FOCA52 TJSJ 190631 AFMSJU Area Forecast Matrices National Weather Service San Juan PR 231 AM AST Tue May 19 2026 PRZ001-192000- San Juan and Vicinity- Including the cities of Bayamon, Carolina, Catano, Guaynabo, San Juan, Toa Alta, Toa Baja, and Trujillo Alto 231 AM AST Tue May 19 2026 Date Tue 05/19/26 Wed 05/20/26 Thu 05/21/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 80 87 90 71 74 81 80 87 90 70 74 81 80 87 90 Temp 76 82 86 87 84 79 76 74 76 82 86 87 83 78 76 74 76 82 86 87 84 79 Dewpt 70 71 72 72 72 72 72 72 71 73 73 72 71 71 71 71 71 72 72 72 72 72 RH 82 69 63 61 67 79 87 93 85 74 65 61 67 79 85 90 85 72 63 61 67 79 Wind dir SE E E E E E E E SE E E E E E E E E E E E E E Wind spd 8 11 16 16 13 9 9 6 6 11 14 16 14 10 9 6 9 10 13 14 12 9 Wind gust 26 Clouds B1 SC SC B1 B1 B1 B1 FW SC SC B1 B1 B1 B1 B1 B1 B1 SC SC SC SC B1 PoP 12hr 40 40 50 50 40 QPF 12hr 0.14-0.26 0.07-0.14 0.14-0.28 0.10-0.15 0.08 Snow 12hr MM MM MM Rain shwrs SC SC IS SC SC SC SC IS IS SC SC SC SC SC SC SC SC SC SC IS IS SC Heat index 86 92 94 89 81 87 93 94 88 80 86 92 94 89 81 Max heat 90 101 100 87 91 101 99 87 90 101 100 Date Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 74 88 74 87 75 87 75 87 Temp 74 82 88 79 74 82 87 79 75 82 87 79 75 82 87 79 Dewpt 72 72 73 72 72 73 73 72 71 72 73 72 72 73 73 73 PWind dir E E E E E E E E Wind char LT GN LT GN GN GN GN GN Avg clouds B1 B1 B1 B1 SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 50 50 20 40 40 50 40 50 Rain shwrs SC SC SC SC IS IS IS SC SC SC SC SC SC SC SC SC $$ PRZ002-192000- Northeast- Including the cities of Ceiba, Canovanas, Fajardo, Humacao, Loiza, Luquillo, Naguabo, and Rio Grande 231 AM AST Tue May 19 2026 Date Tue 05/19/26 Wed 05/20/26 Thu 05/21/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 75 85 90 64 74 81 75 84 90 64 74 81 75 84 90 Temp 75 80 84 85 82 78 76 74 75 80 83 84 81 77 76 74 75 80 83 84 81 78 Dewpt 70 71 71 72 72 71 71 71 71 72 72 71 71 71 70 70 70 71 71 71 72 72 RH 84 74 65 65 72 79 85 90 87 77 70 65 72 82 82 87 84 74 67 65 74 82 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 11 14 14 14 13 12 11 10 11 13 14 14 14 12 11 11 12 12 14 13 12 10 Wind gust 24 25 25 24 24 21 24 25 25 25 24 21 25 24 20 Clouds B2 B1 SC B1 B1 B1 B1 SC B1 B1 B1 B1 B2 B2 B2 B1 B1 B1 B1 SC SC B1 PoP 12hr 40 50 50 50 50 QPF 12hr 0.18-0.28 0.12-0.19 0.28 0.16 0.08-0.18 Snow 12hr MM MM MM Rain shwrs NM SC IS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC IS IS SC Heat index 84 88 90 86 84 88 89 85 84 88 90 86 Max heat 9098 97 87 90 97 96 87 90 98 97 Date Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 74 85 74 85 74 84 75 84 Temp 74 80 85 78 74 80 85 78 74 80 84 78 75 80 84 78 Dewpt 71 72 72 72 72 72 72 71 71 71 72 72 71 72 72 72 PWind dir E E E E E E E E Wind char GN GN GN GN GN GN GN GN Avg clouds B1 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B1 B1 B2 PoP 12hr 50 50 40 50 40 50 50 50 Rain shwrs SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC $$ PRZ003-192000- Southeast- Including the cities of Arroyo, Guayama, Maunabo, Patillas, Salinas, and Yabucoa 231 AM AST Tue May 19 2026 Date Tue 05/19/26 Wed 05/20/26 Thu 05/21/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 75 85 90 66 74 81 75 84 89 66 74 81 75 84 90 Temp 75 80 84 85 82 77 75 74 75 80 83 84 81 77 75 74 75 80 83 84 81 77 Dewpt 69 70 70 70 71 71 71 71 70 71 71 71 71 70 70 69 69 70 70 71 70 71 RH 82 72 63 61 69 82 87 90 84 74 67 65 72 79 84 84 82 72 65 65 69 82 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 9 13 13 13 12 10 10 9 9 12 14 13 13 10 10 8 10 11 14 13 11 9 Wind gust 19 25 26 27 24 20 20 19 23 28 28 26 20 20 18 21 21 28 26 24 Clouds B1 B1 FW SC SC B1 SC SC B1 B1 SC SC B1 B1 B1 B1 B1 B1 B1 SC SC B1 PoP 12hr 40 50 50 50 40 QPF 12hr 0.06-0.18 0.07-0.19 0.09-0.27 0.13 0.07 Snow 12hr MM MM MM Rain shwrs SC SC IS IS IS SC IS SC SC SC SC SC SC SC SC SC SC SC SC IS IS SC Heat index 83 88 89 85 83 87 89 85 82 87 89 85 Max heat 90 97 96 87 89 95 94 86 89 96 95 Date Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 74 85 74 85 74 85 74 85 Temp 74 80 85 78 74 80 85 78 74 80 85 78 74 80 85 78 Dewpt 71 70 71 71 71 71 71 71 71 71 71 71 71 71 71 71 PWind dir E E E E E E E E Wind char GN GN GN GN GN GN GN GN Avg clouds B1 B1 B1 B1 B1 B1 B1 SC SC SC B1 B1 B1 B1 B1 B1 PoP 12hr 50 50 30 30 30 40 40 50 Rain shwrs SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC $$ PRZ004-192000- Eastern Interior- Including the cities of Aguas Buenas, Caguas, Cayey, Cidra, Comerio, Gurabo, Juncos, Las Piedras, and San Lorenzo 231 AM AST Tue May 19 2026 Date Tue 05/19/26 Wed 05/20/26 Thu 05/21/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 75 83 89 66 71 74 75 83 89 66 70 74 75 83 89 Temp 72 78 82 83 80 75 73 71 72 78 81 83 79 74 72 70 72 78 81 83 79 75 Dewpt 68 70 70 70 70 70 70 70 69 71 71 70 70 69 69 69 68 70 71 70 70 70 RH 87 76 67 65 72 84 90 97 90 79 72 65 74 84 90 97 87 76 72 65 74 84 Wind dir E E E E E E E E E E E E E EE E E E E E E E Wind spd 5 11 12 12 10 5 5 4 4 10 12 12 11 6 5 4 6 10 13 12 11 6 Clouds B1 B1 FW SC SC B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC B1 PoP 12hr 40 40 50 50 40 QPF 12hr 0.08-0.26 0.06-0.17 0.11-0.28 0.10-0.16 0.06-0.13 Snow 12hr MM MM MM Rain shwrs SC SC IS SC SC SC IS IS SC SC SC SC SC SC SC SC SC SC SC IS IS SC Heat index 80 86 88 82 85 87 81 85 87 82 Max heat 88 97 96 89 97 95 89 96 95 Date Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 71 83 71 83 71 83 71 83 Temp 71 78 83 75 71 78 83 75 71 78 83 75 71 78 83 75 Dewpt 70 71 71 70 70 71 71 70 69 70 71 70 70 71 71 71 PWind dir E E E E E E E E Wind char LT GN LT GN LT GN LT GN Avg clouds B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 50 50 30 40 40 50 40 50 Rain shwrs SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC $$ PRZ005-192000- North Central- Including the cities of Arecibo, Barceloneta, Dorado, Florida, Manati, Vega Alta, and Vega Baja 231 AM AST Tue May 19 2026 Date Tue 05/19/26 Wed 05/20/26 Thu 05/21/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 88 92 70 73 81 83 88 92 69 72 81 83 88 92 Temp 74 81 86 88 84 78 75 73 74 82 86 88 84 77 75 73 74 82 86 88 84 78 Dewpt 68 71 72 73 73 71 71 71 70 72 73 73 72 71 71 70 69 72 73 73 73 72 RH 82 72 63 61 70 79 87 93 87 72 65 61 67 82 87 90 84 72 65 61 70 82 Wind dir SE E E E E E E E E E E E E E E E E E E E E E Wind spd 8 10 14 18 17 12 9 6 8 9 16 18 17 11 10 6 6 11 11 16 14 10 Wind gust 25 35 31 24 27 32 31 23 31 28 Clouds SC SC FW B1 B1 B1 SC FW SC CL SC B1 B1 B1 B1 SC SC SC SC B1 B1 SC PoP 12hr 50 30 50 30 50 QPF 12hr 0.11-0.68 0.03-0.10 0.10-0.59 0.04-0.11 0.07-0.44 Snow 12hr MM MM MM Rain shwrs IS IS IS SC SC SC SC IS IS SC SC SC SC IS IS IS IS SC SC IS Tstms IS IS IS IS IS Heat index 86 93 96 90 87 94 96 89 86 94 96 90 Max heat 91 105 102 87 92 105 102 86 92 105 102 Date Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 88 73 88 73 88 73 88 Temp 73 82 88 78 73 82 88 78 73 81 88 78 73 82 88 78 Dewpt 71 72 74 72 71 73 74 72 71 72 74 72 71 73 74 72 PWind dir E E E E E E E E Wind char LT GN LT GN GN GN GN GN Avg clouds SC SC B1 B1 SC SC FW SC SC SC B1 B1 SC SC SC B1 PoP 12hr 30 60 10 20 30 40 10 40 Rain shwrs IS IS SC NM IS IS IS IS IS IS SC SC IS IS SC SC Tstms IS IS $$ PRZ006-192000- Central Interior- Including the cities of Aibonito, Barranquitas, Ciales, Coamo, Corozal, Jayuya, Morovis, Naranjito, Orocovis, and Villalba 231 AM AST Tue May 19 2026 Date Tue 05/19/26 Wed 05/20/26 Thu 05/21/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 75 82 90 60 69 74 75 81 90 60 69 73 75 82 90 Temp 70 76 80 82 78 74 71 69 71 76 80 81 78 73 71 69 71 76 80 82 78 73 Dewpt 66 67 68 68 68 68 68 68 67 68 69 69 68 67 67 67 66 68 69 69 68 68 RH 87 74 67 63 71 82 90 97 87 76 69 67 71 81 87 93 84 76 69 65 71 84 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 5 9 11 12 11 5 4 4 4 8 11 12 11 5 5 3 5 9 10 11 11 5 Wind gust 20 25 26 23 28 27 24 26 26 23 Clouds SC SC FW SC SC SC SC FW SC FW SC SC B1 SC SC SC SC SC SC SC SC SC PoP 12hr 30 30 30 30 30 QPF 12hr 0.05-0.18 0.01-0.08 0.05-0.31 0.04-0.11 0.06-0.23 Snow 12hr MM MM MM Rain shwrs IS IS SC SC SC IS IS IS IS SC SC SC SC IS IS IS IS SC SC IS Heat index 83 84 80 83 84 83 84 80 Max heat 87 98 96 88 98 96 88 98 96 Date Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 69 82 70 82 69 81 70 82 Temp 69 77 82 74 70 77 82 74 69 76 81 74 70 77 82 74 Dewpt 68 68 70 69 68 69 69 68 68 68 69 68 68 69 69 69 PWind dir E E E E E E E E Wind char LT GN LT GN LT GN LT GN Avg clouds SC SC B1 B1 SC SC SC SC SC SC B1 B1 SC SC SC B1 PoP 12hr 40 60 20 20 30 40 20 40 Rain shwrs IS SC SC SC IS IS IS IS IS IS SC SC IS IS SC SC Tstms IS IS $$ PRZ007-192000- Ponce and Vicinity- Including the cities of Guayanilla, Juana Diaz, Yauco, Penuelas, Ponce, and Santa Isabel 231 AM AST Tue May 19 2026 Date Tue 05/19/26 Wed 05/20/26 Thu 05/21/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 75 86 92 62 73 81 75 85 91 61 73 81 75 85 92 Temp 74 80 84 86 82 77 75 73 74 80 84 85 82 77 75 73 74 80 84 85 82 77 Dewpt 66 68 68 69 69 69 68 68 68 68 69 70 70 69 68 67 66 67 68 68 69 69 RH 76 67 59 57 65 76 79 84 82 67 61 61 67 76 79 81 76 65 59 57 65 76 Wind dir E E E SE E E E E E E E SE SE E E E E E SE SE SE E Wind spd 6 11 13 13 12 9 6 5 5 9 14 14 13 9 6 5 5 10 12 12 11 8 Wind gust 24 28 28 29 23 21 31 32 28 24 23 27 27 26 19 Clouds FW SC CL SC SC FW FW FW FW FW FW SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 10 5 20 30 30 QPF 12hr 0.02-0.30 0.00-0.08 0.04-0.43 0.02-0.12 0.07-0.39 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS SC SC IS IS IS Heat index 83 88 90 85 83 88 89 85 82 87 89 85 Max heat 89 98 98 86 89 98 97 86 88 97 97 DateFri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 73 86 73 86 73 86 73 86 Temp 73 80 86 77 73 80 86 77 73 80 86 77 73 81 86 78 Dewpt 68 68 71 70 69 69 69 69 68 68 70 69 68 68 70 69 PWind dir E E E E E E E E Wind char LT GN LT GN LT GN LT GN Avg clouds SC SC SC B1 SC SC SC SC SC SC SC SC SC SC SC B1 PoP 12hr 20 50 10 30 10 40 10 50 Rain shwrs IS IS SC SC IS IS IS IS IS IS SC SC IS IS SC SC $$ PRZ008-192000- Northwest- Including the cities of Aguadilla, Camuy, Hatillo, Isabela, and Quebradillas 231 AM AST Tue May 19 2026 Date Tue 05/19/26 Wed 05/20/26 Thu 05/21/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 86 93 67 71 81 83 86 93 67 71 81 83 86 93 Temp 73 80 85 86 82 76 74 71 73 80 85 86 82 76 73 71 73 80 84 86 82 76 Dewpt 66 69 71 73 73 72 70 69 68 70 72 74 73 72 70 68 67 70 71 73 73 72 RH 79 69 63 65 74 87 87 93 84 72 65 68 74 87 90 90 81 72 65 65 74 87 Wind dir E E E E E E E E E E E E E E E E E E E NE E E Wind spd 9 11 12 18 17 14 10 9 9 10 14 18 16 13 11 10 8 11 9 13 14 8 Wind gust 25 35 32 25 20 27 32 29 26 21 20 19 29 27 Clouds SC FW FW B2 B2 B1 SC FW FW CL FW B2 B2 B1 B1 FW FW SC SC B2 B2 SC PoP 12hr 60 30 60 30 60 QPF 12hr 0.42-1.24 0.04 0.26-0.74 0.05 0.31-0.95 Snow 12hr MM MM MM Rain shwrs IS IS NM NM SC SC IS NM NM SC SC IS IS IS IS NM NM IS Tstms IS IS IS IS IS IS Heat index 82 90 93 88 83 91 94 88 83 90 94 88 Max heat 89 105 103 87 91 106 105 87 89 105 103 Date Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 71 87 71 86 71 86 72 86 Temp 71 80 87 76 71 80 86 76 72 80 86 77 72 80 86 77 Dewpt 69 70 74 73 70 71 74 72 69 70 73 72 69 70 74 72 PWind dir E E E E E E E E Wind char GN GN GN GN GN BZ GN BZ Avg clouds SC SC SC B1 SC SC FW B1 SC SC SC B1 SC SC SC B1 PoP 12hr 20 60 30 40 20 50 10 60 Rain shwrs IS IS NM NM SC SC SC SC IS IS SC SC IS IS IS SC Tstms IS IS IS IS $$ PRZ009-192000- Western Interior- Including the cities of Adjuntas, Lares, Las Marias, Maricao, Sabana Grande, San Sebastian, and Utuado 231 AM AST Tue May 19 2026 Date Tue 05/19/26 Wed 05/20/26 Thu 05/21/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 75 84 93 64 69 74 75 83 93 63 69 74 75 83 93 Temp 70 77 82 84 80 74 72 69 71 77 82 83 79 74 71 69 71 77 82 83 79 74 Dewpt 65 67 68 69 70 69 68 67 67 68 69 70 70 69 67 66 66 68 69 70 70 69 RH 84 71 63 61 72 84 87 93 87 74 65 65 74 84 87 90 84 74 65 65 74 84Wind 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 5 6 9 8 6 6 5 4 4 5 9 9 6 5 5 5 4 6 6 6 6 4 Wind gust 20 27 27 29 20 31 31 27 20 19 26 25 24 Clouds FW FW CL B1 B2 SC SC CL CL CL CL B1 B2 SC SC FW FW SC SC B2 B2 SC PoP 12hr 50 20 70 20 60 QPF 12hr 0.04-1.24 0.02 0.07-0.76 0.03 0.14-0.94 Snow 12hr MM MM MM Rain shwrs SC NM IS IS SC NM IS IS IS IS IS IS NM NM IS Tstms IS IS IS IS IS IS Heat index 85 87 82 85 88 82 85 88 82 Max heat 89 105 103 90 107 105 89 106 105 Date Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 69 84 69 84 69 84 70 84 Temp 69 78 84 74 70 78 84 74 70 78 84 74 70 78 84 74 Dewpt 67 68 71 70 68 69 71 69 67 68 70 69 67 68 71 69 PWind dir E E E E E E E E Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC B1 SC SC SC B1 SC SC SC B1 SC SC SC B1 PoP 12hr 10 60 30 60 10 50 10 60 Rain shwrs IS IS NM NM SC IS NM IS IS IS SC SC IS IS NM NM Tstms IS IS IS IS IS IS $$ PRZ010-192000- Mayaguez and Vicinity- Including the cities of Aguada, Anasco, Hormigueros, Mayaguez, Moca, Rincon, and San German 231 AM AST Tue May 19 2026 Date Tue 05/19/26 Wed 05/20/26 Thu 05/21/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 75 89 93 66 73 81 75 89 93 66 72 81 75 89 93 Temp 74 82 87 89 84 78 75 73 75 82 87 89 84 78 75 73 74 82 87 89 84 78 Dewpt 67 70 72 73 74 73 71 70 69 71 73 74 74 73 71 69 68 71 72 74 74 73 RH 79 67 61 59 72 85 87 90 82 69 63 61 72 85 87 87 82 69 61 61 72 85 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 8 8 8 8 9 9 8 8 8 8 8 10 8 9 9 8 8 9 6 8 8 6 Wind gust 20 24 25 25 24 19 24 25 23 21 23 25 20 23 24 24 24 25 23 19 24 18 Clouds FW CL CL B1 B1 SC SC FW CL CL CL B1 B2 SC SC FW FW SC SC B2 B2 SC PoP 12hr 60 30 70 30 60 QPF 12hr 0.01-1.25 0.00-0.08 0.04-0.76 0.03 0.10-1.03 Snow 12hr MM MM MM Rain shwrs IS NM NM SC IS NM NM SC SC IS IS NM NM IS Tstms IS IS IS IS IS IS Heat index 86 94 98 92 87 95 99 92 86 94 98 92 Max heat 90 109 108 87 93 110 109 87 92 109 108 Date Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 73 89 73 89 73 89 73 89 Temp 73 82 89 78 73 82 89 78 73 82 89 78 74 82 89 78 Dewpt 70 72 75 73 71 72 75 73 70 71 74 73 70 71 75 73 PWind dir E E E E E E E E Wind char LT LT LT GN GN GN LT GN Avg clouds SC SCSC B2 B1 SC SC B1 SC SC SC B1 SC SC SC B1 PoP 12hr 30 60 40 60 20 50 20 60 Rain shwrs IS IS NM SC SC SC NM NM IS IS SC SC IS IS NM NM Tstms IS IS IS IS IS IS $$ PRZ011-192000- Southwest- Including the cities of Cabo Rojo, Guanica, and Lajas 231 AM AST Tue May 19 2026 Date Tue 05/19/26 Wed 05/20/26 Thu 05/21/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 90 93 71 74 81 83 90 93 72 74 81 83 90 93 Temp 75 83 89 90 86 80 77 75 76 84 88 90 86 79 77 75 76 84 89 90 86 80 Dewpt 68 70 71 71 71 72 70 70 69 70 71 72 72 72 71 69 67 69 70 70 71 71 RH 79 65 56 54 61 77 79 84 79 63 57 56 63 79 82 82 74 61 54 52 61 74 Wind dir E E E SE E E E E E E SE SE SE E E E E E SE SE SE E Wind spd 9 13 17 17 18 14 11 9 8 12 18 18 17 14 11 10 10 12 16 17 13 11 Wind gust 19 27 34 35 35 33 26 23 25 35 36 35 33 27 23 24 26 31 35 28 26 Clouds FW FW CL SC SC FW FW FW CL FW FW SC SC SC SC FW FW SC SC SC SC SC PoP 12hr 10 5 30 30 30 QPF 12hr 0.00-0.22 0 0.04-0.47 0.04 0.09-0.50 Snow 12hr MM MM MM Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS Heat index 88 94 97 92 83 88 95 98 92 82 87 94 96 92 82 Max heat 90 102 101 87 90 102 101 87 89 102 101 Date Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 74 90 74 90 74 91 74 91 Temp 75 84 90 80 75 84 90 79 74 84 91 80 75 84 91 80 Dewpt 70 70 73 73 71 71 71 72 70 70 72 72 69 70 72 72 PWind dir E E E E E E E E Wind char GN GN GN GN GN BZ GN GN Avg clouds SC SC SC B1 SC SC SC B1 SC FW SC B1 SC SC FW B1 PoP 12hr 10 40 20 40 10 40 30 40 Rain shwrs IS IS SC SC IS IS IS IS IS IS SC SC IS IS SC SC $$ PRZ012-192000- Culebra- Including the city of Culebra 231 AM AST Tue May 19 2026 Date Tue 05/19/26 Wed 05/20/26 Thu 05/21/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 86 91 75 79 81 83 86 91 75 78 81 83 86 91 Temp 79 83 85 86 84 81 80 79 79 83 85 86 84 81 80 78 79 83 85 86 84 81 Dewpt 72 73 73 74 74 73 73 73 73 73 73 73 73 73 72 73 72 73 73 73 74 73 RH 79 72 67 68 72 77 79 82 82 72 67 65 70 77 77 85 79 72 67 65 72 77 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 21 21 21 20 18 20 21 19 21 21 20 20 21 19 19 21 20 17 18 16 16 17 Clouds B2 B1 B1 B1 B1 B1 B1 SC SC SC SC B2 B2 SC SC B1 B1 B1 B1 SC SC B1 PoP 12hr 40 40 50 50 50 QPF 12hr 0.20 0.10 0.22 0.13 0.16 Snow 12hr MM MM MM Rain shwrs NM SC SC SC SC SC SC IS IS IS IS SC SC IS IS SC SC SC SC SC SC SC Heat index 82 89 93 94 91 86 83 81 82 89 92 93 90 85 82 80 82 89 92 94 91 86 Max heat 92 100 99 87 93 99 98 87 92 99 98 Date Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 79 86 79 86 79 86 79 86 Temp 79 83 86 81 79 83 86 81 79 83 86 81 79 83 86 81 Dewpt 73 74 74 74 73 74 74 73 73 73 74 74 73 74 74 74 PWind dir E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds B1 B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 PoP 12hr 40 40 40 50 40 40 50 50 Rain shwrs SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC $$ PRZ013-192000- Vieques- Including the city of Vieques 231 AM AST Tue May 19 2026 Date Tue 05/19/26 Wed 05/20/26 Thu 05/21/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 74 77 81 86 74 77 81 86 Temp 78 82 85 86 83 80 78 77 78 82 85 86 83 80 78 77 78 82 85 86 83 80 Dewpt 71 73 72 73 72 72 72 72 72 73 72 72 72 72 71 72 71 73 72 72 72 73 RH 79 74 65 65 70 77 82 85 82 74 65 63 70 77 79 85 79 74 65 63 70 79 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 21 20 20 19 19 20 20 19 20 20 19 19 20 19 19 23 19 17 17 14 16 17 Clouds B2 B1 SC B1 B1 B1 B1 B1 B1 B1 SC B2 B2 B1 B1 B1 B1 B1 B1 SC SC B1 PoP 12hr 40 40 50 40 40 QPF 12hr 0.20-0.27 0.11-0.18 0.25 0.12 0.10 Snow 12hr MM MM MM Rain shwrs NM SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC Heat index 87 91 93 89 83 87 91 92 89 83 87 91 92 89 83 Max heat 89 96 95 87 89 96 94 87 89 96 95 Date Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 86 77 86 77 86 77 86 Temp 77 82 86 80 77 82 86 80 77 82 86 80 77 82 86 80 Dewpt 72 73 73 73 73 73 73 72 72 73 73 73 73 73 73 73 PWind dir E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds B1 B1 B1 SC B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 B1 B2 PoP 12hr 50 50 40 50 40 50 50 50 Rain shwrs SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC $$ VIZ001-192000- St.Thomas...St. John...and Adjacent Islands- Including the cities of Anna's Retreat, Charlotte Amalie, Charlotte Amalie East, Charlotte Amalie West, and Cruz Bay 231 AM AST Tue May 19 2026 Date Tue 05/19/26 Wed 05/20/26 Thu 05/21/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 85 90 72 78 81 83 85 90 72 77 81 83 85 90 Temp 78 82 84 85 83 80 79 78 78 82 84 85 83 80 78 77 78 82 84 85 83 80 Dewpt 71 73 72 72 73 72 72 73 72 72 72 72 72 71 71 72 72 72 72 72 73 72 RH 79 74 67 65 72 77 79 85 82 72 67 65 70 74 79 85 82 72 67 65 72 77 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 21 21 21 19 19 20 21 20 23 23 21 20 20 20 19 23 20 17 20 16 17 18 Clouds B2 B1 B1 SC SC B1 SC SC FW FW B1 B1 B1 CL CL FW FW B1 B1 B1 B1 SC PoP 12hr 40 30 40 40 40 QPF 12hr 0.15 0.05 0.12-0.17 0.01-0.06 0.11 Snow 12hr MM MM MM Rain shwrs NM SC SC SC IS SC IS IS IS SC SC SC IS IS SC SC SC SC SC Heat index 80 87 90 91 88 83 81 80 87 90 90 88 83 80 87 90 91 88 84 Max heat 91 97 97 87 91 97 97 86 91 97 97 Date Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 78 85 78 85 78 85 78 85 Temp 78 82 85 80 78 82 85 80 78 82 85 80 78 82 85 80 Dewpt 72 73 72 73 73 73 72 72 72 73 73 73 73 73 73 73 PWind dir E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds SC SC SC SC SC SC SC B1 SC SC SC SC SC B1 B2 B1 PoP 12hr 30 30 20 50 30 30 50 50 Rain shwrs SC SC SC IS IS IS SC SC SC SC SC SC SC SC SC SC $$ VIZ002-192000- St Croix- Including the cities of Christiansted, Frederiksted, Frederiksted Southeast, and Grove Place 231 AM AST Tue May 19 2026 Date Tue 05/19/26 Wed 05/20/26 Thu 05/21/26 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 86 93 74 77 81 83 86 93 74 77 81 83 86 93 Temp 78 82 85 86 83 80 78 77 78 82 85 86 83 80 78 77 78 82 85 86 83 80 Dewpt 72 73 73 73 73 73 73 73 72 73 73 73 72 72 72 72 72 73 73 73 73 73 RH 82 74 67 65 72 79 85 87 82 74 67 65 70 77 82 85 82 74 67 65 72 79 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 17 19 19 18 18 18 19 17 18 19 19 18 19 17 17 18 16 17 17 17 16 16 Wind gust 27 29 28 27 28 27 Clouds B1 B1 SC SC SC SC SC SC SC SC SC B1 B1 FW FW CL CL SC SC SC SC SC PoP 12hr 30 20 40 10 30 QPF 12hr 0.13 0.08 0.12 0.01 0.06 Snow 12hr MM MM MM Rain shwrs SC SC SC SC IS IS IS IS IS IS IS SC SC IS IS SC SC IS Heat index 88 92 93 89 83 87 91 92 89 83 87 91 93 89 84 Max heat 93 102 101 87 93 101 100 87 93 102 101 Date Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 86 77 86 77 86 77 86 Temp 77 82 86 80 77 82 86 80 77 82 86 80 77 82 86 80 Dewpt 72 73 73 73 73 73 73 73 72 73 73 73 73 74 74 74 PWind dir E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds SC SC SC SC SC SC SC B1 SC B1 B1 SC SC B1 B1 B1 PoP 12hr 40 30 30 30 40 40 40 40 Rain shwrs SC SC IS IS SC SC SC SC SC SC SC SC SC SC SC SC $$