Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
479 FOCA52 TJSJ 040903 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 AM AST Sat May 4 2024 PRZ001-042000- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 AM AST Sat May 4 2024 Date Sat 05/04/24 Sun 05/05/24 Mon 05/06/24 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 88 77 86 Temp 83 86 87 84 80 79 77 78 83 87 88 85 81 79 77 78 82 85 86 83 79 Dewpt 74 75 76 75 75 75 75 74 75 76 77 76 76 76 75 75 76 76 77 76 75 RH 74 70 70 74 85 88 94 88 77 70 70 75 85 91 94 91 82 75 75 80 88 Wind dir S N NE E NE E E E E E NE E NE NE E E E E E E E Wind spd 4 2 6 4 2 1 1 3 3 6 11 10 8 5 5 5 5 9 8 5 6 Clouds B2 OV OV OV B1 B1 B1 B2 B2 B2 SC SC B2 B2 B2 B2 OV OV OV OV B2 PoP 12hr 80 60 50 70 70 QPF 12hr 1.76 0.71 0.26 0.29 0.63 Rain shwrs L L D D C C C L C C S S C C L L L L L L C Tstms S S C C S S S S S S S S S S Heat index 89 95 98 92 86 91 97100 94 87 90 95 97 92 84 Max heat 89 98 97 84 91 100 100 85 90 97 97 Flood A A A A A A A A A A A A Date Tue 05/07/24 Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 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 85 76 85 77 86 76 87 Temp 76 81 85 79 76 81 85 80 77 82 86 79 76 82 87 79 Dewpt 75 75 76 74 74 75 76 75 74 75 76 75 74 75 77 75 PWind dir E E E E E E E E Wind char LT LT LT LT LT LT LT GN Avg clouds B2 B2 B2 B1 B2 B2 SC SC SC SC SC SC FW FW SC SC PoP 12hr 70 60 60 50 50 50 20 20 Rain shwrs L L L L L L C C C C C S S S S S Tstms S S S S S S S S S S $$ PRZ002-042000- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 AM AST Sat May 4 2024 Date Sat 05/04/24 Sun 05/05/24 Mon 05/06/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 76 89 78 87 Temp 83 87 88 85 80 78 76 78 84 88 89 86 82 80 78 79 83 86 87 84 80 Dewpt 76 76 76 75 75 76 76 75 77 77 77 77 76 76 76 76 77 77 77 77 76 RH 80 70 68 72 85 94100 91 80 70 68 75 82 88 94 91 82 75 72 80 88 Wind dir S S SE E NE NE NE NE NE E NE E NE NE NE NE E E E NE NE Wind spd 8 5 5 2 3 2 2 3 4 6 6 8 6 6 5 6 6 6 5 3 5 Clouds B2 OV OV OV B1 B1 B1 B2 B1 B1 SC SC B1 B1 B2 B2 OV OV B2 B2 B2 PoP 12hr 80 60 40 70 70 QPF 12hr 1.76 0.69 0.47 0.25 0.43 Rain shwrs L L D D C C C L C C C C C C C C L L C C C Tstms S S C C S S S S S S S S S S Heat index 91 97 99 93 85 93100102 97 89 85 83 93 97 99 94 86 Max heat 91 99 98 83 93 102 101 87 93 99 98 Flood A A A A A A A A A A A A Date Tue 05/07/24 Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 85 76 87 77 87 76 87 Temp 77 82 85 79 76 82 87 80 77 83 87 80 76 82 87 80 Dewpt 76 76 76 75 75 76 76 75 75 76 77 75 75 76 77 76 PWind dir NE NE E E E E E E Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 SC SC SC SC SC PoP 12hr 70 60 60 60 60 60 50 30 Rain shwrs L L L L L L L L L L L C C C C C Tstms S S S S S S S S S S S $$ PRZ007-042000- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 AM AST Sat May 4 2024 Date Sat 05/04/24 Sun 05/05/24 Mon 05/06/24 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 88 78 86 Temp 83 87 89 86 82 80 78 79 84 87 88 85 81 80 78 79 83 85 86 83 80 Dewpt 70 70 71 70 71 71 69 68 69 70 72 73 72 72 71 70 71 72 73 73 72 RH 65 57 56 59 69 74 74 69 61 57 59 67 74 77 79 74 67 65 65 72 77 Wind dir E SE S SE E N NE NE E SE SE E E NE NE NE NE E E E NE Wind spd 5 4 6 3 2 4 2 2 2 10 10 8 3 3 2 3 3 8 8 5 4 Clouds SC SC B2 B2 SC SC SC SC FW SC SC SC SC SC CL CL CL CL SC SC SC PoP 12hr 60 10 30 10 30 QPF 12hr 0.64 0.03 0.11 0 0.14 Rain shwrs S L C S S S S C S S S S C C S Tstms S S Heat index 87 92 95 91 86 83 82 88 92 95 92 86 83 87 91 93 90 84 Max heat 87 95 95 85 88 95 95 85 87 93 93 Flood A A A A A A A A A A A A Date Tue 05/07/24 Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 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 85 77 86 79 86 79 86 Temp 77 82 85 80 77 82 86 81 79 83 86 81 79 83 86 81 Dewpt 70 70 71 69 67 68 71 71 69 68 73 72 70 71 73 73 PWind dir NE E NE E NE E NE E Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW SC SC CL FW SC B2 SC SC FW FW CL CL FW SC PoP 12hr 40 40 10 60 30 20 0 40 Rain shwrs S C C C S L L C C S S C C Tstms S S $$ PRZ008-042000- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 AM AST Sat May 4 2024 Date Sat 05/04/24 Sun 05/05/24 Mon 05/06/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 75 84 75 83 Temp 79 82 83 81 78 76 75 76 80 83 84 81 78 76 75 76 80 82 83 80 77 Dewpt 72 72 73 73 73 74 75 74 73 74 75 75 74 75 75 75 74 74 75 75 74 RH 79 72 72 77 85 94100 94 79 74 74 82 88 97100 97 82 77 77 85 90 Wind dir E N N NE E E E E E E NE E E E E E E E NE NE E Wind spd 1 3 5 8 9 10 10 9 8 9 11 10 11 11 9 9 8 12 9 8 11 Clouds SC B2 OV OV B2 B2 B1 B1 FW SC B1 B1 B2 B2 SC SC SC SC B2 B2 SC PoP 12hr 70 50 50 50 50 QPF 12hr 1.53 0.64 0.48 0.10 0.29 Rain shwrs S C L L C C C C S C C C C S S S S C C C Tstms S S S S S S S S S S S S Heat index 83 87 89 85 85 90 92 88 84 88 90 86 Max heat 83 89 88 85 92 91 84 90 90 Flood A A A A A A A A A A A A Date Tue 05/07/24 Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 74 84 74 83 76 82 76 83 Temp 74 80 84 77 74 79 83 78 76 80 82 78 76 80 83 78 Dewpt 74 73 74 73 74 73 74 74 74 73 74 74 74 73 74 74 PWind dir E NE E NE E E E E Wind char LT LT GN GN LT GN GN LT Avg clouds B1 B1 SC SC SC SC SC SC SC SC FW FW FW FW FW FW PoP 12hr 50 30 20 30 20 10 5 10 Rain shwrs C C C C S S C C S S S S S S S S Tstms S S $$ PRZ010-042000- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 AM AST Sat May 4 2024 Date Sat 05/04/24 Sun 05/05/24 Mon 05/06/24 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 88 77 87 Temp 82 86 87 84 80 79 77 78 83 87 88 85 81 79 77 78 83 86 87 84 80 Dewpt 76 78 79 78 75 76 74 73 76 78 80 79 77 76 75 74 76 79 79 79 77 RH 82 77 77 82 85 91 90 85 80 75 77 82 88 91 94 88 80 80 77 85 91 Wind dir E NW NW NE NE NE NE E E E S NE NE NE NE E E NE NE NE NE Wind spd 5 4 3 5 10 10 6 3 4 2 4 3 5 8 4 4 3 2 2 2 4 Clouds SC B2 OV B2 SC SC SC FW CL SC OV OV B1 B1 CL CL CL CL OV OV B1 PoP 12hr 80 20 70 40 80 QPF 12hr 1.31 0.04 1.04 0.06 1.14 Rain shwrs C D L S S S S L L C C D D C Tstms S C S S S S S S S S Heat index 89 98101 95 86 92100105 98 88 91 99101 96 85 Max heat 89 101 101 84 92 105 104 86 91 101 101 Flood A A A A A A A A A A A A Date Tue 05/07/24 Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 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 87 78 86 78 87 Temp 76 83 88 80 76 82 87 81 78 83 86 81 78 83 87 80 Dewpt 74 76 79 76 74 76 79 76 74 76 79 76 74 76 79 77 PWind dir E NE E NE E E E E Wind char LT LT LT LT LT LT LT LT Avg clouds SC FW B1 B1 CL CL SC B2 FW FW SC B1 FW FW FW SC PoP 12hr 40 60 5 80 5 60 5 40 Rain shwrs C C L L D D S S L L S S C C Tstms S S S S S $$ VIZ001-042000- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 AM AST Sat May 4 2024 Date Sat 05/04/24 Sun 05/05/24 Mon 05/06/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 78 87 79 85 Temp 83 86 87 84 81 79 78 79 83 86 87 85 82 80 79 80 83 84 85 83 80 Dewpt 76 76 76 76 76 76 76 76 77 77 78 77 77 77 77 77 78 77 77 77 77 RH 80 72 70 77 85 91 94 91 82 75 75 77 85 91 94 91 85 80 77 82 91 Wind dir SE SE E E E NE NE NE NE NE NE E NE NE NE E E E E NE NE Wind spd 9 3 2 3 3 6 8 9 8 9 8 9 10 10 10 11 11 10 8 5 8 Clouds B2 B2 B2 B2 B2 B2 B1 B1 SC SC SC SC SC SC SC SC SC SC B1 B1 B2 PoP 12hr 60 50 30 30 50 QPF 12hr 1.41 0.65 0.36 0.07 0.32 Rain shwrs C C L L C C C C S S C C S S S S C C C C C Tstms S S S S S S S S S S Heat index 91 96 98 94 88 84 83 93 97100 95 90 87 84 85 92 94 96 92 85 Max heat 91 98 97 86 93 100 99 89 92 96 95 Flood A A A A A A A A A A A A Date Tue 05/07/24 Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 85 78 87 78 86 77 86 Temp 77 82 85 80 78 83 87 81 78 83 86 80 77 82 86 81 Dewpt 77 77 76 76 76 76 77 76 76 76 77 76 76 76 77 76 PWind dir E NE E E E E E E Wind char LT GN GN GN GN GN GN GN Avg clouds B1 SC SC B1 B2 B2 B2 SC SC B1 B2 SC SC SC SC SC PoP 12hr 50 60 60 60 60 60 50 30 Rain shwrs C C C L L L L C C L L C C C C C Tstms S S S S S S S S S $$ VIZ002-042000- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 AM AST Sat May 4 2024 Date Sat 05/04/24 Sun 05/05/24 Mon 05/06/24 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 76 88 76 87 Temp 83 87 88 85 80 78 76 77 83 87 88 85 80 78 76 77 82 86 87 84 79 Dewpt 75 75 75 75 76 76 76 75 76 76 76 76 76 76 76 76 76 76 76 76 76 RH 77 68 66 72 88 94100 94 80 70 68 75 88 94100 97 82 72 70 77 91 Wind dir SE SE SE E E E E E E E E E NE NE NE E E E E E NE Wind spd 8 1 2 3 5 6 6 8 8 10 10 9 9 9 9 9 10 5 5 5 8 Clouds B1 B1 B2 B2 B2 B1 B1 SC FW SC SC SC SC SC SC SC B2 B2 B1 B1 SC PoP 12hr 50 50 30 50 50 QPF 12hr 0.90 0.53 0.32 0.18 0.32 Rain shwrs C C C C C C C C S C C C C C C C C C C C Tstms S S S S S S S Heat index 90 96 98 93 86 91 97 99 94 86 90 96 98 92 83 Max heat 90 98 97 84 91 99 98 84 90 98 97 Flood A A A A A A A A A A A A Date Tue 05/07/24 Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 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 75 86 75 87 76 87 76 87 Temp 75 81 86 79 75 82 87 80 76 82 87 80 76 82 87 80 Dewpt 75 75 75 75 74 75 76 75 75 75 75 75 75 75 75 75 PWind dir E E E E E E E E Wind char LT LT GN GN GN GN GN GN Avg clouds B1 B1 SC B1 B2 B2 SC SC SC B1 B2 SC SC SC SC SC PoP 12hr 50 60 60 50 60 60 50 30 Rain shwrs C C C L L L C C C L L C C C C C Tstms S S S S S S S S S S $$