Area Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
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896 FOCA52 TJSJ 121831 AFMSJU Area Forecast Matrices National Weather Service San Juan PR 231 PM AST Wed Aug 12 2026 PRZ001-130800- San Juan and Vicinity- Including the cities of Bayamon, Carolina, Catano, Guaynabo, San Juan, Toa Alta, Toa Baja, and Trujillo Alto 231 PM AST Wed Aug 12 2026 Date 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat 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 78 82 81 88 91 73 79 83 83 90 93 73 78 82 Temp 85 81 80 79 79 84 87 88 85 82 80 79 80 85 89 90 86 82 80 79 79 85 Dewpt 78 77 77 77 76 77 77 76 75 75 75 75 74 75 74 75 76 76 76 76 76 76 RH 80 88 91 94 91 80 72 68 72 79 85 88 82 72 61 62 72 82 88 91 91 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 14 10 9 10 10 11 18 19 14 11 12 12 12 14 17 17 14 10 10 11 10 12 Wind gust 29 21 23 20 23 Clouds B2 B2 B1 B1 SC B1 SC SC SC FW FW SC SC FW FW SC SC SC SC SC SC SC PoP 12hr 70 30 10 10 20 QPF 12hr 0.14-0.52 0.04-0.12 0.02 0.03 0.04 Snow 12hr MM MM MM Rain shwrs NM NM SC SC SC SC SC IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS Tstms IS IS IS Obvis H H H H H H Heat index 97 88 84 81 81 94 99 99 94 88 85 82 83 94 98100 96 90 85 82 83 95 Max heat 111 94 100 109 106 93 99 109 108 95 100 Date 08/15 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 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 87 77 86 77 90 77 90 Temp 89 82 79 85 87 81 78 84 86 81 78 85 90 82 78 85 90 82 Dewpt 77 76 75 76 77 76 75 76 77 76 75 76 77 76 76 76 69 71 PWind dir E E E E E E E E E Wind char BZ GN BZ GN GN LT GN LT GN Avg clouds SC SC CL FW B1 B2 B2 B2 B2 B2 B1 B1 SC SC SC SC SC SC PoP 12hr 20 30 70 70 70 40 30 20 20 Rain shwrs IS IS SC NM NM NM NM NM NM SC SC SC SC IS IS IS IS Tstms IS IS IS IS IS IS IS IS $$ PRZ002-130800- Northeast- Including the cities of Ceiba, Canovanas, Fajardo, Humacao, Loiza, Luquillo, Naguabo, and Rio Grande 231 PM AST Wed Aug 12 2026 Date 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 67 78 82 73 86 92 68 79 83 74 87 93 67 78 82 Temp 84 81 79 78 79 83 85 86 84 81 80 79 80 84 87 87 85 81 80 79 79 84 Dewpt 76 75 76 75 75 76 75 74 74 73 74 73 73 73 73 74 75 75 75 75 75 75 RH 77 82 91 91 88 80 72 68 72 77 82 82 79 70 63 65 72 82 85 88 88 74 Wind dir E E E E E E E E E E E E E E E E E E E E NE E Wind spd 14 13 13 14 13 16 18 18 14 13 14 14 14 16 16 16 13 12 13 14 13 16 Wind gust 25 25 25 25 25 27 28 29 25 25 27 27 26 27 26 24 27 28 27 27 Clouds B2 B2 B1 SC SC B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 50 40 20 20 20 QPF 12hr 0.07-0.19 0.09 0.03 0.03 0.06 Snow 12hr MM MM MM Rain shwrs SC SC SC IS SC SC IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS Tstms IS IS Obvis H H H H H H H Heat index 92 86 84 81 81 90 94 94 90 86 85 82 84 91 94 95 92 87 85 82 83 92 Max heat 105 94 98 102 101 93 97 103 102 94 99 Date 08/15 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 88 78 86 77 84 77 88 77 88 Temp 88 81 79 84 86 81 78 83 84 80 78 84 88 81 78 84 88 81 Dewpt 75 74 74 74 74 74 74 75 75 74 74 75 75 75 74 75 71 71 PWind dir NE E E E E E E E E Wind char BZ GN BZ GN GN GN GN GN GN Avg clouds SC SC FW SC B1 OV OV OV B2 B2 B2 B1 B1 SC SC SC SC SC PoP 12hr 20 30 70 70 70 50 40 20 20 Rain shwrs IS IS IS SC NM NM NM NM NM NM SC SC SC SC IS IS IS IS Tstms IS IS IS IS IS IS IS IS IS $$ PRZ003-130800- Southeast- Including the cities of Arroyo, Guayama, Maunabo, Patillas, Salinas, and Yabucoa 231 PM AST Wed Aug 12 2026 Date 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat 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 75 85 92 70 78 84 77 88 93 70 78 83 Temp 83 80 79 78 78 82 85 85 83 81 80 78 79 84 87 88 85 81 80 79 79 84 Dewpt 77 76 75 75 75 76 75 73 73 72 73 73 73 73 72 72 73 74 74 74 74 74 RH 82 88 88 91 91 82 72 67 72 74 79 85 82 70 61 59 67 79 82 85 85 72 Wind dir E E E E E E E E E E E E E E E E E NE NE NE NE NE Wind spd 13 11 11 12 12 13 18 18 14 12 13 13 14 16 18 18 14 10 11 11 11 13 Wind gust 27 23 23 24 24 26 34 35 28 25 25 26 27 29 35 34 28 21 24 24 24 25 Clouds B1 B2 B1 B1 SC B1 SC FW FW FW FW SC SC FW FW SC SC SC SC SC SC SC PoP 12hr 60 40 10 10 10 QPF 12hr 0.13-0.26 0.07 0.02 0.01 0.04 Snow 12hr MM MM MM Rain shwrs SC NM SC SC IS SC IS IS IS IS IS IS IS IS IS IS IS IS IS IS Tstms IS IS IS Obvis H H H H H H H H Heat index 93 85 82 80 89 93 92 89 84 83 81 82 90 94 94 91 86 84 81 82 91 Max heat 108 93 99 105 103 93 98 105 103 93 100 Date 08/15 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 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 86 77 84 77 87 77 87 Temp 89 81 78 84 86 80 78 83 84 80 77 83 87 80 78 83 87 81 Dewpt 72 74 74 74 75 74 74 75 76 75 75 75 76 75 75 75 69 70 PWind dir NE NE E E E E E E E Wind char BZ GN BZ GN GN GN GN LT GN Avg clouds SC FW CL FW B1 B2 B2 B2 OV B2 B2 B1 B1 SC SC SC SC SC PoP 12hr 10 20 70 70 70 50 40 20 20 Rain shwrs IS IS IS IS NM NM NM NM NM SC SC SC IS IS IS IS IS Tstms IS IS IS IS IS IS IS IS IS $$ PRZ004-130800- Eastern Interior- Including the cities of Aguas Buenas, Caguas, Cayey, Cidra, Comerio, Gurabo, Juncos, Las Piedras, and San Lorenzo 231 PM AST Wed Aug 12 2026 Date 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 69 74 78 75 84 90 70 75 79 76 86 92 70 75 79 Temp 82 78 76 75 75 81 84 84 82 78 77 76 76 82 85 86 83 79 77 76 76 82 Dewpt 75 75 75 74 74 75 75 73 72 72 73 72 72 73 72 72 73 74 74 73 74 74 RH 79 91 97 97 97 82 74 70 72 82 87 87 87 74 65 63 72 85 90 90 94 77 Wind dir E E E E E E E E E E E E E E E E E NE NE E NE NE Wind spd 12 8 8 10 9 10 16 16 13 9 10 10 11 12 14 16 13 6 6 6 5 10 Wind gust 17 16 Clouds B2 B2 B1 B1 SC B1 SC FW FW FW FW SC SC FW FW SC SC SC SC SC SC SC PoP 12hr 60 40 10 10 20 QPF 12hr 0.14-0.42 0.05-0.11 0.02 0.02 0.04 Snow 12hr MM MM MM Rain shwrs SC NM SC SC SC SC IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS Tstms IS IS IS Obvis H H H H H H H H Heat index 88 80 86 91 91 86 80 87 91 93 88 81 88 Max heat 105 90 98 103 100 89 97 103 102 91 100 Date 08/15 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 74 84 74 83 74 87 74 87 Temp 87 78 75 82 84 78 75 81 83 77 75 82 87 78 75 82 87 78 Dewpt 73 73 73 74 73 73 73 74 74 73 73 74 74 74 73 74 67 69 PWind dir NE NE E E E E E E E Wind char GN LT GN LT GN LT GN LT GN Avg clouds SC FW CL FW B1 B2 B2 B2 B2 B2 B1 B1 B1 SC SC SC SC SC PoP 12hr 20 30 70 70 70 40 30 20 20 Rain shwrs IS IS SC NM NM NM NM NM NM SC SC SC SC IS IS IS IS Tstms IS IS IS IS IS IS IS IS IS $$ PRZ005-130800- North Central- Including the cities of Arecibo, Barceloneta, Dorado, Florida, Manati, Vega Alta, and Vega Baja 231 PM AST Wed Aug 12 2026 Date 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat 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 92 73 76 82 84 90 93 74 77 82 Temp 85 80 78 77 77 84 88 89 85 81 79 77 78 85 89 90 86 81 79 77 78 84 Dewpt 79 77 77 76 76 78 78 76 75 74 75 74 74 75 75 75 76 76 76 76 76 76 RH 82 91 97 97 97 82 72 66 72 79 88 90 88 72 64 62 72 85 91 97 94 77 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 14 10 8 8 9 10 16 18 16 10 10 11 11 12 18 19 18 12 11 12 10 13 Wind gust 26 31 27 29 34 33 24 21 23 24 Clouds B2 B2 B2 B2 SC SC SC SC SC CL CL FW FW FW FW FW FW FW FW SC SC SC PoP 12hr 70 10 0 0 20 QPF 12hr 0.34-0.58 0.03 0 0.01 0.02 Snow 12hr MM MM MM Rain shwrs NM NM NM SC IS IS IS IS IS IS IS IS IS IS Tstms IS IS IS IS Obvis H H H H H H H H H Heat index 98 86 80 95102101 94 85 80 93100101 96 87 81 94 Max heat 111 95 101 111 108 92 100 110 109 94 102 Date 08/15 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 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 76 87 76 86 75 90 75 91 Temp 89 81 77 84 87 80 76 83 86 80 76 85 90 80 76 85 91 80 Dewpt 77 76 75 76 77 76 75 77 78 76 75 77 78 77 75 76 69 70 PWind dir E E E E E E E E E Wind char BZ GN BZ GN GN LT GN LT GN Avg clouds SC SC CL FW B1 B2 B1 B1 B1 B2 B1 SC SC B1 SC SC SC SC PoP 12hr 20 20 60 40 60 30 60 10 10 Rain shwrs IS IS IS IS SC SC SC NM NM SC SC IS IS IS IS IS IS Tstms IS IS IS IS IS IS IS IS IS IS $$ PRZ006-130800- Central Interior- Including the cities of Aibonito, Barranquitas, Ciales, Coamo, Corozal, Jayuya, Morovis, Naranjito, Orocovis, and Villalba 231 PM AST Wed Aug 12 2026 Date 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 64 73 77 73 83 90 64 73 77 74 85 93 64 73 77 Temp 80 76 75 74 74 79 82 83 80 76 75 74 74 80 84 85 81 77 75 74 74 80 Dewpt 74 73 73 73 73 74 74 71 70 71 71 72 71 71 70 69 70 72 73 72 72 72 RH 82 90 94 97 97 85 77 67 72 85 87 93 90 74 63 59 69 85 94 93 93 77 Wind dir E E E E E E E E E E E E E E E E E NE NE NE NE NE Wind spd 10 6 5 6 6 9 13 14 12 8 8 8 8 10 14 14 12 5 5 5 5 9 Wind gust 24 21 32 34 26 24 35 33 26 Clouds B2 B2 B2 B1 SC SC SC FW FW CL CL FW FW FW FW FW FW FW FW FW FW SC PoP 12hr 60 20 0 0 5 QPF 12hr 0.19-0.56 0.04 0 0 0.01 Snow 12hr MM MM MM Rain shwrs SC NM SC SC IS IS IS IS IS IS Tstms IS IS IS IS Obvis H H H H H H H H H Heat index 85 82 88 87 83 83 88 89 84 84 Max heat 109 89 97 105 102 86 96 103 102 87 98 Date 08/15 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 85 72 82 72 81 72 84 72 85 Temp 85 77 73 80 82 76 73 79 81 76 73 80 84 76 73 80 85 76 Dewpt 71 72 72 72 72 72 72 73 73 72 72 73 73 72 72 73 63 67 PWind dir NE NE E E E E E E E Wind char GN GN GN LT GN LT GN LT LT Avg clouds SC SC CL FW SC B2 B1 B2 B2 B1 SC SC SC B1 SC SC FW FW PoP 12hr 30 10 60 60 60 30 40 10 10 Rain shwrs IS SC IS IS SC SC SC NM SC SC SC SC SC IS IS IS IS Tstms IS IS IS IS IS IS IS IS $$ PRZ007-130800- Ponce and Vicinity- Including the cities of Guayanilla, Juana Diaz, Yauco, Penuelas, Ponce, and Santa Isabel 231 PM AST Wed Aug 12 2026 Date 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat 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 76 82 73 86 92 63 76 82 74 89 93 64 76 82 Temp 84 80 78 77 77 82 86 86 83 80 78 77 78 84 88 89 85 81 79 77 78 85 Dewpt 76 75 74 73 73 74 74 72 71 70 70 70 71 70 70 69 70 71 71 71 71 70 RH 77 85 88 87 87 77 68 63 67 72 76 79 79 63 55 52 61 72 77 82 79 61 Wind dir SE E E E E E E SE E E E E E E E E E NE NE NE NE NE Wind spd 12 9 8 9 9 12 17 17 13 10 9 9 8 11 17 17 13 8 6 6 5 8 Wind gust 26 24 20 24 23 27 34 35 29 26 23 24 23 27 35 34 31 20 19 21 Clouds SC B2 B2 B1 FW SC SC CL CL CL CL FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 60 20 0 0 5 QPF 12hr 0.12-0.24 0.02 0 0 0 Snow 12hr MM MM MM Rain shwrs IS SC SC SC IS IS IS IS Tstms IS IS IS Obvis H H H H H H H H H Heat index 92 84 80 89 93 92 88 82 80 88 93 94 89 84 81 89 Max heat 108 95 99 105 102 90 95 102 101 90 96 Date 08/15 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 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 88 75 85 75 88 75 88 Temp 90 81 77 84 88 80 76 82 85 79 76 83 88 79 76 83 88 80 Dewpt 71 72 71 72 73 73 72 73 74 74 72 73 75 74 72 73 68 70 PWind dir E NE E E E E E E E Wind char GN GN BZ GN GN LT GN LT GN Avg clouds SC SC CL FW SC B2 B1 B1 B2 B1 SC SC B1 B1 SC SC FW SC PoP 12hr 30 5 60 60 60 30 30 20 5 Rain shwrs IS IS NM NM SC NM NM SC IS SC SC SC IS IS IS IS Tstms IS IS IS IS IS IS IS IS $$ PRZ008-130800- Northwest- Including the cities of Aguadilla, Camuy, Hatillo, Isabela, and Quebradillas 231 PM AST Wed Aug 12 2026 Date 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 75 82 84 88 92 71 75 82 84 89 93 71 75 82 Temp 83 79 77 75 76 83 87 88 84 79 77 76 76 84 88 89 85 80 78 76 77 83 Dewpt 77 77 76 74 74 76 77 76 75 73 73 73 72 73 74 74 74 75 75 74 74 75 RH 82 94 97 97 94 80 72 68 74 82 87 90 87 70 63 61 70 85 91 94 90 77 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 12 8 10 9 8 9 13 18 16 12 11 11 10 13 17 20 20 17 13 14 13 16 Wind gust 24 24 31 27 23 23 21 24 29 35 33 32 26 26 26 26 Clouds OV B2 B1 SC SC FW FW SC SC CL CL FW FW FW FW SC SC FW FW FW FW SC PoP 12hr 60 10 0 10 10 QPF 12hr 0.29-0.51 0.01-0.15 0 0.01 0.01 Snow 12hr MM MM MM Rain shwrs NM NM SC IS IS IS IS IS IS IS Tstms IS IS IS Obvis H H H H H H H H H Heat index 93 81 91 99 98 91 81 90 97 98 92 83 91 Max heat 109 94 97 109 108 91 96 107 106 92 99 Date 08/15 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 88 75 86 74 85 74 88 74 88 Temp 88 79 76 83 86 79 75 82 85 78 75 83 88 79 75 83 88 79 Dewpt 76 75 74 75 75 75 74 75 76 75 73 75 77 76 73 75 71 72 PWind dir NE E E E E E E E E Wind char BZ BZ BZ GN LT LT GN LT GN Avg clouds SC SC FW FW SC B1 SC SC B1 B2 B1 SC B1 B1 SC SC SC SC PoP 12hr 20 5 50 30 70 30 60 10 30 Rain shwrs IS IS IS IS IS SC SC SC NM NM SC SC NM NM IS IS IS IS Tstms IS IS IS IS IS IS IS $$ PRZ009-130800- Western Interior- Including the cities of Adjuntas, Lares, Las Marias, Maricao, Sabana Grande, San Sebastian, and Utuado 231 PM AST Wed Aug 12 2026 Date 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat 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 73 77 73 85 92 66 73 77 74 87 93 66 73 77 Temp 81 77 75 73 74 80 84 85 81 77 75 74 74 81 86 87 82 78 76 74 74 81 Dewpt 75 74 74 72 72 74 75 72 71 71 71 71 70 71 72 70 70 72 72 72 72 72 RH 82 90 97 97 93 82 74 65 72 82 87 90 87 72 63 57 67 82 87 93 93 74 Wind dir E E E E E E E E E E E E E E E E E E NE E NE E Wind spd 6 5 5 5 5 6 11 12 9 8 5 5 5 8 11 10 10 8 5 6 5 8 Wind gust 24 23 21 19 26 33 33 28 24 24 33 32 31 18 16 17 16 18 Clouds B1 B2 B2 SC FW FW FW SC SC CL CL FW FW FW FW SC SC FW FW FW FW FW PoP 12hr 60 10 0 10 5 QPF 12hr 0.11-0.44 0.01-0.15 0 0.01 0 Snow 12hr MM MM MM Rain shwrs SC NM SC SC IS IS IS IS IS IS IS IS Tstms IS IS IS Obvis H H H H H H H H H Heat index 86 84 91 91 84 85 92 92 86 85 Max heat 111 89 98 111 106 86 98 106 105 87 99 Date 08/15 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 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 72 84 72 82 72 85 72 86 Temp 86 77 73 81 84 77 73 79 82 76 73 80 85 76 73 81 86 77 Dewpt 73 72 72 72 73 72 72 73 74 73 72 73 75 73 71 73 66 69 PWind dir NE NE E E E E E E E Wind char GN GN GN LT LT LT LT LT LT Avg clouds SC SC FW FW SC B2 SC B1 B1 B1 SC SC B1 B1 SC FW FW SC PoP 12hr 40 5 70 40 60 30 60 10 30 Rain shwrs SC SC IS IS NM NM IS SC SC SC SC SC IS IS IS IS SC SC Tstms IS IS IS IS IS IS IS IS IS IS IS $$ PRZ010-130800- Mayaguez and Vicinity- Including the cities of Aguada, Anasco, Hormigueros, Mayaguez, Moca, Rincon, and San German 231 PM AST Wed Aug 12 2026 Date 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 68 76 82 75 89 92 69 76 82 78 91 93 69 76 82 Temp 85 80 78 77 77 84 88 89 85 80 78 77 77 85 90 91 86 81 79 77 78 86 Dewpt 78 77 77 75 74 77 79 78 76 75 74 73 72 74 76 75 75 75 75 74 74 75 RH 80 91 97 94 90 80 75 70 75 85 88 87 85 70 64 60 70 82 88 90 88 70 Wind dir E E E E E E E E E E E E E E E E E NE NE E NE NE Wind spd 6 6 9 9 8 9 10 13 11 13 10 9 8 10 9 9 9 12 11 11 10 10 Wind gust 18 24 31 26 27 27 28 32 31 32 27 23 24 24 24 27 26 27 29 28 28 26 Clouds B1 B2 B1 SC FW FW FW SC SC FW CL FW FW FW FW SC SC FW FW FW FW FW PoP 12hr 60 30 0 20 5 QPF 12hr 0.02-0.40 0.01-0.20 0 0.02 0 Snow 12hr MM MM MM Rain shwrs SC NM SC IS IS SC IS IS IS IS Tstms IS IS IS Obvis H H H H H H H H H Heat index 97 86 94103104 95 85 93102102 96 87 81 95 Max heat 113 94 104 115 111 91 100 113 109 92 104 Date 08/15 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 91 76 89 76 87 75 91 75 91 Temp 91 81 77 85 89 81 76 84 87 80 76 85 91 80 76 85 91 80 Dewpt 76 75 74 75 77 75 74 76 78 76 74 76 78 76 74 76 72 72 PWind dir NE NE E E E E E E E Wind char GN GN BZ GN LT LT LT LT LT Avg clouds SC SC SC FW SC B1 SC SC B1 B1 SC SC B1 B1 SC SC FW SC PoP 12hr 40 10 70 30 50 30 60 10 40 Rain shwrs IS SC IS IS NM NM IS SC SC SC SC SC IS NM IS IS SC SC Tstms IS IS IS IS IS IS IS IS IS IS IS $$ PRZ011-130800- Southwest- Including the cities of Cabo Rojo, Guanica, and Lajas 231 PM AST Wed Aug 12 2026 Date 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat 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 84 91 92 74 77 82 84 92 93 73 76 82 Temp 87 81 79 77 78 85 90 91 86 81 80 78 79 86 91 92 87 82 79 77 78 87 Dewpt 78 78 76 75 75 76 76 76 74 73 72 72 72 71 72 73 73 73 72 72 71 72 RH 75 91 91 94 91 75 64 62 68 77 77 82 79 61 54 54 63 74 79 85 79 61 Wind dir E E E E E E E SE SE E E E E E E E E E NE E NE NE Wind spd 16 14 12 14 13 17 20 21 19 17 12 11 11 16 19 19 19 12 8 5 4 5 Wind gust 33 32 28 32 29 32 41 42 40 36 27 25 26 31 37 39 39 27 Clouds SC B2 B2 B1 SC FW FW FW FW CL CL FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 60 5 0 0 5 QPF 12hr 0.08-0.15 0.01-0.09 0 0.01 0 Snow 12hr MM MM MM Rain shwrs IS SC NM SC IS IS IS IS IS IS IS IS Tstms IS IS IS Obvis H H H H H H H H H Heat index 100 89 82 95102102 94 87 82 80 92 99101 95 87 80 93 Max heat 111 95 98 111 108 91 96 107 106 91 98 Date 08/15 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 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 91 76 89 76 92 76 92 Temp 93 82 77 86 91 81 77 85 89 81 77 86 92 81 77 86 92 81 Dewpt 74 75 72 74 77 76 73 75 77 77 74 75 78 77 74 75 72 73 PWind dir E NE E E E E E E E Wind char GN LT BZ GN GN GN GN LT GN Avg clouds SC SC FW FW SC B2 SC B1 B2 B1 SC SC B1 B1 SC SC FW SC PoP 12hr 30 5 70 60 60 30 40 20 5 Rain shwrs IS IS IS IS NM NM IS IS SC SC IS SC SC SC IS IS IS IS Tstms IS IS IS IS IS IS IS IS $$ PRZ012-130800- Culebra- Including the city of Culebra 231 PM AST Wed Aug 12 2026 Date 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 81 84 87 92 82 84 88 93 82 Temp 85 83 82 81 82 85 87 87 85 84 83 82 82 85 87 88 86 84 83 82 82 86 Dewpt 78 78 78 78 77 78 77 77 76 76 76 76 75 76 76 77 78 77 77 77 77 77 RH 80 85 88 91 85 80 72 72 75 77 80 82 79 75 70 70 77 80 82 85 85 75 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 20 21 21 21 21 24 24 23 20 21 24 24 23 23 21 17 18 20 24 25 24 23 Clouds SC SC SC SC SC SC SC SC SC SC SC FW FW FW FW SC SC SC SC SC SC SC PoP 12hr 30 30 30 10 20 QPF 12hr 0.02 0.06 0.03 0.02 0.04 Snow 12hr MM MM MM Rain shwrs SC SC SC IS IS IS IS IS IS SC IS IS IS IS IS IS IS IS Obvis H H H H H H H H H Heat index 97 93 91 89 90 96 98 98 95 92 91 89 89 95 98 99 97 93 92 90 91 97 Max heat 108 97 100 105 103 94 99 106 106 97 102 Date 08/15 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 88 81 87 81 86 81 88 81 88 Temp 88 84 82 85 87 83 81 85 86 83 81 85 88 83 81 85 88 83 Dewpt 77 77 76 77 77 76 76 77 77 76 76 77 77 77 76 77 73 72 PWind dir E E E E E E E E E Wind char BZ WY WY BZ BZ BZ BZ BZ GN Avg clouds SC SC SC SC B1 OV OV OV B2 B1 B2 B2 B1 SC SC SC SC SC PoP 12hr 20 30 70 70 70 60 40 20 20 Rain shwrs IS IS IS SC NM NM NM NM NM SC NM SC SC SC IS IS IS IS Tstms IS IS IS IS IS IS IS IS IS $$ PRZ013-130800- Vieques- Including the city of Vieques 231 PM AST Wed Aug 12 2026 Date 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat 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 91 81 84 88 92 81 Temp 86 83 82 81 81 85 87 87 85 83 82 81 82 86 88 88 86 83 82 81 82 86 Dewpt 76 76 76 76 76 76 75 74 74 74 75 74 74 74 74 74 75 76 76 76 76 76 RH 72 80 82 85 85 75 68 65 70 74 79 79 77 68 63 63 70 80 82 85 82 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 21 21 20 21 20 23 24 21 19 20 23 21 23 21 20 18 18 20 23 24 24 23 Wind gust 32 32 34 Clouds B1 B1 SC SC SC SC FW FW SC SC SC FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 40 30 30 20 20 QPF 12hr 0.03 0.04 0.03 0.01 0.04 Snow 12hr MM MM MM Rain shwrs SC SC SC IS IS IS IS IS IS SC IS IS IS IS IS IS Obvis H H H H H H H H H Heat index 95 91 89 87 88 94 97 96 93 90 89 87 88 94 96 97 95 92 90 88 89 96 Max heat 103 93 99 101 101 93 98 102 102 94 99 Date 08/15 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 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 87 80 86 80 89 80 89 Temp 89 83 81 86 87 83 81 85 86 83 81 85 89 83 81 85 89 83 Dewpt 75 75 75 76 74 75 75 75 74 74 75 75 74 75 75 75 72 72 PWind dir NE E E E E E E E E Wind char BZ WY WY BZ BZ BZ GN BZ GN Avg clouds SC SC SC SC B1 OV OV OV B2 B2 B2 B2 B1 SC SC SC SC SC PoP 12hr 30 30 70 70 70 60 50 20 20 Rain shwrs IS IS IS SC NM NM NM NM NM NM NM NM SC IS IS IS IS IS Tstms IS IS IS IS IS IS IS IS IS $$ VIZ001-130800- St.Thomas...St. John...and Adjacent Islands- Including the cities of Anna`s Retreat, Charlotte Amalie, Charlotte Amalie East, Charlotte Amalie West, and Cruz Bay 231 PM AST Wed Aug 12 2026 Date 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 75 80 82 83 86 93 74 81 83 84 87 93 74 81 82 Temp 84 82 81 81 81 84 86 86 84 83 82 81 82 84 86 87 85 83 82 81 81 85 Dewpt 76 76 77 77 76 76 75 74 74 75 75 74 74 75 74 75 76 76 76 76 76 76 RH 77 82 88 88 85 77 70 68 72 77 79 79 77 74 68 68 75 80 82 85 85 75 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 21 21 21 23 23 24 25 23 20 24 24 25 23 21 21 18 18 21 25 25 24 23 Wind gust 34 34 Clouds SC SC SC SC FW FW FW CL FW SC SC FW FW FW FW SC SC SC SC SC SC SC PoP 12hr 20 20 20 10 20 QPF 12hr 0.01 0.01 0.02 0.01 0.04 Snow 12hr MM MM MM Rain shwrs SC IS IS IS IS IS IS IS IS IS IS IS IS Obvis H H H H H H H H H H Heat index 93 90 88 86 87 92 94 94 91 89 88 86 87 92 95 96 93 90 88 87 88 94 Max heat 106 96 100 103 103 94 99 106 105 96 102 Date 08/15 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 80 85 80 84 80 87 80 87 Temp 87 83 80 84 85 82 80 84 84 82 80 84 87 82 80 84 87 82 Dewpt 75 75 75 76 75 75 75 75 75 75 75 76 75 75 75 75 72 72 PWind dir E E E E E E E E E Wind char BZ WY WY BZ BZ BZ BZ BZ GN Avg clouds SC SC SC SC B1 B2 B2 B2 B2 B1 B1 B1 SC SC SC SC SC SC PoP 12hr 20 30 70 70 70 40 30 20 20 Rain shwrs IS IS IS SC NM NM NM NM NM SC SC SC SC IS IS IS IS IS Tstms IS IS IS IS IS IS IS IS $$ VIZ002-130800- St Croix- Including the cities of Christiansted, Frederiksted, Frederiksted Southeast, and Grove Place 231 PM AST Wed Aug 12 2026 Date 08/12/26 Thu 08/13/26 Fri 08/14/26 Sat 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 87 92 81 84 88 93 81 Temp 85 83 82 80 81 84 86 87 85 83 82 81 82 85 87 88 85 83 82 81 82 85 Dewpt 77 77 77 77 77 77 76 75 75 76 76 75 75 75 75 76 76 77 77 76 76 76 RH 77 82 85 91 88 80 72 68 72 80 82 82 79 72 68 68 75 82 85 85 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 20 20 20 21 21 24 24 23 21 21 21 23 23 23 23 19 18 18 21 21 23 23 Wind gust 32 34 32 32 34 34 33 34 34 33 Clouds SC SC SC SC FW FW FW CL CL SC SC FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 30 30 30 10 20 QPF 12hr 0.01 0.01 0.02 0.01 0.04 Snow 12hr MM MM MM Rain shwrs SC SC SC IS IS SC IS IS IS IS IS IS IS IS Obvis H H H H H H H H H H Heat index 95 91 89 86 88 94 96 96 93 90 89 87 88 93 97 98 95 92 90 87 88 95 Max heat 107 95 100 105 103 94 99 106 105 96 102 Date 08/15 Sun 08/16/26 Mon 08/17/26 Tue 08/18/26 Wed 08/19/26 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 86 80 85 80 88 80 88 Temp 88 83 81 85 86 83 80 84 85 82 80 85 88 83 81 85 88 83 Dewpt 76 76 76 76 76 76 76 76 76 76 76 76 76 76 76 76 71 72 PWind dir NE E E E E E E E E Wind char BZ WY WY BZ BZ GN GN GN GN Avg clouds SC SC SC SC B2 B2 B1 B2 B1 B1 B1 B1 SC SC SC SC SC FW PoP 12hr 20 40 70 50 50 40 30 20 20 Rain shwrs IS IS IS SC NM NM SC SC SC SC SC SC SC IS IS IS IS IS Tstms IS IS IS IS IS IS IS IS IS $$