Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
550 FOCA52 TJSJ 050903 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 AM AST Sun May 5 2024 PRZ001-052000- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 AM AST Sun May 5 2024 Date Sun 05/05/24 Mon 05/06/24 Tue 05/07/24 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 78 87 77 86 Temp 83 87 88 85 81 80 78 79 83 86 87 84 80 79 77 78 82 85 86 83 80 Dewpt 75 76 77 77 76 76 76 75 76 76 77 76 75 75 75 75 75 76 76 75 75 RH 77 70 70 77 85 88 94 88 80 72 72 77 85 88 94 91 79 75 72 77 85 Wind dir E E E E E E E E E E E E E NE E E E E E E E Wind spd 4 9 12 9 6 6 6 6 6 10 10 8 10 8 9 8 9 11 11 9 8 Clouds B2 B1 SC B2 B2 B2 B2 B2 OV OV OV OV B2 B2 OV OV OV OV B2 B2 B2 PoP 12hr 60 70 70 80 70 QPF 12hr 1.19 0.71 0.84 0.57 0.84 Rain shwrs C C C C L L C L L L L L L L D D L L L L C Tstms S S S S S S S S S S S S S S S S Heat index 91 97100 96 88 84 83 92 96 99 93 86 89 95 96 91 85 Max heat 91 100 100 87 92 99 98 84 89 96 95 Flood A A A A Date Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 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 86 77 87 77 88 77 88 Temp 77 82 86 80 77 83 87 80 77 83 88 81 77 83 88 80 Dewpt 74 75 76 75 74 75 76 75 74 75 76 75 75 76 77 76 PWind dir E E E E E E E SE Wind char LT LT LT GN LT GN LT GN Avg clouds B2 B2 SC SC SC SC SC SC SC SC SC SC SC SC SC FW PoP 12hr 70 50 50 50 40 20 20 20 Rain shwrs L L C C C C C C C C S S S S S S Tstms S S S S S S S $$ PRZ002-052000- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 AM AST Sun May 5 2024 Date Sun 05/05/24 Mon 05/06/24 Tue 05/07/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 78 87 77 87 Temp 84 88 89 86 82 80 78 79 83 86 87 84 80 79 77 78 83 86 87 84 80 Dewpt 77 77 77 77 77 77 76 75 77 77 77 77 76 76 76 75 76 76 76 76 76 RH 80 70 68 75 85 91 94 88 82 75 72 80 88 91 97 91 80 72 70 77 88 Wind dir E E E E E NE NE NE NE E NE NE NE NE NE E E E E E NE Wind spd 4 8 8 6 6 6 8 6 9 10 10 6 8 8 5 9 10 9 8 6 8 Clouds B2 B1 SC SC B2 B2 B2 B2 OV OV B2 B2 B2 B2 OV OV OV OV B2 B2 B2 PoP 12hr 60 70 70 80 70 QPF 12hr 0.40 0.71 0.64 0.57 0.84 Rain shwrs C C S S L L C L L L C C L L D D L L L L C Tstms S S S S S S S S S S S S S S S Heat index 93100102 97 90 85 83 93 97 99 94 86 91 96 98 93 86 Max heat 93 102 101 88 93 99 98 85 91 98 97 Flood A A A A Date Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 88 77 88 78 89 77 87 Temp 77 83 88 81 77 83 88 81 78 84 89 81 77 83 87 80 Dewpt 75 76 76 76 75 76 77 76 76 76 77 76 76 76 77 76 PWind dir E E E E E E E SE Wind char LT LT LT GN LT LT LT LT Avg clouds B2 B2 B2 B2 SC B1 B2 SC SC SC SC SC SC SC SC SC PoP 12hr 60 60 60 60 50 30 30 20 Rain shwrs L L L L C L L C C C C C C C S S Tstms S S S S S S S S $$ PRZ007-052000- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 AM AST Sun May 5 2024 Date Sun 05/05/24 Mon 05/06/24 Tue 05/07/24 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 79 86 78 86 Temp 84 87 88 85 82 80 79 80 83 85 86 84 81 79 78 79 83 85 86 84 81 Dewpt 69 71 72 72 72 72 70 70 70 71 73 73 73 72 71 70 71 71 73 72 72 RH 61 59 59 65 72 77 74 72 65 63 65 70 77 79 79 74 67 63 65 67 74 Wind dir E SE SE SE E NE NE NE E SE E E NE NE NE NE NE E E E NE Wind spd 3 8 10 6 3 3 2 2 2 12 12 8 4 2 4 5 5 11 10 6 3 Clouds FW SC FW FW CL CL CL CL CL SC SC SC SC SC FW FW SC SC SC SC CL PoP 12hr 20 0 30 10 30 QPF 12hr 0.02 0 0.18 0.03 0.15 Rain shwrs S S C C S S S S C C Heat index 88 93 95 92 87 84 82 83 87 91 93 90 85 83 87 90 93 89 85 Max heat 88 95 94 86 87 93 93 84 87 93 93 Flood A A A A Date Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 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 87 79 87 80 87 80 86 Temp 78 83 87 82 79 84 87 82 80 84 87 82 80 84 86 81 Dewpt 71 71 72 72 70 71 73 73 71 71 73 73 72 72 72 71 PWind dir NE E NE E E E E SE Wind char LT LT LT LT LT LT LT LT Avg clouds CL FW B1 B1 SC SC FW SC FW FW FW SC CL FW FW FW PoP 12hr 40 60 20 20 10 40 10 20 Rain shwrs C L L S S S S S S C C S S S Tstms S S S $$ PRZ008-052000- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 AM AST Sun May 5 2024 Date Sun 05/05/24 Mon 05/06/24 Tue 05/07/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 76 84 75 84 Temp 80 83 84 82 79 77 76 77 81 83 84 81 78 76 75 76 80 83 84 81 78 Dewpt 73 74 75 74 74 75 75 75 74 74 75 74 74 75 75 74 73 74 74 74 74 RH 79 74 74 77 85 94 97 94 79 74 74 79 88 97100 94 79 74 72 79 88 Wind dir E NE NE E E E E E E E NE E E E E E E E NE NE E Wind spd 8 6 10 9 10 12 11 11 12 11 9 9 12 11 17 17 14 10 9 11 11 Clouds CL FW SC OV B2 B2 SC SC SC SC B2 B2 SC SC B2 B2 B2 B2 B2 B2 B2 PoP 12hr 70 60 50 50 60 QPF 12hr 1.33 0.48 0.37 0.35 0.79 Rain shwrs C L L C S C S S C C C C C C C C L L C Tstms S S S S S S S S S S S S Heat index 85 90 92 88 86 90 92 87 85 90 91 87 Max heat 85 92 91 86 92 91 85 91 91 Flood A A A A Date Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 75 84 76 83 77 83 77 83 Temp 75 80 84 79 76 80 83 79 77 81 83 79 77 81 83 78 Dewpt 74 73 74 74 75 73 75 74 75 73 75 75 75 73 75 75 PWind dir E NE E E E E E E Wind char LT GN GN GN GN LT LT LT Avg clouds B2 B1 SC SC FW FW FW FW CL CL FW SC CL FW SC SC PoP 12hr 50 30 5 10 0 40 10 30 Rain shwrs C C C C S S S S C C S C C Tstms S S $$ PRZ010-052000- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 AM AST Sun May 5 2024 Date Sun 05/05/24 Mon 05/06/24 Tue 05/07/24 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 78 88 77 88 Temp 83 87 88 85 81 80 78 79 84 87 88 85 81 79 77 78 83 87 88 85 81 Dewpt 76 78 80 78 77 76 75 74 76 79 79 78 76 75 75 74 76 78 79 78 76 RH 80 75 77 80 88 88 91 85 77 77 75 80 85 88 94 88 80 75 75 80 85 Wind dir E SW W NE NE NE NE NE E E S NE NE NE E E E E NE NE E Wind spd 4 3 5 4 6 8 5 4 5 3 4 1 5 5 13 10 4 3 4 2 5 Clouds CL CL SC OV SC SC CL CL CL FW OV OV B1 B1 FW FW B1 B1 OV OV B2 PoP 12hr 70 20 80 40 70 QPF 12hr 0.80 0.04 1.16 0.16 0.86 Rain shwrs S L S S D D C C C C L L C Tstms S S S S S S S S Heat index 92100105 97 89 84 83 93101103 97 87 92100103 97 87 Max heat 92 105 104 88 93 103 102 85 92 103 102 Flood A A A A Date Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 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 78 87 79 87 78 87 Temp 77 83 88 81 78 83 87 82 79 84 87 81 78 83 87 81 Dewpt 74 76 79 76 74 76 80 77 75 76 79 77 75 76 80 77 PWind dir E NE E E E E E SE Wind char LT LT LT LT LT LT LT LT Avg clouds SC FW B1 B1 CL CL FW SC CL CL FW SC CL CL FW SC PoP 12hr 50 80 0 50 0 40 5 30 Rain shwrs C S D D C C C C C C Tstms S S S $$ VIZ001-052000- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 AM AST Sun May 5 2024 Date Sun 05/05/24 Mon 05/06/24 Tue 05/07/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 79 87 78 86 Temp 83 86 87 85 82 80 79 80 84 86 87 84 81 79 78 79 83 85 86 84 81 Dewpt 77 77 77 77 78 77 77 77 77 77 77 77 77 77 77 76 77 76 76 76 76 RH 82 75 72 77 88 91 94 91 80 75 72 80 88 94 97 91 82 75 72 77 85 Wind dir E E E E E NE NE E E E E NE NE NE E E E E E E E Wind spd 9 9 9 10 10 12 12 12 11 11 11 11 13 13 11 13 17 13 10 10 11 Clouds SC SC SC SC SC CL SC SC SC B1 B1 B1 B2 B2 B2 B2 OV OV B2 B2 B2 PoP 12hr 10 30 60 70 70 QPF 12hr 0.04 0.16 0.46 0.49 0.74 Rain shwrs S S S S S C C C C C C L L L L L L C C C Tstms S S S S S S S S S S S S Heat index 93 97 99 95 91 87 84 86 93 97 99 95 88 84 91 95 96 92 87 Max heat 93 99 98 90 93 99 98 87 91 96 96 Flood A A A A Date Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 78 88 79 87 79 88 78 86 Temp 78 84 88 82 79 84 87 82 79 84 88 81 78 83 86 81 Dewpt 76 76 76 76 76 77 77 76 76 77 77 77 77 77 78 77 PWind dir E E E E E E E SE Wind char GN GN GN GN GN GN GN GN Avg clouds B1 B1 B2 SC SC B1 B2 SC SC SC SC SC SC SC FW FW PoP 12hr 60 60 60 60 40 30 30 20 Rain shwrs C L L C C L L C C C C C C C S S Tstms S S S S S S S $$ VIZ002-052000- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 AM AST Sun May 5 2024 Date Sun 05/05/24 Mon 05/06/24 Tue 05/07/24 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 88 76 87 Temp 84 88 89 86 81 79 77 78 83 87 88 85 80 78 76 77 82 86 87 84 80 Dewpt 77 77 77 76 76 76 76 76 76 76 76 76 76 76 76 75 76 76 76 75 75 RH 80 70 68 72 85 91 97 94 80 70 68 75 88 94100 94 82 72 70 74 85 Wind dir E E E E E E NE E E E E E NE NE E E E E E E E Wind spd 8 8 9 8 8 9 10 10 11 11 10 11 11 9 9 5 13 13 10 10 11 Clouds SC FW SC SC SC B1 B1 B2 B2 B2 B1 B1 SC SC B1 B1 OV OV B2 B2 B2 PoP 12hr 30 50 50 70 70 QPF 12hr 0.07 0.32 0.46 0.33 0.74 Rain shwrs C S S S C C C C C C C C C C C L L C C C Tstms S S S S S S S S S S Heat index 93100102 95 88 92 97 99 94 86 90 96 98 92 86 Max heat 93 102 101 86 92 99 98 84 90 98 97 Flood A A A A Date Wed 05/08/24 Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 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 89 77 89 77 88 Temp 77 83 88 81 77 84 89 81 77 84 89 81 77 83 88 80 Dewpt 75 75 75 75 75 75 76 75 75 75 76 76 75 76 76 76 PWind dir E E E E E E E SE Wind char GN LT GN GN GN GN GN GN Avg clouds B1 B1 SC SC SC B1 B2 SC SC SC SC SC SC SC SC FW PoP 12hr 50 50 60 60 50 30 20 20 Rain shwrs C C C C C L L C C C C C S S S S Tstms S S S S S S S S $$