Area Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
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088 FOCA52 TJSJ 081831 AFMSJU Area Forecast Matrices National Weather Service San Juan PR 231 PM AST Sat Aug 8 2026 PRZ001-090800- San Juan and Vicinity- Including the cities of Bayamon, Carolina, Catano, Guaynabo, San Juan, Toa Alta, Toa Baja, and Trujillo Alto 231 PM AST Sat Aug 8 2026 Date 08/08/26 Sun 08/09/26 Mon 08/10/26 Tue 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 77 82 82 89 92 72 77 82 83 90 92 72 77 82 Temp 86 81 80 78 78 85 88 89 85 81 80 78 79 85 89 90 86 81 80 78 78 84 Dewpt 75 76 76 75 75 76 77 77 77 77 76 76 76 77 76 76 74 77 76 76 76 76 RH 70 85 88 91 91 75 70 68 77 88 88 94 91 77 66 64 68 88 88 94 94 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 14 9 10 9 8 10 17 17 16 10 9 9 8 11 16 16 13 9 6 5 6 10 Wind gust 20 26 24 Clouds SC SC SC SC SC SC SC SC SC SC FW SC CL SC SC SC SC SC SC SC SC SC PoP 12hr 30 20 30 30 40 QPF 12hr 0.02-0.10 0.05-0.11 0.04 0.13-0.43 0.04 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS SC SC SC SC IS IS IS IS SC Obvis H H H H H H H H H H H H H H H H H H H H H Heat index 95 88 84 81 94101102 96 88 84 80 82 96101102 94 89 84 80 81 92 Max heat 107 93 98 110 109 93 101 111 107 97 99 Date 08/11 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 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 76 91 78 93 78 91 78 90 Temp 88 80 77 86 91 82 79 87 93 83 79 86 91 82 79 85 90 82 Dewpt 75 75 75 76 77 77 77 77 76 76 76 77 77 76 75 76 69 72 PWind dir E SE E E E E E E E Wind char GN LT GN GN BZ GN BZ GN BZ Avg clouds B1 SC FW SC B1 SC SC SC CL CL CL CL FW FW CL FW SC FW PoP 12hr 50 50 50 30 0 0 10 20 20 Rain shwrs SC IS IS SC SC SC SC SC IS IS IS IS IS Tstms IS IS IS IS $$ PRZ002-090800- Northeast- Including the cities of Ceiba, Canovanas, Fajardo, Humacao, Loiza, Luquillo, Naguabo, and Rio Grande 231 PM AST Sat Aug 8 2026 Date 08/08/26 Sun 08/09/26 Mon 08/10/26 Tue AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 66 77 82 75 88 92 67 77 82 75 88 92 66 77 82 Temp 85 80 79 78 78 83 87 88 84 81 79 78 78 84 87 88 85 80 79 77 78 83 Dewpt 74 75 75 74 74 75 75 76 76 75 75 75 75 76 75 74 73 75 74 74 74 74 RH 70 85 88 88 88 77 68 68 77 82 88 91 91 77 68 63 67 85 85 90 88 74 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 13 11 11 12 10 12 16 16 14 11 12 12 10 12 14 14 12 10 9 9 8 11 Wind gust 21 21 24 24 23 24 24 20 19 19 19 Clouds SC SC SC SC B1 SC SC SC SC SC SC SC SC B1 B1 FW FW SC SC SC SC SC PoP 12hr 40 20 30 30 50 QPF 12hr 0.05-0.11 0.09 0.07 0.05-0.20 0.04 Snow 12hr MM MM MM Rain shwrs IS IS IS IS SC IS IS IS IS IS IS IS IS SC SC IS IS IS IS IS IS SC Obvis H H H H H H H H H H H H H H H H H H Heat index 92 86 83 80 91 96 98 93 86 84 80 81 93 97 97 91 86 83 80 89 Max heat 103 92 98 106 105 93 100 106 104 93 97 Date 08/11 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 76 89 77 90 78 89 78 88 Temp 86 80 77 84 89 81 78 85 90 82 79 85 89 82 79 84 88 81 Dewpt 74 74 74 75 75 75 75 75 74 74 75 75 75 74 74 74 71 73 PWind dir E E E E E E E E E Wind char GN GN GN GN BZ GN BZ BZ BZ Avg clouds B1 B1 FW SC B1 B1 SC SC CL CL CL FW FW FW FW FW SC SC PoP 12hr 60 50 50 40 0 5 20 20 20 Rain shwrs SC NM IS SC SC SC SC SC IS IS IS IS IS IS Tstms IS IS IS IS $$ PRZ003-090800- Southeast- Including the cities of Arroyo, Guayama, Maunabo, Patillas, Salinas, and Yabucoa 231 PM AST Sat Aug 8 2026 Date 08/08/26 Sun 08/09/26 Mon 08/10/26 Tue 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 77 87 92 69 77 82 79 89 92 69 76 82 Temp 85 80 78 77 77 83 86 87 84 80 79 77 78 84 88 89 85 80 79 77 77 83 Dewpt 72 74 74 74 74 74 74 74 74 74 74 74 74 75 73 72 71 72 72 72 72 72 RH 65 82 88 90 90 74 68 65 72 82 85 90 88 74 61 57 63 77 79 85 85 70 Wind dir E NE NE NE NE E E E E E E E E E E E E E NE NE NE NE Wind spd 13 10 10 9 9 11 17 18 14 10 10 11 10 11 16 16 13 9 8 8 6 9 Wind gust 26 20 21 20 19 23 34 33 28 20 20 21 20 21 29 29 25 Clouds SC FW FW SC SC FW FW SC SC FW FW SC FW B1 B1 FW FW SC SC SC SC SC PoP 12hr 20 10 40 40 20 QPF 12hr 0.00-0.05 0.02-0.09 0.05 0.07-0.24 0.02 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS SC SC IS IS IS IS IS IS IS Obvis H H H H H H H H H H H H H H H H H H H Heat index 91 84 81 90 95 96 91 85 82 80 91 96 96 90 84 81 88 Max heat 102 90 96 104 104 91 99 105 102 92 95 Date 08/11 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 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 76 88 77 90 77 89 77 88 Temp 87 80 77 84 88 81 78 85 90 81 78 84 89 81 78 84 88 81 Dewpt 73 73 73 74 74 75 75 75 74 73 73 73 74 74 73 73 68 72 PWind dir E E E E E E E E E Wind char GN GN GN GN BZ GN BZ GN BZ Avg clouds SC FW FW FW SC SC SC SC CL CL CL CL FW FW CL FW SC FW PoP 12hr 20 50 50 30 0 0 5 20 20 Rain shwrs IS IS SC SC IS SC SC IS IS IS IS $$ PRZ004-090800- Eastern Interior- Including the cities of Aguas Buenas, Caguas, Cayey, Cidra, Comerio, Gurabo, Juncos, Las Piedras, and San Lorenzo 231 PM AST Sat Aug 8 2026 Date 08/08/26 Sun 08/09/26 Mon 08/10/26 Tue AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 69 73 77 76 86 92 69 74 78 77 87 92 69 74 77 Temp 83 78 76 74 75 81 85 86 82 78 76 75 76 82 86 87 83 78 76 74 75 81 Dewpt 72 73 73 73 73 74 75 74 74 74 74 73 74 75 74 73 71 73 72 72 72 72 RH 70 85 90 97 94 79 72 68 77 88 94 94 94 79 68 63 67 85 87 93 90 74 Wind dir E NE E E E E E E E E E E E E E E E E E NE NE E Wind spd 12 5 6 5 4 8 14 16 13 5 6 6 5 9 13 14 11 5 4 3 3 6 Clouds SC SC SC SC SC SC SC SC SC SC FW SC FW B1 B1 SC SC SC SC SC SC SC PoP 12hr 30 20 30 30 40 QPF 12hr 0.01-0.10 0.03-0.09 0.05 0.12-0.43 0.03 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS SC SC SC SC IS IS IS IS SC Obvis H H H H H H H H H H H H H H H H H H H Heat index 89 80 87 93 94 88 80 89 94 95 88 80 85 Max heat 101 87 97 104 103 89 98 102 99 86 91 Date 08/11 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 85 73 88 74 89 74 88 74 87 Temp 85 77 74 82 88 79 75 83 89 79 75 82 88 79 75 82 87 79 Dewpt 72 73 73 74 74 75 74 75 73 73 73 74 74 73 73 74 66 71 PWind dir E E E E E E E E E Wind char GN LT GN GN GN GN GN GN BZ Avg clouds SC SC FW SC SC SC SC SC CL CL CL CL FW FW CL FW SC FW PoP 12hr 50 50 50 30 0 0 5 20 20 Rain shwrs SC SC IS SC SC SC SC SC IS IS IS IS IS Tstms IS IS IS $$ PRZ005-090800- North Central- Including the cities of Arecibo, Barceloneta, Dorado, Florida, Manati, Vega Alta, and Vega Baja 231 PM AST Sat Aug 8 2026 Date 08/08/26 Sun 08/09/26 Mon 08/10/26 Tue AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 72 75 82 84 89 92 72 75 82 84 90 92 72 75 82 Temp 85 80 78 76 77 84 88 89 85 80 78 76 77 84 89 90 85 80 78 76 77 83 Dewpt 76 76 76 75 75 77 78 78 78 77 76 75 75 77 77 78 76 79 78 76 76 77 RH 75 88 94 97 94 80 72 70 80 91 94 97 94 80 68 68 75 97100100 97 82 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 18 12 10 9 9 11 18 19 19 13 10 6 8 10 17 19 18 11 6 5 6 11 Wind gust 32 24 29 33 32 25 28 34 34 23 Clouds SC FW FW FW SC FW FW SC SC FW CL FW CL FW FW SC SC FW FW FW FW FW PoP 12hr 10 20 10 40 10 QPF 12hr 0.02 0.03-0.32 0.01 0.25-0.59 0.01 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS SC SC IS IS IS IS IS Obvis H H H H H H H H H H H H H H H H H H H Heat index 95 85 93102103 96 85 95102104 95 88 80 92 Max heat 109 92 99 113 111 93 101 114 111 97 100 Date 08/11 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 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 91 76 93 76 91 76 90 Temp 87 79 75 85 91 81 77 86 93 82 77 86 91 81 77 85 90 81 Dewpt 76 75 75 77 78 78 76 77 76 76 76 77 77 76 75 76 69 72 PWind dir E E E E E E E E E Wind char BZ LT GN GN BZ GN BZ BZ BZ Avg clouds SC SC FW FW SC B1 SC FW FW FW CL CL FW SC CL FW SC SC PoP 12hr 30 20 60 20 5 0 30 10 30 Rain shwrs SC SC IS IS NM IS IS IS IS SC SC IS IS SC Tstms IS IS IS $$ PRZ006-090800- Central Interior- Including the cities of Aibonito, Barranquitas, Ciales, Coamo, Corozal, Jayuya, Morovis, Naranjito, Orocovis, and Villalba 231 PM AST Sat Aug 8 2026 Date 08/08/26 Sun 08/09/26 Mon 08/10/26 Tue AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 63 72 76 75 84 92 64 72 76 75 85 92 64 72 76 Temp 81 76 75 73 73 79 83 84 80 76 75 73 74 80 84 85 81 77 75 73 73 79 Dewpt 71 72 72 72 72 73 74 73 73 73 72 72 72 73 73 73 71 73 72 71 71 73 RH 72 87 90 97 97 82 74 70 79 90 90 97 93 79 70 67 72 87 90 93 93 82 Wind dir E NE E E E E E E E E E E E E E E E E NE NE NE E Wind spd 12 6 5 4 4 8 13 14 13 6 4 5 5 9 12 13 11 5 3 3 3 6 Wind gust 25 34 32 27 28 28 25 Clouds SC SC FW FW FW FW CL SC SC FW CL SC CL SC SC SC SC FW FW FW FW FW PoP 12hr 10 10 20 40 10 QPF 12hr 0.01 0.02-0.20 0.02 0.17-0.59 0.01 Snow 12hr MM MM MM Rain shwrs SC IS IS IS IS IS IS IS SC SC IS IS IS IS IS Tstms IS IS Obvis H H H H H H H H H H H H H H H H H H H H H Heat index 85 82 89 90 84 84 90 91 85 81 Max heat 101 86 95 104 103 85 97 105 102 87 93 Date 08/11 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 83 72 85 73 87 73 86 73 85 Temp 83 75 72 80 85 77 73 81 87 77 73 81 86 77 73 80 85 77 Dewpt 72 72 71 72 73 73 72 73 71 70 70 71 71 72 71 72 63 68 PWind dir E E E E E E E E E Wind char GN LT GN LT GN LT GN GN GN Avg clouds SC SC CL FW SC SC FW FW FW FW CL CL FW SC CL FW SC SC PoP 12hr 40 20 30 10 0 0 30 10 40 Rain shwrs IS SC IS IS IS IS IS SC SC IS IS SC Tstms IS IS IS IS $$ PRZ007-090800- Ponce and Vicinity- Including the cities of Guayanilla, Juana Diaz, Yauco, Penuelas, Ponce, and Santa Isabel 231 PM AST Sat Aug 8 2026 Date 08/08/26 Sun 08/09/26 Mon 08/10/26 Tue 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 63 74 82 75 88 92 63 75 82 75 89 92 63 75 82 Temp 84 79 77 75 76 83 87 88 84 79 78 76 77 84 88 89 84 79 77 75 76 82 Dewpt 73 72 72 71 71 72 72 73 73 73 72 72 72 72 72 72 72 73 72 71 72 73 RH 70 79 85 87 85 70 61 61 70 82 82 87 85 67 59 57 67 82 85 87 87 74 Wind dir E NE NE NE NE E E E E E E E E E E E E E NE NE NE E Wind spd 13 8 5 4 5 8 16 17 16 9 5 5 6 9 14 14 14 8 4 5 4 6 Wind gust 28 20 21 34 35 33 21 21 29 32 31 21 Clouds SC SC FW FW FW CL CL SC SC CL CL FW CL SC SC SC SC FW FW FW FW CL PoP 12hr 10 30 10 10 5 QPF 12hr 0 0.02-0.50 0.01 0.11-0.57 0 Snow 12hr MM MM MM Rain shwrs IS IS SC IS IS IS IS IS IS Tstms IS Obvis H H H H H H H H H H H H H H H H H H H H H Heat index 90 82 88 94 95 90 83 89 95 96 89 83 87 Max heat 102 90 95 103 102 90 95 103 101 92 93 Date 08/11 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 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 89 75 91 76 90 76 89 Temp 87 79 75 83 89 80 76 85 91 81 77 85 90 80 77 84 89 80 Dewpt 72 72 72 73 73 73 72 72 73 72 71 71 71 72 70 70 66 68 PWind dir E E E E E E E E E Wind char GN LT GN GN GN GN BZ GN BZ Avg clouds FW SC CL FW FW FW FW FW FW FW CL CL FW SC CL FW FW FW PoP 12hr 20 5 10 5 5 0 30 5 30 Rain shwrs IS IS IS IS IS IS IS IS SC SC IS IS Tstms IS $$ PRZ008-090800- Northwest- Including the cities of Aguadilla, Camuy, Hatillo, Isabela, and Quebradillas 231 PM AST Sat Aug 8 2026 Date 08/08/26 Sun 08/09/26 Mon 08/10/26 Tue AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 74 82 84 87 92 71 74 82 84 88 92 71 74 82 Temp 83 79 77 75 76 82 86 87 83 79 77 75 76 83 87 88 84 79 77 75 76 82 Dewpt 75 75 75 74 73 75 77 77 77 76 75 74 74 76 76 77 76 79 77 75 75 77 RH 77 88 94 97 90 79 75 72 82 91 94 97 94 80 70 70 77100100100 97 85 Wind dir E E E E E E NE NE E E E E E E E E E E E E E E Wind spd 18 16 12 10 9 12 18 21 21 17 12 8 9 11 17 20 18 13 9 8 9 13 Wind gust 32 27 24 21 23 28 34 34 31 24 19 28 34 34 25 19 Clouds SC SC FW FW SC FW CL B1 B1 CL CL CL CL FW FW B1 B1 FW FW FW FW CL PoP 12hr 10 40 0 50 0 QPF 12hr 0.01 0.11-0.43 0 0.33-0.59 0 Snow 12hr MM MM MM Rain shwrs IS IS IS SC SC SC SC Tstms IS IS IS IS Obvis H H H H H H H H H H H H H H H H H Heat index 91 81 89 98 99 92 81 91 99101 93 83 89 Max heat 105 91 96 109 107 91 97 110 108 96 99 Date 08/11 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 73 89 74 91 75 90 75 89 Temp 86 77 74 83 89 79 75 85 91 80 76 84 90 80 76 84 89 80 Dewpt 75 74 73 76 77 77 75 75 75 76 75 76 76 75 74 74 71 72 PWind dir E E E E E E E E E Wind char BZ GN GN GN BZ GN BZ BZ BZ Avg clouds FW SC CL FW SC B2 SC SC FW SC FW FW FW SC FW FW FW FW PoP 12hr 50 10 60 40 40 5 50 5 5 Rain shwrs SC SC IS NM NM SC SC SC SC IS IS SC SC IS IS IS IS Tstms IS IS IS IS $$ PRZ009-090800- Western Interior- Including the cities of Adjuntas, Lares, Las Marias, Maricao, Sabana Grande, San Sebastian, and Utuado 231 PM AST Sat Aug 8 2026 Date 08/08/26 Sun 08/09/26 Mon 08/10/26 Tue AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 65 72 75 75 85 92 66 72 75 75 86 92 66 72 75 Temp 81 76 74 72 73 80 84 85 81 76 74 72 73 81 85 86 82 77 75 73 73 79 Dewpt 72 73 72 71 71 73 75 75 75 74 72 71 71 73 74 75 74 75 74 72 73 75 RH 74 90 93 97 93 79 74 72 82 94 93 97 93 77 70 70 77 94 97 97100 88 Wind dir E E E E E E E E E E E E E E E E E E E NE NE E Wind spd 9 6 5 4 4 6 11 13 13 9 5 4 4 6 10 9 8 5 3 4 4 6 Wind gust 20 17 29 35 33 21 28 29 27 20 Clouds B1 SC FW FW FW CL CL B2 B1 CL CL CL CL FW FW B1 B1 FW FW FW FW CL PoP 12hr 30 60 5 50 0 QPF 12hr 0.01 0.09-0.58 0 0.36-0.60 0 Snow 12hr MM MM MM Rain shwrs SC SC SC SC IS IS SC SC Tstms IS IS IS IS IS Obvis H H H H H H H H H H H H H H H H Heat index 86 83 92 93 86 85 93 94 87 83 Max heat 105 85 96 110 108 84 96 109 105 86 95 Date 08/11 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 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 84 71 86 72 88 73 87 73 87 Temp 84 75 72 80 86 77 73 82 88 78 74 82 87 78 74 81 87 77 Dewpt 73 72 71 73 75 74 72 73 72 72 72 73 73 72 71 71 63 67 PWind dir E E E E E E E E E Wind char LT LT LT LT GN LT GN GN GN Avg clouds SC B1 CL FW FW SC FW FW FW SC FW FW SC B1 FW FW FW SC PoP 12hr 70 0 50 5 40 0 60 5 50 Rain shwrs NM NM SC SC IS IS SC SC IS IS NM NM IS IS SC SC Tstms IS IS IS IS IS IS $$ PRZ010-090800- Mayaguez and Vicinity- Including the cities of Aguada, Anasco, Hormigueros, Mayaguez, Moca, Rincon, and San German 231 PM AST Sat Aug 8 2026 Date 08/08/26 Sun 08/09/26 Mon 08/10/26 Tue AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 68 74 82 77 90 92 68 74 82 77 90 92 68 75 82 Temp 85 80 78 75 76 84 89 90 85 80 78 75 76 84 89 90 86 80 78 76 76 83 Dewpt 76 76 75 74 73 75 78 78 78 77 75 73 74 76 77 78 77 79 77 75 75 78 RH 75 88 91 97 90 74 70 68 80 91 91 94 94 77 68 68 75 97 97 97 97 85 Wind dir E E E E E E E E E E E E E E E E E E NE NE NE E Wind spd 10 9 10 8 8 10 12 12 14 13 10 8 8 8 9 8 6 6 5 8 8 10 Wind gust 24 21 24 23 21 26 25 28 29 28 26 19 19 19 21 26 23 19 16 20 23 25 Clouds B1 B1 FW FW FW CL CL B2 B1 FW CL CL CL FW FW B1 B1 FW FW FW FW CL PoP 12hr 40 60 5 60 0 QPF 12hr 0.02 0.05-0.58 0.01 0.37-0.61 0 Snow 12hr MM MM MM Rain shwrs SC SC NM SC IS IS IS NM NM Tstms IS IS IS IS IS Obvis H H H H H H H H H H H H H H H H Heat index 95 84 93103105 97 84 94102105 96 87 94 Max heat 107 91 98 113 110 91 98 113 110 95 100 Date 08/11 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 88 74 91 75 93 75 92 76 91 Temp 88 79 75 85 91 80 76 86 93 81 77 86 92 81 77 85 91 81 Dewpt 76 75 74 76 78 77 75 76 77 78 76 78 77 75 73 74 70 72 PWind dir E E E E E E E E E Wind char GN LT GN GN GN GN GN GN GN Avg clouds SC B1 FW FW FW SC SC FW FW SC FW FW SC B1 FW FW FW SC PoP 12hr 70 0 40 20 50 10 60 10 30 Rain shwrs NM NM IS SC SC SC SC SC IS IS NM NM IS IS SC SC Tstms IS IS IS IS IS IS $$ PRZ011-090800- Southwest- Including the cities of Cabo Rojo, Guanica, and Lajas 231 PM AST Sat Aug 8 2026 Date 08/08/26 Sun 08/09/26 Mon 08/10/26 Tue 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 74 82 84 91 92 72 75 82 84 92 92 72 74 82 Temp 86 80 78 75 76 85 90 91 86 80 78 76 77 85 91 92 86 80 78 75 76 84 Dewpt 75 75 74 73 72 73 74 75 76 75 74 73 73 74 74 75 74 76 75 74 74 75 RH 70 85 88 94 87 67 60 60 72 85 88 90 87 70 58 58 68 88 91 97 94 74 Wind dir E E E E NE E E SE E E E E E E E SE SE E E NE NE E Wind spd 11 11 6 6 5 5 16 20 19 14 8 8 6 9 16 18 14 13 8 5 4 5 Wind gust 25 25 33 40 39 29 21 32 36 32 27 Clouds SC SC FW FW FW CL CL B1 SC CL CL CL CL SC SC SC SC FW FW FW FW CL PoP 12hr 10 40 10 20 0 QPF 12hr 0.01 0.06-0.54 0.01 0.15-0.56 0 Snow 12hr MM MM MM Rain shwrs IS IS SC IS IS IS IS IS Tstms IS IS Obvis H H H H H H H H H H H H H H H H H H H H Heat index 95 84 91100103 96 86 93100102 94 85 92 Max heat 104 90 95 108 107 90 96 109 107 93 98 Date 08/11 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 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 74 92 75 94 76 93 76 92 Temp 90 80 75 86 92 81 77 87 94 82 77 86 93 82 77 86 92 81 Dewpt 75 74 74 75 76 75 73 74 76 76 75 74 74 74 72 72 71 72 PWind dir E E E E E E E E E Wind char GN GN GN GN BZ GN BZ GN BZ Avg clouds FW SC CL FW FW FW FW FW FW FW FW FW FW SC FW FW FW FW PoP 12hr 30 0 0 0 5 0 30 5 10 Rain shwrs SC SC IS IS IS SC SC IS IS IS IS Tstms IS $$ PRZ012-090800- Culebra- Including the city of Culebra 231 PM AST Sat Aug 8 2026 Date 08/08/26 Sun 08/09/26 Mon 08/10/26 Tue AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 80 84 89 92 80 84 89 92 80 Temp 86 83 82 81 81 85 88 89 86 83 82 81 81 85 88 89 86 83 82 81 81 85 Dewpt 77 77 77 77 77 78 78 78 78 78 78 77 78 78 77 77 76 78 77 77 77 77 RH 75 82 85 88 88 80 72 70 77 85 88 88 91 80 70 68 72 85 85 88 88 77 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 16 19 19 20 17 19 19 18 18 19 19 19 17 19 17 16 16 17 16 17 18 18 Clouds SC FW SC SC SC SC SC SC SC SC SC SC SC SC SC CL CL SC SC SC SC SC PoP 12hr 30 20 30 30 40 QPF 12hr 0.05 0.08 0.07 0.04 0.04 Snow 12hr MM MM MM Rain shwrs SC IS IS SC IS IS IS IS IS IS IS IS SC SC IS IS IS IS SC Obvis H H H H H H H H H H H H H H H H H Heat index 97 92 90 87 88 97101102 99 93 91 88 89 98101101 96 92 90 86 87 95 Max heat 105 94 101 107 107 95 102 107 104 94 98 Date 08/11 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 80 90 81 90 81 90 81 89 Temp 87 83 81 86 90 84 81 87 90 84 81 86 90 84 81 86 89 84 Dewpt 77 77 77 77 78 78 77 77 77 77 77 77 77 77 77 77 75 75 PWind dir E E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ WY WY Avg clouds SC SC SC SC SC SC SC SC FW CL CL FW FW SC FW FW SC SC PoP 12hr 40 30 40 30 5 10 20 20 20 Rain shwrs SC SC IS SC SC SC SC SC IS IS IS IS IS IS IS Tstms IS IS IS IS $$ PRZ013-090800- Vieques- Including the city of Vieques 231 PM AST Sat Aug 8 2026 Date 08/08/26 Sun 08/09/26 Mon 08/10/26 Tue AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 76 79 82 84 89 92 80 84 89 92 76 79 82 Temp 86 83 81 80 80 86 89 89 87 83 82 81 81 86 89 89 86 83 81 80 80 85 Dewpt 75 76 76 76 76 76 76 76 77 77 77 77 77 77 76 76 74 76 76 75 75 76 RH 70 80 85 88 88 72 66 66 72 82 85 88 88 75 66 66 68 80 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 17 19 19 20 18 19 19 18 18 18 19 19 17 18 17 16 16 16 14 16 17 18 Clouds SC FW SC SC SC SC SC SC SC SC SC SC SC B1 B1 CL CL SC SC SC SC SC PoP 12hr 30 20 30 30 50 QPF 12hr 0.05 0.09 0.07 0.05 0.05 Snow 12hr MM MM MM Rain shwrs IS IS IS SC IS IS IS IS IS IS IS IS SC SC IS IS IS IS SC Obvis H H H H H H H H H H H H H H H H H H Heat index 96 91 88 85 86 96100101 97 92 89 86 88 97100101 95 90 87 84 85 94 Max heat 103 91 99 105 104 93 100 105 102 92 96 Date 08/11 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 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 79 91 80 92 80 91 80 90 Temp 88 82 80 86 91 84 81 87 92 84 81 87 91 84 81 86 90 83 Dewpt 76 76 76 76 76 76 76 76 75 75 75 76 76 76 76 76 75 75 PWind dir E E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ WY WY Avg clouds B1 SC FW SC SC SC SC SC CL CL CL FW FW SC FW FW SC SC PoP 12hr 50 40 40 40 0 10 20 20 20 Rain shwrs SC IS IS SC SC SC SC SC IS IS IS IS IS IS IS Tstms IS IS IS $$ VIZ001-090800- St.Thomas...St. John...and Adjacent Islands- Including the cities of Anna`s Retreat, Charlotte Amalie, Charlotte Amalie East, Charlotte Amalie West, and Cruz Bay 231 PM AST Sat Aug 8 2026 Date 08/08/26 Sun 08/09/26 Mon 08/10/26 Tue AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 72 79 82 84 88 92 73 80 82 84 87 92 72 79 82 Temp 85 82 81 80 80 85 87 88 85 82 81 80 81 85 87 87 85 82 81 80 80 84 Dewpt 75 76 76 76 76 77 76 77 77 77 77 77 77 77 76 76 74 76 76 76 76 76 RH 72 82 85 88 88 77 70 70 77 85 88 91 88 77 70 70 70 82 85 88 88 77 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 19 19 20 19 20 19 20 18 18 20 20 19 18 19 17 16 17 17 17 18 18 18 Clouds SC FW FW SC SC FW SC SC SC SC SC CL SC SC SC CL CL SC SC SC SC SC PoP 12hr 30 10 20 20 30 QPF 12hr 0.04 0.05 0.03 0.03 0.04 Snow 12hr MM MM MM Rain shwrs IS IS SC IS IS IS IS IS IS IS IS IS IS IS IS IS SC Obvis H H H H H H H H H H H H H H H H H H H H Heat index 94 89 87 85 85 94 98 99 95 90 88 86 86 95 97 98 93 89 86 84 84 92 Max heat 104 93 100 106 105 94 100 105 103 92 97 Date 08/11 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 79 89 80 89 80 89 80 88 Temp 86 82 80 85 89 83 81 86 89 83 81 85 89 83 81 85 88 83 Dewpt 76 76 76 76 76 76 76 76 75 75 75 75 76 76 76 76 74 74 PWind dir E E E E E E E E E Wind char BZ BZ BZ BZ BZ WY WY WY WY Avg clouds SC SC SC SC SC SC SC SC FW CL CL FW FW SC FW FW SC SC PoP 12hr 40 40 20 20 20 5 20 20 20 Rain shwrs SC SC SC SC IS IS IS IS IS IS IS IS IS IS IS IS $$ VIZ002-090800- St Croix- Including the cities of Christiansted, Frederiksted, Frederiksted Southeast, and Grove Place 231 PM AST Sat Aug 8 2026 Date 08/08/26 Sun 08/09/26 Mon 08/10/26 Tue AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 76 79 82 84 89 92 76 79 82 84 89 92 76 79 82 Temp 86 82 81 80 80 85 88 89 86 82 81 80 80 85 88 89 86 82 81 80 80 84 Dewpt 76 77 77 77 77 77 77 77 77 77 78 77 77 77 76 76 75 77 77 77 76 76 RH 72 85 88 91 91 77 70 68 75 85 91 91 91 77 68 66 70 85 88 91 88 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 18 18 18 19 18 17 19 19 18 17 19 18 16 16 17 17 17 14 14 14 14 17 Clouds SC FW SC FW SC SC SC SC SC CL SC CL SC SC SC CL CL SC SC SC SC SC PoP 12hr 20 20 30 30 50 QPF 12hr 0.04 0.06 0.02 0.04 0.06 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS IS IS IS IS SC SC SC SC SC SC SC Obvis H H H H H H H H H H H H H H H H H Heat index 95 90 87 83 85 95100101 97 91 89 86 87 96100100 94 90 87 83 84 94 Max heat 105 92 100 107 106 93 100 107 104 93 97 Date 08/11 Wed 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat 08/15/26 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 79 90 80 91 80 90 80 89 Temp 87 82 80 86 90 83 81 86 91 83 81 86 90 83 81 85 89 83 Dewpt 76 77 77 77 77 77 77 76 76 76 76 76 76 77 76 76 73 72 PWind dir E E E E E E E E E Wind char BZ BZ BZ BZ BZ WY BZ WY WY Avg clouds SC SC SC SC SC FW CL FW SC CL CL FW SC SC FW FW SC SC PoP 12hr 50 40 30 30 30 20 20 20 20 Rain shwrs SC SC SC SC SC IS SC SC IS IS IS IS IS IS IS $$