Area Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
Versions:
1
2
207 FOCA52 TJSJ 111831 AFMSJU Area Forecast Matrices National Weather Service San Juan PR 231 PM AST Tue Aug 11 2026 PRZ001-120800- San Juan and Vicinity- Including the cities of Bayamon, Carolina, Catano, Guaynabo, San Juan, Toa Alta, Toa Baja, and Trujillo Alto 231 PM AST Tue Aug 11 2026 Date 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri 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 83 90 93 73 78 82 82 90 93 73 79 83 Temp 84 81 79 78 78 85 89 90 86 82 80 79 79 85 89 90 86 82 81 79 80 86 Dewpt 75 74 76 76 76 77 77 77 77 77 77 76 76 76 76 75 75 75 75 75 74 75 RH 74 79 91 94 94 77 68 66 75 85 91 91 91 75 66 62 70 79 82 88 82 70 Wind dir E E E SE SE E E E E E E E E E E E E E E E E E Wind spd 13 10 8 6 6 8 13 16 13 10 9 10 9 12 18 19 16 12 11 12 12 16 Wind gust 26 31 31 23 23 25 27 Clouds B2 B1 B1 B1 SC FW FW B1 B1 SC SC FW CL FW FW SC SC SC SC SC SC FW PoP 12hr 50 50 30 10 10 QPF 12hr 0.13-0.36 0.12-0.18 0.01-0.06 0.03 0.03 Snow 12hr MM MM MM Rain shwrs NM SC SC SC SC IS IS SC SC SC IS IS IS IS IS IS IS IS IS IS IS Tstms IS Obvis H H H H H H H H H H H H H H H Heat index 92 85 82 80 81 96102104 98 90 85 82 82 95100101 95 89 85 83 83 95 Max heat 103 93 104 113 112 95 101 109 108 94 100 Date 08/14 Sat 08/15/26 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 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 78 89 78 89 77 89 77 90 Temp 91 82 79 85 89 82 79 85 89 81 78 84 89 81 78 85 90 82 Dewpt 75 76 76 76 76 76 75 76 76 76 75 76 77 76 76 77 68 71 PWind dir E E E E E E E SE E Wind char BZ GN GN GN GN LT GN LT GN Avg clouds FW FW FW FW FW FW CL FW SC SC SC SC SC FW SC SC SC SC PoP 12hr 10 10 5 10 30 20 20 20 30 Rain shwrs IS IS IS IS IS IS SC SC IS IS IS IS IS IS IS IS $$ PRZ002-120800- Northeast- Including the cities of Ceiba, Canovanas, Fajardo, Humacao, Loiza, Luquillo, Naguabo, and Rio Grande 231 PM AST Tue Aug 11 2026 Date 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 66 77 82 75 88 94 67 78 82 75 88 94 68 79 83 Temp 83 80 79 78 78 84 87 88 85 81 80 79 79 84 87 88 85 82 81 79 80 85 Dewpt 74 73 74 75 75 75 75 75 75 75 75 75 75 75 74 74 74 74 74 73 73 73 RH 74 79 85 91 91 74 68 66 72 82 85 88 88 74 65 63 70 77 79 82 79 67 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 12 11 11 9 10 12 14 14 13 13 13 13 12 16 18 18 16 14 14 16 18 17 Wind gust 23 23 19 24 25 25 25 25 29 31 31 28 28 29 32 32 32 Clouds B2 B1 B1 B2 SC SC SC B1 B1 B1 SC SC FW SC SC SC SC SC SC SC SC FW PoP 12hr 50 40 40 20 20 QPF 12hr 0.16-0.37 0.14-0.20 0.07 0.04 0.05 Snow 12hr MM MM MM Rain shwrs SC SC SC SC SC SC IS SC SC SC SC IS IS IS IS IS IS IS IS IS IS IS Tstms IS Obvis H H H H H H H H H H H H Heat index 89 84 82 80 81 92 97 98 93 87 84 81 82 91 95 96 92 87 85 83 84 91 Max heat 100 92 99 106 105 95 99 103 102 94 98 Date 08/14 Sat 08/15/26 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 88 78 88 78 88 77 88 77 88 Temp 88 82 79 84 88 81 79 84 88 81 78 84 88 81 78 84 88 81 Dewpt 74 75 75 75 75 74 74 74 74 74 74 75 75 75 74 75 70 73 PWind dir E E E NE E E E SE SE Wind char BZ GN BZ GN GN GN GN LT GN Avg clouds SC SC SC SC FW FW FW FW SC SC SC SC SC FW SC SC SC SC PoP 12hr 10 10 5 10 30 30 30 20 30 Rain shwrs IS IS IS IS IS IS IS IS SC SC IS SC SC IS IS IS IS IS $$ PRZ003-120800- Southeast- Including the cities of Arroyo, Guayama, Maunabo, Patillas, Salinas, and Yabucoa 231 PM AST Tue Aug 11 2026 Date 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri 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 87 94 69 77 82 77 87 94 70 78 83 Temp 83 80 79 78 78 83 86 87 84 81 79 78 78 84 86 87 85 81 80 79 79 85 Dewpt 73 73 74 74 74 76 76 76 76 75 75 74 74 74 72 72 72 72 73 73 72 72 RH 72 79 85 88 88 80 72 70 77 82 88 88 88 72 63 61 65 74 79 82 79 65 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 12 10 9 8 9 11 13 14 13 11 11 11 11 13 18 18 14 13 13 14 13 16 Wind gust 25 20 21 27 27 26 21 23 24 23 26 37 37 33 28 28 31 28 33 Clouds B1 B1 B1 B1 SC SC SC SC B1 B1 SC FW FW FW FW FW FW FW FW SC SC CL PoP 12hr 40 40 30 0 10 QPF 12hr 0.06-0.18 0.05-0.20 0.05 0.01 0.02 Snow 12hr MM MM MM Rain shwrs SC SC SC SC SC IS IS IS SC SC SC IS IS IS IS IS IS IS IS IS Tstms IS Obvis H H H H H H H H H H H H H H H Heat index 89 84 82 80 92 97 98 93 86 83 80 81 90 93 94 90 85 84 81 82 90 Max heat 100 92 101 109 109 93 100 105 105 93 99 Date 08/14 Sat 08/15/26 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 78 89 77 89 77 88 77 88 Temp 89 81 79 85 89 81 78 84 89 81 77 83 88 81 78 84 88 81 Dewpt 72 73 73 74 72 73 73 73 72 73 73 72 73 72 72 74 68 71 PWind dir E NE E NE E NE E E E Wind char BZ GN BZ GN GN LT GN LT GN Avg clouds CL FW FW FW FW FW CL FW SC SC SC SC SC FW FW SC SC SC PoP 12hr 0 5 10 5 20 10 10 20 30 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS SC $$ PRZ004-120800- Eastern Interior- Including the cities of Aguas Buenas, Caguas, Cayey, Cidra, Comerio, Gurabo, Juncos, Las Piedras, and San Lorenzo 231 PM AST Tue Aug 11 2026 Date 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 69 74 78 77 86 93 69 75 79 76 86 92 70 75 79 Temp 81 78 76 75 75 82 85 86 83 79 77 76 76 82 85 86 83 79 77 76 76 83 Dewpt 73 72 74 74 74 75 75 74 75 74 75 74 74 75 73 72 72 72 73 72 72 73 RH 77 82 94 97 97 79 72 68 77 85 94 94 94 79 67 63 70 79 87 87 87 72 Wind dir E E E E E E E SE E E E E E E E E E E E E E E Wind spd 11 6 6 5 5 9 12 13 11 8 9 10 8 11 16 17 13 11 9 11 10 13 Wind gust 19 21 Clouds B2 B1 B1 B1 SC SC SC B1 B1 SC SC FW CL FW FW SC SC SC SC SC SC CL PoP 12hr 40 40 30 10 10 QPF 12hr 0.07-0.32 0.08-0.18 0.01-0.06 0.02 0.00-0.05 Snow 12hr MM MM MM Rain shwrs NM SC SC SC SC IS IS SC SC SC IS IS IS IS IS IS IS IS IS IS Tstms IS Obvis H H H H H H H H H H H H H H H H Heat index 86 88 94 95 90 81 88 92 93 88 81 88 Max heat 99 87 100 107 106 92 100 103 102 90 99 Date 08/14 Sat 08/15/26 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 75 87 74 87 74 86 74 87 Temp 87 79 76 82 87 79 75 82 87 78 75 81 86 78 75 82 87 78 Dewpt 72 73 73 74 73 73 73 74 73 73 73 74 74 74 73 75 65 70 PWind dir E E E NE NE NE E E SE Wind char GN LT GN LT GN LT LT LT GN Avg clouds FW FW FW FW FW FW CL FW SC SC SC SC SC FW FW SC SC SC PoP 12hr 5 5 5 5 30 10 10 20 30 Rain shwrs IS IS IS IS IS IS IS SC IS IS IS IS IS IS IS SC $$ PRZ005-120800- North Central- Including the cities of Arecibo, Barceloneta, Dorado, Florida, Manati, Vega Alta, and Vega Baja 231 PM AST Tue Aug 11 2026 Date 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri 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 84 90 94 73 76 82 84 91 94 74 76 82 Temp 84 79 78 76 77 84 89 90 86 81 79 77 78 85 90 91 86 81 79 77 78 86 Dewpt 76 75 75 75 75 77 78 78 78 77 76 76 75 77 76 75 75 74 74 74 74 75 RH 77 88 91 97 94 80 70 68 77 88 91 97 91 77 64 60 70 79 85 90 88 70 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 11 8 8 6 6 12 18 16 10 9 8 10 11 17 18 16 12 10 10 12 14 Wind gust 26 21 33 27 29 34 31 24 25 26 Clouds B2 B1 SC SC SC FW FW B1 B2 FW CL FW CL FW FW FW FW FW FW FW FW CL PoP 12hr 40 50 10 0 0 QPF 12hr 0.08-0.21 0.13-0.32 0 0.01 0.01 Snow 12hr MM MM MM Rain shwrs NM SC IS IS IS SC SC IS IS IS IS IS IS 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 92 82 95103105 98 87 80 96102102 95 87 81 94 Max heat 106 93 103 116 115 95 103 111 110 93 100 Date 08/14 Sat 08/15/26 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 91 77 89 76 89 75 89 75 90 Temp 91 81 78 84 89 81 77 84 89 80 76 84 89 80 76 85 90 80 Dewpt 75 76 76 76 77 76 75 76 77 76 75 77 78 77 75 77 69 71 PWind dir E E E E E E E SE E Wind char BZ GN BZ GN BZ LT GN LT LT Avg clouds FW SC CL CL FW SC CL FW SC SC SC SC SC SC FW FW SC B1 PoP 12hr 20 0 20 10 30 20 10 10 40 Rain shwrs IS IS IS IS IS SC SC IS IS IS IS IS IS SC SC Tstms IS IS $$ PRZ006-120800- Central Interior- Including the cities of Aibonito, Barranquitas, Ciales, Coamo, Corozal, Jayuya, Morovis, Naranjito, Orocovis, and Villalba 231 PM AST Tue Aug 11 2026 Date 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 63 72 76 75 84 92 64 73 77 75 84 92 64 73 78 Temp 80 76 74 73 73 80 83 84 81 77 75 74 74 80 84 84 81 77 75 74 74 81 Dewpt 72 71 72 72 72 74 73 73 73 73 73 73 72 73 72 70 70 70 71 71 71 71 RH 77 85 93 97 97 82 72 70 77 87 94 97 93 79 67 63 69 79 87 90 90 72 Wind dir E E E E E E E SE SE E E E E E E E E E E E E E Wind spd 10 5 4 4 4 6 10 12 11 6 6 6 8 9 13 14 12 9 6 9 8 11 Wind gust 23 26 26 24 35 35 31 23 27 Clouds B2 B1 B1 FW SC FW FW B1 B1 SC FW CL CL FW FW FW FW FW FW FW FW CL PoP 12hr 40 40 10 0 0 QPF 12hr 0.05-0.16 0.06-0.21 0.01 0.01 0 Snow 12hr MM MM MM Rain shwrs NM SC SC IS IS SC SC IS IS IS IS Tstms IS IS IS Obvis H H H H H H H H H H H H H H H H H Heat index 83 84 90 91 85 83 88 89 84 84 Max heat 99 84 100 109 108 87 98 106 103 87 97 Date 08/14 Sat 08/15/26 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 73 85 73 84 72 84 72 85 Temp 86 77 74 80 85 77 74 80 84 76 73 79 84 76 73 80 85 76 Dewpt 69 71 72 72 71 72 72 72 72 72 72 72 73 72 71 73 64 68 PWind dir E E E NE NE E E E SE Wind char GN LT GN LT GN LT LT LT LT Avg clouds FW SC CL CL FW SC CL FW SC SC SC SC SC SC FW FW SC SC PoP 12hr 20 0 30 5 30 10 40 10 30 Rain shwrs IS IS SC SC IS IS IS IS IS IS IS IS IS IS SC Tstms IS $$ PRZ007-120800- Ponce and Vicinity- Including the cities of Guayanilla, Juana Diaz, Yauco, Penuelas, Ponce, and Santa Isabel 231 PM AST Tue Aug 11 2026 Date 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri 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 94 63 76 82 75 88 94 63 76 82 Temp 83 79 78 76 77 83 87 87 84 80 78 77 77 84 87 88 85 80 79 77 78 85 Dewpt 73 72 72 73 72 74 75 75 75 74 73 72 71 72 72 70 71 70 69 70 71 70 RH 72 79 82 90 85 74 68 68 74 82 85 85 82 67 61 55 63 72 72 79 79 61 Wind dir E E E E E E SE SE SE E E E E E E E E E E E E E Wind spd 11 8 8 6 5 9 13 12 12 9 8 8 8 10 17 17 16 10 8 9 10 13 Wind gust 25 21 20 28 27 26 24 21 26 37 36 34 26 23 27 27 32 Clouds B1 SC B1 FW FW FW FW SC SC SC FW CL CL FW FW FW FW FW FW FW FW CL PoP 12hr 30 30 20 0 0 QPF 12hr 0.04-0.14 0.04-0.16 0.02 0.01 0 Snow 12hr MM MM MM Rain shwrs SC SC SC IS IS IS SC 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 Heat index 89 83 80 89 96 97 92 84 80 88 94 93 89 83 80 89 Max heat 101 92 97 111 108 92 96 105 102 90 96 Date 08/14 Sat 08/15/26 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 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 76 90 76 90 75 88 75 88 Temp 90 81 77 85 90 81 77 84 90 80 76 83 88 79 76 83 88 80 Dewpt 69 70 70 71 70 71 71 70 71 72 71 69 71 71 69 71 67 70 PWind dir E E E NE E NE SE E SE Wind char BZ LT GN LT GN LT LT LT LT Avg clouds FW FW CL FW FW SC CL FW SC SC FW FW FW SC FW FW FW SC PoP 12hr 10 0 30 5 50 5 50 5 30 Rain shwrs IS IS SC SC SC SC IS IS SC SC IS IS $$ PRZ008-120800- Northwest- Including the cities of Aguadilla, Camuy, Hatillo, Isabela, and Quebradillas 231 PM AST Tue Aug 11 2026 Date 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 74 82 84 88 94 70 74 82 84 89 94 71 75 82 Temp 82 78 76 75 75 83 87 88 84 79 77 75 76 84 88 89 85 80 78 76 77 84 Dewpt 75 74 74 74 73 75 77 77 77 77 76 74 74 75 76 74 75 73 73 72 72 73 RH 79 88 94 97 94 77 72 70 80 94 97 97 94 74 68 61 72 79 85 87 85 70 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 14 13 9 6 6 6 11 16 10 8 9 8 9 10 14 17 16 12 12 11 12 16 Wind gust 26 25 21 32 24 20 28 34 31 24 27 23 25 28 Clouds B2 B2 SC FW FW FW FW B1 B2 SC CL CL CL FW FW SC SC FW FW FW FW CL PoP 12hr 70 60 10 10 0 QPF 12hr 0.11-0.28 0.24-0.49 0.01 0.02 0 Snow 12hr MM MM MM Rain shwrs NM NM IS SC NM IS IS IS Tstms IS IS IS IS Obvis H H H H H H H H H H H H H H H H H Heat index 89 90 99101 94 81 92 99 99 93 83 91 Max heat 105 91 99 115 112 94 99 110 109 91 97 Date 08/14 Sat 08/15/26 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 75 88 75 87 74 87 74 88 Temp 90 80 76 83 88 79 76 83 87 79 75 82 87 78 75 83 88 79 Dewpt 74 75 74 74 75 75 74 75 75 75 74 75 77 76 74 75 66 69 PWind dir E E E E NE E E E NE Wind char BZ GN BZ GN BZ GN GN LT LT Avg clouds FW SC FW FW FW SC FW FW SC SC SC SC SC SC FW FW FW B1 PoP 12hr 40 10 20 5 30 10 20 10 40 Rain shwrs SC SC IS IS IS IS IS IS IS SC IS IS IS IS IS IS SC SC Tstms IS IS $$ PRZ009-120800- Western Interior- Including the cities of Adjuntas, Lares, Las Marias, Maricao, Sabana Grande, San Sebastian, and Utuado 231 PM AST Tue Aug 11 2026 Date 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri 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 76 75 85 94 66 73 77 75 86 94 66 73 78 Temp 80 76 74 73 73 80 84 85 81 77 75 73 74 81 85 86 82 77 75 74 74 82 Dewpt 73 72 72 72 71 74 75 75 74 74 73 72 72 73 73 71 71 71 71 70 70 71 RH 79 87 93 97 93 82 74 72 79 90 94 97 93 77 67 61 69 82 87 87 87 69 Wind dir E E E E E E E SE SE E E E E E E E E E E E E E Wind spd 6 5 4 4 4 5 8 6 6 5 5 4 5 6 10 9 10 6 6 5 6 10 Wind gust 20 27 26 23 23 19 23 36 35 33 29 Clouds OV B2 SC FW FW FW FW B1 B2 SC CL CL CL FW FW SC SC FW FW FW FW CL PoP 12hr 60 60 10 20 0 QPF 12hr 0.06-0.27 0.05-0.46 0 0.01-0.06 0 Snow 12hr MM MM MM Rain shwrs D NM IS SC SC IS IS IS IS IS 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 84 84 92 93 87 86 93 92 86 86 Max heat 106 85 100 116 113 89 99 110 107 88 98 Date 08/14 Sat 08/15/26 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 73 86 73 85 72 85 72 86 Temp 87 78 74 81 86 77 74 80 85 76 73 80 85 76 73 80 86 76 Dewpt 69 72 72 72 72 72 71 72 73 72 72 73 75 73 72 73 64 67 PWind dir E E E NE E E E E E Wind char GN LT GN LT GN LT LT LT LT Avg clouds FW SC FW FW FW SC FW FW SC B1 SC SC SC SC FW FW FW SC PoP 12hr 50 0 40 5 50 5 40 5 40 Rain shwrs SC SC IS IS SC SC IS IS SC SC IS IS SC SC IS IS SC SC Tstms IS IS $$ PRZ010-120800- Mayaguez and Vicinity- Including the cities of Aguada, Anasco, Hormigueros, Mayaguez, Moca, Rincon, and San German 231 PM AST Tue Aug 11 2026 Date 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 68 75 82 76 90 94 68 76 82 77 91 94 69 76 82 Temp 85 80 78 76 77 85 89 90 86 80 78 77 77 85 90 91 86 81 79 77 78 86 Dewpt 76 74 75 74 73 77 78 78 78 77 76 75 73 76 77 77 76 75 74 73 73 74 RH 75 82 91 94 87 77 70 68 77 91 94 94 87 75 66 64 72 82 85 87 85 68 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 8 8 6 8 6 8 6 8 5 9 9 8 8 9 8 10 10 12 11 9 10 11 Wind gust 20 20 19 25 25 21 20 20 18 19 27 26 27 26 26 33 27 34 29 28 26 28 Clouds OV B2 SC FW FW FW FW B1 B1 SC CL CL CL FW FW SC SC SC SC FW FW CL PoP 12hr 60 50 20 30 10 QPF 12hr 0.09-0.31 0.02-0.49 0.01 0.01-0.07 0.01 Snow 12hr MM MM MM Rain shwrs D NM IS SC NM IS SC SC IS IS Tstms IS IS IS IS Obvis H H H H H H H H H H H H H H H H H H Heat index 94 84 94104106 98 87 80 95104104 97 86 80 94 Max heat 107 92 107 124 118 94 104 116 111 91 101 Date 08/14 Sat 08/15/26 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 92 76 91 76 91 75 90 75 91 Temp 92 82 77 86 91 81 77 85 91 81 76 85 90 80 76 85 91 80 Dewpt 75 75 74 75 77 75 74 75 77 75 74 75 78 76 74 76 69 69 PWind dir E E E NE E E E E E Wind char GN GN GN GN GN GN LT LT LT Avg clouds FW SC SC FW FW SC SC SC SC SC SC FW SC SC FW FW FW SC PoP 12hr 50 10 40 10 50 5 30 5 30 Rain shwrs SC SC IS IS SC SC IS IS SC SC IS IS IS IS IS IS SC IS Tstms IS $$ PRZ011-120800- Southwest- Including the cities of Cabo Rojo, Guanica, and Lajas 231 PM AST Tue Aug 11 2026 Date 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri 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 92 94 74 77 82 84 92 94 74 77 82 Temp 86 81 79 77 78 86 91 92 87 82 80 78 78 86 91 92 88 82 80 78 79 87 Dewpt 74 74 74 75 74 76 78 78 78 76 75 74 73 73 75 73 73 72 71 71 71 72 RH 68 79 85 94 88 72 66 64 75 82 85 88 85 65 60 54 61 72 74 79 77 61 Wind dir E E E E E E SE SE SE E E E E E E SE E E E E E E Wind spd 12 11 12 12 11 12 16 17 13 16 14 12 12 14 20 20 20 16 12 10 13 18 Wind gust 25 25 26 27 25 25 31 34 28 31 31 28 28 31 43 43 42 34 29 25 31 37 Clouds B2 B1 B1 SC SC FW FW SC SC SC FW CL CL FW FW FW FW FW FW FW FW CL PoP 12hr 40 20 20 0 0 QPF 12hr 0.06-0.20 0.03-0.12 0.02 0.01 0 Snow 12hr MM MM MM Rain shwrs SC SC SC IS IS IS IS IS 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 Heat index 94 86 81 96106107100 89 82 94102101 95 87 82 80 94 Max heat 104 94 100 114 111 93 99 110 109 91 97 Date 08/14 Sat 08/15/26 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 93 76 93 76 93 75 92 76 92 Temp 93 82 77 87 93 81 77 86 93 81 76 86 92 81 77 86 92 81 Dewpt 72 73 71 71 73 73 71 71 73 74 72 71 72 72 72 72 71 72 PWind dir E E E NE E E SE E SE Wind char BZ GN GN LT GN LT LT LT GN Avg clouds FW SC FW FW FW SC FW FW SC B1 FW FW FW SC CL CL FW SC PoP 12hr 10 5 30 0 50 5 50 0 30 Rain shwrs IS IS IS IS SC IS IS IS SC SC IS SC SC IS IS $$ PRZ012-120800- Culebra- Including the city of Culebra 231 PM AST Tue Aug 11 2026 Date 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 81 84 88 94 81 84 88 94 82 Temp 85 83 82 81 82 85 88 88 86 84 83 82 82 86 88 88 86 84 83 82 83 86 Dewpt 76 76 77 77 77 78 78 78 78 78 77 77 76 77 77 76 77 76 76 76 76 76 RH 75 80 85 88 85 80 72 72 77 82 82 85 82 75 70 68 75 77 80 82 80 72 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 18 19 19 17 17 18 18 19 20 21 21 19 20 24 24 21 21 23 25 26 25 25 Wind gust 34 34 32 33 36 37 37 36 Clouds B2 B1 SC SC FW FW SC B1 B1 SC CL CL SC SC SC SC SC SC SC SC SC SC PoP 12hr 50 40 20 10 20 QPF 12hr 0.08 0.12 0.02 0.03 0.05 Snow 12hr MM MM MM Rain shwrs SC SC SC SC IS SC SC SC IS IS IS IS IS IS IS IS IS IS IS Tstms IS Obvis H H H H H H H H H H H H H H H Heat index 95 91 90 89 89 96100101 98 94 92 89 90 96100100 97 93 91 89 90 95 Max heat 103 94 102 109 109 97 102 106 106 96 101 Date 08/14 Sat 08/15/26 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 88 82 88 81 88 81 88 81 88 Temp 88 84 82 86 88 84 82 85 88 83 81 85 88 84 81 85 88 84 Dewpt 77 77 77 77 77 77 76 77 77 76 76 77 77 77 77 77 73 74 PWind dir E E E E E E E E SE Wind char WY WY BZ BZ BZ GN GN GN GN Avg clouds SC SC SC SC SC FW SC SC SC SC SC SC SC FW FW SC SC SC PoP 12hr 10 20 20 10 20 20 20 20 30 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS SC $$ PRZ013-120800- Vieques- Including the city of Vieques 231 PM AST Tue Aug 11 2026 Date 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri 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 81 84 89 93 81 Temp 85 83 82 81 81 85 88 89 86 83 82 81 81 86 88 89 87 84 83 82 82 86 Dewpt 74 74 76 76 76 76 75 75 75 76 76 76 75 75 75 74 74 74 74 74 74 74 RH 70 74 82 85 85 75 66 64 70 80 82 85 82 70 66 61 65 72 74 77 77 68 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 17 19 18 16 17 18 17 19 19 20 20 18 19 23 23 20 21 23 23 24 25 25 Wind gust 28 29 34 34 33 33 36 36 36 36 Clouds B2 B1 SC B1 SC SC SC B1 B1 SC SC CL SC SC SC FW FW SC SC SC SC SC PoP 12hr 40 40 20 20 20 QPF 12hr 0.07-0.14 0.11-0.16 0.04 0.02 0.06 Snow 12hr MM MM MM Rain shwrs SC SC SC SC IS IS IS SC SC IS IS IS IS 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 Heat index 93 89 88 87 87 95 98 99 96 92 90 87 88 95 98 98 95 91 89 88 88 94 Max heat 98 92 100 105 103 94 99 103 102 93 98 Date 08/14 Sat 08/15/26 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 81 89 81 89 80 89 80 89 Temp 89 84 82 86 89 83 81 86 89 83 81 85 89 83 81 86 89 83 Dewpt 75 75 76 75 75 75 75 75 74 74 75 75 75 75 75 76 72 74 PWind dir E E E NE E E E E E Wind char WY WY BZ BZ BZ BZ GN GN GN Avg clouds SC SC SC SC FW FW SC SC SC SC SC SC SC FW FW SC SC SC PoP 12hr 10 20 20 10 30 30 30 20 30 Rain shwrs IS IS IS IS IS IS IS IS IS SC IS IS IS IS IS IS IS SC $$ VIZ001-120800- St.Thomas...St. John...and Adjacent Islands- Including the cities of Anna`s Retreat, Charlotte Amalie, Charlotte Amalie East, Charlotte Amalie West, and Cruz Bay 231 PM AST Tue Aug 11 2026 Date 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 73 80 82 84 87 94 74 80 82 84 87 94 74 81 83 Temp 84 82 81 80 81 84 87 87 85 83 82 81 81 84 87 87 85 83 82 81 82 85 Dewpt 75 75 76 76 76 76 76 75 76 76 77 76 76 75 75 74 74 75 75 74 74 75 RH 74 79 85 88 85 77 70 68 75 80 85 85 85 74 68 65 70 77 79 79 77 72 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 19 18 18 17 18 19 19 20 20 21 21 19 21 24 24 21 21 24 25 27 26 25 Wind gust 32 34 34 32 32 34 37 40 37 36 Clouds B1 B1 SC FW FW FW B1 B1 SC SC CL CL SC FW FW SC SC FW FW SC SC FW PoP 12hr 30 40 10 10 10 QPF 12hr 0.05 0.13 0 0.01 0.02 Snow 12hr MM MM MM Rain shwrs SC SC IS IS IS SC SC SC IS IS IS IS IS IS IS Obvis H H H H H H H H H H H H H H H H H Heat index 91 88 87 86 86 93 97 97 94 91 89 86 87 93 96 96 93 90 88 86 87 93 Max heat 101 94 102 108 108 96 100 106 105 94 99 Date 08/14 Sat 08/15/26 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 81 87 80 87 80 87 80 87 Temp 87 83 81 84 87 83 81 84 87 82 80 84 87 82 80 84 87 83 Dewpt 75 76 76 76 75 76 75 75 75 75 75 76 75 76 76 76 73 73 PWind dir E E E E E E E E E Wind char BZ WY BZ BZ BZ GN GN GN GN Avg clouds SC SC SC SC SC FW SC SC SC SC SC SC SC FW FW SC SC SC PoP 12hr 10 20 20 10 20 20 20 20 30 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS SC $$ VIZ002-120800- St Croix- Including the cities of Christiansted, Frederiksted, Frederiksted Southeast, and Grove Place 231 PM AST Tue Aug 11 2026 Date 08/11/26 Wed 08/12/26 Thu 08/13/26 Fri 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 88 94 77 80 83 84 88 94 81 Temp 84 82 81 80 81 85 87 88 86 83 82 81 81 85 88 88 86 83 82 81 82 86 Dewpt 75 75 76 77 77 77 77 76 77 77 77 76 76 76 75 75 75 76 75 75 74 75 RH 74 79 85 91 88 77 72 68 75 82 85 85 85 75 66 66 70 80 79 82 77 70 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 14 14 13 14 17 18 19 19 19 19 17 18 21 24 20 21 23 24 20 23 25 Wind gust 27 31 34 35 32 32 34 36 34 34 36 Clouds B1 SC SC FW FW FW FW SC SC SC CL CL SC FW FW FW FW SC SC SC SC SC PoP 12hr 30 30 10 10 10 QPF 12hr 0.01 0.04 0 0.01 0.03 Snow 12hr MM MM MM Rain shwrs SC IS IS SC IS IS 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 Heat index 92 89 88 86 87 95 99 99 96 92 90 86 87 94 98 98 95 91 89 87 88 94 Max heat 103 94 102 110 108 96 100 107 106 94 99 Date 08/14 Sat 08/15/26 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 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 88 80 88 80 88 80 88 Temp 88 83 81 85 88 83 81 85 88 82 80 85 88 83 81 85 88 83 Dewpt 76 77 76 76 76 76 76 76 76 76 76 76 76 76 76 77 72 74 PWind dir E E E NE E E E E E Wind char WY BZ BZ BZ BZ GN GN GN GN Avg clouds SC SC SC SC SC FW SC SC SC SC SC SC SC FW SC SC SC B1 PoP 12hr 10 20 20 20 20 10 20 20 40 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS SC SC $$