Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
053 FOCA52 TJSJ 090903 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 AM AST Thu May 9 2024 PRZ001-092000- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 AM AST Thu May 9 2024 Date Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 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 88 77 89 78 91 Temp 83 87 88 85 81 79 77 78 84 88 89 86 82 80 78 80 86 90 91 87 82 Dewpt 75 76 76 76 75 75 74 74 75 76 76 76 76 75 75 75 76 76 76 76 76 RH 77 70 68 75 82 88 90 88 74 68 66 72 82 85 91 85 72 64 62 70 82 Wind dir E E E E E E E SE E E E E E SE SE SE SE SE SE SE SE Wind spd 6 10 11 9 9 8 6 5 6 9 10 6 6 5 4 3 5 8 8 3 3 Clouds B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC SC B2 B2 OV OV B2 PoP 12hr 60 60 60 50 70 QPF 12hr 0.76 0.45 0.98 0.13 1.75 Rain shwrs C L C C L L L C C L L L C C C C C C L L C Tstms S S S S S S S S Heat index 91 97 99 94 86 92 99101 96 89 84 84 95101104 98 90 Max heat 91 99 98 85 92 101 100 87 95 104 103 Date Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 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 89 78 90 77 89 77 89 Temp 78 84 89 82 78 85 90 81 77 84 89 81 77 84 89 81 Dewpt 75 76 76 76 76 76 77 76 76 76 76 76 76 76 76 76 PWind dir SE SE SE E E E E E Wind char LT LT LT GN GN GN GN GN Avg clouds B1 B1 B2 B2 B2 B2 B1 B1 B1 SC SC SC SC SC B1 B1 PoP 12hr 60 60 50 50 40 20 50 50 Rain shwrs C L L C C C C C C C S S S C C C Tstms S S S $$ PRZ002-092000- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 AM AST Thu May 9 2024 Date Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 78 90 77 90 Temp 84 88 89 86 82 80 78 79 85 89 90 86 81 79 77 79 85 89 90 86 81 Dewpt 76 76 76 76 75 75 75 74 76 77 77 76 76 75 76 75 76 77 77 77 76 RH 77 68 66 72 79 85 91 85 75 68 66 72 85 88 97 88 75 68 66 75 85 Wind dir E E E E E E E E E E SE SE SE E SE SE SE SE SE SE SE Wind spd 8 8 9 8 8 6 6 6 8 8 6 6 6 5 4 4 6 9 9 5 3 Clouds B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 60 60 60 50 50 QPF 12hr 0.63 0.45 0.28 0.19 0.35 Rain shwrs L L C C L L L C C L C C C C C C C C C C C Tstms S S S S S S S S Heat index 93 99101 95 88 84 84 95101103 97 88 83 94101103 97 88 Max heat 93 101 100 87 95 103 102 86 94 103 103 Date Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 90 79 89 80 90 80 90 Temp 77 85 90 82 78 85 89 83 80 86 90 83 80 86 90 83 Dewpt 76 77 77 76 76 77 77 77 76 77 77 76 76 76 77 76 PWind dir SE SE E E E E E E Wind char LT LT LT GN GN GN GN GN Avg clouds B2 B2 B2 B1 B2 B2 B2 B1 B1 SC SC SC SC SC B1 B1 PoP 12hr 60 60 50 50 40 20 50 50 Rain shwrs C L L C C C C C C C S S S C C C Tstms S S S S S $$ PRZ007-092000- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 AM AST Thu May 9 2024 Date Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 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 89 74 88 76 88 Temp 83 87 89 85 79 76 74 76 82 86 88 85 80 78 76 77 83 87 88 85 80 Dewpt 70 72 72 73 72 72 70 70 71 72 72 72 73 72 72 72 73 73 72 72 72 RH 65 61 57 67 79 87 87 82 69 63 59 65 79 82 87 85 72 63 59 65 77 Wind dir E SE SE E NE NE NE NE E SE SE SE E E E E E SE SE SE E Wind spd 4 9 9 8 4 3 3 3 3 9 9 6 4 3 4 4 4 8 9 4 2 Clouds SC B1 B2 B2 SC CL CL SC CL SC SC SC CL CL SC SC SC SC CL CL CL PoP 12hr 50 10 20 30 30 QPF 12hr 0.61 0.01 0.03 0.06 0.03 Rain shwrs S C C C S S S S S C C C C Tstms S S Heat index 87 94 96 91 82 87 93 95 90 84 89 94 95 91 84 Max heat 87 96 96 87 95 94 83 89 95 95 Date Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 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 76 87 75 89 74 88 74 88 Temp 76 82 87 79 75 83 89 79 74 82 88 79 74 82 88 79 Dewpt 72 73 73 73 72 73 73 73 71 72 71 72 70 71 71 73 PWind dir E SE E E E E E E Wind char LT LT LT GN LT GN LT GN Avg clouds FW SC FW FW CL CL FW SC FW FW FW FW CL CL FW FW PoP 12hr 20 10 0 20 0 10 0 5 Rain shwrs S S S S S S S S S S $$ PRZ008-092000- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 AM AST Thu May 9 2024 Date Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 75 84 77 84 Temp 81 84 85 82 78 77 75 76 80 83 84 82 79 78 77 78 81 83 84 82 80 Dewpt 73 74 74 74 74 75 75 74 73 73 75 74 74 75 75 74 73 74 75 74 75 RH 77 72 70 77 88 94100 94 79 72 74 77 85 91 94 88 77 74 74 77 85 Wind dir E NE NE E E E E E E NE NE E E E SE SE SE S W NE E Wind spd 8 4 8 9 11 11 10 8 6 5 6 4 6 5 4 2 4 3 6 4 2 Clouds SC CL B2 OV B1 SC SC SC CL CL B1 B1 B2 B2 CL CL CL CL OV OV B2 PoP 12hr 70 40 60 60 70 QPF 12hr 1.81 0.08 0.25 0.33 1.68 Rain shwrs S L L C S S S C C L L L L C Tstms S S S S S S S Heat index 86 91 92 88 84 89 92 88 83 86 90 92 89 85 Max heat 86 92 92 84 92 91 86 92 91 Date Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 78 84 77 84 76 84 75 84 Temp 78 82 84 79 77 81 84 79 76 81 84 78 75 80 84 78 Dewpt 76 74 75 74 76 73 75 75 76 74 75 75 75 74 75 75 PWind dir SE NE E NE E E E E Wind char LT LT LT GN GN GN GN GN Avg clouds SC FW SC B1 SC FW SC B1 SC FW FW SC CL FW SC SC PoP 12hr 50 70 5 50 10 30 10 30 Rain shwrs C S L L S S C C S S C C S S C Tstms S S S S S $$ PRZ010-092000- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 AM AST Thu May 9 2024 Date Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 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 88 74 88 76 87 Temp 83 87 88 84 79 76 74 76 82 86 88 85 80 78 76 77 83 86 87 84 80 Dewpt 76 78 79 78 76 75 74 73 76 78 79 78 76 75 74 74 76 79 79 78 77 RH 80 75 75 82 91 97100 90 82 77 75 80 88 91 94 90 80 80 77 82 91 Wind dir NE SW E NE NE E E E E W W NE E E E SE SE S S SE E Wind spd 4 2 3 5 5 5 3 3 3 3 3 1 2 3 5 5 5 8 11 9 6 Clouds CL SC OV OV B2 CL CL CL CL CL B2 B2 B1 B1 CL CL CL CL B1 B1 SC PoP 12hr 80 60 50 40 40 QPF 12hr 2.70 0.04 0.12 0.05 0.10 Rain shwrs S L D L C C C C C C S Tstms S C S S S Heat index 91 99103 95 90 99103 96 86 90 99101 95 85 Max heat 91 103 102 90 103 102 83 90 101 100 Date Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 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 76 88 76 88 74 88 74 89 Temp 76 83 88 80 76 83 88 79 74 82 88 79 74 83 89 79 Dewpt 76 77 80 77 75 77 79 77 74 77 79 77 74 76 79 77 PWind dir SE SE E E E E E NE Wind char LT LT LT LT LT LT LT LT Avg clouds FW CL SC B1 CL CL SC B1 CL CL SC SC CL CL SC B1 PoP 12hr 10 70 0 60 0 50 0 60 Rain shwrs S L L L L C C L L Tstms S S S S S S S S $$ VIZ001-092000- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 AM AST Thu May 9 2024 Date Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 79 87 79 87 Temp 84 86 87 85 82 80 79 80 84 86 87 85 82 80 79 80 84 86 87 85 82 Dewpt 76 76 77 76 77 76 76 76 77 76 77 76 76 76 77 76 77 77 78 77 77 RH 77 72 72 75 85 88 91 88 80 72 72 75 82 88 94 88 80 75 75 77 85 Wind dir E E E E E E E E E E SE E E E E SE SE SE SE SE SE Wind spd 14 11 11 11 12 11 11 11 11 11 10 9 11 10 9 9 10 10 9 5 6 Clouds B1 B1 B1 B1 B2 B2 B2 B1 B1 SC SC SC B1 B1 B1 B1 B2 B2 B1 B1 B1 PoP 12hr 60 60 40 50 50 QPF 12hr 0.41 0.39 0.15 0.17 0.19 Rain shwrs C C C C L C L C C C C C C C C C C C C C C Heat index 92 96 98 94 89 86 84 85 93 96 98 94 89 86 84 85 93 97 99 96 91 Max heat 92 98 98 88 93 98 98 88 93 99 99 Date Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 80 88 79 88 79 88 79 89 Temp 80 85 88 82 79 84 88 82 79 84 88 82 79 85 89 83 Dewpt 77 77 77 77 77 78 78 77 78 77 78 77 77 77 77 77 PWind dir SE SE E E E E E E Wind char GN GN GN GN BZ BZ BZ GN Avg clouds B1 B1 B1 SC B1 B1 SC SC SC SC SC SC FW SC SC SC PoP 12hr 60 60 40 20 20 20 40 40 Rain shwrs C L L C C C S S S S S S S C C C $$ VIZ002-092000- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 AM AST Thu May 9 2024 Date Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 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 89 77 89 77 88 Temp 84 88 89 86 81 79 77 78 84 88 89 86 81 79 77 78 83 87 88 85 81 Dewpt 75 76 75 75 76 75 75 75 76 76 76 76 75 75 75 75 76 76 77 76 75 RH 74 68 64 70 85 88 94 91 77 68 66 72 82 88 94 91 80 70 70 75 82 Wind dir E E E E E E E E E E E E E E E E E SE SE SE SE Wind spd 10 10 10 10 10 10 9 9 11 11 9 9 9 8 6 8 8 10 9 8 6 Clouds SC B1 SC SC B2 B1 B2 SC SC SC SC SC SC SC B1 B1 B1 B1 SC SC B1 PoP 12hr 60 60 30 40 40 QPF 12hr 0.28 0.29 0.10 0.14 0.13 Rain shwrs C C C C L C C C C S C C C C C C C C C C C Heat index 92 98100 95 87 93 98100 95 87 92 98100 94 86 Max heat 92 100 99 86 93 100 99 85 92 100 99 Date Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 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 89 78 89 78 90 78 90 Temp 77 84 89 82 78 84 89 82 78 85 90 82 78 85 90 81 Dewpt 75 76 76 75 76 76 76 76 76 76 76 76 75 76 76 76 PWind dir SE SE E E E E E E Wind char LT GN GN GN GN GN GN GN Avg clouds B1 B1 B1 SC SC B1 B1 SC SC SC FW FW FW SC B1 SC PoP 12hr 40 40 40 40 20 5 40 40 Rain shwrs C C C C C C C S S S S S S C C C $$