Area Forecast Matrices
Issued by NWS San Juan, PR

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936 FOCA52 TJSJ 181950 AFMSJU Area Forecast Matrices National Weather Service San Juan PR 350 PM AST Sun Apr 18 2021 PRZ001-190815- San Juan and Vicinity- Including the cities of Bayamon, Carolina, Catano, Guaynabo, San Juan, Toa Alta, Toa Baja, and Trujillo Alto 350 PM AST Sun Apr 18 2021 Date 04/18/21 Mon 04/19/21 Tue 04/20/21 Wed 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 73 76 84 88 91 69 74 76 84 90 92 69 73 76 Temp 86 80 77 74 74 82 87 88 84 79 76 75 75 83 88 90 85 79 76 74 74 82 Dewpt 66 68 68 67 68 67 66 66 66 67 67 67 67 67 66 65 66 67 68 67 67 68 RH 51 67 74 79 82 61 50 48 55 67 74 76 76 59 48 44 53 67 76 79 79 63 Wind dir E E E SE SE E E E SE E E E E E E E E SE SE SE E E Wind spd 12 9 8 8 9 12 14 14 13 9 8 6 10 13 14 14 12 9 9 10 11 11 Wind gust 23 Clouds FW FW FW FW FW SC SC SC SC SC SC FW FW SC SC FW FW SC SC SC SC SC PoP 12hr 10 10 10 10 30 QPF 12hr 0.02 0.04 0.02 0.02 0.02 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS SC Obvis H H H H H H H H H H H Heat index 88 81 84 89 91 87 80 86 91 92 88 80 85 Max heat 96 83 87 94 94 83 87 95 94 83 87 Date 04/21 Thu 04/22/21 Fri 04/23/21 Sat 04/24/21 Sun 04/25/21 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 73 89 74 89 73 89 74 89 Temp 89 78 74 82 89 80 75 82 89 79 74 82 89 79 75 82 89 79 Dewpt 61 66 67 67 66 69 69 68 63 66 66 66 65 67 66 67 66 68 PWind dir E E E SE SE E E E E Wind char GN LT GN LT GN LT GN LT GN Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 30 20 20 20 20 10 10 10 10 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS $$ PRZ002-190815- Northeast- Including the cities of Ceiba, Canovanas, Fajardo, Humacao, Loiza, Luquillo, Naguabo, and Rio Grande 350 PM AST Sun Apr 18 2021 Date 04/18/21 Mon 04/19/21 Tue 04/20/21 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 63 73 77 73 85 88 64 73 77 73 85 89 60 72 77 Temp 83 78 76 74 74 80 84 85 82 78 76 74 74 80 84 85 81 77 75 73 73 79 Dewpt 67 68 67 68 67 66 68 66 67 67 67 67 67 66 67 67 67 68 68 67 68 67 RH 59 71 74 82 79 62 59 53 61 69 74 79 79 62 57 55 63 74 79 81 84 67 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 11 10 10 11 11 13 14 14 13 11 10 10 12 14 14 14 12 11 11 12 13 12 Wind gust 20 21 20 Clouds FW SC FW SC SC SC SC SC SC SC SC SC SC SC SC FW FW SC SC SC SC B1 PoP 12hr 20 20 20 30 50 QPF 12hr 0.05 0.03-0.10 0.02 0.03 0.04 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS SC SC SC SC SC Obvis H H H H H H H H H H H Heat index 85 82 87 88 84 82 87 88 84 80 Max heat 95 84 86 92 92 83 86 93 93 83 87 Date 04/21 Thu 04/22/21 Fri 04/23/21 Sat 04/24/21 Sun 04/25/21 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 72 84 72 84 73 84 74 85 Temp 84 76 73 79 84 76 73 79 84 77 74 79 84 78 75 80 85 78 Dewpt 64 66 68 69 68 69 69 68 65 68 66 67 66 68 67 69 67 69 PWind dir E E E E SE E E E E Wind char GN GN GN LT GN GN GN GN GN Avg clouds B1 SC B1 B1 SC SC B1 B1 SC SC SC SC SC SC SC SC SC SC PoP 12hr 50 30 40 40 30 20 20 10 20 Rain shwrs SC IS SC SC IS SC SC SC SC IS IS IS IS IS IS IS IS IS $$ PRZ003-190815- Southeast- Including the cities of Arroyo, Guayama, Maunabo, Patillas, Salinas, and Yabucoa 350 PM AST Sun Apr 18 2021 Date 04/18/21 Mon 04/19/21 Tue 04/20/21 Wed 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 76 77 85 88 66 73 77 77 86 90 62 72 75 Temp 83 78 75 74 74 80 84 85 82 77 75 74 74 80 84 86 82 77 75 73 73 79 Dewpt 66 68 68 67 66 66 66 67 66 67 67 67 67 66 66 66 66 66 67 66 67 66 RH 57 71 79 79 76 62 55 55 58 71 76 79 79 62 55 51 58 69 76 79 81 64 Wind dir SE E E E E E E E E E E E E E E E E E E NE E E Wind spd 11 10 10 11 11 13 16 14 13 10 10 10 12 14 14 13 11 9 10 12 12 11 Clouds FW SC FW SC SC SC SC SC SC FW FW FW FW SC SC FW FW SC SC SC SC SC PoP 12hr 10 10 10 20 20 QPF 12hr 0.01-0.06 0.02-0.08 0.01 0.02 0.03 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS Obvis H H H H H H H H H H H Heat index 85 81 86 88 84 82 87 88 84 80 Max heat 95 85 92 92 83 86 92 93 85 Date 04/21 Thu 04/22/21 Fri 04/23/21 Sat 04/24/21 Sun 04/25/21 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 72 84 72 85 73 84 74 85 Temp 84 76 73 79 84 76 73 79 85 77 74 79 84 78 75 80 85 78 Dewpt 63 66 67 67 66 68 69 68 65 65 65 66 66 66 66 67 66 68 PWind dir E E E E E E E NE E Wind char GN GN GN LT GN LT GN GN GN Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 20 30 30 30 30 10 10 10 10 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS $$ PRZ004-190815- Eastern Interior- Including the cities of Aguas Buenas, Caguas, Cayey, Cidra, Comerio, Gurabo, Juncos, Las Piedras, and San Lorenzo 350 PM AST Sun Apr 18 2021 Date 04/18/21 Mon 04/19/21 Tue 04/20/21 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 65 70 73 76 85 88 66 71 73 77 87 91 63 70 72 Temp 82 76 74 71 71 79 83 85 81 76 74 72 72 80 85 87 82 76 73 71 71 78 Dewpt 64 66 66 66 66 65 64 64 64 66 66 66 66 65 64 62 64 65 67 66 65 66 RH 55 71 76 84 84 62 53 50 56 71 76 81 81 60 50 43 55 69 81 84 81 67 Wind dir SE E E E E E SE SE SE E E E E E E E E E E E E E Wind spd 11 9 8 9 10 13 14 14 13 9 9 8 10 13 14 13 10 8 8 10 10 10 Clouds FW SC FW SC FW SC SC SC SC FW FW FW FW SC SC FW FW SC SC SC SC SC PoP 12hr 10 10 5 20 20 QPF 12hr 0.00-0.06 0.02-0.08 0.01 0.02 0.02 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS Obvis H H H H H H H H H H H Heat index 84 80 85 87 82 81 87 88 83 Max heat 93 83 91 91 85 93 91 85 Date 04/21 Thu 04/22/21 Fri 04/23/21 Sat 04/24/21 Sun 04/25/21 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 70 84 70 84 71 85 72 85 Temp 84 75 71 78 84 76 71 78 84 76 72 79 85 76 73 79 85 76 Dewpt 58 65 66 66 63 67 68 66 60 64 65 65 63 65 65 66 63 67 PWind dir E E E E SE E E E E Wind char GN LT GN LT GN LT GN LT GN Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 20 20 20 20 20 10 10 10 10 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS $$ PRZ005-190815- North Central- Including the cities of Arecibo, Barceloneta, Dorado, Florida, Manati, Vega Alta, and Vega Baja 350 PM AST Sun Apr 18 2021 Date 04/18/21 Mon 04/19/21 Tue 04/20/21 Wed 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 72 75 84 89 91 68 73 76 84 90 92 67 72 75 Temp 86 79 76 73 73 82 87 89 85 79 76 74 74 82 88 90 85 78 75 73 73 81 Dewpt 67 68 67 67 66 67 64 65 66 66 66 66 66 67 64 65 66 66 66 67 66 67 RH 53 69 74 81 79 61 46 45 53 64 71 76 76 61 45 44 53 67 74 81 79 63 Wind dir E SE SE SE SE E E E E SE SE SE SE E E E E SE SE SE E E Wind spd 10 8 8 8 8 11 13 14 12 8 8 6 9 12 14 14 12 10 9 10 11 11 Wind gust 23 18 25 23 25 Clouds SC FW FW FW FW CL CL SC SC FW FW FW FW SC SC SC SC SC SC SC SC SC PoP 12hr 5 10 5 10 10 QPF 12hr 0 0.03 0.01 0.02 0.01 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS Obvis H H H H H H H H H H H Heat index 89 80 84 89 91 87 85 89 92 87 83 Max heat 96 83 87 94 94 82 88 95 94 83 87 Date 04/21 Thu 04/22/21 Fri 04/23/21 Sat 04/24/21 Sun 04/25/21 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 72 89 74 88 71 90 72 90 Temp 88 78 73 82 89 80 75 82 88 77 72 82 90 78 73 82 90 78 Dewpt 64 66 66 65 67 69 68 67 67 67 66 66 66 66 66 66 67 68 PWind dir E SE E SE E E E E E Wind char GN LT GN LT GN LT GN GN GN Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 30 10 20 10 10 10 10 10 10 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS $$ PRZ006-190815- Central Interior- Including the cities of Aibonito, Baranquitas, Ciales, Coamo, Corozal, Jayuya, Morovis, Naranjito, Orocovis, and Villalba 350 PM AST Sun Apr 18 2021 Date 04/18/21 Mon 04/19/21 Tue 04/20/21 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 63 68 72 77 85 91 63 69 73 78 86 92 61 68 73 Temp 82 75 72 69 69 78 83 85 81 75 72 70 70 79 84 86 81 75 72 69 69 77 Dewpt 63 64 64 64 64 64 61 61 63 64 64 64 64 64 61 59 62 63 64 64 63 65 RH 53 69 76 84 84 62 47 45 54 69 76 81 81 60 46 40 53 66 76 84 81 67 Wind dir SE E E E E SE SE SE SE E E E E E E E E E E E E E Wind spd 8 6 8 9 9 13 13 13 11 8 9 9 10 12 12 12 9 6 6 8 9 8 Clouds FW FW FW FW FW CL CL SC SC CL CL FW FW FW FW SC SC SC SC SC SC SC PoP 12hr 5 20 5 10 10 QPF 12hr 0 0.02-0.08 0 0.02 0.01 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS Obvis H H H H H H H H H H H Heat index 82 84 86 82 80 85 86 82 Max heat 94 84 91 90 86 92 91 85 Date 04/21 Thu 04/22/21 Fri 04/23/21 Sat 04/24/21 Sun 04/25/21 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 68 84 69 84 68 85 69 85 Temp 84 74 69 77 84 75 70 77 84 74 69 78 85 75 70 78 85 75 Dewpt 56 63 63 62 60 66 66 64 61 62 64 63 60 62 63 63 62 65 PWind dir E E SE E SE E E E E Wind char GN LT GN LT LT LT GN LT GN Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 40 10 10 10 20 10 10 10 10 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS $$ PRZ007-190815- Ponce and Vicinity- Including the cities of Guayanilla, Juana Diaz, Yauco, Penuelas, Ponce, and Santa Isabel 350 PM AST Sun Apr 18 2021 Date 04/18/21 Mon 04/19/21 Tue 04/20/21 Wed 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 70 74 76 86 88 63 71 75 78 86 90 62 70 75 Temp 82 76 73 71 71 79 84 86 82 76 74 72 72 80 85 86 82 76 73 71 71 78 Dewpt 66 67 66 66 65 65 65 65 66 66 65 65 65 65 63 64 67 66 64 64 64 65 RH 58 74 79 84 81 62 53 50 58 71 74 79 79 60 48 48 61 71 73 79 79 64 Wind dir SE E NE NE E E SE SE SE E E NE E E E SE E E E NE E E Wind spd 11 9 10 11 11 14 16 16 13 9 10 10 11 12 13 13 11 9 8 8 8 8 Clouds FW FW FW FW FW CL CL SC SC CL CL CL CL FW FW FW FW SC SC SC SC SC PoP 12hr 5 10 5 5 10 QPF 12hr 0 0.01-0.08 0 0.01 0.01 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS Obvis H H H H H H H H H H H Heat index 84 80 86 88 84 81 86 88 85 Max heat 94 83 92 92 85 92 92 85 Date 04/21 Thu 04/22/21 Fri 04/23/21 Sat 04/24/21 Sun 04/25/21 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 70 84 71 84 70 85 71 85 Temp 84 75 71 78 84 76 72 79 84 75 71 78 85 76 72 79 85 76 Dewpt 62 65 63 64 66 68 66 66 66 65 63 63 64 65 63 64 66 67 PWind dir E NE E E SE E E NE E Wind char GN LT GN LT GN LT GN LT GN Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 20 10 10 10 10 10 10 10 10 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS $$ PRZ008-190815- Northwest- Including the cities of Aguadilla, Camuy, Hatillo, Isabela, and Quebradillas 350 PM AST Sun Apr 18 2021 Date 04/18/21 Mon 04/19/21 Tue 04/20/21 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 67 71 75 82 88 90 67 71 76 81 87 91 67 71 75 Temp 83 77 74 72 72 80 86 88 83 77 75 72 72 80 85 87 83 77 74 72 72 79 Dewpt 68 69 67 66 65 66 64 66 67 68 66 65 65 66 64 66 67 68 66 66 66 66 RH 61 76 79 81 79 62 48 48 59 74 74 79 79 62 50 50 59 74 76 81 81 64 Wind dir NE E SE SE E E E NE E SE E E E E E NE E SE SE E E E Wind spd 8 5 5 8 8 10 11 12 9 5 8 8 10 12 13 13 10 8 9 11 12 11 Wind gust 24 20 24 26 20 Clouds SC SC FW FW FW CL CL SC SC FW FW CL CL FW FW SC SC SC SC SC SC SC PoP 12hr 10 20 5 20 10 QPF 12hr 0 0.04-0.11 0 0.02 0.01 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS Obvis H H H H H H H H H H H Heat index 87 82 87 90 86 82 87 89 85 Max heat 94 84 94 93 83 93 92 83 Date 04/21 Thu 04/22/21 Fri 04/23/21 Sat 04/24/21 Sun 04/25/21 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 85 71 86 73 85 71 85 72 85 Temp 85 76 72 79 86 78 74 80 85 76 72 79 85 77 72 79 85 77 Dewpt 67 66 65 65 68 69 68 66 68 69 65 65 67 67 65 65 67 69 PWind dir E E E SE E E E E E Wind char GN GN GN LT LT LT GN GN GN Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 40 10 40 10 40 10 20 10 30 Rain shwrs SC SC IS IS SC SC IS IS IS IS IS IS IS IS IS IS IS IS $$ PRZ009-190815- Western Interior- Including the cities of Adjuntas, Lares, Las Marias, Maricao, Sabana Grande, San Sebastian, and Utuado 350 PM AST Sun Apr 18 2021 Date 04/18/21 Mon 04/19/21 Tue 04/20/21 Wed 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 68 72 79 87 92 64 68 73 79 88 92 64 67 70 Temp 83 75 72 69 69 79 85 87 82 75 72 69 69 80 86 88 82 75 71 68 68 76 Dewpt 65 66 64 64 63 64 60 61 64 64 63 63 63 64 59 60 64 66 63 63 62 63 RH 55 74 76 84 81 60 43 42 55 69 73 81 81 58 40 39 55 74 76 84 81 64 Wind dir SE SE SE SE E E SE SE SE SE E E E E E SE SE SE SE E E E Wind spd 5 4 6 8 8 11 11 10 9 6 6 6 8 10 10 10 8 6 6 8 8 5 Wind gust 17 21 21 19 Clouds SC SC FW FW FW CL CL SC SC FW FW CL CL FW FW SC SC SC SC SC SC SC PoP 12hr 5 20 5 30 10 QPF 12hr 0 0.02-0.12 0 0.02 0.01 Rain shwrs IS IS IS IS IS IS SC SC IS IS IS IS IS Obvis H H H H H H H H H H H Heat index 84 80 85 88 84 81 86 88 84 Max heat 94 84 94 93 84 93 93 82 Date 04/21 Thu 04/22/21 Fri 04/23/21 Sat 04/24/21 Sun 04/25/21 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 83 67 85 69 83 67 85 68 85 Temp 83 73 68 77 85 75 70 77 83 73 68 77 85 74 70 78 85 74 Dewpt 60 64 62 62 64 67 65 64 65 66 62 62 62 65 62 62 63 66 PWind dir E E SE E E E E E E Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 50 10 40 10 40 10 30 10 40 Rain shwrs SC SC IS IS IS IS IS IS SC SC IS IS IS IS IS IS IS IS $$ PRZ010-190815- Mayaguez and Vicinity- Including the cities of Aguada, Anasco, Hormigueros, Mayaguez, Moca, Rincon, and San German 350 PM AST Sun Apr 18 2021 Date 04/18/21 Mon 04/19/21 Tue 04/20/21 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 68 73 78 80 86 90 67 73 79 79 85 90 67 71 78 Temp 84 78 76 74 74 80 85 86 83 78 76 74 74 80 84 85 81 76 74 72 72 78 Dewpt 68 69 68 67 67 67 66 67 68 68 67 66 65 65 65 67 68 69 68 66 65 65 RH 59 74 76 79 79 65 53 53 61 71 74 76 74 60 53 55 65 79 82 81 79 64 Wind dir NE E E E E E SE E E E E E E E NE N S SE SE E E E Wind spd 6 4 5 8 8 9 10 10 9 6 6 6 8 10 10 10 9 8 8 9 8 6 Wind gust 17 18 21 23 21 21 21 20 19 20 21 21 20 21 23 20 19 21 20 17 Clouds SC SC FW FW FW CL CL SC SC FW FW CL CL FW FW SC SC SC SC SC SC SC PoP 12hr 10 30 5 20 10 QPF 12hr 0 0.00-0.12 0 0.02 0.01 Rain shwrs IS IS IS SC IS IS IS IS IS IS IS IS IS Obvis H H H H H H H H H H H Heat index 87 82 87 89 86 82 86 88 84 Max heat 95 84 85 93 93 84 85 92 92 83 Date 04/21 Thu 04/22/21 Fri 04/23/21 Sat 04/24/21 Sun 04/25/21 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 72 84 73 84 73 85 74 85 Temp 84 76 73 79 84 77 74 79 84 77 73 79 85 78 74 80 85 78 Dewpt 66 68 66 65 68 70 68 67 68 69 65 65 66 68 66 64 67 69 PWind dir E E SE E NE E E E E Wind char LT LT LT LT LT LT LT GN LT Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 40 10 50 10 30 10 30 10 40 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS $$ PRZ011-190815- Southwest- Including the cities of Cabo Rojo, Guanica, and Lajas 350 PM AST Sun Apr 18 2021 Date 04/18/21 Mon 04/19/21 Tue 04/20/21 Wed 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 74 77 81 86 88 75 80 85 88 72 Temp 83 79 76 75 75 81 85 86 83 79 77 76 76 81 84 85 81 77 75 73 73 79 Dewpt 69 69 68 68 69 68 68 68 68 68 68 67 66 67 67 67 70 70 67 65 65 64 RH 63 72 76 79 82 65 57 55 61 69 74 74 71 63 57 55 69 79 76 76 76 60 Wind dir SE E E E E E SE SE SE E E NE E E E SE SE SE E E E E Wind spd 12 10 11 11 12 14 17 18 14 12 11 10 11 13 14 14 13 11 9 8 6 5 Clouds FW FW FW FW FW CL CL SC SC CL CL CL CL FW FW FW FW SC SC SC SC SC PoP 12hr 5 5 5 5 10 QPF 12hr 0 0.02 0 0 0.01 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS Obvis H H H H H H H H H H H Heat index 87 83 88 89 86 83 86 88 85 80 Max heat 94 84 91 91 85 91 91 82 Date 04/21 Thu 04/22/21 Fri 04/23/21 Sat 04/24/21 Sun 04/25/21 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 73 85 74 86 74 86 75 86 Temp 85 77 74 80 85 78 75 81 86 78 75 81 86 79 76 81 86 79 Dewpt 66 69 66 66 69 70 68 69 69 69 66 66 67 69 65 65 69 69 PWind dir SE E SE E SE E SE E E Wind char GN LT GN LT GN LT GN LT GN Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 10 10 10 10 10 10 10 10 10 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS $$ PRZ012-190815- Culebra- Including the city of Culebra 350 PM AST Sun Apr 18 2021 Date 04/18/21 Mon 04/19/21 Tue 04/20/21 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 77 85 76 84 76 Temp 83 80 78 78 77 81 84 85 82 79 78 77 77 80 83 84 82 79 78 76 76 80 Dewpt 68 69 70 69 69 69 68 69 70 69 69 69 68 69 69 69 70 70 69 69 69 68 RH 61 69 76 74 76 67 59 59 67 72 74 76 74 69 63 61 67 74 74 79 79 67 Wind dir SE E E E E E E E E E E E E E E E E E E E E E Wind spd 13 14 14 17 17 18 17 16 14 16 16 16 16 17 17 17 16 16 16 17 19 20 Clouds FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC FW FW SC SC SC SC B1 PoP 12hr 20 20 20 30 40 QPF 12hr 0.06 0.06 0.02 0.03 0.04 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS SC SC SC SC SC Obvis H H H H H H H H H H H Heat index 86 83 84 88 89 87 81 83 87 88 85 80 82 Max heat 92 83 85 91 91 83 85 90 90 84 Date 04/21 Thu 04/22/21 Fri 04/23/21 Sat 04/24/21 Sun 04/25/21 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 75 85 75 85 77 85 78 86 Temp 84 78 76 81 85 78 75 81 85 80 77 81 85 81 78 82 86 81 Dewpt 67 68 70 70 70 71 70 70 69 69 68 70 68 68 70 70 68 71 PWind dir E E E E E E E E E Wind char BZ BZ BZ GN GN BZ BZ BZ BZ Avg clouds B1 SC B1 B1 SC SC B1 B1 SC SC SC SC SC SC SC SC SC SC PoP 12hr 40 40 30 40 40 20 30 30 20 Rain shwrs SC SC SC SC IS SC SC SC SC IS IS IS IS SC SC SC IS IS $$ PRZ013-190815- Vieques- Including the city of Vieques 350 PM AST Sun Apr 18 2021 Date 04/18/21 Mon 04/19/21 Tue 04/20/21 Wed 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 77 84 76 83 76 Temp 82 80 78 77 77 81 83 84 82 79 78 76 76 80 82 83 81 79 78 76 76 80 Dewpt 69 70 69 69 69 68 69 69 69 69 69 69 68 68 69 69 69 69 69 68 70 67 RH 65 72 74 76 76 65 63 61 65 72 74 79 76 67 65 63 67 72 74 76 82 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 12 13 14 14 16 16 14 14 14 14 14 16 17 17 16 16 14 16 17 18 19 Clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC FW FW SC SC SC SC B1 PoP 12hr 20 20 20 30 50 QPF 12hr 0.06 0.06 0.02 0.03 0.04 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS SC SC SC SC SC Obvis H H H H H H H H H H H Heat index 86 81 83 87 88 86 80 82 86 87 84 80 82 Max heat 91 83 85 91 91 83 84 90 90 84 Date 04/21 Thu 04/22/21 Fri 04/23/21 Sat 04/24/21 Sun 04/25/21 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 83 75 84 74 84 77 84 78 85 Temp 83 78 76 80 84 78 75 80 84 80 77 81 84 80 78 82 85 81 Dewpt 67 68 70 70 70 71 70 68 67 69 68 69 68 68 70 70 68 71 PWind dir E E E E E E E E E Wind char BZ BZ BZ GN GN GN BZ BZ GN Avg clouds B1 SC B1 B1 SC SC B1 B1 SC SC SC SC SC SC SC SC SC SC PoP 12hr 50 40 50 50 40 20 30 30 20 Rain shwrs SC SC SC SC SC SC SC SC SC IS IS IS IS SC SC SC IS IS $$ VIZ001-190815- St.Thomas...St. John...and Adjacent Islands- Including the cities of Anna`s Retreat, Charlotte Amalie, Charlotte Amalie East, Charlotte Amalie West, and Cruz Bay 350 PM AST Sun Apr 18 2021 Date 04/18/21 Mon 04/19/21 Tue 04/20/21 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 75 77 80 85 87 70 75 77 81 86 87 70 74 76 Temp 83 79 77 76 76 81 84 85 82 79 77 76 76 81 85 86 83 78 76 75 75 80 Dewpt 67 67 68 67 68 67 68 68 68 68 68 67 66 67 68 68 68 68 68 69 68 68 RH 59 67 74 74 76 63 59 57 63 69 74 74 71 63 57 55 61 71 76 82 79 67 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 13 14 14 16 16 17 17 16 16 16 14 16 17 18 17 16 16 17 17 18 20 21 Clouds FW SC SC SC SC SC SC FW FW SC SC SC SC SC SC FW FW SC SC SC SC SC PoP 12hr 10 10 20 30 30 QPF 12hr 0.05 0.03 0.03 0.03 0.04 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS SC SC SC SC SC Obvis H H H H H H H H H H H Heat index 86 81 83 87 89 85 81 84 88 89 86 82 Max heat 93 83 87 92 92 83 87 92 92 86 Date 04/21 Thu 04/22/21 Fri 04/23/21 Sat 04/24/21 Sun 04/25/21 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 74 85 74 85 75 84 76 85 Temp 84 78 75 80 85 78 75 80 85 79 76 80 84 79 76 81 85 79 Dewpt 66 68 68 69 69 70 68 70 68 66 68 68 67 66 69 68 69 70 PWind dir E E E E E E E E E Wind char BZ BZ BZ GN BZ BZ BZ BZ BZ Avg clouds SC SC SC SC SC SC SC B1 SC SC SC SC SC SC SC SC SC SC PoP 12hr 30 30 30 40 40 30 30 30 20 Rain shwrs SC IS SC IS IS SC SC SC SC SC SC SC IS SC SC SC IS IS $$ VIZ002-190815- St Croix- Including the cities of Christiansted, Frederiksted, Frederiksted Southeast, and Grove Place 350 PM AST Sun Apr 18 2021 Date 04/18/21 Mon 04/19/21 Tue 04/20/21 Wed 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 85 72 82 85 88 74 Temp 82 77 76 74 74 80 84 85 82 77 75 73 73 80 84 85 82 78 76 75 75 81 Dewpt 68 67 69 68 67 68 68 66 67 69 69 68 67 67 69 67 67 68 69 69 67 65 RH 63 71 79 82 79 67 59 53 61 76 82 84 81 65 61 55 61 71 79 82 76 58 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 13 13 14 14 16 18 17 16 14 16 16 17 17 18 18 17 16 16 17 18 19 19 Clouds SC SC SC SC SC SC SC FW FW SC SC SC SC SC SC FW FW SC SC SC SC SC PoP 12hr 10 10 20 20 30 QPF 12hr 0.05 0.03 0.02 0.03 0.03 Rain shwrs IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS SC Obvis H H H H H H H H H H H Heat index 84 83 87 88 84 81 88 88 85 83 Max heat 91 84 90 90 84 91 91 85 Date 04/21 Thu 04/22/21 Fri 04/23/21 Sat 04/24/21 Sun 04/25/21 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 72 84 74 86 75 85 Temp 87 78 75 80 84 76 73 79 84 77 75 80 86 79 76 80 85 78 Dewpt 67 68 67 69 68 70 69 66 66 67 69 69 66 68 70 69 68 71 PWind dir E E E E E E E E E Wind char BZ BZ BZ GN GN GN GN BZ BZ Avg clouds SC SC SC SC SC SC SC B1 SC SC SC SC SC SC SC SC SC SC PoP 12hr 30 30 30 40 40 20 30 30 20 Rain shwrs SC SC SC SC SC SC SC SC SC IS IS IS IS SC SC SC IS IS $$

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