FOCA52 TJSJ 161832 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 232 PM AST Fri Oct 16 2026 PRZ001-170800- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 232 PM AST Fri Oct 16 2026 Date 10/16/26 Sat 10/17/26 Sun 10/18/26 Mon 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 90 79 90 79 Temp 84 82 81 80 79 85 88 89 84 82 81 80 79 85 89 90 85 82 81 80 79 85 Dewpt 75 75 74 74 74 74 75 75 75 75 75 75 74 74 75 76 75 75 75 74 74 75 RH 74 79 79 82 85 70 66 64 74 79 82 85 85 70 64 64 72 79 82 82 85 72 Wind dir E E E E SE E E E E E SE SE SE SE E E E SE SE SE SE SE Wind spd 12 8 8 9 8 9 12 13 12 8 6 5 4 4 9 14 12 8 6 4 3 5 Clouds FW SC SC B1 SC SC SC SC SC B1 SC SC SC B2 B2 B1 B1 B2 B2 B2 B2 B2 PoP 12hr 40 40 50 50 50 QPF 12hr 0.12 0.06 0.23 0.22 0.19 Rain shwrs S C C C S S S S C C C C C C C C C C C C C Heat index 92 88 86 84 93 98 99 92 89 86 84 93100102 93 89 87 84 93 Max heat 98 88 93 99 98 88 93 102 100 88 93 Date 10/19 Tue 10/20/26 Wed 10/21/26 Thu 10/22/26 Fri 10/23/26 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 79 88 78 90 78 91 79 90 Temp 89 82 80 84 88 81 79 85 90 82 79 85 91 83 80 85 90 82 Dewpt 75 75 74 74 74 74 74 74 74 74 74 74 75 75 74 75 73 75 PWind dir E SE E SE SE SE SE SE SE Wind char GN LT GN LT GN LT GN LT GN Avg clouds B2 B2 B2 B2 B2 B1 SC B1 B2 B2 B2 B1 B1 B1 SC B1 B1 B2 PoP 12hr 60 60 50 50 70 50 50 40 60 Rain shwrs C L L L C C C C L L C C C C C C L L Tstms S S S S S S S S S S S S $$ PRZ002-170800- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 232 PM AST Fri Oct 16 2026 Date 10/16/26 Sat 10/17/26 Sun 10/18/26 Mon AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 82 90 79 89 79 Temp 85 82 81 80 79 86 88 89 84 82 81 80 79 85 88 89 84 82 81 80 79 85 Dewpt 75 75 75 75 75 75 76 75 76 75 75 75 75 75 76 75 76 75 75 75 75 75 RH 72 79 82 85 88 70 68 64 77 79 82 85 88 72 68 64 77 79 82 85 88 72 Wind dir E E E E E E E E SE E E E E E E SE E E E E E E Wind spd 10 10 10 9 8 10 10 10 8 8 8 6 6 5 8 8 8 8 8 5 4 8 Clouds B1 SC SC B1 SC SC SC SC SC B1 SC SC B1 B2 B2 B1 B1 B2 B2 B2 B2 B2 PoP 12hr 40 40 50 50 50 QPF 12hr 0.12 0.07 0.25 0.24 0.19 Rain shwrs C S C C S S S S S C C C C C C C C C C C C C Heat index 93 89 87 84 95100 99 93 89 86 84 93 99 99 93 89 86 84 93 Max heat 99 88 95 100 98 88 93 100 98 88 93 Date 10/19 Tue 10/20/26 Wed 10/21/26 Thu 10/22/26 Fri 10/23/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 0006 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 78 88 78 89 79 90 79 90 Temp 89 81 79 84 88 81 79 84 89 82 80 85 90 82 80 85 90 82 Dewpt 75 75 75 75 75 74 74 75 75 75 75 75 76 75 75 76 75 75 PWind dir E E SE SE SE SE SE SE SE Wind char GN LT LT LT LT LT LT LT GN Avg clouds B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B2 B2 PoP 12hr 60 60 50 50 60 50 50 60 60 Rain shwrs C L L L C C C C L L C C C C C L L L Tstms S S S S S S S S S S S $$ PRZ007-170800- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 232 PM AST Fri Oct 16 2026 Date 10/16/26 Sat 10/17/26 Sun 10/18/26 Mon AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 76 92 75 90 74 Temp 84 81 79 77 76 84 90 91 83 80 78 76 75 83 89 90 82 79 77 75 74 83 Dewpt 74 73 72 72 71 69 69 72 72 73 73 72 71 71 73 73 73 73 73 72 71 72 RH 72 77 79 85 85 61 50 54 70 79 85 87 87 67 59 58 74 82 87 90 90 70 Wind dir SE NE NE NE NE E SE SE SE E NE NE NE NE SE SE E E NE NE NE NE Wind spd 12 6 5 5 4 5 12 10 8 5 4 4 3 4 10 9 4 3 4 3 3 3 Clouds FW CL CL CL CL CL SC FW FW FW CL FW SC SC SC SC SC SC SC SC SC SC PoP 12hr 0 5 10 10 10 QPF 12hr 0 0.02 0.03 0.07 0.02 Rain shwrs S S S S S S S S S Heat index 90 85 88 95 98 88 84 88 97 98 88 88 Max heat 98 84 88 98 97 88 98 96 88 Date 10/19 Tue 10/20/26 Wed 10/21/26 Thu 10/22/26 Fri 10/23/26 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 89 76 89 76 90 77 90 Temp 90 80 77 83 89 80 77 83 89 80 77 84 90 81 78 84 90 81 Dewpt 73 72 71 71 72 72 72 72 71 73 72 73 71 73 73 74 74 75 PWind dir E NE E E E E SE 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 B1 B1 B2 B2 B1 SC PoP 12hr 20 10 10 10 30 50 50 60 60 Rain shwrs S S S S S S S S C C S C C C C L L C Tstms S S S S S $$ PRZ008-170800- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 232 PM AST Fri Oct 16 2026 Date 10/16/26 Sat 10/17/26 Sun 10/18/26 Mon AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 77 87 77 86 77 Temp 82 79 77 76 75 83 86 87 82 80 79 78 77 82 85 86 82 80 79 78 77 82 Dewpt 76 75 74 73 72 75 77 77 76 76 75 74 72 75 77 77 76 76 75 74 74 75 RH 82 88 90 90 90 77 75 72 82 88 88 88 85 79 77 75 82 88 88 88 90 79 Wind dir E E E E E E E NE E E SE E E E NE N E E E E E E Wind spd 12 14 12 11 10 10 8 6 3 6 5 5 4 5 5 6 5 9 6 5 4 8 Clouds SC SC FW FW FW CL CL B1 OV SC FW FW FW SC SC B2 B2 B1 B1 B1 B1 SC PoP 12hr 10 70 10 60 20 QPF 12hr 0.01 0.56 0.02 0.35 0.08 Rain shwrs S S C L S S S L L S S S Tstms S S Heat index 88 89 97 98 90 85 89 96 97 89 84 89 Max heat 97 89 99 97 84 89 97 96 83 89 Date 10/19 Tue 10/20/26 Wed 10/21/26 Thu 10/22/26 Fri 10/23/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 76 87 75 87 75 87 75 87 Temp 86 79 77 82 87 79 76 82 87 79 76 82 87 79 76 82 87 79 Dewpt 77 75 74 75 76 75 73 75 76 75 73 75 76 76 74 75 73 72 PWind dir E E NE SE NE SE NE E E Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC B1 SC SC SC B2 B2 B1 SC B2 B1 SC SC B2 OV B2 B1 B2 PoP 12hr 50 20 60 50 70 40 70 70 70 Rain shwrs C C S S L L C C L L C C L L L L L L Tstms S S S S S S S S S S S S S S $$ PRZ010-170800- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 232 PM AST Fri Oct 16 2026 Date 10/16/26 Sat 10/17/26 Sun 10/18/26 Mon 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 74 90 76 89 75 Temp 82 78 76 74 73 83 89 90 83 80 78 77 76 83 88 89 82 79 77 76 75 83 Dewpt 76 75 74 74 73 75 77 77 77 75 75 74 73 76 78 78 77 75 75 74 74 76 RH 82 91 94100100 77 68 66 82 85 91 90 90 80 72 70 85 88 94 94 97 80 Wind dir E NE E E E E SW NW N E E E E E E W NE E E E E E Wind spd 4 6 4 6 4 3 2 5 2 4 5 5 4 2 2 3 1 3 3 3 3 4 Clouds OV B1 CL CL CL CL CL B1 OV SC CL FW FW SC SC B2 B2 B2 B2 B2 B2 SC PoP 12hr 40 70 10 60 10 QPF 12hr 0.05 0.59 0.02 0.51 0.12 Rain shwrs L C C L S S S L L S S S Tstms S S Heat index 89 90101103 92 85 92101102 90 83 90 Max heat 99 90 103 101 84 92 103 101 90 Date 10/19 Tue 10/20/26 Wed 10/21/26 Thu 10/22/26 Fri 10/23/26 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 75 90 73 90 73 91 74 91 Temp 89 79 76 83 90 78 74 83 90 78 74 83 91 79 75 84 91 79 Dewpt 77 75 73 75 77 75 73 75 77 75 73 75 77 75 74 76 74 73 PWind dir E E SE E SE E SE E SE Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC B2 SC SC SC B2 SC SC SC B1 SC SC SC B1 B2 B2 B1 B2 PoP 12hr 60 30 60 30 60 10 60 60 60 Rain shwrs L L C C L L C C L L S S C L L L L L Tstms S S S S S S S S S S S $$ VIZ001-170800- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 232 PM AST Fri Oct 16 2026 Date 10/16/26 Sat 10/17/26Sun 10/18/26 Mon AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 82 88 78 90 79 Temp 86 84 83 83 82 86 89 90 84 82 80 79 78 85 89 90 85 82 81 80 79 85 Dewpt 75 75 75 74 74 75 76 75 75 75 75 75 75 75 76 75 75 75 75 75 74 75 RH 70 74 77 74 77 70 66 62 74 79 85 88 91 72 66 62 72 79 82 85 85 72 Wind dir E E E E E E E E E E E E E E E E E E E E E E Wind spd 13 14 14 13 13 13 12 11 10 11 12 12 11 10 11 9 9 11 11 11 9 11 Clouds FW SC SC SC SC SC SC SC CL SC SC SC B1 SC SC SC SC B1 B1 B1 B1 B1 PoP 12hr 30 30 40 30 40 QPF 12hr 0.07 0.06 0.18 0.09 0.11 Rain shwrs C S S S S C S S S C C C C C C C C C C C Heat index 95 92 91 89 88 96101100 92 88 85 93100100 93 89 86 84 93 Max heat 100 92 96 101 99 87 93 101 99 88 93 Date 10/19 Tue 10/20/26 Wed 10/21/26 Thu 10/22/26 Fri 10/23/26 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 79 89 81 89 81 90 81 90 Temp 90 82 80 85 89 83 82 85 89 83 82 86 90 84 82 86 90 84 Dewpt 75 75 75 75 74 73 74 75 75 74 75 75 75 75 75 76 75 74 PWind dir E E SE SE SE SE SE SE SE Wind char GN GN GN GN GN GN GN GN GN Avg clouds B1 B1 B1 B1 B1 B1 SC SC B1 B2 SC SC B1 B1 SC SC B1 B1 PoP 12hr 50 40 50 30 60 30 60 30 50 Rain shwrs C C C C C C C C L L C C L L S C C C Tstms S S S S S S S S S S $$ VIZ002-170800- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 232 PM AST Fri Oct 16 2026 Date 10/16/26 Sat 10/17/26 Sun 10/18/26 Mon 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 82 90 77 91 77 Temp 85 82 81 80 79 87 90 91 84 81 79 78 77 85 90 91 84 81 79 78 77 85 Dewpt 75 75 75 75 75 76 76 76 75 75 76 75 75 76 76 76 75 75 75 75 75 75 RH 72 79 82 85 88 70 64 62 74 82 91 91 94 75 64 62 74 82 88 91 94 72 Wind dir E E E E E E E E E E E E E E E SE E E E E E E Wind spd 11 10 12 12 11 12 12 11 10 10 10 9 9 10 11 10 9 9 10 9 8 11 Clouds SC FW SC SC SC SC SC SC SC SC SC SC B1 B1 B1 SC SC SC SC SC SC B1 PoP 12hr 20 30 40 40 40 QPF 12hr 0.02 0.08 0.20 0.11 0.06 Rain shwrs S S S S S S C S S S C C C C C C C C C C C Heat index 93 89 87 84 97103102 92 87 84 94102102 92 87 84 94 Max heat 99 88 97 103 101 86 94 103 101 86 94 Date 10/19 Tue 10/20/26 Wed 10/21/26 Thu 10/22/26 Fri 10/23/26 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 79 90 80 90 80 90 Temp 91 81 78 85 89 82 80 85 90 83 81 86 90 83 81 86 90 83 Dewpt 76 75 75 76 75 75 75 76 76 75 75 76 77 76 76 77 74 74 PWind dir E EE E SE E SE E SE Wind char GN GN GN GN GN GN GN GN GN Avg clouds B1 B1 B1 B1 B1 B1 SC SC B1 B1 SC SC SC B1 SC SC B1 B1 PoP 12hr 40 40 40 30 40 20 40 30 50 Rain shwrs C C C C C C C C C C S S C C S C C C Tstms S S $$