Area Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
626 FOCA52 TJSJ 312102 AFMSJU Area Forecast Matrices National Weather Service San Juan PR 502 PM AST Thu Jul 31 2025 PRZ001-010800- San Juan and Vicinity- Including the cities of Bayamon, Carolina, Catano, Guaynabo, San Juan, Toa Alta, Toa Baja, and Trujillo Alto 502 PM AST Thu Jul 31 2025 Date 07/31/25 Fri 08/01/25 Sat 08/02/25 Sun 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 89 92 73 77 82 81 88 92 73 76 82 Temp 81 79 78 78 84 88 89 85 81 79 78 78 84 87 88 85 80 78 77 77 85 Dewpt 74 74 75 75 76 77 78 78 77 76 76 75 77 77 77 77 76 76 76 75 76 RH 79 85 91 91 77 70 70 80 88 91 94 91 80 72 70 77 88 94 97 94 75 Wind dir E E SE SE E E E E E E E E SE SE SE SE SE SE SE SE SE Wind spd 9 8 8 8 10 13 14 13 9 8 6 5 5 12 12 10 6 5 5 4 6 Clouds SC B1 B2 B1 SC SC B1 B2 B1 B1 B2 B2 OV OV B1 B1 B1 B1 B2 B2 B1 PoP 12hr 50 50 70 70 60 QPF 12hr 0.15-0.30 0.18-0.26 0.65-0.90 0.52-1.31 0.25-0.44 Snow 12hr MM MM MM Rain shwrs SC SC SC SC IS SC SC SC SC SC NM NM NM NM SC SC SC SC NM NM SC Tstms IS IS IS IS IS IS IS IS IS IS Heat index 85 81 94101103 97 88 82 80 94100101 95 85 81 94 Max heat 101 91 100 112 112 93 100 111 111 93 100 Date 08/03 Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 Thu 08/07/25 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 89 78 89 76 89 76 89 Temp 89 81 78 84 89 81 79 84 89 80 77 84 89 81 77 85 89 81 Dewpt 77 76 76 77 77 76 75 77 76 76 75 76 76 75 75 76 76 76 PWind dir SE SE E E E E E E E Wind char GN LT GN LT GN LT GN LT GN Avg clouds B1 B2 B2 B2 OV OV OV B2 B1 B2 B2 B2 B1 SC B1 B1 B1 SC PoP 12hr 70 70 80 80 60 60 60 40 30 Rain shwrs NM NM NM NM D D D SC SC SC SC NM IS SC SC SC SC SC Tstms IS IS IS IS IS IS IS IS IS IS $$ PRZ002-010800- Northeast- Including the cities of Ceiba, Canovanas, Fajardo, Humacao, Loiza, Luquillo, Naguabo, and Rio Grande 502 PM AST Thu Jul 31 2025 Date 07/31/25 Fri 08/01/25 Sat 08/02/25 Sun AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 67 77 82 75 87 91 66 77 82 75 86 91 66 77 82 Temp 80 79 78 78 83 86 87 84 80 78 77 78 82 85 86 83 80 78 77 78 83 Dewpt 73 74 75 75 76 77 77 77 76 76 75 75 76 76 76 76 75 76 75 75 75 RH 79 85 91 91 80 75 72 80 88 94 94 91 82 75 72 80 85 94 94 91 77 Wind dir E E E E E E E E E E NE E E SE SE SE SE SE SE SE SE Wind spd 10 10 11 11 13 13 12 11 10 10 8 6 10 13 11 10 9 9 9 8 9 Wind gust 21 21 24 24 24 21 21 19 19 20 Clouds B2 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 OV OV OV B1 B1 B1 B1 B2 B2 B1 PoP 12hr 60 50 70 70 60 QPF 12hr 0.24-0.31 0.21 0.85-0.90 0.47-1.24 0.32-0.53 Snow 12hr MM MM MM Rain shwrs SC SC SC SC SC SC SC SC SC SC NM NM NM NM SC SC SC SC NM NM SC Tstms IS IS IS IS IS IS IS IS IS IS IS Heat index 85 83 81 91 97 98 93 85 82 90 95 96 92 85 82 80 91 Max heat 100 92 101 110 108 93 98 106 105 93 99 Date 08/03 Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 Thu 08/07/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 77 87 77 87 76 87 77 87 Temp 87 80 78 83 87 80 78 83 87 80 77 83 87 80 78 83 87 80 Dewpt 76 75 75 76 75 75 75 75 75 75 74 75 75 74 74 75 75 75 PWind dir SE E E E E E E E E Wind char GN GN GN GN GN LT GN GN GN Avg clouds B2 B2 OV OV OV OV OV B2 B1 B2 B2 B2 B1 B1 B1 B1 B1 B1 PoP 12hr 70 70 80 80 60 60 60 40 40 Rain shwrs NM NM NM NM D D D D SC NM NM NM NM SC SC SC SC SC Tstms IS IS IS IS IS IS IS IS IS IS $$ PRZ003-010800- Southeast- Including the cities of Arroyo, Guayama, Maunabo, Patillas, Salinas, and Yabucoa 502 PM AST Thu Jul 31 2025 Date 07/31/25 Fri 08/01/25 Sat 08/02/25 Sun 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 77 82 77 88 94 69 76 82 76 86 92 69 77 82 Temp 80 79 77 78 83 87 88 84 80 79 77 77 82 85 86 83 80 78 77 78 83 Dewpt 73 74 74 74 76 76 77 77 75 75 75 74 76 76 77 77 76 76 75 75 76 RH 79 85 90 88 80 70 70 80 85 88 94 90 82 75 75 82 88 94 94 91 80 Wind dir E E E E E E E E NE NE NE NE E E SE SE E E SE SE SE Wind spd 9 9 9 9 11 14 12 11 9 8 6 5 6 12 10 9 6 8 8 6 9 Wind gust 19 19 19 21 28 26 23 18 24 21 19 Clouds B1 B2 SC B1 B1 SC FW B2 SC B1 B2 B2 OV OV B1 B1 B2 B2 B2 B2 B2 PoP 12hr 50 50 70 70 60 QPF 12hr 0.13-0.24 0.13-0.22 0.38-0.85 0.48-0.61 0.49-0.56 Snow 12hr MM MM MM Rain shwrs SC SC SC SC SC SC IS SC IS SC NM NM NM NM SC SC SC SC NM NM NM Tstms IS IS IS IS IS IS IS IS IS Heat index 84 82 80 92 98100 94 85 82 90 95 97 92 84 82 80 91 Max heat 102 91 101 112 111 92 98 109 108 92 99 Date 08/03 Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 Thu 08/07/25 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 88 76 88 77 88 Temp 87 80 78 84 87 80 78 84 88 80 77 83 88 80 77 84 88 80 Dewpt 76 75 75 76 76 74 75 75 76 74 74 75 75 74 74 75 75 75 PWind dir SE E E NE E NE E E E Wind char GN GN GN LT GN LT GN LT GN Avg clouds B2 B2 B2 OV OV OV OV B2 B1 B1 B1 B1 B1 SC SC SC B1 B1 PoP 12hr 70 70 80 70 50 60 60 40 40 Rain shwrs SC NM NM NM D D NM SC SC SC SC SC NM IS IS SC SC SC Tstms IS IS IS IS IS IS IS IS IS IS $$ PRZ004-010800- Eastern Interior- Including the cities of Aguas Buenas, Caguas, Cayey, Cidra, Comerio, Gurabo, Juncos, Las Piedras, and San Lorenzo 502 PM AST Thu Jul 31 2025 Date 07/31/25 Fri 08/01/25 Sat 08/02/25 Sun AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 69 74 77 75 86 92 69 74 77 75 84 91 69 74 77 Temp 77 76 75 75 81 85 86 82 78 76 75 75 80 84 84 81 77 76 74 75 81 Dewpt 72 72 72 73 74 75 75 75 74 74 73 73 75 75 75 75 74 74 73 73 74 RH 85 87 90 94 79 72 70 79 88 94 94 94 85 74 74 82 90 94 97 94 79 Wind dir E E E E E E E E E NE NE NE E SE SE SE SE SE SE SE SE Wind spd 5 5 6 5 9 12 11 10 5 4 3 2 5 10 10 8 4 4 5 4 8 Clouds SC B2 B1 B1 B1 FW SC B2 SC B1 B2 B2 OV OV B1 B1 B2 B2 B2 B2 B1 PoP 12hr 50 50 70 70 60 QPF 12hr 0.12-0.28 0.13-0.23 0.57-0.88 0.51-1.26 0.38-0.54 Snow 12hr MM MM MM Rain shwrs SC SC SC SC SC IS IS SC SC SC NM NM NM NM SC SC SC SC NM NM SC Tstms IS IS IS IS IS IS IS IS IS IS IS Heat index 87 93 95 89 85 91 93 87 86 Max heat 98 85 97 109 108 87 97 106 105 87 99 Date 08/03 Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 Thu 08/07/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 74 86 74 86 73 86 73 86 Temp 86 78 75 81 86 78 75 82 86 77 74 81 86 78 74 81 86 78 Dewpt 74 74 73 75 74 73 73 74 74 73 72 74 73 73 72 74 73 73 PWind dir SE E E E E E E E E Wind char GN LT GN LT GN LT GN LT GN Avg clouds B1 B2 OV OV OV OV OV B2 B1 B2 B1 B2 B1 SC B1 B1 B1 B1 PoP 12hr 70 70 80 80 50 60 60 40 40 Rain shwrs SC NM NM NM D D D SC SC SC SC SC NM SC SC SC SC SC Tstms IS IS IS IS IS IS IS IS IS IS $$ PRZ005-010800- North Central- Including the cities of Arecibo, Barceloneta, Dorado, Florida, Manati, Vega Alta, and Vega Baja 502 PM AST Thu Jul 31 2025 Date 07/31/25 Fri 08/01/25 Sat 08/02/25 Sun 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 75 82 83 90 94 73 76 82 83 88 93 73 75 82 Temp 80 78 76 77 84 89 90 86 81 79 77 77 84 87 88 84 79 77 76 77 84 Dewpt 74 74 74 74 77 78 79 78 77 77 76 75 77 78 79 78 76 76 75 74 77 RH 82 88 94 90 80 70 70 77 88 94 97 94 80 75 75 82 91 97 97 90 80 Wind dir E SE SE SE E E E E E E E E E E E SE SE SE SE SE SE Wind spd 9 8 6 6 9 14 18 18 12 10 9 5 5 11 13 9 8 6 5 4 5 Wind gust 32 33 24 24 Clouds SC SC B1 SC SC FW B1 B2 FW FW B1 B1 OV OV B1 B1 SC SC B1 B1 SC PoP 12hr 50 50 70 70 50 QPF 12hr 0.02-0.24 0.16-0.65 0.21-0.84 0.47-1.62 0.07-0.29 Snow 12hr MM MM MM Rain shwrs IS IS SC IS IS IS SC SC IS IS SC SC NM NM SC SC SC SC SC SC IS Tstms IS IS IS IS IS IS IS IS Heat index 84 94103105 98 87 81 94102103 95 83 94 Max heat 103 90 102 114 113 92 101 112 111 92 101 Date 08/03 Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 Thu 08/07/25 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 76 89 76 89 75 89 75 89 Temp 90 80 77 84 89 81 77 84 89 79 76 83 89 79 76 84 89 80 Dewpt 77 76 75 77 78 76 75 77 78 76 75 77 78 76 75 76 77 76 PWind dir E SE E E E E E E E Wind char GN LT GN LT GN LT GN LT GN Avg clouds B1 B2 B1 B1 B2 OV B2 B2 B1 B1 B1 B1 B1 B1 SC SC SC SC PoP 12hr 70 50 80 60 40 40 40 20 20 Rain shwrs NM NM SC SC D D NM NM SC SC SC SC SC SC IS IS IS IS Tstms IS IS IS IS IS IS IS IS IS $$ PRZ006-010800- Central Interior- Including the cities of Aibonito, Barranquitas, Ciales, Coamo, Corozal, Jayuya, Morovis, Naranjito, Orocovis, and Villalba 502 PM AST Thu Jul 31 2025 Date 07/31/25 Fri 08/01/25 Sat 08/02/25 Sun AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 62 72 76 75 84 93 63 72 77 75 82 91 62 72 77 Temp 76 74 73 73 80 83 84 81 76 75 73 73 78 81 82 79 75 74 73 73 79 Dewpt 71 71 71 71 73 74 75 74 73 73 72 72 73 74 75 74 73 73 72 71 73 RH 85 90 93 93 79 74 74 79 90 94 97 97 85 79 79 85 94 97 97 93 82 Wind dir E E E E E E E E E NE NE NE E SE SE SE SE SE SE SE SE Wind spd 5 4 5 5 8 11 11 11 5 4 3 2 3 9 10 8 4 4 4 3 6 Wind gust 27 25 23 24 20 Clouds SC B1 SC SC SC CL SC B2 FW FW SC B1 OV OV B1 B1 B1 B1 B2 B2 B1 PoP 12hr 40 50 70 70 60 QPF 12hr 0.02-0.16 0.12-0.38 0.16-0.77 0.50-1.43 0.18-0.51 Snow 12hr MM MM MM Rain shwrs IS SC SC IS IS SC SC IS SC SC NM NM SC SC SC SC NM NM SC Tstms IS IS IS IS IS IS IS IS IS Heat index 83 90 92 85 82 87 88 83 82 Max heat 100 84 98 110 108 87 96 108 106 86 98 Date 08/03 Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 Thu 08/07/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 83 73 84 73 84 71 83 72 84 Temp 83 76 73 79 84 76 74 80 84 76 72 79 83 76 73 79 84 76 Dewpt 74 72 72 73 74 72 71 73 74 72 71 73 74 72 71 72 73 72 PWind dir SE E E E E E E E E Wind char GN LT GN LT GN LT LT LT GN Avg clouds B1 B2 B2 B2 OV OV B2 B2 B1 B1 B1 B1 B1 B1 SC SC SC SC PoP 12hr 60 70 80 60 50 40 40 30 20 Rain shwrs SC NM SC NM D D NM NM SC SC SC SC SC SC SC SC IS IS Tstms IS IS IS IS IS IS IS IS IS IS $$ PRZ007-010800- Ponce and Vicinity- Including the cities of Guayanilla, Juana Diaz, Yauco, Penuelas, Ponce, and Santa Isabel 502 PM AST Thu Jul 31 2025 Date 07/31/25 Fri 08/01/25 Sat 08/02/25 Sun 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 76 82 75 88 94 65 76 82 75 86 94 65 76 82 Temp 79 78 76 77 84 88 88 85 80 78 77 77 82 86 86 83 80 78 77 77 83 Dewpt 72 71 71 71 72 73 75 75 74 73 72 71 73 74 75 75 74 73 73 72 73 RH 79 79 85 82 67 61 66 72 82 85 85 82 74 68 70 77 82 85 87 85 72 Wind dir E E E E E E E E E NE NE NE E SE SE SE E E E E E Wind spd 9 5 5 6 9 13 13 12 8 5 4 3 3 11 11 10 8 8 8 6 10 Wind gust 24 23 29 28 26 24 24 21 19 19 20 23 Clouds SC SC SC SC SC CL SC B1 FW FW FW FW B2 B2 B1 B1 B1 B1 B2 B2 B2 PoP 12hr 30 50 60 60 60 QPF 12hr 0.01-0.13 0.06-0.52 0.12-0.38 0.45-1.55 0.25-0.55 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS SC IS IS NM NM SC SC SC SC NM NM SC Tstms IS IS IS IS IS IS IS IS IS Heat index 83 80 89 96 98 93 85 81 88 94 95 91 84 81 89 Max heat 101 90 97 110 109 91 97 107 106 92 98 Date 08/03 Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 Thu 08/07/25 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 76 89 75 87 75 88 Temp 87 80 77 84 88 80 77 84 89 79 76 83 87 79 76 83 88 79 Dewpt 74 73 73 73 74 72 71 72 74 73 71 72 74 73 71 72 73 73 PWind dir SE E E E E NE E E E Wind char GN LT GN LT GN LT GN LT GN Avg clouds B1 B1 B2 B2 B2 OV B2 B2 B1 B1 SC SC SC SC SC SC SC SC PoP 12hr 50 60 80 70 60 30 20 20 20 Rain shwrs SC SC SC SC D D NM NM IS SC IS IS IS IS IS IS IS IS Tstms IS IS IS IS IS IS IS IS IS IS $$ PRZ008-010800- Northwest- Including the cities of Aguadilla, Camuy, Hatillo, Isabela, and Quebradillas 502 PM AST Thu Jul 31 2025 Date 07/31/25 Fri 08/01/25 Sat 08/02/25 Sun AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 74 82 83 89 94 72 75 82 83 86 93 71 74 82 Temp 78 76 75 75 83 88 89 84 80 78 76 76 82 85 86 83 78 76 75 76 83 Dewpt 74 73 72 72 75 76 77 76 75 75 75 74 76 77 77 76 75 75 74 73 75 RH 88 90 90 90 77 68 68 77 85 91 97 94 82 77 75 80 91 97 97 90 77 Wind dir E E E E E E E E E E E E E E E E SE SE SE SE SE Wind spd 9 10 8 8 9 12 18 18 16 12 10 9 10 8 8 4 3 4 4 4 5 Wind gust 24 32 33 27 24 20 19 Clouds SC SC SC SC SC CL B1 B2 FW CL SC SC OV OV B2 B2 SC SC SC SC SC PoP 12hr 30 60 70 70 30 QPF 12hr 0.02 0.28-1.14 0.15-0.42 0.86-2.06 0.05-0.13 Snow 12hr MM MM MM Rain shwrs IS IS SC NM IS SC NM NM NM NM IS IS SC SC IS Tstms IS IS IS IS IS Heat index 80 90 99102 94 83 89 97 98 91 80 90 Max heat 104 90 100 112 111 92 101 112 110 91 100 Date 08/03 Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 Thu 08/07/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 88 75 88 75 87 74 87 74 87 Temp 88 79 76 83 88 80 76 83 87 78 75 82 87 78 75 82 87 79 Dewpt 76 75 74 75 76 75 74 75 76 75 74 75 76 75 73 74 76 75 PWind dir E E E E E E E E E Wind char LT LT GN GN GN GN GN LT GN Avg clouds B1 B2 SC SC B1 OV B2 B2 B1 B1 SC SC B1 B1 SC SC SC B1 PoP 12hr 70 20 80 60 30 30 60 20 50 Rain shwrs NM NM IS IS D D NM NM SC SC SC SC NM NM IS IS SC SC Tstms IS IS IS IS IS IS $$ PRZ009-010800- Western Interior- Including the cities of Adjuntas, Lares, Las Marias, Maricao, Sabana Grande, San Sebastian, and Utuado 502 PM AST Thu Jul 31 2025 Date 07/31/25 Fri 08/01/25 Sat 08/02/25 Sun 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 76 75 85 94 66 72 76 75 83 92 67 73 77 Temp 76 74 72 73 80 84 85 81 77 75 73 73 79 82 83 80 76 74 73 74 79 Dewpt 71 70 70 69 72 73 75 74 73 73 72 71 73 75 75 73 73 73 72 71 73 RH 85 87 93 87 77 70 72 79 87 94 97 93 82 79 77 79 90 97 97 90 82 Wind dir E E E E E E E E E E E E E E SE SE SE SE SE SE SE Wind spd 5 5 4 4 5 9 8 8 6 5 4 3 4 6 6 6 4 5 5 4 6 Wind gust 23 19 28 26 18 17 16 24 25 21 20 21 Clouds SC SC SC SC SC CL B2 OV FW CL CL FW B2 B2 B2 B2 SC SC B1 B1 B1 PoP 12hr 20 70 70 70 50 QPF 12hr 0.02 0.12-1.20 0.11-0.24 0.60-2.10 0.07-0.42 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS NM NM IS NM NM NM NM SC SC SC SC SC Tstms IS IS IS IS IS IS IS IS Heat index 84 91 94 86 82 88 89 83 83 Max heat 99 86 96 109 108 87 95 107 105 87 96 Date 08/03 Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 Thu 08/07/25 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 73 84 73 85 71 84 71 85 Temp 84 76 73 80 84 77 74 80 85 76 72 79 84 75 72 79 85 76 Dewpt 74 72 72 72 74 72 71 72 74 73 71 72 74 73 71 72 73 73 PWind dir SE E E E E E E E E Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B2 B1 B1 B1 OV B2 B2 B1 B1 SC SC SC B1 SC SC SC B1 PoP 12hr 70 40 80 60 60 30 50 20 40 Rain shwrs SC NM SC SC D D NM NM IS SC SC IS IS IS IS IS IS SC Tstms IS IS IS IS IS IS IS IS $$ PRZ010-010800- Mayaguez and Vicinity- Including the cities of Aguada, Anasco, Hormigueros, Mayaguez, Moca, Rincon, and San German 502 PM AST Thu Jul 31 2025 Date 07/31/25 Fri 08/01/25 Sat 08/02/25 Sun AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 75 82 77 90 94 70 76 82 75 88 94 71 76 82 Temp 79 77 75 76 84 89 90 85 80 78 77 77 83 87 88 84 80 78 76 77 84 Dewpt 75 73 72 71 75 76 77 77 76 76 74 73 76 77 78 77 76 75 74 73 75 RH 88 87 90 85 74 66 66 77 88 94 90 87 80 72 72 80 88 91 94 87 74 Wind dir E E E E E E E E E NE E E E SE SE E SE SE SE SE E Wind spd 8 9 8 8 8 8 9 6 8 11 9 8 6 6 9 6 6 8 9 8 9 Wind gust 19 26 24 24 25 24 24 24 21 25 24 21 20 17 20 23 24 24 25 25 24 Clouds SC SC SC SC SC CL B1 B2 FW CL CL FW B2 B2 OV OV SC SC B1 B1 B1 PoP 12hr 10 80 60 80 50 QPF 12hr 0.01 0.03-1.33 0.05-0.21 0.41-2.20 0.05-0.37 Snow 12hr MM MM MM Rain shwrs IS IS IS NM D IS IS NM NM NM NM IS IS SC SC SC Tstms IS IS IS IS IS IS IS IS IS Heat index 82 92101104 97 86 80 91100101 94 83 92 Max heat 104 90 99 112 112 92 100 112 112 91 100 Date 08/03 Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 Thu 08/07/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 76 89 76 90 74 89 75 89 Temp 89 80 77 84 89 80 77 84 90 79 75 83 89 79 76 84 89 79 Dewpt 77 76 74 75 77 76 74 75 77 76 74 75 77 75 74 74 76 76 PWind dir SE E E E E E E E E Wind char GN LT GN GN LT LT LT LT LT Avg clouds B1 B1 SC SC B1 OV OV B2 B1 B1 SC SC SC B1 SC SC SC B1 PoP 12hr 60 30 80 70 50 30 50 20 40 Rain shwrs SC NM IS IS D D NM NM SC SC SC IS IS IS IS IS IS SC Tstms IS IS IS IS IS IS IS IS $$ PRZ011-010800- Southwest- Including the cities of Cabo Rojo, Guanica, and Lajas 502 PM AST Thu Jul 31 2025 Date 07/31/25 Fri 08/01/25 Sat 08/02/25 Sun 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 82 83 92 94 72 75 82 83 91 94 73 77 82 Temp 81 79 77 77 86 91 92 87 81 78 76 77 85 90 91 86 81 79 78 78 85 Dewpt 75 73 71 71 74 76 77 77 77 75 73 72 74 77 77 77 76 75 74 73 75 RH 82 82 82 82 68 62 62 72 88 91 90 85 70 66 64 75 85 88 88 85 72 Wind dir E E E E E E SE E E NE NE NE E SE SE SE E E E E E Wind spd 14 10 9 9 12 17 16 10 9 4 3 3 3 13 17 13 12 13 13 11 14 Wind gust 31 23 20 20 27 33 32 23 20 27 31 27 27 28 28 25 28 Clouds SC SC SC SC SC CL FW B1 FW CL FW FW B2 B2 B2 B2 B1 B1 B2 B2 B2 PoP 12hr 10 30 60 60 60 QPF 12hr 0.02 0.04-0.57 0.08-0.14 0.37-1.67 0.23-0.49 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS SC IS NM NM SC SC SC SC NM NM NM Tstms IS IS IS IS IS IS IS Heat index 86 81 94104106 99 87 80 92103104 97 88 83 94 Max heat 101 90 98 112 110 93 96 110 109 92 98 Date 08/03 Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 Thu 08/07/25 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 92 75 92 74 91 75 92 Temp 91 81 78 86 92 81 76 86 92 80 75 85 91 80 76 85 92 80 Dewpt 77 76 74 75 77 76 72 73 77 76 72 74 77 76 72 74 76 76 PWind dir SE E E E E E E E E Wind char BZ GN BZ LT GN LT GN LT GN Avg clouds B2 B1 B1 B1 B2 OV OV B2 B1 B2 SC SC SC SC SC SC SC SC PoP 12hr 60 40 80 70 60 30 20 20 10 Rain shwrs NM SC SC SC D D NM NM NM NM SC IS IS IS IS IS IS IS Tstms IS IS IS IS IS IS IS IS IS IS $$ PRZ012-010800- Culebra- Including the city of Culebra 502 PM AST Thu Jul 31 2025 Date 07/31/25 Fri 08/01/25 Sat 08/02/25 Sun AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 81 83 88 93 80 83 88 92 80 Temp 83 82 81 81 85 88 88 86 83 81 80 81 85 87 88 86 83 81 81 81 85 Dewpt 76 77 77 77 77 78 78 79 77 78 77 77 77 78 78 78 77 78 77 77 77 RH 80 85 88 88 77 72 72 80 82 91 91 88 77 75 72 77 82 91 88 88 77 Wind dir E E E E E E E E E E NE E SE SE SE SE SE SE SE SE SE Wind spd 18 19 20 19 20 19 17 17 19 19 18 17 18 19 17 16 14 16 14 13 12 Clouds B1 B2 B2 B2 SC B2 B1 B2 B2 B2 B2 B2 OV OV B1 B1 B1 B1 B2 B2 B2 PoP 12hr 60 50 70 70 50 QPF 12hr 0.31 0.20 0.88 0.53 0.33 Snow 12hr MM MM MM Rain shwrs SC SC NM SC IS SC SC SC SC SC NM NM NM NM SC SC SC SC SC SC SC Tstms IS IS IS IS IS IS IS IS IS IS IS Heat index 91 90 87 88 96101102 98 92 90 86 87 95100101 97 91 90 86 87 95 Max heat 102 93 101 110 109 95 100 108 107 94 100 Date 08/03 Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 Thu 08/07/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 88 81 88 81 88 80 88 80 88 Temp 88 83 81 85 88 83 81 85 88 83 81 85 88 83 81 85 88 83 Dewpt 78 77 77 77 77 77 77 77 77 76 76 76 77 76 76 76 77 77 PWind dir SE E E E E E E E E Wind char GN BZ BZ BZ GN GN GN GN GN Avg clouds B2 OV OV OV OV OV OV B2 B1 B2 B2 B2 B1 B1 B1 B1 B1 B1 PoP 12hr 70 70 80 80 60 60 40 40 40 Rain shwrs NM NM NM NM D D D D SC NM NM NM SC SC SC SC SC SC Tstms IS IS IS IS IS IS IS IS IS IS $$ PRZ013-010800- Vieques- Including the city of Vieques 502 PM AST Thu Jul 31 2025 Date 07/31/25 Fri 08/01/25 Sat 08/02/25 Sun 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 83 88 92 76 78 82 83 88 92 76 79 82 Temp 82 81 80 80 85 88 88 85 82 80 79 79 84 87 88 85 82 80 79 80 84 Dewpt 74 75 75 76 76 77 76 77 76 76 76 76 76 76 75 76 76 76 76 75 76 RH 77 82 85 88 75 70 68 77 82 88 91 91 77 70 66 75 82 88 91 85 77 Wind dir E E E E E E E E E E NE E E SE SE SE SE SE SE SE SE Wind spd 18 18 20 20 20 19 17 17 18 19 17 16 16 17 14 13 14 16 13 13 12 Clouds B1 B2 B1 B2 SC B2 SC B2 B2 B2 B2 OV OV OV B1 B1 B2 B2 B2 B2 B2 PoP 12hr 50 50 70 70 50 QPF 12hr 0.27 0.20 0.88 0.43-0.51 0.34-0.41 Snow 12hr MM MM MM Rain shwrs SC SC SC SC IS SC IS SC SC SC NM NM NM NM SC SC SC SC SC SC SC Tstms IS IS IS IS IS IS IS IS IS Heat index 88 87 84 86 94 99100 96 89 86 81 82 93 98 98 95 88 86 82 84 93 Max heat 97 91 99 106 105 92 98 105 103 92 96 Date 08/03 Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 Thu 08/07/25 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 79 88 79 88 79 88 Temp 88 82 80 85 88 82 80 85 88 82 80 85 88 82 80 85 88 82 Dewpt 76 75 76 76 75 75 75 75 75 75 75 75 75 75 75 74 75 75 PWind dir SE E E E E E E E E Wind char GN BZ BZ BZ GN GN GN GN GN Avg clouds B2 B2 OV OV OV OV OV B2 B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 70 70 80 80 50 50 40 40 40 Rain shwrs NM NM NM NM D D D D SC SC SC SC SC SC SC SC SC SC Tstms IS IS IS IS IS IS IS IS IS IS $$ VIZ001-010800- St.Thomas...St. John...and Adjacent Islands- Including the cities of Anna`s Retreat, Charlotte Amalie, Charlotte Amalie East, Charlotte Amalie West, and Cruz Bay 502 PM AST Thu Jul 31 2025 Date 07/31/25 Fri 08/01/25 Sat 08/02/25 Sun AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 72 79 82 83 86 93 72 79 82 83 86 93 72 79 82 Temp 81 80 79 80 84 86 86 84 81 80 79 80 83 86 86 84 81 80 79 80 83 Dewpt 75 77 76 76 77 77 77 77 76 77 77 77 77 77 77 77 76 77 77 76 76 RH 82 91 91 88 80 75 75 80 85 91 94 91 82 75 75 80 85 91 94 88 80 Wind dir E E E E E E E E E E E E SE SE SE SE SE SE SE SE SE Wind spd 19 20 20 21 20 19 18 18 19 19 18 17 20 19 17 16 16 16 13 13 14 Clouds B1 B2 B2 SC SC B1 FW B1 B2 B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 PoP 12hr 60 50 70 70 50 QPF 12hr 0.29-0.37 0.12-0.17 0.73-0.84 0.36-0.53 0.36 Snow 12hr MM MM MM Rain shwrs SC NM SC SC IS SC IS SC SC SC NM NM NM NM SC SC SC SC SC SC SC Tstms IS IS IS IS IS IS IS IS IS IS IS Heat index 87 86 84 84 93 97 98 94 88 87 83 84 92 96 97 94 88 87 83 84 92 Max heat 102 94 102 110 110 94 103 109 108 94 102 Date 08/03 Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 Thu 08/07/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 79 86 79 86 79 86 79 86 Temp 86 82 80 84 86 82 80 84 86 81 79 84 86 82 80 84 86 81 Dewpt 77 76 77 77 76 76 76 76 76 75 76 75 75 75 76 75 76 75 PWind dir SE E E E E E E E E Wind char GN BZ BZ BZ GN GN BZ BZ BZ Avg clouds B2 OV OV OV OV B2 B2 B2 B1 B1 B2 B1 SC SC SC SC SC SC PoP 12hr 70 70 70 60 50 50 30 20 40 Rain shwrs NM NM NM NM NM NM NM NM SC SC SC SC SC SC IS IS IS SC Tstms IS IS IS IS IS IS IS IS $$ VIZ002-010800- St Croix- Including the cities of Christiansted, Frederiksted, Frederiksted Southeast, and Grove Place 502 PM AST Thu Jul 31 2025 Date 07/31/25 Fri 08/01/25 Sat 08/02/25 Sun 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 83 88 94 76 79 82 83 87 94 76 79 82 Temp 82 81 80 81 85 87 88 85 82 80 80 80 84 87 87 85 82 81 80 80 84 Dewpt 75 76 76 76 77 78 77 77 76 77 76 76 77 77 77 77 76 77 76 76 77 RH 79 85 88 85 77 75 70 77 82 91 88 88 80 72 72 77 82 88 88 88 80 Wind dir E E E E E E E E E E E E SE SE SE SE SE SE SE SE E Wind spd 16 17 17 17 19 19 18 16 16 16 12 14 18 18 16 14 12 12 11 10 11 Wind gust 27 Clouds B1 B1 B1 SC SC B1 FW SC B2 B2 B2 B2 SC SC B1 B1 B2 B2 SC SC B1 PoP 12hr 40 50 60 50 50 QPF 12hr 0.12-0.19 0.12 0.65 0.21 0.29 Snow 12hr MM MM MM Rain shwrs SC SC SC SC IS SC IS SC SC SC SC NM SC SC SC SC SC SC SC SC SC Tstms IS IS IS Heat index 89 88 85 86 95100100 96 89 87 82 84 93 99 99 95 89 87 83 84 94 Max heat 101 93 103 112 110 92 101 110 109 93 100 Date 08/03 Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 Thu 08/07/25 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 88 80 87 79 87 79 87 Temp 87 82 80 85 88 82 80 84 87 82 80 84 87 82 80 84 87 82 Dewpt 77 76 76 77 76 76 76 76 76 75 75 76 76 75 75 76 76 75 PWind dir E E E E E E E E E Wind char GN BZ BZ GN GN GN GN GN BZ Avg clouds B2 OV OV OV OV B2 B2 B1 B1 B1 B2 B1 SC B1 SC SC SC SC PoP 12hr 70 70 70 50 50 50 30 30 40 Rain shwrs NM NM NM NM NM NM SC SC SC SC SC SC SC SC SC SC IS SC Tstms IS IS IS IS IS IS IS IS $$