 78 78 78 77 78 RH 75 82 85 85 85 77 72 70 77 82 85 85 85 77 72 70 75 82 85 88 82 77 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 16 17 18 18 16 17 16 14 14 16 18 16 16 16 17 17 16 16 19 18 17 13 Clouds SC FW SC SC SC SC SC FW FW FW SC SC SC SC SC SC SC B2 B2 B2 B2 SC PoP 12hr 40 30 40 60 60 QPF 12hr 0.07 0.06 0.08 0.13-0.33 0.05 Snow 12hr MM MM MM Rain shwrs SC IS SC SC SC SC SC IS IS IS SC SC SC SC SC SC SC NM NM NM NM IS Tstms IS IS IS IS Heat index 99 95 92 90 91 98101102 99 94 92 90 90 97101102 99 95 93 91 92 98 Max heat 107 97 102 108 107 97 102 108 108 99 102 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 82 89 82 89 82 89 82 89 Temp 89 84 82 86 89 84 82 86 89 84 82 86 89 84 82 86 89 84 Dewpt 77 77 77 77 77 77 76 77 77 77 77 78 77 77 77 78 73 75 PWind dir E E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ GN Avg clouds SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 SC PoP 12hr 30 30 30 10 40 50 50 40 40 Rain shwrs IS IS SC SC SC SC IS IS IS SC SC SC SC SC SC SC SC IS Tstms IS IS $$ PRZ013-240800- Vieques- Including the city of Vieques 231 PM AST Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 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 81 85 89 93 81 85 89 93 82 Temp 87 84 83 82 82 86 89 89 87 84 83 81 82 86 89 89 87 84 83 82 82 86 Dewpt 76 76 76 76 76 76 76 76 76 76 76 76 75 76 76 76 76 76 77 76 76 76 RH 70 77 80 82 82 72 66 66 70 77 80 85 79 72 66 66 70 77 82 82 82 72 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 16 17 18 17 16 17 16 14 14 16 17 16 14 16 16 14 14 16 19 18 17 14 Clouds SC FW SC SC SC SC SC FW FW FW SC SC SC SC SC SC SC B2 B2 B1 B1 SC PoP 12hr 40 30 40 60 60 QPF 12hr 0.07 0.04 0.08 0.06-0.41 0.06 Snow 12hr MM MM MM Rain shwrs SC IS SC SC SC SC SC SC SC SC SC SC SC SC NM NM NM NM IS Tstms IS IS IS IS Heat index 97 93 91 89 89 96 99100 97 92 90 88 88 96 99100 97 93 91 89 90 96 Max heat 104 95 100 105 104 95 100 105 104 95 100 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 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 84 82 86 89 84 Dewpt 75 76 76 75 75 75 75 76 75 76 76 76 75 76 76 76 73 74 PWind dir E E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ GN Avg clouds SC SC SC SC SC SC SC SC SC B1 B2 B1 B1 B1 B1 B1 B1 SC PoP 12hr 30 30 30 20 50 50 50 40 40 Rain shwrs IS IS SC IS IS IS IS IS IS SC SC SC SC SC SC SC SC SC Tstms IS IS IS $$ VIZ001-240800- St.Thomas...St. John...and Adjacent Islands- Including the cities of Anna`s Retreat, Charlotte Amalie, Charlotte Amalie East, Charlotte Amalie West, and Cruz Bay 231 PM AST Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 75 81 83 85 88 94 75 80 83 85 88 94 75 81 83 Temp 85 83 82 81 82 85 87 88 85 83 82 81 81 85 87 88 86 83 82 81 82 85 Dewpt 76 76 77 76 76 76 76 75 76 76 76 76 76 76 76 76 76 77 77 76 76 76 RH 75 80 85 85 82 75 70 66 75 80 82 85 85 75 70 68 72 82 85 85 82 75 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 16 18 19 18 18 16 17 16 14 16 18 17 16 18 17 17 17 18 19 19 17 13 Clouds SC SC SC SC SC SC SC FW FW FW SC SC SC SC SC SC SC B2 B2 B2 B2 FW PoP 12hr 40 40 40 60 60 QPF 12hr 0.07 0.04 0.09 0.12-0.32 0.05 Snow 12hr MM MM MM Rain shwrs SC IS SC IS SC SC SC IS SC SC SC SC SC SC SC NM NM NM NM Tstms IS IS IS IS Heat index 95 91 89 88 88 95 97 97 95 91 89 87 87 94 98 98 95 92 90 88 88 94 Max heat 107 96 102 108 107 96 102 108 107 97 102 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 81 87 81 88 81 88 81 88 Temp 87 83 81 85 87 83 81 85 88 83 81 85 88 83 81 85 88 83 Dewpt 75 76 76 76 74 75 75 76 75 76 76 76 75 76 76 76 72 75 PWind dir E E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ GN Avg clouds FW FW SC SC FW FW CL FW SC SC B1 B1 B1 SC SC SC SC FW PoP 12hr 30 30 5 10 40 40 40 20 20 Rain shwrs IS SC SC SC IS IS IS IS SC SC SC SC IS IS IS IS IS Tstms IS IS $$ VIZ002-240800- St Croix- Including the cities of Christiansted, Frederiksted, Frederiksted Southeast, and Grove Place 231 PM AST Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 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 81 85 89 94 77 80 83 85 89 94 78 81 84 Temp 86 84 83 81 82 86 88 89 86 83 82 81 81 86 88 89 86 84 83 82 82 86 Dewpt 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 78 78 77 77 77 RH 75 80 82 88 85 75 70 68 75 82 85 88 88 75 70 68 75 82 85 85 85 75 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 16 16 17 14 14 14 17 14 16 14 16 14 12 16 16 17 17 14 17 17 14 14 Clouds SC SC SC SC SC FW CL FW FW FW SC FW FW SC SC SC SC B2 B2 B1 B1 SC PoP 12hr 30 10 40 60 60 QPF 12hr 0.04 0.02 0.04 0.06 0.06 Snow 12hr MM MM MM Rain shwrs IS IS SC IS IS IS SC IS IS SC SC SC SC NM NM SC SC IS Tstms IS IS Heat index 97 93 91 89 89 97100101 97 92 90 88 88 96100101 98 94 92 89 90 96 Max heat 108 97 102 109 108 95 103 110 109 97 102 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 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 83 81 86 89 83 81 86 89 83 81 86 89 83 81 86 89 83 Dewpt 76 77 76 76 76 76 76 76 77 77 77 77 77 77 77 77 71 75 PWind dir E E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ GN GN Avg clouds FW FW SC SC SC FW FW SC SC B1 B1 B1 SC SC SC SC SC FW PoP 12hr 30 30 10 10 50 50 30 10 10 Rain shwrs IS IS IS IS IS IS IS IS SC SC SC SC SC SC IS IS IS IS Tstms IS IS IS $$