Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
354 FOCA52 TJSJ 092103 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 PM AST Thu May 9 2024 PRZ001-100800- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 PM AST Thu May 9 2024 Date 05/09/24 Fri 05/10/24 Sat 05/11/24 Sun 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 89 78 91 78 Temp 81 79 77 78 84 88 89 86 82 80 78 80 86 90 91 87 82 80 78 79 84 Dewpt 75 75 74 74 75 76 76 76 76 75 75 75 76 76 76 76 76 76 75 75 76 RH 82 88 90 88 74 68 66 72 82 85 91 85 72 64 62 70 82 88 91 88 77 Wind dir E E E E E E E E E E SE SE SE SE SE SE SE SE SE SE SE Wind spd 9 8 6 5 4 9 9 6 6 6 4 4 5 6 8 3 4 5 4 4 3 Clouds B2 B2 B2 B2 B2 B2 B2 B2 B1 SC SC SC B2 B2 OV OV B2 B2 SC SC B2 PoP 12hr 60 60 50 70 60 QPF 12hr 0.45 0.96 0.15 1.75 0.25 Rain shwrs L L L C C L L L C C C C C C L L C C C C L Tstms S S S S S S Heat index 86 92 99101 96 89 84 84 95101104 98 90 86 83 94 Max heat 94 85 92 101 100 87 95 104 103 88 94 Date 05/12 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 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 90 77 89 77 89 77 89 Temp 89 82 78 85 90 81 77 84 89 81 77 84 89 81 77 84 89 82 Dewpt 76 76 76 76 77 76 76 76 76 76 76 76 76 76 75 76 77 77 PWind dir E SE E E E E E E E Wind char LT LT GN LT GN GN GN GN GN Avg clouds B2 B2 B2 B2 B1 B1 B1 SC SC SC SC SC B1 B1 B1 B1 SC SC PoP 12hr 60 50 50 40 20 50 50 40 30 Rain shwrs L C C C C C C C S S S C C C C C C S Tstms S S $$ PRZ002-100800- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 PM AST Thu May 9 2024 Date 05/09/24 Fri 05/10/24 Sat 05/11/24 Sun AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 78 90 77 90 77 Temp 82 80 78 79 85 89 90 86 81 79 77 79 85 89 90 86 81 79 77 79 85 Dewpt 75 75 75 74 76 77 77 76 76 75 76 75 76 77 77 77 76 76 76 75 77 RH 79 85 91 85 75 68 66 72 85 88 97 88 75 68 66 75 85 91 97 88 77 Wind dir E E E E E E E E E E E SE SE SE SE SE SE SE SE SE SE Wind spd 6 8 6 5 6 8 6 6 5 5 5 5 8 8 9 6 4 5 5 4 6 Clouds B2 B2 B2 B2 B2 B2 B2 B2 B1 SC B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 60 60 50 50 60 QPF 12hr 0.45 0.61 0.21 0.35 0.32 Rain shwrs L L L C C L C L C C C C C C C C C C C C L Tstms S S S S S S Heat index 88 84 84 95101103 97 88 83 94101103 97 88 83 95 Max heat 95 87 95 103 102 86 94 103 103 87 95 Date 05/12 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 79 89 80 90 80 90 80 89 Temp 90 82 78 85 89 83 80 86 90 83 80 86 90 83 80 85 89 83 Dewpt 77 76 76 77 77 77 76 77 77 76 76 76 77 76 76 77 78 77 PWind dir SE SE E E E E E E E Wind char LT LT LT GN GN GN GN GN GN Avg clouds B2 B1 B2 B2 B2 B1 B1 SC SC SC SC SC B1 B1 B1 B1 SC SC PoP 12hr 60 50 50 40 20 50 50 40 30 Rain shwrs L C C C C C C C S S S C C C C C C S Tstms S S S S $$ PRZ007-100800- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 PM AST Thu May 9 2024 Date 05/09/24 Fri 05/10/24 Sat 05/11/24 Sun 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 88 76 88 76 Temp 79 76 74 76 82 86 88 85 80 78 76 77 83 87 88 85 80 78 76 77 82 Dewpt 72 72 70 70 71 72 72 72 73 72 72 72 73 73 72 72 72 72 72 71 73 RH 79 87 87 82 69 63 59 65 79 82 87 85 72 63 59 65 77 82 87 82 74 Wind dir E NE NE NE E SE SE SE E NE E E E SE SE SE E E E E E Wind spd 4 3 3 3 3 9 8 6 4 3 4 4 5 8 8 4 2 3 3 4 4 Clouds SC CL CL SC CL SC SC SC CL CL SC SC SC SC CL CL CL CL SC SC FW PoP 12hr 10 20 30 30 20 QPF 12hr 0.01 0.15 0.07 0.03 0.02 Rain shwrs S S S S S C C C C S S Tstms Heat index 82 87 93 95 90 84 89 94 95 91 84 88 Max heat 91 87 95 94 83 89 95 95 83 88 Date 05/12 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 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 89 74 88 74 88 74 88 Temp 87 79 75 83 89 79 74 82 88 79 74 82 88 79 74 82 88 79 Dewpt 73 73 72 73 73 73 71 72 71 72 70 71 71 73 70 70 72 72 PWind dir SE E E E E E E NE E Wind char LT LT LT LT GN LT GN LT GN Avg clouds FW FW CL CL FW SC FW FW FW FW CL CL FW FW FW FW FW SC PoP 12hr 10 0 20 0 10 0 5 5 20 Rain shwrs S S S S S S S S S S S S $$ PRZ008-100800- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 PM AST Thu May 9 2024 Date 05/09/24 Fri 05/10/24 Sat 05/11/24 Sun AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 75 84 77 84 78 Temp 78 77 75 76 80 83 84 82 79 78 77 78 81 83 84 82 80 79 78 79 82 Dewpt 74 75 75 74 73 73 75 74 74 75 75 74 73 74 75 74 75 75 76 75 74 RH 88 94100 94 79 72 74 77 85 91 94 88 77 74 74 77 85 88 94 88 77 Wind dir E E E E E E NE E E E E SE SE NW W NE E E SE SE SE Wind spd 11 10 8 6 4 6 6 4 6 3 4 3 3 3 5 4 4 5 4 3 2 Clouds B1 SC SC SC CL CL B1 SC B2 SC CL CL CL CL OV OV B2 B2 CL CL SC PoP 12hr 40 60 60 70 50 QPF 12hr 0.08 0.46 0.11 1.68 0.17 Rain shwrs C S S S C C L S L L C C S Tstms S S S S S S Heat index 84 89 92 88 83 86 90 92 89 85 87 Max heat 88 84 92 91 86 92 91 84 87 Date 05/12 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 77 84 76 84 75 84 75 84 Temp 84 79 77 81 84 79 76 81 84 78 75 80 84 78 75 80 84 79 Dewpt 75 74 76 73 75 75 76 74 75 75 75 74 75 75 75 74 76 75 PWind dir NE E NE E E E E E E Wind char LT LT LT GN GN GN GN GN GN Avg clouds SC B1 SC FW SC B1 SC FW FW SC CL FW SC SC SC SC SC SC PoP 12hr 70 5 50 10 30 10 30 30 30 Rain shwrs L L S S C C S S C C S S C C C C C Tstms S S S S $$ PRZ010-100800- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 PM AST Thu May 9 2024 Date 05/09/24 Fri 05/10/24 Sat 05/11/24 Sun 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 88 76 87 76 Temp 79 76 74 76 82 86 88 85 80 78 76 77 83 86 87 84 80 78 76 77 83 Dewpt 76 75 74 73 76 78 79 78 76 75 74 74 76 79 79 78 77 77 76 75 77 RH 91 97100 90 82 77 75 80 88 91 94 90 80 80 77 82 91 97100 94 82 Wind dir E E NE E E W W NE NE E E E SE S S S E E SE SE SE Wind spd 2 4 4 4 3 3 2 2 2 3 5 5 8 8 11 9 6 5 5 5 5 Clouds B2 CL CL CL CL CL B2 SC B1 FW CL CL CL CL B1 B1 SC SC CL CL CL PoP 12hr 60 50 40 40 10 QPF 12hr 0.04 0.39 0.03 0.10 0.01 Rain shwrs L C C C S C C S S Tstms S S S Heat index 90 99103 96 86 90 99101 95 85 92 Max heat 95 90 103 102 83 90 101 100 92 Date 05/12 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 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 76 88 74 88 74 89 74 89 Temp 88 80 76 83 88 79 74 82 88 79 74 83 89 79 74 83 89 80 Dewpt 80 77 75 77 79 77 74 77 79 77 74 76 79 77 74 76 79 77 PWind dir SE E NE E E E E E E Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC B1 CL CL SC B1 CL CL SC SC CL CL SC B1 CL CL SC B1 PoP 12hr 70 0 60 0 50 0 60 0 60 Rain shwrs L L L L C C L L L L Tstms S S S S S S S S S S $$ VIZ001-100800- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 PM AST Thu May 9 2024 Date 05/09/24 Fri 05/10/24 Sat 05/11/24 Sun AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 79 87 79 87 80 Temp 82 80 79 80 84 86 87 85 82 80 79 80 84 86 87 85 82 81 80 81 85 Dewpt 77 76 76 76 77 76 77 76 76 76 77 76 77 77 78 77 77 77 77 77 77 RH 85 88 91 88 80 72 72 75 82 88 94 88 80 75 75 77 85 88 91 88 77 Wind dir E E E E E E E E E E E E SE SE SE SE SE SE SE SE SE Wind spd 12 12 10 11 10 11 9 9 10 11 10 9 11 9 9 6 6 9 8 9 9 Clouds B2 B2 B2 B1 B1 SC SC SC B1 SC B1 B1 B2 B2 B1 B1 B1 B1 B1 B1 B2 PoP 12hr 60 40 50 50 60 QPF 12hr 0.39 0.31 0.16 0.19 0.17 Rain shwrs L C L C C C C C C C C C C C C C C C C C L Heat index 89 86 84 85 93 96 98 94 89 86 84 85 93 97 99 96 91 89 86 88 95 Max heat 94 88 93 98 98 88 93 99 99 90 95 Date 05/12 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 88 79 88 79 88 79 89 80 89 Temp 88 82 79 84 88 82 79 84 88 82 79 85 89 83 80 85 89 83 Dewpt 77 77 77 78 78 77 78 77 78 77 77 77 77 77 77 77 78 77 PWind dir SE SE E E E E E E E Wind char GN GN GN GN GN BZ GN BZ GN Avg clouds B1 SC B1 B1 SC SC SC SC SC SC FW SC SC SC SC SC FW SC PoP 12hr 60 40 20 20 20 40 40 30 10 Rain shwrs L C C C S S S S S S S C C C C C S S $$ VIZ002-100800- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 PM AST Thu May 9 2024 Date 05/09/24 Fri 05/10/24 Sat 05/11/24 Sun 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 89 77 88 77 Temp 81 79 77 78 84 88 89 86 81 79 77 78 83 87 88 85 81 79 77 78 84 Dewpt 76 75 75 75 76 76 76 76 75 75 75 75 76 76 77 76 75 75 75 76 76 RH 85 88 94 91 77 68 66 72 82 88 94 91 80 70 70 75 82 88 94 94 77 Wind dir E E E E E E E E E E E E SE SE SE SE SE SE SE SE SE Wind spd 10 10 8 9 10 9 9 8 8 8 6 6 9 10 9 8 5 5 5 8 10 Clouds B2 B1 B2 SC SC SC SC SC SC SC B1 B1 B1 B1 SC SC B1 B1 B1 B1 B1 PoP 12hr 60 30 40 40 40 QPF 12hr 0.29 0.26 0.15 0.13 0.15 Rain shwrs L C C C C S C C C C C C C C C C C C C C C Heat index 87 93 98100 95 87 92 98100 94 86 93 Max heat 95 86 93 100 99 85 92 100 99 85 93 Date 05/12 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 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 78 90 78 90 77 90 Temp 89 82 78 84 89 82 78 85 90 82 78 85 90 81 77 85 90 82 Dewpt 76 75 76 76 76 76 76 76 76 76 75 76 76 76 76 76 76 76 PWind dir SE E E E E E E E E Wind char GN GN GN GN GN GN GN GN GN Avg clouds B1 SC SC B1 B1 SC SC SC FW FW FW SC B1 SC SC SC SC SC PoP 12hr 40 40 40 20 5 40 40 30 20 Rain shwrs C C C C C S S S S S S C C C C C S S $$