Area Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
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904 FOCA52 TJSJ 212102 AFMSJU Area Forecast Matrices National Weather Service San Juan PR 502 PM AST Thu Aug 21 2025 PRZ001-220800- 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 Aug 21 2025 Date 08/21/25 Fri 08/22/25 Sat 08/23/25 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 78 82 79 86 89 73 77 82 79 86 89 74 78 82 Temp 81 79 78 78 83 85 86 83 80 79 78 78 82 85 86 83 80 80 78 79 85 Dewpt 75 75 75 74 76 77 77 78 77 76 76 75 76 77 77 77 76 76 76 76 77 RH 82 88 91 88 80 77 75 85 91 91 94 91 82 77 75 82 88 88 94 91 77 Wind dir E E E E E NE NE NE NE E E SE SE SE SE SE SE SE SE SE E Wind spd 6 6 6 4 8 10 11 9 5 5 4 4 5 8 8 6 5 5 4 4 6 Clouds CL CL CL CL B1 B1 B1 B1 B1 B1 B1 SC CL CL B1 B1 SC SC SC SC SC PoP 12hr 40 50 50 50 10 QPF 12hr 0.05 0.23-0.69 0.31-0.62 0.43-0.95 0.01-0.11 Snow 12hr MM MM MM Rain shwrs SC SC SC SC SC SC SC SC SC SC SC SC IS IS IS IS IS Tstms IS IS IS IS IS IS IS IS Obvis H H H H Heat index 86 82 80 80 91 96 97 93 85 81 90 96 97 93 85 83 80 81 96 Max heat 100 91 96 106 104 92 97 106 106 92 104 Date 08/24 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 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 78 88 78 86 77 87 76 87 Temp 90 82 79 84 88 82 79 83 86 80 78 83 87 80 77 83 87 80 Dewpt 77 77 76 76 77 76 75 76 77 76 76 77 77 76 76 77 77 73 PWind dir E E E E E E E SE E Wind char GN LT GN LT GN LT GN LT GN Avg clouds SC SC SC SC SC SC SC SC B1 SC B1 B1 B1 SC SC SC SC B1 PoP 12hr 20 20 20 50 50 50 50 20 50 Rain shwrs IS IS IS IS IS IS IS SC SC IS SC SC SC SC IS IS IS SC Tstms IS IS IS IS IS $$ PRZ002-220800- Northeast- Including the cities of Ceiba, Canovanas, Fajardo, Humacao, Loiza, Luquillo, Naguabo, and Rio Grande 502 PM AST Thu Aug 21 2025 Date 08/21/25 Fri 08/22/25 Sat 08/23/25 Sun AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 66 76 82 72 86 91 66 75 82 71 85 89 67 77 82 Temp 80 78 77 77 82 85 86 83 79 77 76 76 81 84 85 82 79 78 77 77 83 Dewpt 74 75 74 74 75 76 76 76 75 75 75 75 75 76 76 76 75 76 76 76 76 RH 82 91 90 90 79 75 72 80 88 94 97 97 82 77 75 82 88 94 97 97 80 Wind dir NE NE NE NE NE NE NE NE NE NE NE E SE SE SE SE SE SE SE SE E Wind spd 8 9 8 8 8 10 10 8 6 6 5 5 5 8 9 8 5 6 6 6 10 Wind gust 18 19 Clouds FW CL CL FW B2 B2 B2 B2 B2 B2 B1 B1 CL CL SC SC SC SC SC SC SC PoP 12hr 50 60 50 50 10 QPF 12hr 0.06 0.57-0.81 0.36-0.84 0.14-0.93 0.01-0.10 Snow 12hr MM MM MM Rain shwrs IS NM SC NM NM SC SC SC SC SC SC SC SC IS IS IS IS IS Tstms IS IS IS IS IS IS IS IS IS IS Obvis H H H H Heat index 84 80 89 95 96 91 83 87 93 94 90 83 80 92 Max heat 101 91 100 108 106 92 96 105 105 92 101 Date 08/24 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 77 87 76 86 76 86 76 87 Temp 87 81 78 83 87 80 77 82 86 79 76 82 86 79 77 83 87 80 Dewpt 76 76 75 75 75 75 75 75 76 75 75 76 76 75 75 76 75 73 PWind dir E E E E E E E E SE Wind char GN GN GN GN GN LT GN LT GN Avg clouds SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 20 40 40 50 50 50 50 50 50 Rain shwrs IS IS IS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC Tstms IS IS IS IS IS IS IS IS $$ PRZ003-220800- Southeast- Including the cities of Arroyo, Guayama, Maunabo, Patillas, Salinas, and Yabucoa 502 PM AST Thu Aug 21 2025 Date 08/21/25 Fri 08/22/25 Sat 08/23/25 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 76 82 78 87 91 68 75 82 75 84 89 70 77 82 Temp 80 78 76 77 83 86 87 83 79 77 76 76 81 84 84 82 79 78 77 78 83 Dewpt 73 74 74 73 74 75 76 77 75 75 75 74 75 77 77 77 75 76 76 76 77 RH 79 88 94 87 74 70 70 82 88 94 97 94 82 80 80 85 88 94 97 94 82 Wind dir NE NE NE NE NE E E NE NE NE NE NE E SE SE SE E E E E E Wind spd 8 8 6 6 6 10 11 9 6 5 4 4 5 9 8 6 5 5 5 5 9 Wind gust 23 Clouds FW FW CL FW B1 B1 B1 B1 B2 B2 B2 B2 CL CL SC SC SC SC SC SC SC PoP 12hr 40 60 60 60 10 QPF 12hr 0.05 0.45-0.81 0.75-0.85 0.42-0.52 0.01 Snow 12hr MM MM MM Rain shwrs IS SC SC SC SC NM NM NM NM NM NM IS IS IS IS IS IS IS Tstms IS IS IS IS IS IS IS IS IS IS Obvis H H H H Heat index 83 89 95 98 93 83 87 93 94 90 83 81 80 92 Max heat 100 90 97 109 108 92 96 105 105 92 101 Date 08/24 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 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 76 86 76 86 76 86 Temp 87 80 78 83 87 80 77 83 86 79 77 82 86 79 77 82 86 79 Dewpt 76 75 75 75 75 74 75 75 76 75 75 76 76 75 75 76 76 73 PWind dir E E E NE E NE E E E Wind char GN GN GN GN GN LT GN LT GN Avg clouds SC SC SC SC SC FW SC B1 B1 SC B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 20 40 40 50 50 50 50 40 50 Rain shwrs IS IS IS IS SC SC SC SC SC SC SC SC SC SC SC SC SC SC Tstms IS IS IS IS IS $$ PRZ004-220800- Eastern Interior- Including the cities of Aguas Buenas, Caguas, Cayey, Cidra, Comerio, Gurabo, Juncos, Las Piedras, and San Lorenzo 502 PM AST Thu Aug 21 2025 Date 08/21/25 Fri 08/22/25 Sat 08/23/25 Sun AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 68 73 77 75 85 91 68 73 78 74 83 89 69 74 79 Temp 77 76 74 74 80 84 85 81 77 75 74 74 79 82 83 80 77 76 75 75 82 Dewpt 72 73 72 72 74 74 75 75 74 74 73 73 74 75 75 75 74 74 74 74 75 RH 85 90 93 93 82 72 72 82 90 97 97 97 85 79 77 85 90 94 97 97 79 Wind dir NE NE NE NE NE NE NE NE NE N NE E E SE SE SE SE SE SE SE E Wind spd 4 3 3 2 4 8 9 8 3 2 2 2 4 8 9 8 4 4 4 3 6 Clouds CL CL CL CL B1 B1 B1 B1 B2 B2 B1 B2 CL CL SC SC SC SC SC SC SC PoP 12hr 40 60 60 50 10 QPF 12hr 0.05 0.35-0.81 0.58-0.83 0.36-0.93 0.01 Snow 12hr MM MM MM Rain shwrs SC SC SC SC NM NM SC SC SC SC IS IS IS IS IS IS IS Tstms IS IS IS IS IS IS IS IS IS IS Obvis H H H H Heat index 84 90 93 86 82 89 90 85 88 Max heat 98 87 96 106 105 90 94 105 103 87 102 Date 08/24 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 74 85 74 84 73 84 73 84 Temp 86 78 75 81 85 78 75 80 84 77 74 80 84 77 74 80 84 77 Dewpt 75 74 73 74 74 73 73 74 74 73 73 75 75 74 73 75 74 71 PWind dir E E E NE E E E E SE Wind char GN LT GN LT LT LT GN LT LT Avg clouds SC SC SC SC SC FW SC SC B1 SC B1 B1 B1 SC SC SC SC B1 PoP 12hr 20 40 40 50 50 50 50 30 50 Rain shwrs IS IS IS IS SC IS IS SC SC SC SC SC SC SC IS IS IS SC Tstms IS IS IS IS IS $$ PRZ005-220800- North Central- Including the cities of Arecibo, Barceloneta, Dorado, Florida, Manati, Vega Alta, and Vega Baja 502 PM AST Thu Aug 21 2025 Date 08/21/25 Fri 08/22/25 Sat 08/23/25 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 76 82 83 87 91 74 76 82 82 86 89 74 76 82 Temp 81 79 77 77 83 86 87 84 80 78 77 77 82 85 86 83 79 78 77 78 85 Dewpt 75 75 75 74 77 78 78 77 77 77 76 75 77 79 78 77 76 76 75 75 77 RH 82 88 94 90 82 77 75 80 91 97 97 94 85 82 77 82 91 94 94 91 77 Wind dir E E E E E NE NE NE NE E SE E E E E E SE SE SE SE E Wind spd 10 8 8 6 9 11 12 10 6 8 5 5 5 6 6 2 2 5 4 4 5 Wind gust 20 Clouds CL FW CL FW SC SC SC SC B1 B1 SC SC CL CL OV OV B1 B1 B1 B1 B1 PoP 12hr 10 30 30 70 50 QPF 12hr 0.02 0.10-0.34 0.07-0.32 0.93-1.10 0.02-0.33 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS IS SC SC IS IS IS IS NM NM SC SC SC SC SC Tstms IS IS IS IS IS IS Obvis H H H H Heat index 86 80 92 98100 94 84 91 98 99 92 82 96 Max heat 103 91 98 111 109 92 97 110 106 91 105 Date 08/24 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 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 76 89 77 87 76 88 75 88 Temp 91 81 77 84 89 81 78 84 87 80 77 83 88 79 76 83 88 79 Dewpt 78 76 75 77 77 75 75 77 77 76 75 77 78 76 75 77 78 73 PWind dir E E E E E E E SE E Wind char GN LT GN GN GN LT GN LT GN Avg clouds B1 B1 CL CL FW SC FW FW SC SC SC SC SC SC FW FW B1 B1 PoP 12hr 70 0 10 10 30 5 50 20 60 Rain shwrs SC NM IS IS IS IS IS IS IS IS IS NM IS IS IS NM Tstms IS IS IS IS IS IS $$ PRZ006-220800- Central Interior- Including the cities of Aibonito, Barranquitas, Ciales, Coamo, Corozal, Jayuya, Morovis, Naranjito, Orocovis, and Villalba 502 PM AST Thu Aug 21 2025 Date 08/21/25 Fri 08/22/25 Sat 08/23/25 Sun AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 62 72 76 72 82 90 63 72 77 72 81 87 64 73 78 Temp 76 74 73 73 78 81 82 79 75 74 73 73 78 80 81 79 76 75 73 74 80 Dewpt 72 72 71 71 72 73 74 74 73 73 72 72 73 74 74 74 73 73 72 72 74 RH 87 93 93 93 82 77 77 85 94 97 97 97 85 82 79 85 90 94 97 93 82 Wind dir NE NE NE NE NE NE NE NE NE NE NE E E SE SE SE SE SE SE SE E Wind spd 5 4 3 3 5 8 8 6 3 3 2 2 3 5 6 4 3 3 3 3 4 Wind gust 20 Clouds CL FW CL CL SC SC SC SC B1 B1 B1 B1 CL CL B1 B1 SC SC SC SC SC PoP 12hr 20 50 50 40 20 QPF 12hr 0.03 0.16-0.56 0.27-0.75 0.36-1.10 0.01-0.27 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS SC SC SC SC SC SC SC SC IS IS IS IS IS Tstms IS IS IS IS IS IS Obvis H H H H Heat index 80 85 87 82 80 85 86 82 84 Max heat 98 87 93 103 102 86 93 101 101 86 99 Date 08/24 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 73 83 73 82 72 82 72 81 Temp 84 76 73 79 83 77 74 79 82 75 73 78 82 75 72 78 81 75 Dewpt 73 72 72 73 72 71 71 73 73 72 72 73 74 73 72 73 73 70 PWind dir E E E NE E E E E SE Wind char GN LT GN LT LT LT LT LT LT Avg clouds SC SC FW FW FW SC FW FW SC SC SC SC SC SC SC SC SC B1 PoP 12hr 50 0 10 10 30 30 30 20 40 Rain shwrs IS SC IS IS IS IS IS IS IS IS IS IS SC IS IS IS IS SC Tstms IS IS IS IS $$ PRZ007-220800- Ponce and Vicinity- Including the cities of Guayanilla, Juana Diaz, Yauco, Penuelas, Ponce, and Santa Isabel 502 PM AST Thu Aug 21 2025 Date 08/21/25 Fri 08/22/25 Sat 08/23/25 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 75 82 72 87 94 65 76 82 72 84 89 66 77 82 Temp 79 77 76 76 82 86 87 84 80 78 77 77 81 83 84 82 80 79 78 79 84 Dewpt 73 72 71 70 72 73 75 75 74 74 73 72 74 75 75 75 74 74 74 73 75 RH 82 85 85 82 72 65 68 74 82 88 87 85 79 77 74 79 82 85 88 82 74 Wind dir NE NE NE NE NE E SE E N NE NE NE E SE SE SE E E E E E Wind spd 6 5 4 4 4 8 8 2 3 3 3 3 4 9 8 6 4 5 5 5 6 Wind gust 20 20 20 Clouds CL SC CL CL SC SC SC SC B2 B2 B1 B1 CL CL B1 B1 SC SC SC SC SC PoP 12hr 20 50 50 40 10 QPF 12hr 0.03 0.17-0.55 0.29-0.75 0.14-0.93 0.01 Snow 12hr MM MM MM Rain shwrs IS IS IS SC IS SC SC SC SC SC SC SC SC IS IS IS IS IS Tstms IS IS IS IS IS IS IS Obvis H H H H Heat index 83 87 93 96 92 84 80 86 91 92 89 84 82 81 91 Max heat 102 91 95 108 106 93 94 104 104 93 100 Date 08/24 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 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 76 88 77 87 76 86 76 85 Temp 87 80 77 84 88 81 78 83 87 80 77 82 86 79 76 82 85 79 Dewpt 75 74 72 73 73 73 71 72 74 74 72 74 75 74 73 74 74 72 PWind dir E E E NE E NE E E E Wind char GN LT GN LT GN LT GN LT GN Avg clouds SC SC FW FW FW SC FW FW SC SC SC SC SC SC SC SC SC SC PoP 12hr 20 0 40 5 40 20 20 20 20 Rain shwrs IS IS SC SC IS IS SC IS IS IS IS IS IS IS IS $$ PRZ008-220800- Northwest- Including the cities of Aguadilla, Camuy, Hatillo, Isabela, and Quebradillas 502 PM AST Thu Aug 21 2025 Date 08/21/25 Fri 08/22/25 Sat 08/23/25 Sun AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 75 82 83 87 95 72 75 82 82 85 89 72 75 82 Temp 80 78 76 76 83 87 87 84 79 77 76 76 81 84 85 82 79 77 76 76 83 Dewpt 74 74 73 73 74 76 76 75 75 75 75 74 75 76 76 75 75 75 74 73 75 RH 82 88 90 90 74 70 70 74 88 94 97 94 82 77 75 79 88 94 94 90 77 Wind dir E E E E E NE NE NE NE E E E E NE NE E E SE SE SE E Wind spd 13 11 10 10 11 12 13 13 10 10 8 6 6 5 3 2 2 3 3 4 4 Wind gust 24 Clouds CL FW CL FW FW FW SC SC SC SC FW FW CL CL OV OV B2 B2 B2 B2 B1 PoP 12hr 10 20 20 70 60 QPF 12hr 0.01 0.05-0.12 0.03-0.10 1.10 0.27-0.33 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS IS IS IS IS IS IS NM NM NM NM NM NM SC Tstms IS IS IS IS IS IS Obvis H H H H Heat index 83 90 96 98 91 82 87 94 95 89 80 90 Max heat 103 91 100 112 110 92 96 105 103 91 99 Date 08/24 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 88 75 89 76 87 75 87 74 87 Temp 88 79 76 83 89 80 77 83 87 79 76 83 87 78 75 82 87 78 Dewpt 77 75 74 75 75 74 74 75 76 75 74 75 77 75 74 75 76 73 PWind dir E E E E E E E E E Wind char GN GN GN GN GN GN GN LT LT Avg clouds B2 B1 FW FW FW SC CL FW SC SC FW FW SC B1 CL FW B1 B1 PoP 12hr 70 0 30 5 30 5 70 20 60 Rain shwrs NM NM IS IS SC SC IS SC NM NM IS NM NM Tstms IS IS IS IS IS IS $$ PRZ009-220800- Western Interior- Including the cities of Adjuntas, Lares, Las Marias, Maricao, Sabana Grande, San Sebastian, and Utuado 502 PM AST Thu Aug 21 2025 Date 08/21/25 Fri 08/22/25 Sat 08/23/25 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 72 75 73 84 94 65 73 77 72 82 89 67 74 78 Temp 77 75 73 73 79 83 84 81 76 75 74 74 79 82 82 80 77 76 74 75 81 Dewpt 72 72 71 70 72 73 73 73 73 73 72 71 73 74 74 73 72 73 72 71 73 RH 85 90 93 90 79 72 70 77 90 94 93 90 82 77 77 79 85 90 93 87 77 Wind dir NE E NE E E E NE NE NE E E E E E SE SE E SE SE SE E Wind spd 5 5 5 4 6 6 4 5 4 4 3 3 3 4 3 2 2 3 3 4 4 Wind gust 16 20 20 Clouds CL SC CL CL FW FW SC SC B1 B1 SC SC CL CL B2 B2 B1 B1 B1 B1 B1 PoP 12hr 20 40 40 70 40 QPF 12hr 0.02 0.06-0.32 0.05-0.42 0.64-1.10 0.01-0.30 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS SC SC IS IS IS IS NM NM SC SC SC SC SC Tstms IS IS IS IS IS IS IS Obvis H H H H Heat index 82 89 91 85 81 87 88 83 85 Max heat 102 86 96 107 106 88 93 103 102 87 99 Date 08/24 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 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 85 72 86 73 84 72 83 72 83 Temp 85 76 73 81 86 77 74 80 84 76 73 79 83 76 73 79 83 76 Dewpt 73 72 71 72 71 71 71 72 73 72 72 73 74 73 72 73 73 70 PWind dir E E E E E E E E E Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B1 CL CL FW SC CL FW SC SC FW FW SC B1 FW FW SC SC PoP 12hr 60 0 40 5 50 5 50 20 50 Rain shwrs SC NM SC SC SC SC NM NM IS IS SC Tstms IS IS IS IS IS IS IS IS IS IS $$ PRZ010-220800- Mayaguez and Vicinity- Including the cities of Aguada, Anasco, Hormigueros, Mayaguez, Moca, Rincon, and San German 502 PM AST Thu Aug 21 2025 Date 08/21/25 Fri 08/22/25 Sat 08/23/25 Sun AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 69 75 82 78 90 95 70 75 82 76 86 89 73 77 82 Temp 80 78 76 77 84 89 90 86 80 78 76 76 82 86 86 83 80 79 78 78 85 Dewpt 75 74 73 72 74 76 76 76 76 76 75 74 75 77 77 76 76 75 75 74 76 RH 85 88 90 85 72 66 64 72 88 94 97 94 79 75 75 80 88 88 91 88 75 Wind dir E E E E E E SE NE NE NE E E E E SE SE E E SE E E Wind spd 10 10 10 9 10 9 6 10 9 9 8 6 5 4 4 4 4 5 6 6 6 Wind gust 25 24 24 25 21 20 23 26 26 25 21 18 14 19 19 18 20 Clouds FW SC CL CL FW FW SC FW SC B1 FW FW CL CL B2 B2 B1 B1 B1 B1 B1 PoP 12hr 20 30 30 70 40 QPF 12hr 0.03 0.01-0.30 0.02-0.34 0.78-1.10 0.02-0.33 Snow 12hr MM MM MM Rain shwrs IS IS IS SC SC IS IS IS IS NM NM SC SC SC SC SC Tstms IS IS IS IS IS IS IS IS Obvis H H H H Heat index 84 92101102 96 85 89 97 98 92 84 80 94 Max heat 103 90 100 113 112 92 96 108 103 93 102 Date 08/24 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 75 90 76 90 75 89 76 89 Temp 89 80 76 85 90 81 77 85 90 80 76 84 89 80 76 84 89 80 Dewpt 77 76 74 75 76 75 74 75 76 76 74 75 77 76 74 75 77 73 PWind dir E E E E E E E E E Wind char LT LT LT GN LT LT LT LT LT Avg clouds B1 B1 FW FW FW SC CL CL SC SC FW FW SC SC FW FW SC SC PoP 12hr 60 5 40 0 40 5 50 20 50 Rain shwrs SC NM IS IS SC SC SC SC IS NM IS IS IS SC Tstms IS IS IS IS IS IS IS IS $$ PRZ011-220800- Southwest- Including the cities of Cabo Rojo, Guanica, and Lajas 502 PM AST Thu Aug 21 2025 Date 08/21/25 Fri 08/22/25 Sat 08/23/25 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 92 95 72 75 82 83 88 89 74 78 82 Temp 80 78 75 76 85 91 92 87 81 78 76 76 83 87 88 85 81 80 79 79 86 Dewpt 76 75 72 71 74 76 77 77 77 76 74 74 76 78 78 77 77 76 75 74 77 RH 88 91 90 85 70 62 62 72 88 94 94 94 80 75 72 77 88 88 88 85 75 Wind dir E E E NE E SE S E N NE NE NE E SE SE SE E E E E E Wind spd 5 5 5 4 3 6 9 2 3 4 4 4 5 11 12 11 9 8 9 10 10 Wind gust 20 24 24 23 20 20 21 20 Clouds FW SC CL CL FW FW SC SC B2 B2 SC SC CL CL B1 B1 SC SC SC SC SC PoP 12hr 20 60 60 50 10 QPF 12hr 0.03 0.19-0.42 0.22-0.45 0.14-0.94 0.01-0.20 Snow 12hr MM MM MM Rain shwrs IS IS SC IS NM SC IS IS IS IS SC SC IS IS IS IS IS Tstms IS IS IS IS IS IS Obvis H H H H Heat index 85 92103106 98 86 91100101 96 87 84 80 81 97 Max heat 102 91 96 112 110 91 94 106 105 93 100 Date 08/24 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 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 75 92 75 92 75 91 76 90 Temp 91 81 76 86 92 81 76 86 92 81 76 85 91 81 77 85 90 81 Dewpt 78 77 73 74 77 76 73 74 77 76 73 75 78 77 74 76 77 74 PWind dir E E E NE E E E E SE Wind char GN GN GN LT GN LT GN GN GN Avg clouds SC SC CL CL FW SC CL CL SC SC SC SC SC SC SC SC SC SC PoP 12hr 20 0 50 5 40 10 10 20 20 Rain shwrs IS IS SC SC SC SC IS IS IS IS IS IS IS IS Tstms IS IS IS $$ PRZ012-220800- Culebra- Including the city of Culebra 502 PM AST Thu Aug 21 2025 Date 08/21/25 Fri 08/22/25 Sat 08/23/25 Sun AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 76 79 82 83 87 91 76 79 82 83 87 89 80 Temp 82 81 80 80 84 87 87 85 82 80 79 80 84 86 87 85 82 81 81 81 85 Dewpt 75 76 76 76 77 77 77 78 77 77 77 76 77 77 78 78 78 78 78 78 78 RH 79 85 88 88 80 72 72 80 85 91 94 88 80 75 75 80 88 91 91 91 80 Wind dir NE NE NE NE NE NE NE NE NE E E E SE SE SE SE SE SE SE E E Wind spd 16 16 16 13 14 13 12 12 13 12 11 10 9 9 11 10 9 11 13 13 13 Clouds FW CL CL FW B2 B2 B2 B2 B2 B2 B1 B1 CL CL SC SC SC SC SC SC SC PoP 12hr 50 60 60 60 30 QPF 12hr 0.07 0.79 0.71 0.54-0.61 0.10 Snow 12hr MM MM MM Rain shwrs IS IS NM SC NM NM SC SC SC SC NM NM IS IS SC SC SC SC IS Tstms IS IS IS IS IS IS IS IS IS Obvis H H H H Heat index 89 87 84 84 94 98 99 96 89 86 82 82 93 98 99 96 91 90 88 88 97 Max heat 100 91 98 106 105 93 97 105 105 94 103 Date 08/24 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 88 80 88 80 88 79 88 80 88 Temp 88 83 81 85 88 82 80 85 88 82 80 85 88 82 80 85 88 82 Dewpt 78 78 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 75 PWind dir E E E E E E E E SE Wind char BZ BZ BZ BZ GN BZ GN GN GN Avg clouds SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 PoP 12hr 30 40 40 50 50 50 50 50 50 Rain shwrs SC SC IS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC Tstms IS IS IS IS IS IS IS IS IS $$ PRZ013-220800- Vieques- Including the city of Vieques 502 PM AST Thu Aug 21 2025 Date 08/21/25 Fri 08/22/25 Sat 08/23/25 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 76 79 82 83 87 90 74 78 82 82 87 89 76 79 82 Temp 82 80 79 80 84 87 87 84 81 79 78 78 83 86 87 84 81 81 80 80 85 Dewpt 74 74 74 74 75 76 75 76 76 76 76 75 76 76 75 76 76 77 77 77 77 RH 77 82 85 82 74 70 68 77 85 91 94 91 80 72 68 77 85 88 91 91 77 Wind dir NE NE NE NE NE NE NE NE NE E NE E SE SE SE SE SE SE SE E E Wind spd 14 16 16 14 14 13 13 11 12 12 10 9 8 8 10 9 8 11 12 11 13 Clouds FW CL CL FW B2 B2 B2 B2 B2 B2 B2 B2 CL CL SC SC SC SC SC SC SC PoP 12hr 50 60 60 60 30 QPF 12hr 0.08 0.72-0.82 0.81 0.52-0.61 0.10 Snow 12hr MM MM MM Rain shwrs IS IS NM NM SC SC NM NM SC SC NM NM IS IS SC SC SC SC IS Tstms IS IS IS IS IS IS IS IS IS IS Obvis H H H H Heat index 88 85 82 82 92 97 97 94 87 82 80 80 91 96 96 94 88 87 83 85 95 Max heat 98 90 96 102 100 91 94 102 100 91 100 Date 08/24 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 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 79 88 79 88 78 88 79 88 Temp 89 82 80 85 88 82 79 84 88 81 79 84 88 82 79 84 88 82 Dewpt 76 76 76 76 75 75 76 76 76 76 76 76 75 76 76 76 75 74 PWind dir E E E E E E E E SE Wind char BZ BZ BZ BZ GN GN GN GN GN Avg clouds SC SC SC SC SC FW SC B1 B1 B1 B1 B1 B1 B1 B2 B1 B1 B2 PoP 12hr 30 40 40 50 50 50 50 50 50 Rain shwrs SC SC IS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC Tstms IS IS IS IS IS IS IS IS IS $$ VIZ001-220800- St.Thomas...St. John...and Adjacent Islands- Including the cities of Anna`s Retreat, Charlotte Amalie, Charlotte Amalie East, Charlotte Amalie West, and Cruz Bay 502 PM AST Thu Aug 21 2025 Date 08/21/25 Fri 08/22/25 Sat 08/23/25 Sun AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 79 82 82 85 94 71 78 82 81 85 89 72 79 82 Temp 81 80 79 79 83 85 85 83 81 80 79 79 83 85 85 83 81 80 80 80 84 Dewpt 74 75 76 75 76 76 76 77 76 77 76 75 76 76 76 77 77 77 78 77 77 RH 79 85 91 88 80 75 75 82 85 91 91 88 80 75 75 82 88 91 94 91 80 Wind dir NE NE NE NE NE NE NE NE E E E SE SE SE SE SE SE SE E E E Wind spd 16 16 16 16 16 14 14 12 12 12 10 9 10 10 11 10 10 11 14 14 14 Clouds FW FW FW SC B2 B2 B2 B2 B2 B2 B2 B2 CL CL SC SC SC SC SC SC SC PoP 12hr 50 60 60 60 30 QPF 12hr 0.09 0.79 0.72-0.83 0.61 0.10 Snow 12hr MM MM MM Rain shwrs IS IS IS IS NM SC NM NM SC SC SC SC NM NM SC SC SC SC SC SC IS Tstms IS IS IS IS IS IS IS IS IS IS Obvis H H H H Heat index 86 84 82 83 91 95 95 92 86 84 81 81 90 94 94 93 88 87 84 86 94 Max heat 100 93 100 110 106 94 98 105 103 95 102 Date 08/24 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 79 86 79 86 79 86 79 86 Temp 86 82 80 84 86 81 79 83 86 81 79 83 86 81 79 83 86 81 Dewpt 76 76 77 76 76 76 77 76 76 76 77 76 76 76 77 76 75 74 PWind dir E E E E E E E E SE Wind char BZ BZ BZ BZ BZ BZ BZ GN GN Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B2 B1 B1 B1 PoP 12hr 30 30 30 30 30 40 50 50 50 Rain shwrs SC SC IS IS IS IS IS IS IS IS IS SC SC SC SC SC SC SC Tstms IS IS IS IS IS $$ VIZ002-220800- St Croix- Including the cities of Christiansted, Frederiksted, Frederiksted Southeast, and Grove Place 502 PM AST Thu Aug 21 2025 Date 08/21/25 Fri 08/22/25 Sat 08/23/25 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 76 79 82 83 87 94 76 78 82 82 86 89 79 Temp 81 80 79 80 84 86 87 84 81 80 79 79 83 85 86 84 82 81 80 80 85 Dewpt 75 75 75 75 76 77 76 77 76 76 76 76 77 77 77 78 77 77 77 77 77 RH 82 85 88 85 77 75 70 80 85 88 91 91 82 77 75 82 85 88 91 91 77 Wind dir NE NE NE NE NE NE E E E E SE SE SE SE SE SE E E E E E Wind spd 13 13 13 14 14 12 12 10 9 8 6 6 9 11 11 10 9 10 11 12 16 Clouds FW CL FW SC B2 B2 SC SC B2 B2 B2 B2 CL CL SC SC SC SC SC SC SC PoP 12hr 50 60 60 60 30 QPF 12hr 0.12 0.31 0.74 0.61 0.10 Snow 12hr MM MM MM Rain shwrs IS IS SC NM NM IS IS SC SC SC SC NM NM SC SC SC SC SC SC IS Tstms IS IS IS IS IS IS IS IS IS Obvis H H H Heat index 87 85 82 83 93 97 98 94 87 85 80 81 92 96 97 94 89 87 83 86 95 Max heat 100 91 100 109 107 92 97 105 105 93 103 Date 08/24 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 Thu 08/28/25 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 87 79 87 79 88 Temp 88 82 80 85 88 82 80 84 87 82 80 84 87 82 80 84 88 82 Dewpt 77 77 76 76 76 76 76 76 77 76 76 77 76 76 76 76 76 74 PWind dir E E E E E E E E SE Wind char BZ BZ BZ BZ GN GN GN GN GN Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 SC B1 PoP 12hr 30 20 20 20 20 50 50 50 50 Rain shwrs SC SC IS IS IS IS IS IS IS IS IS SC SC SC SC SC SC SC Tstms IS IS IS IS IS IS IS $$