Area Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
538 FOCA52 TJSJ 241831 AFMSJU Area Forecast Matrices National Weather Service San Juan PR 231 PM AST Fri Jul 24 2026 PRZ001-250800- San Juan and Vicinity- Including the cities of Bayamon, Carolina, Catano, Guaynabo, San Juan, Toa Alta, Toa Baja, and Trujillo Alto 231 PM AST Fri Jul 24 2026 Date 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 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 73 77 82 82 87 90 73 78 82 83 89 92 72 77 82 Temp 85 81 79 78 79 83 86 87 85 81 79 78 79 85 88 89 86 81 79 77 78 84 Dewpt 76 75 75 75 75 76 76 77 77 77 76 76 75 76 77 77 76 75 75 75 74 76 RH 75 82 88 91 88 80 72 72 77 88 91 94 88 75 70 68 72 82 88 94 88 77 Wind dir E E E E E E E E E E E E E E E E E E SE SE SE E Wind spd 13 8 6 8 8 12 14 17 14 10 9 10 8 10 13 16 13 9 6 5 5 6 Wind gust 24 25 27 25 26 24 Clouds SC CL CL FW FW SC B1 B1 SC FW SC SC SC SC SC B1 B1 SC SC SC SC SC PoP 12hr 10 50 30 50 20 QPF 12hr 0.04 0.12-0.40 0.04-0.13 0.30-0.62 0.02-0.09 Snow 12hr MM MM MM Rain shwrs IS IS IS IS SC SC IS IS SC SC SC SC SC SC SC IS IS IS IS IS Tstms IS IS Obvis H H H H H H Heat index 95 86 82 81 92 97 99 95 87 83 82 94100102 97 86 82 80 93 Max heat 105 93 97 105 103 95 101 111 109 94 100 Date 07/27 Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 Fri 07/31/26 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 77 90 78 89 78 90 78 90 Temp 89 81 78 85 90 82 78 85 89 82 78 85 90 82 78 85 90 82 Dewpt 76 76 75 76 77 76 76 77 77 76 75 76 76 76 75 76 70 73 PWind dir E E E E E E E E E Wind char GN LT GN LT GN GN GN GN GN Avg clouds SC B1 SC SC SC SC SC SC SC SC FW FW SC FW FW FW SC SC PoP 12hr 40 20 30 30 30 10 10 10 20 Rain shwrs SC SC IS IS SC SC IS IS SC SC IS IS IS IS IS IS IS Tstms IS $$ PRZ002-250800- Northeast- Including the cities of Ceiba, Canovanas, Fajardo, Humacao, Loiza, Luquillo, Naguabo, and Rio Grande 231 PM AST Fri Jul 24 2026 Date 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 66 77 82 75 86 90 66 77 82 75 87 92 65 77 82 Temp 84 80 79 77 78 83 85 86 84 80 79 77 79 83 87 87 85 80 78 77 78 83 Dewpt 74 74 74 74 74 75 75 75 75 75 75 74 74 75 75 75 74 74 74 74 74 74 RH 72 82 85 90 88 77 72 70 74 85 88 90 85 77 68 68 70 82 88 90 88 74 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 11 9 9 11 11 14 16 16 14 12 12 12 10 11 12 12 11 9 8 6 8 8 Wind gust 19 21 23 25 24 24 24 20 23 19 Clouds SC FW FW SC SC B1 B1 B1 B1 SC SC SC SC B1 B1 B1 B1 SC SC SC SC B1 PoP 12hr 40 40 50 50 40 QPF 12hr 0.05 0.12-0.39 0.09-0.14 0.40-0.64 0.10 Snow 12hr MM MM MM Rain shwrs SC IS IS IS IS SC SC SC SC IS SC SC SC SC SC SC SC SC SC SC SC SC Tstms IS IS Obvis H H H H Heat index 92 85 82 81 89 94 95 92 86 82 81 91 96 97 93 85 81 80 90 Max heat 103 92 96 103 103 93 98 105 103 92 96 Date 07/27 Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 Fri 07/31/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 77 88 77 88 78 88 78 88 Temp 87 80 77 83 88 81 78 83 88 81 78 84 88 81 78 84 88 81 Dewpt 74 74 74 75 75 75 75 75 75 75 74 74 75 74 74 74 72 73 PWind dir E E E E E E E E E Wind char GN GN GN GN GN GN GN GN GN Avg clouds B1 B1 SC B1 B1 B1 SC B1 B1 SC SC SC SC SC SC SC SC SC PoP 12hr 50 40 40 50 50 20 20 20 30 Rain shwrs SC SC SC SC SC SC SC SC SC SC IS IS IS IS IS IS IS SC Tstms IS IS $$ PRZ003-250800- Southeast- Including the cities of Arroyo, Guayama, Maunabo, Patillas, Salinas, and Yabucoa 231 PM AST Fri Jul 24 2026 Date 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 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 77 82 78 86 90 69 77 82 78 87 92 68 76 82 Temp 85 80 79 77 78 83 86 86 84 80 79 77 78 83 87 87 85 80 78 76 77 83 Dewpt 75 74 74 75 74 75 75 76 76 75 75 75 74 75 75 76 75 75 74 74 74 75 RH 72 82 85 94 88 77 70 72 77 85 88 94 88 77 68 70 72 85 88 94 90 77 Wind dir E E E NE NE E E E E E E E E E E E E E E E E E Wind spd 11 8 8 8 9 12 16 17 14 10 10 10 9 10 12 13 12 9 8 8 6 8 Wind gust 24 18 19 23 29 35 27 20 21 21 20 25 28 25 Clouds SC FW CL FW FW SC SC SC SC FW FW FW SC B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 20 30 40 40 30 QPF 12hr 0.04 0.03-0.16 0.01-0.09 0.18-0.64 0.03-0.10 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 Tstms IS IS Obvis H H H H H H Heat index 93 85 81 80 90 95 97 93 85 82 81 91 96 98 93 84 81 90 Max heat 105 92 97 105 105 94 100 108 107 93 98 Date 07/27 Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 Fri 07/31/26 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 77 87 77 87 77 88 77 88 Temp 87 80 77 83 87 80 77 83 87 81 78 84 88 81 77 84 88 81 Dewpt 75 75 75 75 76 75 75 76 76 75 75 75 75 75 74 74 71 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 SC SC SC B1 SC SC SC B1 SC FW FW FW FW FW FW SC SC PoP 12hr 40 40 40 40 40 5 5 5 20 Rain shwrs SC SC SC SC SC SC IS SC SC IS IS IS IS IS IS IS IS IS $$ PRZ004-250800- Eastern Interior- Including the cities of Aguas Buenas, Caguas, Cayey, Cidra, Comerio, Gurabo, Juncos, Las Piedras, and San Lorenzo 231 PM AST Fri Jul 24 2026 Date 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 68 74 78 76 86 90 69 74 78 76 87 92 68 73 77 Temp 83 78 76 74 75 81 85 86 83 78 76 74 76 82 86 87 83 78 75 74 75 81 Dewpt 73 73 73 73 73 75 75 75 74 74 74 74 73 74 74 74 74 73 73 73 72 74 RH 72 85 90 97 94 82 72 70 74 88 94100 90 77 68 65 74 85 94 97 90 79 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 11 4 4 4 4 9 13 13 12 6 5 6 5 8 11 12 11 5 4 4 5 6 Clouds SC FW CL FW FW SC SC SC B1 FW SC FW SC B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 10 30 30 50 30 QPF 12hr 0.04 0.05-0.41 0.02-0.14 0.27-0.64 0.03-0.10 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS SC SC IS IS IS IS SC SC SC SC IS IS IS IS SC Tstms IS IS Obvis H H H H H H Heat index 89 86 93 94 90 80 88 94 95 90 86 Max heat 103 89 97 105 103 88 98 106 105 87 97 Date 07/27 Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 Fri 07/31/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 74 87 74 86 75 87 74 87 Temp 86 78 74 81 87 78 75 81 86 78 75 82 87 78 75 82 87 78 Dewpt 74 73 73 74 74 74 74 75 75 74 73 74 74 73 73 74 69 71 PWind dir E E E E E E E E E Wind char GN LT GN LT GN GN GN LT GN Avg clouds SC B1 SC SC B1 SC SC SC B1 SC FW FW FW FW FW FW SC SC PoP 12hr 40 30 30 40 40 5 10 10 20 Rain shwrs SC SC SC SC SC SC IS IS SC SC IS IS IS IS IS IS IS $$ PRZ005-250800- North Central- Including the cities of Arecibo, Barceloneta, Dorado, Florida, Manati, Vega Alta, and Vega Baja 231 PM AST Fri Jul 24 2026 Date 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 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 73 76 82 84 88 90 74 76 82 84 90 92 72 75 82 Temp 86 80 78 77 78 83 87 88 85 80 78 77 78 84 89 90 86 80 78 76 77 84 Dewpt 77 76 75 74 74 76 77 77 77 77 76 75 74 76 77 78 77 76 75 74 73 76 RH 75 88 91 90 88 80 72 70 77 91 94 94 88 77 68 68 75 88 91 94 87 77 Wind dir E E E E E E E E E E E E E E E E E E E SE SE E Wind spd 17 10 8 8 8 11 16 19 18 13 9 9 8 9 14 18 16 10 6 5 6 5 Wind gust 33 20 27 34 33 26 25 34 31 20 Clouds SC FW CL FW FW FW FW B1 SC CL SC FW SC FW FW B1 B1 FW FW FW FW FW PoP 12hr 5 40 20 40 5 QPF 12hr 0.03 0.13-0.51 0.01-0.11 0.24-1.02 0.02 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS IS SC IS IS IS IS IS IS SC SC IS IS IS IS IS Tstms IS IS Obvis H H H H H H Heat index 96 85 92 99101 96 86 94102104 98 85 93 Max heat 105 93 97 105 105 95 100 111 109 94 100 Date 07/27 Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 Fri 07/31/26 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 75 90 76 90 77 91 76 91 Temp 90 80 76 84 90 81 77 85 90 81 77 85 91 81 77 85 91 81 Dewpt 78 77 74 76 78 77 75 77 77 76 75 76 76 75 74 76 71 71 PWind dir E E E E E E E E E Wind char GN LT GN LT GN GN BZ GN BZ Avg clouds SC B1 FW FW SC SC FW FW SC SC CL FW FW FW CL FW FW SC PoP 12hr 60 0 30 5 40 0 10 0 10 Rain shwrs IS NM IS IS SC SC IS IS IS SC IS IS IS IS Tstms IS IS IS $$ PRZ006-250800- Central Interior- Including the cities of Aibonito, Barranquitas, Ciales, Coamo, Corozal, Jayuya, Morovis, Naranjito, Orocovis, and Villalba 231 PM AST Fri Jul 24 2026 Date 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 63 72 77 75 84 90 64 73 77 75 85 92 62 72 76 Temp 81 76 74 73 74 79 83 84 81 77 75 73 74 80 84 85 81 76 74 72 73 79 Dewpt 72 72 71 72 71 73 73 73 73 73 73 72 72 73 73 73 73 72 72 71 71 73 RH 74 87 90 97 90 82 72 70 77 87 94 97 93 79 70 67 77 87 93 97 93 82 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 11 4 4 3 3 8 11 13 12 5 4 5 5 6 10 12 11 5 4 4 4 5 Wind gust 24 27 35 26 24 27 24 Clouds SC FW CL FW CL FW FW SC SC CL FW FW FW FW FW B1 B1 SC SC SC SC FW PoP 12hr 5 30 10 40 5 QPF 12hr 0.04 0.04-0.49 0.00-0.06 0.20-1.01 0.02 Snow 12hr MM MM MM Rain shwrs IS IS IS SC SC IS IS IS IS SC SC IS IS IS IS IS Tstms IS IS Obvis H H H H H H Heat index 86 83 89 91 86 84 90 92 86 82 Max heat 103 87 97 105 103 89 100 109 107 87 100 Date 07/27 Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 Fri 07/31/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 72 85 73 85 73 86 73 86 Temp 84 76 72 80 85 77 73 80 85 77 73 81 86 77 73 81 86 77 Dewpt 73 73 72 73 74 73 72 74 74 72 72 72 72 71 72 72 66 69 PWind dir SE E E E E E E E E Wind char LT LT GN LT GN LT GN LT GN Avg clouds SC B1 SC FW SC SC FW FW SC SC CL CL FW FW CL CL FW SC PoP 12hr 50 10 30 5 20 0 10 0 20 Rain shwrs IS NM IS IS SC SC IS IS IS IS IS IS IS IS Tstms IS IS $$ PRZ007-250800- Ponce and Vicinity- Including the cities of Guayanilla, Juana Diaz, Yauco, Penuelas, Ponce, and Santa Isabel 231 PM AST Fri Jul 24 2026 Date 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 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 75 82 75 87 90 63 76 82 75 88 92 62 75 82 Temp 85 80 78 76 77 82 86 87 84 79 78 76 77 83 87 88 85 79 77 75 76 82 Dewpt 75 73 72 71 71 73 74 75 75 74 73 72 71 73 74 75 75 74 73 72 71 73 RH 72 79 82 85 82 74 68 68 74 85 85 87 82 72 65 66 72 85 87 90 85 74 Wind dir SE E E NE NE E E SE E E E E E E E SE E E E E E E Wind spd 12 6 5 4 4 6 13 17 13 9 5 6 5 8 12 13 12 9 5 5 4 5 Wind gust 27 20 29 36 29 24 20 19 26 29 27 21 Clouds SC FW CL CL CL FW CL SC SC CL FW CL FW FW FW B1 B1 FW FW FW FW FW PoP 12hr 5 20 5 40 5 QPF 12hr 0.03 0.03-0.62 0 0.14-0.94 0.01 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS SC SC IS IS IS IS Tstms IS IS Obvis H H H H H H Heat index 93 83 88 94 96 93 84 89 95 98 93 83 87 Max heat 105 93 95 105 105 94 96 107 106 94 95 Date 07/27 Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 Fri 07/31/26 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 75 88 76 88 76 89 76 89 Temp 87 79 76 83 88 80 76 83 88 80 76 84 89 80 77 84 89 80 Dewpt 74 74 72 73 75 74 72 74 75 74 72 73 74 73 71 71 69 71 PWind dir SE E E E E E E E E Wind char GN LT GN LT GN GN GN LT GN Avg clouds SC B1 SC FW SC SC FW FW FW FW CL CL FW FW CL CL FW FW PoP 12hr 40 10 30 5 5 0 0 0 5 Rain shwrs SC SC IS IS SC SC IS IS IS IS IS Tstms IS $$ PRZ008-250800- Northwest- Including the cities of Aguadilla, Camuy, Hatillo, Isabela, and Quebradillas 231 PM AST Fri Jul 24 2026 Date 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 75 82 83 86 90 71 74 82 84 88 92 69 73 82 Temp 84 79 77 75 76 82 85 86 84 78 77 75 76 82 87 88 84 78 76 74 75 82 Dewpt 76 75 74 73 73 74 76 77 77 76 76 74 73 74 75 77 76 76 75 73 72 74 RH 77 88 90 94 90 77 75 75 80 94 97 97 90 77 68 70 77 94 97 97 90 77 Wind dir E E E E E E E NE E E E E E E E NE E E E SE E E Wind spd 12 11 9 9 9 13 16 19 17 14 11 10 8 10 12 14 13 9 5 6 6 5 Wind gust 32 21 20 24 27 34 33 26 23 20 24 32 27 Clouds SC SC CL FW CL CL CL B1 B1 FW FW FW SC FW FW B2 B2 FW FW FW FW FW PoP 12hr 20 50 20 60 5 QPF 12hr 0.04 0.15-0.70 0.01 0.47-1.05 0.01 Snow 12hr MM MM MM Rain shwrs SC SC IS SC SC IS IS IS IS NM NM IS Tstms IS IS IS Obvis H H H H H Heat index 93 81 88 95 98 93 80 89 97100 94 88 Max heat 105 93 95 105 103 94 97 109 107 93 94 Date 07/27 Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 Fri 07/31/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 88 74 88 74 89 75 89 75 89 Temp 88 78 75 82 88 79 75 83 89 79 75 83 89 80 76 83 89 80 Dewpt 76 76 73 74 77 76 74 75 77 76 73 74 76 75 73 74 72 71 PWind dir E E E E E E E E E Wind char LT LT GN LT GN GN BZ GN GN Avg clouds SC B1 SC FW SC B1 CL FW SC B1 CL CL FW SC CL CL SC SC PoP 12hr 60 10 60 5 60 0 30 0 50 Rain shwrs NM NM IS IS NM NM NM NM SC SC SC SC Tstms IS IS IS IS IS IS $$ PRZ009-250800- Western Interior- Including the cities of Adjuntas, Lares, Las Marias, Maricao, Sabana Grande, San Sebastian, and Utuado 231 PM AST Fri Jul 24 2026 Date 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 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 72 77 75 85 90 66 72 77 75 85 92 65 71 76 Temp 82 77 74 73 74 80 84 85 82 76 75 73 74 80 84 85 82 76 74 72 73 79 Dewpt 74 73 72 71 70 72 74 75 75 74 73 72 71 73 74 76 75 73 73 71 70 72 RH 77 87 93 93 87 77 72 72 79 94 94 97 90 79 72 75 79 90 97 97 90 79 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 4 3 4 4 4 5 8 9 6 6 4 4 4 5 8 6 5 4 4 3 3 3 Wind gust 19 28 31 24 23 25 26 20 Clouds B1 SC CL CL CL CL CL B2 B2 FW FW CL FW FW FW B2 B2 FW FW FW FW CL PoP 12hr 10 60 5 70 5 QPF 12hr 0.04 0.17-0.75 0 0.28-1.05 0.01 Snow 12hr MM MM MM Rain shwrs NM IS SC SC IS IS NM NM Tstms IS IS IS IS IS Obvis H H H H H Heat index 88 83 91 93 88 84 91 94 88 82 Max heat 105 88 95 105 103 87 97 111 109 86 95 Date 07/27 Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 Fri 07/31/26 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 72 85 72 86 73 87 73 87 Temp 85 76 72 80 85 77 73 80 86 77 73 81 87 77 73 81 87 77 Dewpt 75 74 71 73 75 74 72 73 75 73 71 72 73 73 71 72 67 69 PWind dir E E E E E E E E E Wind char LT LT LT LT LT LT GN LT LT Avg clouds SC B1 FW FW SC B1 CL FW SC SC CL CL FW SC CL CL FW SC PoP 12hr 70 5 60 5 50 0 40 0 40 Rain shwrs NM NM IS IS NM NM SC SC SC SC SC SC Tstms IS IS IS IS IS IS $$ PRZ010-250800- Mayaguez and Vicinity- Including the cities of Aguada, Anasco, Hormigueros, Mayaguez, Moca, Rincon, and San German 231 PM AST Fri Jul 24 2026 Date 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 68 75 82 78 88 90 68 75 82 77 90 92 67 74 82 Temp 86 80 78 76 77 83 87 88 85 79 78 76 77 84 89 90 86 80 77 75 76 84 Dewpt 77 76 75 74 72 75 77 77 77 77 76 75 73 76 77 78 77 76 76 74 72 75 RH 75 88 91 94 85 77 72 70 77 94 94 97 87 77 68 68 75 88 97 97 87 74 Wind dir S E E E E E E E E E E E E E E E E E E E E E Wind spd 4 4 4 6 6 8 6 6 6 6 6 8 6 6 5 5 5 8 6 5 5 4 Wind gust 16 19 19 19 20 24 23 19 19 21 17 18 18 18 19 18 20 18 16 Clouds B1 SC FW FW CL CL CL B2 B2 SC FW FW FW FW FW B2 B2 FW FW FW FW FW PoP 12hr 30 60 10 70 5 QPF 12hr 0.04 0.12-0.76 0.00-0.23 0.23-1.05 0.01 Snow 12hr MM MM MM Rain shwrs NM SC NM NM IS IS IS IS NM NM SC Tstms IS IS IS IS IS Obvis H H H H H Heat index 97 85 91 99101 96 83 93102104 98 83 92 Max heat 105 93 97 105 103 94 100 111 110 94 99 Date 07/27 Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 Fri 07/31/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 75 90 75 90 75 90 75 90 Temp 90 80 76 84 90 80 76 84 90 80 76 84 90 81 76 84 90 81 Dewpt 77 76 74 76 78 77 75 76 78 77 74 75 77 76 73 75 72 73 PWind dir E E E E E E E E E Wind char LT LT LT LT GN GN GN LT GN Avg clouds SC B1 SC SC SC B1 FW FW SC SC FW FW FW SC FW FW FW SC PoP 12hr 70 20 60 5 50 0 40 0 50 Rain shwrs NM NM IS IS NM NM NM NM SC SC SC SC Tstms IS IS IS IS IS IS $$ PRZ011-250800- Southwest- Including the cities of Cabo Rojo, Guanica, and Lajas 231 PM AST Fri Jul 24 2026 Date 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 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 73 76 82 84 89 90 73 76 82 84 91 92 73 75 82 Temp 87 80 78 76 77 84 88 89 86 80 78 77 78 85 90 91 87 81 78 76 77 85 Dewpt 77 76 75 73 72 74 77 78 78 77 76 74 73 75 77 78 77 76 76 74 72 75 RH 72 88 91 90 85 72 70 70 77 91 94 90 85 72 66 66 72 85 94 94 85 72 Wind dir E E E E E E SE SE E E E E E E SE SE SE E E E E E Wind spd 9 6 5 3 4 5 14 17 13 14 8 6 6 6 13 17 12 12 11 8 6 6 Wind gust 24 32 35 29 32 20 28 34 27 24 27 Clouds SC FW CL CL CL CL CL SC SC FW CL CL FW FW FW B1 B1 FW FW FW FW CL PoP 12hr 10 20 5 30 0 QPF 12hr 0.03 0.04-0.60 0.01 0.15-0.62 0.01 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS SC SC Obvis H H H H H H Heat index 99 87 91101103 98 86 94104106100 87 93 Max heat 105 95 97 105 105 97 99 111 109 96 99 Date 07/27 Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 Fri 07/31/26 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 76 91 76 92 76 92 Temp 91 81 76 85 91 81 77 85 91 81 77 86 92 81 77 85 92 81 Dewpt 77 76 74 75 78 77 74 76 78 76 73 75 77 76 73 72 72 74 PWind dir SE E E E E E E E E Wind char GN LT GN GN BZ GN BZ GN BZ Avg clouds FW SC SC FW FW SC FW FW FW FW CL CL FW FW CL CL FW FW PoP 12hr 30 10 30 5 5 0 5 0 0 Rain shwrs SC IS IS IS SC SC IS IS IS IS IS $$ PRZ012-250800- Culebra- Including the city of Culebra 231 PM AST Fri Jul 24 2026 Date 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 81 83 87 90 81 84 88 92 80 Temp 86 83 82 81 82 84 86 87 85 83 82 81 82 85 87 88 86 83 82 80 81 85 Dewpt 76 76 76 76 76 77 77 77 77 77 77 76 76 77 77 77 76 76 76 76 75 76 RH 72 80 82 85 82 80 75 72 77 82 85 85 82 77 72 70 72 80 82 88 82 75 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 13 14 17 19 20 21 20 19 19 20 20 20 18 17 16 16 16 16 16 14 13 12 Clouds SC FW FW SC SC B1 B1 SC SC SC SC SC SC B1 B1 SC SC SC SC SC SC B2 PoP 12hr 40 40 40 30 50 QPF 12hr 0.05 0.09 0.13 0.31 0.11 Snow 12hr MM MM MM Rain shwrs SC IS IS IS IS SC SC IS IS SC SC SC SC SC SC SC SC SC SC SC SC SC Obvis H H H Heat index 96 91 89 86 89 94 97 98 96 92 89 86 88 95 99 99 97 91 88 85 87 95 Max heat 103 95 99 103 103 96 100 105 105 95 100 Date 07/27 Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 Fri 07/31/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 88 81 88 81 88 81 88 81 88 Temp 88 83 81 85 88 83 81 85 88 83 81 85 88 83 81 85 88 83 Dewpt 77 76 76 77 77 77 77 77 77 77 76 76 77 76 76 77 73 75 PWind dir E E E E E E E E E Wind char GN BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds B1 SC SC SC B1 SC SC B1 B1 SC SC SC SC SC SC SC SC SC PoP 12hr 50 40 40 40 40 20 20 10 30 Rain shwrs SC IS IS SC SC SC SC SC SC IS IS IS IS IS IS IS IS SC $$ PRZ013-250800- Vieques- Including the city of Vieques 231 PM AST Fri Jul 24 2026 Date 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 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 87 90 80 84 88 91 76 80 82 Temp 86 83 82 80 81 84 86 87 85 82 81 80 81 85 88 88 86 83 81 80 81 85 Dewpt 74 75 75 75 75 76 75 75 75 76 76 75 75 76 75 74 74 74 75 75 74 75 RH 68 77 79 85 82 77 70 68 72 82 85 85 82 75 66 63 68 74 82 85 79 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 14 14 17 19 20 21 20 19 19 19 20 20 18 16 16 14 14 16 14 13 12 12 Clouds SC FW FW SC SC B1 SC SC B1 SC SC SC SC B1 B1 B1 B1 SC SC SC SC B1 PoP 12hr 40 40 50 50 50 QPF 12hr 0.04 0.11-0.17 0.14 0.31-0.43 0.10 Snow 12hr MM MM MM Rain shwrs SC IS IS IS IS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC Obvis H H H Heat index 94 90 88 84 87 93 96 97 95 90 87 84 87 94 97 98 95 89 87 83 85 93 Max heat 102 93 97 102 102 93 99 102 102 92 98 Date 07/27 Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 Fri 07/31/26 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 80 89 80 89 81 89 80 89 Temp 88 83 80 85 89 83 80 85 89 83 81 86 89 83 80 86 89 83 Dewpt 74 75 75 76 75 75 76 76 75 75 75 75 74 75 75 75 72 74 PWind dir E E E E E E E E E Wind char GN BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds B1 SC SC B1 B1 SC SC B1 B1 SC SC SC SC SC SC SC SC SC PoP 12hr 50 40 40 50 50 20 20 10 30 Rain shwrs SC SC SC SC SC SC SC SC SC IS IS IS IS IS IS IS IS SC $$ VIZ001-250800- St.Thomas...St. John...and Adjacent Islands- Including the cities of Anna`s Retreat, Charlotte Amalie, Charlotte Amalie East, Charlotte Amalie West, and Cruz Bay 231 PM AST Fri Jul 24 2026 Date 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 74 80 82 83 85 90 74 80 82 84 87 92 73 79 82 Temp 85 82 81 80 81 83 85 85 84 82 81 80 81 84 86 87 85 82 81 79 80 84 Dewpt 75 75 75 75 76 76 75 76 76 76 76 76 75 76 75 75 75 75 75 75 75 75 RH 72 79 82 85 85 80 72 75 77 82 85 88 82 77 70 68 72 79 82 88 85 74 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 14 16 19 19 21 21 21 20 19 20 21 20 19 17 17 16 16 16 16 13 12 13 Clouds FW FW FW FW FW B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1 PoP 12hr 30 30 30 30 30 QPF 12hr 0.03 0.05 0.07-0.12 0.30 0.09 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS SC IS IS IS IS IS SC SC SC SC SC SC SC SC SC SC SC Obvis H H H H Heat index 93 88 87 84 86 92 94 95 93 88 86 84 86 92 95 96 93 88 85 83 84 92 Max heat 102 94 99 103 102 94 99 104 103 94 99 Date 07/27 Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 Fri 07/31/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 80 87 80 87 80 87 80 87 Temp 87 82 80 84 87 82 80 84 87 83 80 84 87 82 80 84 87 82 Dewpt 75 75 75 76 75 76 76 76 76 75 75 75 75 75 75 75 73 73 PWind dir E E E E E E E E E Wind char GN BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC FW FW SC FW FW SC PoP 12hr 30 30 30 30 30 10 10 10 20 Rain shwrs SC IS IS IS IS SC SC SC IS IS IS IS IS IS IS IS IS IS $$ VIZ002-250800- St Croix- Including the cities of Christiansted, Frederiksted, Frederiksted Southeast, and Grove Place 231 PM AST Fri Jul 24 2026 Date 07/24/26 Sat 07/25/26 Sun 07/26/26 Mon 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 86 90 76 79 82 84 88 92 76 79 82 Temp 85 82 81 80 81 84 86 86 85 82 81 79 80 84 87 88 86 82 81 79 80 84 Dewpt 75 76 76 76 76 76 76 76 76 77 76 76 76 76 76 75 75 75 76 75 75 76 RH 72 82 85 88 85 77 72 72 75 85 85 91 88 77 70 66 70 79 85 88 85 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 14 18 18 19 20 20 19 19 18 19 17 16 16 16 14 14 13 13 11 10 12 Clouds FW FW FW CL FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 30 30 30 30 30 QPF 12hr 0.03 0.06 0.07-0.12 0.30 0.08 Snow 12hr MM MM MM Rain shwrs IS IS IS IS SC IS IS IS IS SC SC SC SC SC SC SC SC SC SC SC IS Obvis H H H H Heat index 94 89 87 83 86 93 96 97 94 89 86 82 86 94 97 98 95 89 86 81 84 93 Max heat 105 96 98 105 103 95 100 106 106 94 100 Date 07/27 Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 Fri 07/31/26 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 88 80 88 80 88 80 88 Temp 88 82 79 84 88 82 80 85 88 83 80 85 88 83 80 85 88 83 Dewpt 76 76 76 76 76 77 76 77 76 76 76 76 76 76 76 76 72 72 PWind dir E E E E E E E E E Wind char GN GN BZ BZ BZ BZ BZ BZ BZ Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC FW FW SC SC SC FW PoP 12hr 20 20 30 30 30 10 10 10 10 Rain shwrs IS IS IS IS IS SC SC SC IS IS IS IS IS IS IS IS IS IS $$