Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
090 FOCA52 TJSJ 080903 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 AM AST Wed May 8 2024 PRZ001-082000- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 AM AST Wed May 8 2024 Date Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 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 86 77 88 77 89 Temp 82 85 86 83 80 78 77 78 83 87 88 85 81 79 77 78 84 88 89 86 82 Dewpt 75 75 76 75 74 74 74 74 75 75 76 75 75 75 74 74 75 76 76 76 75 RH 79 72 72 77 82 88 90 88 77 68 68 72 82 88 90 88 74 68 66 72 79 Wind dir NE E E E E E SE E E E E E E E E E SE E E E E Wind spd 5 8 8 6 8 8 6 4 5 8 9 4 6 5 4 5 4 8 10 6 5 Clouds OV OV OV OV OV OV OV B2 OV B2 OV OV B2 B2 B2 B2 SC SC SC SC B1 PoP 12hr 80 80 70 60 40 QPF 12hr 3.44 1.54 1.24 0.22 0.22 Rain shwrs D D D D D L L L L L L L L L L L S S C C C Tstms S C C C C S S S S S S S Heat index 89 94 96 91 85 91 96 99 94 86 92 98100 96 88 Max heat 89 96 95 83 91 99 98 85 92 100 100 Date Sat 05/11/24 Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 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 91 78 88 78 88 77 89 Temp 78 86 91 82 78 84 88 81 78 84 88 81 77 84 89 82 Dewpt 75 76 77 76 75 76 77 76 76 76 76 76 75 76 76 76 PWind dir SE SE SE E SE E E E Wind char LT LT LT GN LT GN GN GN Avg clouds B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 SC SC SC PoP 12hr 50 70 60 60 50 50 40 20 Rain shwrs C C L L L L L C C C C C C C S S Tstms S S S S $$ PRZ002-082000- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 AM AST Wed May 8 2024 Date Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 77 89 78 90 Temp 83 86 87 84 80 79 77 78 84 88 89 86 82 80 78 79 85 89 90 86 81 Dewpt 75 76 76 75 75 75 75 74 76 76 77 75 75 75 75 74 76 76 77 76 76 RH 77 72 70 74 85 88 94 88 77 68 68 70 79 85 91 85 75 66 66 72 85 Wind dir NE E E E E E E E E E E E E E E E E SE SE SE E Wind spd 6 5 4 4 8 6 6 5 5 5 6 5 5 5 5 5 5 8 6 8 5 Clouds OV OV OV OV OV OV OV B2 OV OV B2 B2 B2 B2 B2 B2 SC SC SC SC B1 PoP 12hr 90 80 70 60 40 QPF 12hr 3.63 1.54 1.17 0.23 0.24 Rain shwrs D D D D D L L L L L L L L L L L C C C C C Tstms S C C C C S S S S S S S Heat index 91 96 98 93 86 93 99101 95 88 84 84 94100102 97 88 Max heat 91 98 97 84 93 101 100 87 94 102 102 Date Sat 05/11/24 Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 90 77 86 78 89 80 90 Temp 77 85 90 81 77 82 86 81 78 84 89 83 80 86 90 83 Dewpt 76 76 77 76 76 77 77 76 76 77 77 76 76 76 77 76 PWind dir SE SE SE SE E E E E Wind char LT LT LT LT GN GN GN GN Avg clouds B1 B1 B2 B2 B2 B2 B2 B1 B2 B2 B2 B1 B1 SC SC SC PoP 12hr 50 60 60 60 50 50 40 20 Rain shwrs C C C L L L L C C C C C C C S S Tstms S S S S S S $$ PRZ007-082000- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 AM AST Wed May 8 2024 Date Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 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 75 89 74 88 Temp 83 87 89 85 80 77 75 77 83 87 89 85 79 76 74 76 82 86 88 85 80 Dewpt 70 71 73 72 72 71 71 70 70 71 72 71 72 72 71 70 71 71 72 71 72 RH 65 59 59 65 77 82 87 79 65 59 57 63 79 87 90 82 69 61 59 63 77 Wind dir E SE SE E NE NE NE NE E SE SE SE E E NE E E SE SE SE E Wind spd 2 9 8 4 3 3 3 2 2 9 9 6 4 3 3 4 4 9 9 6 4 Clouds FW B1 B2 B2 SC B1 SC FW SC B2 SC SC CL CL CL CL FW FW SC SC SC PoP 12hr 60 40 50 5 20 QPF 12hr 1.85 0.22 0.48 0 0.14 Rain shwrs C L L C C S S C S S S S S Tstms S S S S Heat index 87 93 97 91 83 87 93 96 90 82 87 92 95 90 84 Max heat 87 97 96 87 96 95 87 95 94 Date Sat 05/11/24 Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 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 89 76 88 75 88 74 88 Temp 76 84 89 80 76 83 88 79 75 83 88 79 74 82 88 79 Dewpt 72 73 72 72 72 72 72 72 71 71 73 73 71 70 72 71 PWind dir E SE E E E E E E Wind char LT LT LT LT LT GN LT GN Avg clouds SC SC SC SC SC SC FW FW CL CL FW SC FW FW FW FW PoP 12hr 30 30 30 10 0 20 0 10 Rain shwrs S C C C C C S S S S S S $$ PRZ008-082000- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 AM AST Wed May 8 2024 Date Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 75 85 75 84 Temp 80 83 84 81 78 76 75 76 81 84 85 82 78 77 75 76 80 83 84 82 79 Dewpt 72 73 74 74 73 74 74 73 72 73 74 74 74 74 75 74 73 74 74 74 74 RH 77 72 72 79 85 94 97 90 74 70 70 77 88 90100 94 79 74 72 77 85 Wind dir E E NE E E E E E E NE NE NE E E E E E NE NE NE E Wind spd 9 10 10 12 13 13 11 10 10 9 8 8 10 10 8 6 4 4 4 4 6 Clouds SC CL SC SC OV SC SC FW FW B2 B2 B2 SC SC SC SC SC SC B2 B2 FW PoP 12hr 80 80 50 30 50 QPF 12hr 1.93 0.41 0.82 0.04 0.34 Rain shwrs S C C D S S S C C C C C C C S S C C Tstms S S C S S S S S Heat index 84 89 91 87 85 90 92 88 85 89 91 88 83 Max heat 84 91 91 85 92 92 85 91 91 Date Sat 05/11/24 Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 84 78 84 77 84 76 84 Temp 77 81 84 80 78 82 84 79 77 81 84 79 76 81 84 79 Dewpt 75 73 75 74 75 74 75 75 76 74 76 75 76 73 75 75 PWind dir SE SE SE NE E E E E Wind char LT LT LT GN LT GN GN BZ Avg clouds FW FW SC B2 SC SC SC B1 SC FW SC B1 SC FW FW SC PoP 12hr 0 70 10 70 5 50 10 30 Rain shwrs L L S S L L S S C C S S C C Tstms S S S S S S $$ PRZ010-082000- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 AM AST Wed May 8 2024 Date Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 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 75 88 74 88 Temp 83 87 89 85 80 77 75 77 83 87 88 84 79 76 74 76 82 86 88 85 80 Dewpt 75 79 79 78 75 75 73 73 75 78 79 78 76 75 74 73 76 78 79 78 76 RH 77 77 73 80 85 94 94 87 77 75 75 82 91 97100 90 82 77 75 80 88 Wind dir NE NE E E NE E E E E E NE NE NE E E E E SE S NE E Wind spd 3 3 3 3 6 9 6 4 3 2 4 3 3 5 3 4 2 3 4 2 4 Clouds CL SC OV OV B2 SC B1 CL CL B2 OV OV FW FW FW FW CL CL B2 B2 CL PoP 12hr 90 50 80 5 50 QPF 12hr 2.36 0.17 1.14 0 0.33 Rain shwrs S D D C S C C D D C C Tstms C C S S C C S S Heat index 90102105 97 84 90 99103 95 90 99103 96 86 Max heat 90 105 103 90 103 102 90 103 102 Date Sat 05/11/24 Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 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 76 88 74 88 Temp 76 83 88 80 76 83 88 80 76 83 88 79 74 82 88 79 Dewpt 75 77 80 77 75 77 80 77 76 77 79 77 74 76 79 78 PWind dir E SE SE SE E E E E Wind char LT GN LT LT LT LT LT LT Avg clouds CL CL SC SC CL CL SC B1 CL CL SC B1 CL CL SC SC PoP 12hr 0 50 0 70 0 60 0 50 Rain shwrs C C L L L L C C Tstms S S S S S S S S $$ VIZ001-082000- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 AM AST Wed May 8 2024 Date Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 79 87 79 87 Temp 83 85 86 84 81 80 79 80 84 86 87 85 82 80 79 80 84 86 87 85 82 Dewpt 76 76 76 76 76 76 76 76 76 76 76 76 76 76 76 76 77 76 76 76 76 RH 80 75 72 77 85 88 91 88 77 72 70 75 82 88 91 88 80 72 70 75 82 Wind dir E E E E E E E E E E E E E E E E E SE SE SE E Wind spd 10 8 5 9 11 13 12 12 9 6 6 6 9 10 10 9 9 9 9 10 10 Clouds OV OV B2 B2 OV B2 B2 SC B2 SC SC SC B1 B1 B1 B1 SC SC SC SC B1 PoP 12hr 80 60 60 40 40 QPF 12hr 2.54 0.87 0.54 0.05 0.08 Rain shwrs D L L L L C C C L S C C C C C C S S S S C Tstms S S S S S S S S Heat index 92 94 96 92 88 86 83 85 92 96 98 94 88 86 84 85 93 96 98 94 89 Max heat 92 96 95 87 92 98 97 88 93 98 97 Date Sat 05/11/24 Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 79 87 80 86 79 88 79 88 Temp 79 84 87 82 80 84 86 81 79 84 88 82 79 84 88 83 Dewpt 76 77 78 77 77 77 78 77 77 77 77 77 77 77 77 77 PWind dir SE SE SE SE E E E E Wind char GN LT GN GN GN GN BZ BZ Avg clouds B1 B1 B1 SC SC B1 B1 SC B1 B1 SC SC SC SC SC SC PoP 12hr 40 40 60 60 40 20 20 20 Rain shwrs C C C C S L L C C C S S S S S S $$ VIZ002-082000- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 AM AST Wed May 8 2024 Date Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 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 77 89 Temp 84 87 88 85 81 79 77 78 84 88 89 86 81 79 77 78 84 88 89 86 81 Dewpt 75 75 76 75 75 75 74 75 75 75 75 75 75 75 75 75 75 76 75 75 75 RH 74 68 68 72 82 88 90 91 74 66 64 70 82 88 94 91 74 68 64 70 82 Wind dir E E E E E E E E E E E E E E E E E SE SE SE E Wind spd 8 6 4 3 5 8 6 6 8 6 6 6 8 9 8 8 9 9 9 9 8 Clouds OV B2 B2 B2 B2 B1 B1 SC B1 SC SC SC B1 B1 B1 B1 SC SC SC SC SC PoP 12hr 70 50 40 40 20 QPF 12hr 2.42 0.66 0.56 0.05 0.15 Rain shwrs L L L L C C C C C C C C C C C C S S S S S Tstms S S S S S S Heat index 92 97 98 93 86 92 98100 94 87 92 98100 94 87 Max heat 92 98 98 85 92 100 99 85 92 100 99 Date Sat 05/11/24 Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 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 88 77 88 78 90 78 90 Temp 77 83 88 81 77 83 88 81 78 85 90 82 78 85 90 82 Dewpt 75 76 76 75 75 76 76 75 76 76 76 76 76 76 76 76 PWind dir SE SE E E E E E E Wind char LT LT LT GN GN GN BZ BZ Avg clouds SC SC B1 SC SC B1 B1 SC SC B1 B1 SC SC SC FW FW PoP 12hr 40 40 40 40 40 40 20 5 Rain shwrs S C C C C C C C C C C S S S S S $$