Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
268 FOCA52 TJSJ 300903 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 AM AST Mon Sep 30 2024 PRZ001-302000- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 AM AST Mon Sep 30 2024 Date Mon 09/30/24 Tue 10/01/24 Wed 10/02/24 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 90 80 91 80 89 Temp 86 89 90 86 83 82 81 80 86 90 91 86 83 82 81 80 85 88 89 85 83 Dewpt 77 78 78 77 77 77 77 77 77 78 78 77 77 76 75 75 75 75 75 75 76 RH 75 70 68 75 82 85 88 91 75 68 66 75 82 82 82 85 72 66 64 72 80 Wind dir E E E E E E E N E NE NE NE NE NE NE N N N N N N Wind spd 5 9 10 10 6 4 3 2 3 8 10 9 5 3 2 3 3 8 9 9 5 Clouds SC SC SC SC SC B1 B2 B2 SC B2 B1 SC SC SC SC SC SC SC SC SC CL PoP 12hr 20 50 50 30 30 QPF 12hr 0.09 0.38 0.15 0.08 0.06 Rain shwrs S S S S S C C C S C C S C C S S C C S S Heat index 97103104 97 92 89 87 86 98105105 97 92 89 86 85 93 99 99 93 91 Max heat 97 104 103 91 98 106 104 91 93 100 98 Heat Y Y Date Thu 10/03/24 Fri 10/04/24 Sat 10/05/24 Sun 10/06/24 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 81 90 80 90 80 89 80 89 Temp 82 86 90 83 81 86 90 83 81 85 89 83 81 85 89 82 Dewpt 76 77 77 77 76 77 78 77 76 77 77 77 76 77 77 76 PWind dir NE NE NE NE E NE SE E Wind char LT LT LT LT LT LT LT LT Avg clouds FW B1 B1 SC SC B1 B1 B1 B1 B1 SC SC SC SC SC SC PoP 12hr 40 30 40 40 40 30 20 30 Rain shwrs C C C C C C C C C C C S S S C C $$ PRZ002-302000- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 AM AST Mon Sep 30 2024 Date Mon 09/30/24 Tue 10/01/24 Wed 10/02/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 80 89 80 87 Temp 86 88 89 85 83 82 81 80 85 88 89 85 83 82 81 80 84 86 87 84 83 Dewpt 78 78 78 78 77 77 77 77 78 79 78 78 77 76 75 75 76 76 75 75 76 RH 77 72 70 80 82 85 88 91 80 75 70 80 82 82 82 85 77 72 68 74 80 Wind dir E E E E NE NE NE NE NE NE NE NE NE NE N N N N N N N Wind spd 8 10 8 6 5 5 4 4 5 6 8 9 6 5 4 4 6 6 10 10 9 Clouds SC SC SC B1 SC SC B2 B2 SC B2 B2 SC SC SC SC SC B1 B1 SC SC SC PoP 12hr 40 50 60 40 40 QPF 12hr 0.16 0.44 0.21 0.09 0.10 Rain shwrs C C S C C C C C C L C C C C C C C C C C C Heat index 98102102 97 91 89 87 87 97103103 96 91 88 86 85 93 96 96 92 91 Max heat 98 103 102 91 97 104 102 90 93 97 96 Date Thu 10/03/24 Fri 10/04/24 Sat 10/05/24 Sun 10/06/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 81 88 80 88 80 88 80 88 Temp 81 85 88 82 81 84 88 82 81 84 88 82 81 84 88 82 Dewpt 75 77 77 77 77 78 78 77 76 78 77 77 76 77 77 76 PWind dir N NE NE NE NE NE NE E Wind char LT GN LT LT LT LT LT LT Avg clouds B1 B1 SC SC SC B1 B1 SC B2 B1 SC SC SC SC SC B1 PoP 12hr 50 30 50 50 50 30 30 50 Rain shwrs C C C C C C C C C C C C S C C C $$ PRZ007-302000- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 AM AST Mon Sep 30 2024 Date Mon 09/30/24 Tue 10/01/24 Wed 10/02/24 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 92 79 93 78 91 Temp 87 91 92 86 83 81 80 79 87 92 93 86 83 81 79 78 85 90 91 85 82 Dewpt 72 72 74 73 74 72 71 71 71 71 73 74 73 73 72 70 71 69 70 72 72 RH 61 54 56 65 74 74 74 77 59 51 52 68 72 77 79 76 63 50 50 65 72 Wind dir E SE SE E NE NE NE NE NE SE SE E N N N N N E S SW N Wind spd 2 10 10 6 3 3 3 3 3 8 9 2 1 4 4 4 3 5 8 4 3 Clouds CL CL SC B2 SC CL CL CL CL CL OV OV SC SC CL CL CL CL B2 B2 CL PoP 12hr 50 10 70 30 50 QPF 12hr 0.63 0.01 1.57 0.03 0.75 Rain shwrs S C S L L C C C C Tstms S S Heat index 93 98102 94 89 86 83 93 99102 94 88 85 82 91 94 96 90 87 Max heat 93 102 101 88 93 102 101 87 91 96 96 Date Thu 10/03/24 Fri 10/04/24 Sat 10/05/24 Sun 10/06/24 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 79 92 79 91 80 90 Temp 79 85 91 83 80 86 92 83 80 86 91 83 81 86 90 82 Dewpt 71 72 75 74 72 73 73 74 72 72 74 73 72 71 73 77 PWind dir N E NE E N E NE E Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW SC B1 SC SC SC B1 SC SC SC B2 SC FW FW SC PoP 12hr 5 50 10 50 20 70 10 20 Rain shwrs C C S S C C S S L L S S S S Tstms S S S S S S $$ PRZ008-302000- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 AM AST Mon Sep 30 2024 Date Mon 09/30/24 Tue 10/01/24 Wed 10/02/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 77 88 78 86 Temp 83 86 87 83 80 79 78 77 83 87 88 83 81 80 79 78 82 85 86 82 80 Dewpt 75 76 76 75 74 76 76 75 75 76 76 75 74 76 75 75 74 74 74 73 72 RH 77 72 70 77 82 91 94 94 77 70 68 77 79 88 88 91 77 70 68 74 77 Wind dir E NE NE E E E E E E NE NE NE E E E E E NE NE NE NE Wind spd 10 10 8 6 9 9 8 8 8 8 11 12 12 10 9 8 10 10 11 12 11 Clouds SC CL SC SC SC SC SC SC FW CL SC SC FW FW SC SC FW FW SC SC CL PoP 12hr 10 20 10 5 10 QPF 12hr 0.03 0.05 0.02 0.02 0.02 Rain shwrs S S S S S S S S S S S S S Heat index 90 96 98 89 84 91 97 99 90 86 84 88 93 94 87 84 Max heat 90 98 96 84 91 99 97 85 88 94 93 Heat Y Y Date Thu 10/03/24 Fri 10/04/24 Sat 10/05/24 Sun 10/06/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 78 87 78 87 78 87 78 86 Temp 79 83 87 81 79 83 87 81 79 83 87 81 79 82 86 80 Dewpt 74 74 76 75 76 75 76 74 76 75 76 74 76 75 76 74 PWind dir NE NE E NE E NE E NE Wind char GN GN GN GN LT GN LT LT Avg clouds FW SC SC SC SC SC SC SC SC SC SC SC CL CL FW FW PoP 12hr 20 30 30 20 20 20 0 10 Rain shwrs S S C C C C S S S S S S S $$ PRZ010-302000- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 AM AST Mon Sep 30 2024 Date Mon 09/30/24 Tue 10/01/24 Wed 10/02/24 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 91 76 92 76 90 Temp 84 90 91 85 81 79 77 76 85 91 92 84 81 79 77 76 84 89 90 83 80 Dewpt 77 79 80 78 77 76 76 75 78 79 79 78 77 76 75 75 77 77 78 76 75 RH 80 70 70 80 88 91 97 97 80 68 66 82 88 91 94 97 80 68 68 80 85 Wind dir E E SW NE NE NE NE NE E E NW NE NE NE E NE NE NE N N NE Wind spd 4 3 4 3 1 3 4 5 4 1 6 10 10 6 6 6 8 6 11 13 11 Clouds CL CL B2 B2 B2 CL CL CL CL CL B2 SC CL CL CL CL CL CL SC SC CL PoP 12hr 60 50 50 0 20 QPF 12hr 0.99 0.16 0.14 0 0.03 Rain shwrs L L C C C S S Tstms S S S Heat index 94106108 96 87 97108109 95 88 94102104 91 85 Max heat 94 109 106 85 97 110 107 86 94 104 101 Heat Y Y Date Thu 10/03/24 Fri 10/04/24 Sat 10/05/24 Sun 10/06/24 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 91 76 91 77 90 77 90 Temp 77 84 91 81 77 84 91 81 78 84 90 81 78 84 90 81 Dewpt 74 77 79 77 75 78 80 77 76 77 79 77 75 78 79 76 PWind dir NE NE E NE NE N E SE Wind char GN GN GN LT LT GN LT LT Avg clouds FW FW SC SC SC SC SC B1 SC SC SC SC CL CL FW SC PoP 12hr 5 30 10 50 20 40 0 20 Rain shwrs S S C C S S C C S S C C S S Tstms S S $$ VIZ001-302000- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 AM AST Mon Sep 30 2024 Date Mon 09/30/24 Tue 10/01/24 Wed 10/02/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 82 89 82 86 Temp 85 87 88 85 84 83 82 82 86 88 89 86 84 83 82 82 84 86 86 84 83 Dewpt 77 78 78 78 77 77 78 77 78 77 77 77 76 75 75 75 75 74 75 76 76 RH 77 75 72 80 80 82 88 85 77 70 68 75 77 77 79 79 74 68 70 77 80 Wind dir E E E E NE NE E NE NE NE NE NE NE NE NE N N N N N NE Wind spd 12 12 9 9 9 11 9 9 10 10 11 10 10 10 8 8 8 5 5 10 12 Clouds SC SC SC SC SC SC B1 SC B2 B2 SC SC SC SC SC SC B2 B2 SC SC SC PoP 12hr 30 60 60 50 50 QPF 12hr 0.15 0.24 0.16 0.06 0.08 Rain shwrs C C S C C C C C L L S S C C S S C C S S S Heat index 96100101 97 93 92 92 90 98101102 96 93 91 89 89 92 94 95 92 91 Max heat 96 101 101 93 98 102 101 92 92 95 95 Date Thu 10/03/24 Fri 10/04/24 Sat 10/05/24 Sun 10/06/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 82 88 82 88 82 87 82 88 Temp 82 85 88 84 82 85 88 84 82 85 87 84 82 85 88 84 Dewpt 76 77 77 77 77 77 77 77 77 77 77 76 76 76 76 76 PWind dir NE NE NE NE NE NE NE SE Wind char GN GN GN GN LT LT LT LT Avg clouds SC B2 B1 SC SC B1 B1 SC SC B1 B1 SC SC SC SC B1 PoP 12hr 50 50 50 50 40 40 30 50 Rain shwrs C C C C C C C C C C C S S C C C $$ VIZ002-302000- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 AM AST Mon Sep 30 2024 Date Mon 09/30/24 Tue 10/01/24 Wed 10/02/24 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 81 90 80 88 Temp 85 88 89 86 83 82 82 81 86 89 90 85 83 82 81 80 84 87 88 85 83 Dewpt 78 78 78 77 77 77 77 77 78 77 77 76 77 76 76 75 76 75 75 75 76 RH 80 72 70 75 82 85 85 88 77 68 66 75 82 82 85 85 77 68 66 72 80 Wind dir E E E E E E NE NE E E NE NE NE NE NE NE N N N N N Wind spd 11 11 9 8 6 6 6 6 8 8 8 9 9 9 8 6 6 8 8 9 10 Clouds SC SC SC SC SC SC SC SC SC B1 SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 30 30 40 30 30 QPF 12hr 0.09 0.13 0.15 0.08 0.07 Rain shwrs C C S S S C C S S C C C C C C C S S C C C Heat index 97102102 97 93 91 89 88 98102103 95 92 89 87 85 93 97 98 93 91 Max heat 97 103 102 92 98 103 102 90 93 98 97 Heat Y Y Date Thu 10/03/24 Fri 10/04/24 Sat 10/05/24 Sun 10/06/24 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 81 89 80 89 81 89 80 88 Temp 81 85 89 83 81 85 89 83 82 85 89 83 81 84 88 82 Dewpt 76 77 77 77 76 78 77 77 77 77 77 76 76 77 77 76 PWind dir NE NE NE NE NE NE E SE Wind char GN GN GN GN LT LT LT LT Avg clouds B1 B1 SC SC SC SC SC SC SC SC SC SC B1 B1 SC SC PoP 12hr 50 20 20 20 30 40 40 30 Rain shwrs C C S S S S S S S C C C C C S C $$