Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
591 FOCA52 TJSJ 080903 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 AM AST Mon Jul 8 2024 PRZ001-082000- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 AM AST Mon Jul 8 2024 Date Mon 07/08/24 Tue 07/09/24 Wed 07/10/24 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 91 80 91 80 89 Temp 87 90 91 88 84 82 80 81 87 90 91 88 84 82 80 81 85 88 89 87 83 Dewpt 76 78 78 77 77 78 77 77 77 78 78 77 77 78 77 77 77 77 77 77 77 RH 70 68 66 70 80 88 91 88 72 68 66 70 80 88 91 88 77 70 68 72 82 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 11 13 14 12 10 9 9 9 9 13 14 12 10 8 6 5 8 12 13 13 9 Clouds SC SC B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 60 60 60 60 50 QPF 12hr 0.44 0.60 0.28 0.35 0.27 Rain shwrs C C C L L C L L L C C C C C L L C C C C C Tstms S S S S S S S S S S S S S S S S Heat index 97105106101 93 91 87 89 98105106101 93 91 87 89 96101102 98 92 Max heat 97 106 104 92 98 106 105 92 96 102 101 Heat Y Y Date Thu 07/11/24 Fri 07/12/24 Sat 07/13/24 Sun 07/14/24 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 80 89 79 90 79 90 80 88 Temp 80 85 89 82 79 86 90 83 79 86 90 83 80 85 88 83 Dewpt 76 76 77 77 77 77 78 77 76 77 78 77 77 78 78 78 PWind dir E E E E E E E E Wind char GN GN GN GN GN GN GN GN Avg clouds B2 B2 B1 SC SC B1 B1 SC SC B1 B1 SC B2 B2 B2 B2 PoP 12hr 50 50 40 40 50 50 50 50 Rain shwrs C C C C C C C C C C C C C C C C Tstms S S S S $$ PRZ002-082000- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 AM AST Mon Jul 8 2024 Date Mon 07/08/24 Tue 07/09/24 Wed 07/10/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 92 81 90 81 90 Temp 88 91 92 89 85 83 81 82 86 89 90 88 84 83 81 82 86 89 90 88 85 Dewpt 77 78 78 77 77 78 78 77 78 79 79 78 78 77 77 77 77 77 78 77 77 RH 70 66 64 68 77 85 91 85 77 73 70 72 82 82 88 85 75 68 68 70 77 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 13 16 14 13 11 10 11 10 12 12 11 9 9 9 9 8 9 11 10 12 9 Clouds SC SC B2 OV B2 B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 70 60 60 60 60 QPF 12hr 0.92 0.60 0.32 0.40 0.39 Rain shwrs C C L L L C L L L C C C C C L L L L C C L Tstms S S S S S S S S S S S S S S S S S Heat index 100106107102 95 93 90 90 99105106101 95 91 89 90 98102105100 95 Max heat 100 107 107 94 99 106 105 94 98 105 104 Heat Y Y Date Thu 07/11/24 Fri 07/12/24 Sat 07/13/24 Sun 07/14/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 82 89 81 90 81 90 81 89 Temp 82 86 89 84 81 86 90 84 81 86 90 84 81 86 89 84 Dewpt 77 77 78 77 77 78 79 77 77 77 79 78 78 78 78 78 PWind dir E E E E E E E E Wind char GN GN GN BZ GN GN GN GN Avg clouds B2 B2 B1 SC SC B1 B1 B1 SC B1 B2 B2 B2 B2 B2 B1 PoP 12hr 60 50 40 40 50 60 50 50 Rain shwrs L L C C C C C C C C L L C C C C Tstms S S S S S S $$ PRZ007-082000- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 AM AST Mon Jul 8 2024 Date Mon 07/08/24 Tue 07/09/24 Wed 07/10/24 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 92 76 91 76 91 Temp 85 91 92 88 81 79 77 78 85 90 91 87 81 79 77 78 85 90 91 87 80 Dewpt 73 75 76 75 75 73 74 74 76 76 77 76 76 74 73 73 75 75 76 76 75 RH 67 60 60 66 82 82 90 88 75 64 64 70 85 85 87 85 72 62 62 70 85 Wind dir E E E E E E E NE E E SE E E E NE NE E E E E E Wind spd 6 16 18 8 5 4 6 6 8 13 12 10 8 5 4 4 4 13 14 4 4 Wind gust 26 31 24 Clouds CL CL B1 B1 SC B1 B2 B2 SC SC SC SC SC SC B1 B1 SC SC B2 B2 CL PoP 12hr 40 60 30 40 50 QPF 12hr 0.19 0.39 0.06 0.14 0.18 Rain shwrs C C C C L C S S S S C C C C C C C C Tstms S S S S Obvis H H H H Heat index 92101105 98 88 94102105 98 88 94100103 98 86 Max heat 92 105 104 86 94 105 103 86 94 103 102 Heat Y Y Date Thu 07/11/24 Fri 07/12/24 Sat 07/13/24 Sun 07/14/24 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 75 89 75 91 76 91 76 90 Temp 76 83 89 80 76 85 91 81 77 85 91 81 77 84 90 81 Dewpt 73 74 76 74 74 75 76 74 73 74 76 75 73 75 77 75 PWind dir NE E E E E E E E Wind char LT GN GN GN LT GN LT GN Avg clouds CL FW SC SC FW FW FW FW CL CL FW FW FW FW FW FW PoP 12hr 10 20 5 5 0 10 0 10 Rain shwrs S S S S S S S $$ PRZ008-082000- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 AM AST Mon Jul 8 2024 Date Mon 07/08/24 Tue 07/09/24 Wed 07/10/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 77 88 77 88 Temp 84 88 89 86 81 79 77 78 84 87 88 85 81 79 77 78 84 87 88 85 81 Dewpt 75 75 76 75 75 77 77 77 76 76 77 76 76 77 77 77 75 76 76 75 75 RH 74 66 66 70 82 94100 97 77 70 70 75 85 94100 97 74 70 68 72 82 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 16 16 21 18 10 14 10 8 6 6 9 9 13 8 6 9 10 9 11 14 8 Clouds SC CL SC B2 B2 CL CL SC CL CL OV OV SC SC CL CL CL CL B1 B1 SC PoP 12hr 60 50 80 20 40 QPF 12hr 0.27 0.05 1.51 0.01 0.10 Rain shwrs S S L C S D D S S C C S Tstms S S S S Obvis H H H H H H H H H H H Heat index 92 98100 95 87 83 92 98100 95 87 91 98 99 94 86 Max heat 92 100 101 86 92 100 99 86 91 99 98 Heat Y Y Date Thu 07/11/24 Fri 07/12/24 Sat 07/13/24 Sun 07/14/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 87 76 88 76 88 77 88 Temp 77 83 87 80 76 83 88 80 76 83 88 81 77 84 88 81 Dewpt 77 75 76 75 76 75 77 76 76 75 76 76 77 76 78 76 PWind dir E E E E E E E E Wind char GN GN GN BZ BZ BZ GN GN Avg clouds SC SC SC SC SC SC SC SC CL CL SC B1 FW FW SC SC PoP 12hr 20 30 5 30 0 60 10 10 Rain shwrs S S C C S S C C L L S S S Tstms S S $$ PRZ010-082000- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 AM AST Mon Jul 8 2024 Date Mon 07/08/24 Tue 07/09/24 Wed 07/10/24 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 75 91 75 92 Temp 82 86 87 84 79 77 75 77 85 90 91 87 80 78 76 77 85 91 92 88 81 Dewpt 77 78 79 78 77 77 75 75 78 80 80 79 78 78 76 75 78 80 80 79 77 RH 85 77 77 82 94100100 94 80 73 70 77 94100100 94 80 70 68 75 88 Wind dir E E S E NE E E NE E E NE NE E E E E E E E E E Wind spd 6 2 3 3 5 8 3 3 3 2 4 5 2 6 4 4 3 3 2 9 6 Clouds CL CL B2 OV SC SC CL SC CL CL OV OV SC SC SC SC SC SC OV OV CL PoP 12hr 80 30 70 20 80 QPF 12hr 1.38 0.03 0.51 0.03 1.21 Rain shwrs L D C S S L L S S S S S S D D Tstms S S S S S S Obvis H H H H H H H H H H H Heat index 90 98101 95 83 96107109101 88 97109111103 89 Max heat 90 101 102 96 111 107 85 97 111 109 Heat Y Y Date Thu 07/11/24 Fri 07/12/24 Sat 07/13/24 Sun 07/14/24 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 90 74 91 75 91 75 91 Temp 77 84 90 79 75 84 91 80 76 85 91 80 76 85 91 80 Dewpt 76 78 79 77 75 78 80 78 76 77 80 78 76 79 80 78 PWind dir E E E E E E E E Wind char LT LT LT LT LT LT LT LT Avg clouds CL CL SC B1 FW FW SC SC CL CL SC B1 CL CL SC B1 PoP 12hr 0 60 0 50 0 60 0 60 Rain shwrs L L C C L L L L Tstms S S S S S S $$ VIZ001-082000- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 AM AST Mon Jul 8 2024 Date Mon 07/08/24 Tue 07/09/24 Wed 07/10/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 82 90 81 91 Temp 86 89 90 88 85 83 82 83 87 89 90 88 84 83 81 82 87 90 91 88 84 Dewpt 78 78 78 79 79 79 79 79 79 79 78 78 78 79 78 77 77 77 77 77 77 RH 77 70 68 75 82 88 91 88 77 73 68 72 82 88 91 85 72 66 64 70 80 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 19 20 19 18 17 16 17 16 16 14 13 13 13 16 14 13 14 13 12 13 14 Clouds SC B1 B2 B2 B2 B2 SC SC SC SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 60 50 50 50 60 QPF 12hr 0.46 0.23 0.20 0.30 0.45 Rain shwrs C C L C C C C S S C C C C C C C C C L L L Tstms S S S S S S S S S S S S S Obvis H H Heat index 99104105103 97 95 93 94101105105101 95 93 90 91 99103105101 93 Max heat 99 105 106 95 101 106 104 94 99 105 104 Heat Y Y Date Thu 07/11/24 Fri 07/12/24 Sat 07/13/24 Sun 07/14/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 80 90 81 90 81 91 81 90 Temp 80 86 90 84 81 86 90 84 81 87 91 84 81 86 90 84 Dewpt 78 77 77 78 79 78 78 79 78 78 79 79 79 79 79 79 PWind dir E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ GN Avg clouds B2 B1 SC SC FW FW FW FW CL FW SC B1 SC B1 B1 SC PoP 12hr 60 40 5 5 20 40 40 40 Rain shwrs L L C C S S S C C C C C C Tstms S S S S S S S S $$ VIZ002-082000- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 AM AST Mon Jul 8 2024 Date Mon 07/08/24 Tue 07/09/24 Wed 07/10/24 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 91 81 91 79 91 Temp 87 90 91 89 84 83 81 82 87 90 91 88 83 81 79 81 86 90 91 88 83 Dewpt 78 79 78 79 78 79 78 78 79 79 79 78 78 78 77 77 78 78 78 77 77 RH 75 70 66 73 82 88 91 88 77 70 68 72 85 91 94 88 77 68 66 70 82 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 18 20 18 14 12 12 12 13 16 14 13 11 11 12 12 12 13 14 13 12 12 Clouds B1 B2 B2 B2 B2 B1 B2 B1 SC SC SC SC B1 B1 B1 B1 B2 B2 B2 B2 B2 PoP 12hr 60 50 40 50 60 QPF 12hr 0.55 0.33 0.10 0.21 0.42 Rain shwrs C L L C C C C C S C S S C C C C C C L L C Tstms S S S S S S S S S S Obvis H H H Heat index 99106106104 96 94 90 92101106108102 93 89 84 88 99105106100 92 Max heat 99 108 107 94 101 108 106 92 99 106 105 Heat Y Y Date Thu 07/11/24 Fri 07/12/24 Sat 07/13/24 Sun 07/14/24 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 91 80 91 80 91 80 90 Temp 79 86 91 84 80 87 91 84 80 87 91 84 80 86 90 83 Dewpt 76 77 78 77 77 78 78 77 77 78 79 78 78 79 79 78 PWind dir E E E E E E E E Wind char GN BZ BZ BZ BZ BZ BZ GN Avg clouds B2 B1 SC SC FW FW SC SC FW SC B1 B1 SC SC B1 B1 PoP 12hr 50 40 10 10 30 40 40 40 Rain shwrs C C C C S S S C C C S C C C Tstms S S S S S S S S $$