Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
828 FOCA52 TJSJ 242103 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 PM AST Mon Jun 24 2024 PRZ001-250800- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 PM AST Mon Jun 24 2024 Date 06/24/24 Tue 06/25/24 Wed 06/26/24 Thu AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 81 92 81 91 80 Temp 85 83 81 83 88 91 92 89 85 83 81 83 87 90 91 88 84 82 80 82 86 Dewpt 77 78 78 77 78 78 78 77 78 78 78 77 78 77 78 77 77 77 77 76 77 RH 77 85 91 82 72 66 64 68 80 85 91 82 75 66 66 70 80 85 91 82 75 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 10 11 11 10 12 18 19 14 12 11 10 10 10 14 16 13 9 9 8 6 6 Clouds B2 B2 SC SC SC SC SC SC SC SC B1 B1 SC SC SC SC SC SC SC SC FW PoP 12hr 60 30 40 30 30 QPF 12hr 0.18 0.07 0.14 0.03 0.05 Rain shwrs L C C S S S S S C C C C S S S S C C C C S Tstms S S Obvis H H H H H H H H H H Heat index 95 92 90 91101105107102 96 92 90 91100103105101 94 90 87 89 97 Max heat 101 94 101 107 106 95 100 105 104 92 97 Excess Heat A A A Date 06/27 Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 Mon 07/01/24 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 80 90 80 90 80 90 81 91 Temp 90 84 80 86 90 84 80 86 90 84 80 86 90 84 81 87 91 86 Dewpt 77 76 76 76 77 76 76 76 77 77 76 77 77 77 77 77 78 75 PWind dir E E E E E E E E E Wind char GN GN GN GN GN GN GN GN GN Avg clouds SC SC SC SC B1 B1 SC SC SC SC SC SC SC SC B1 B1 SC SC PoP 12hr 30 30 50 10 30 30 30 30 20 Rain shwrs C C S C C C S S C C C C S C C C S S Tstms S S $$ PRZ002-250800- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 PM AST Mon Jun 24 2024 Date 06/24/24 Tue 06/25/24 Wed 06/26/24 Thu AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 82 90 83 89 81 Temp 84 83 82 83 87 89 90 88 85 84 83 84 87 88 89 87 84 82 81 82 86 Dewpt 78 78 78 78 79 79 79 79 79 78 78 78 79 79 78 78 78 77 77 77 78 RH 82 85 88 85 77 73 70 75 82 82 85 82 77 75 70 75 82 85 88 85 77 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 13 16 14 13 14 16 14 14 13 12 13 12 12 13 14 11 10 10 11 10 9 Clouds OV OV B1 SC SC SC SC SC B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC PoP 12hr 70 40 40 30 30 QPF 12hr 0.25 0.12 0.17 0.10 0.06 Rain shwrs L L C C S S S S C C C C C C C C C C C C S Tstms S S Obvis H H H H H Heat index 96 93 92 93100104106103 98 95 93 94100103103100 94 91 89 90 98 Max heat 101 95 100 106 106 97 100 104 103 93 98 Excess Heat A A A Date 06/27 Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 Mon 07/01/24 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 80 88 81 89 82 89 82 89 Temp 89 83 80 85 88 83 81 86 89 84 82 86 89 84 82 86 89 84 Dewpt 78 77 76 77 77 76 77 78 77 77 77 77 78 78 77 78 79 75 PWind dir E E E E E E E E E Wind char GN GN GN GN GN GN BZ GN BZ Avg clouds SC B1 B2 B2 B2 B1 SC SC SC SC SC SC B1 B2 B1 B1 SC SC PoP 12hr 60 60 50 30 50 40 50 50 30 Rain shwrs C L L L C C C C C C C C C C C C C C Tstms S S S S S $$ PRZ007-250800- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 PM AST Mon Jun 24 2024 Date 06/24/24 Tue 06/25/24 Wed 06/26/24 Thu AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 77 92 77 90 76 Temp 82 79 77 79 86 90 92 88 82 79 77 79 85 89 90 87 81 78 76 78 84 Dewpt 74 74 74 74 74 72 73 73 74 73 73 73 74 72 72 73 73 73 73 73 72 RH 77 85 90 85 68 56 54 61 77 82 87 82 70 57 56 63 77 85 90 85 67 Wind dir E E E E E E E E E E E E E SE SE SE E E E E E Wind spd 10 10 10 9 10 14 16 14 9 9 8 6 11 14 13 13 9 6 6 5 9 Wind gust 26 26 25 25 24 Clouds B1 SC SC CL SC SC CL CL SC SC SC SC FW FW FW FW SC SC SC SC CL PoP 12hr 40 10 20 10 10 QPF 12hr 0.10 0.02 0.05 0.01 0.01 Rain shwrs C C S S S S S S S S S S S Tstms Obvis H H H H H H H H H H H H H H H H H H H Heat index 87 83 83 94 98101 96 88 83 92 96 98 94 86 90 Max heat 95 86 94 101 100 87 92 98 97 84 90 Excess Heat A A A Date 06/27 Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 Mon 07/01/24 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 75 89 75 90 76 91 77 91 Temp 90 80 75 83 89 80 75 84 90 81 76 85 91 82 78 85 91 84 Dewpt 73 74 72 73 73 72 71 71 72 72 72 71 73 73 73 73 73 70 PWind dir SE E E E E E E E E Wind char GN LT GN LT GN LT GN LT GN Avg clouds FW FW FW FW SC SC CL FW FW FW CL FW SC SC SC SC SC SC PoP 12hr 5 5 20 0 20 10 30 30 20 Rain shwrs S S S S S S S S C C C C S S $$ PRZ008-250800- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 PM AST Mon Jun 24 2024 Date 06/24/24 Tue 06/25/24 Wed 06/26/24 Thu AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 77 88 79 88 77 Temp 80 78 77 79 84 87 88 86 82 80 79 80 84 87 88 85 81 79 77 79 83 Dewpt 77 78 77 76 76 77 78 76 77 77 77 77 76 77 77 77 77 77 76 76 75 RH 91100100 91 77 72 72 72 85 91 94 91 77 72 70 77 88 94 97 91 77 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 5 9 6 4 9 11 18 16 8 14 12 10 10 8 17 12 6 10 8 8 6 Clouds SC SC SC FW CL CL SC SC CL CL CL CL CL CL B2 B2 CL CL CL CL CL PoP 12hr 30 20 0 50 0 QPF 12hr 0.08 0.21 0 0.25 0 Rain shwrs C C S S S C C Tstms Obvis H H H H H H H H H H H H H H H H H Heat index 86 92 98101 96 90 88 84 87 93 98101 96 88 90 Max heat 92 85 92 101 100 89 93 101 100 87 90 Excess Heat A A A Date 06/27 Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 Mon 07/01/24 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 78 87 77 87 77 87 78 87 Temp 87 81 78 83 87 81 77 83 87 81 77 83 87 81 78 83 87 82 Dewpt 77 76 76 75 76 75 76 75 76 76 76 75 76 76 76 75 77 74 PWind dir E E E E E E E E E Wind char GN GN GN GN GN GN BZ GN BZ Avg clouds SC B2 B1 SC SC B1 SC FW SC B2 SC SC SC B2 SC SC SC SC PoP 12hr 70 30 60 5 60 30 60 30 30 Rain shwrs L L C C L L S S L L C C L L C C S C Tstms S S S S S S S S $$ PRZ010-250800- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 PM AST Mon Jun 24 2024 Date 06/24/24 Tue 06/25/24 Wed 06/26/24 Thu AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 76 92 77 91 76 Temp 81 78 76 78 86 90 92 88 82 79 77 79 85 89 91 87 81 78 76 78 84 Dewpt 78 78 76 75 78 81 80 79 79 77 76 75 79 80 80 79 78 77 76 75 78 RH 91100100 91 77 75 68 75 91 94 97 88 82 75 70 77 91 97100 91 82 Wind dir NE E E NE E E E E E E E E E SE SE SE E E E E E Wind spd 2 8 5 4 5 2 3 4 6 5 5 4 4 2 3 3 10 9 4 4 3 Clouds SC SC SC CL CL CL SC SC CL CL CL CL CL CL SC SC CL CL CL CL CL PoP 12hr 30 20 0 30 0 QPF 12hr 0.05 0.21 0 0.15 0 Rain shwrs C S S S S C C Tstms Obvis H H H H H H H H H H H H H H H H H Heat index 90 98110111103 93 84 83 99107109102 90 96 Max heat 102 88 98 112 109 90 99 109 108 88 96 Excess Heat A A A Date 06/27 Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 Mon 07/01/24 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 75 89 75 90 75 90 76 91 Temp 90 80 75 83 89 80 75 84 90 80 75 84 90 81 77 85 91 84 Dewpt 80 78 75 78 80 77 75 78 80 78 75 78 80 78 76 78 80 74 PWind dir E E E E E E E E E Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC B2 SC FW SC B1 SC FW FW SC FW FW SC B1 SC SC SC B1 PoP 12hr 70 10 60 10 50 10 60 10 50 Rain shwrs L L S S L L S S C C S S L L S S C C Tstms S S S S S S $$ VIZ001-250800- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 PM AST Mon Jun 24 2024 Date 06/24/24 Tue 06/25/24 Wed 06/26/24 Thu AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 82 88 83 87 82 Temp 84 83 82 83 86 87 88 87 85 84 83 84 85 87 87 86 84 83 82 83 85 Dewpt 80 79 79 79 79 79 79 80 79 79 80 79 79 80 79 79 78 79 79 79 79 RH 88 88 91 88 80 77 75 80 82 85 91 85 82 80 77 80 82 88 91 88 82 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 19 20 19 19 19 18 17 18 20 20 19 18 17 18 16 13 14 18 17 16 13 Clouds OV B2 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 70 20 30 30 30 QPF 12hr 0.19 0.05 0.05 0.05 0.06 Rain shwrs L C C S S S S S S S S S C C S S C C C C S Tstms S S Obvis H H H H H H H H H H H H Heat index 96 94 92 94 99102102102 97 96 95 95 99101101 99 94 93 92 93 98 Max heat 100 95 99 102 103 97 99 101 101 94 98 Excess Heat A A A Date 06/27 Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 Mon 07/01/24 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 82 87 82 87 82 88 82 88 Temp 87 84 82 85 87 84 82 85 87 84 82 86 88 84 82 86 88 85 Dewpt 78 78 78 78 78 77 78 79 79 78 79 79 79 78 79 79 79 73 PWind dir E E E E E E E E E Wind char GN BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds SC B1 B2 B2 B1 B1 SC SC SC SC SC SC SC B2 B2 B1 SC SC PoP 12hr 60 60 50 30 30 20 50 50 30 Rain shwrs C L L L C C S C C C S S C C C C C C Tstms S S S $$ VIZ002-250800- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 PM AST Mon Jun 24 2024 Date 06/24/24 Tue 06/25/24 Wed 06/26/24 Thu AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 81 89 82 89 81 Temp 84 82 81 82 86 88 89 87 84 83 82 83 86 88 89 87 84 82 81 82 86 Dewpt 78 78 78 78 78 79 79 79 78 79 78 78 78 79 78 78 78 78 77 78 78 RH 82 88 91 88 77 75 73 77 82 88 88 85 77 75 70 75 82 88 88 88 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 18 18 18 19 19 18 19 17 18 18 18 16 16 17 14 12 13 14 13 11 12 Clouds B2 SC SC CL SC SC SC SC SC SC B1 B1 SC SC SC SC SC SC SC SC SC PoP 12hr 60 20 40 30 30 QPF 12hr 0.07 0.06 0.13 0.09 0.06 Rain shwrs L S S S S S S S C C S S C C C C C C S Tstms S Obvis H H H H H H H H H H H H Heat index 95 92 89 91 98103104102 96 94 92 93 99103103100 94 91 89 91 98 Max heat 101 94 98 104 104 95 99 104 103 93 98 Excess Heat A A A Date 06/27 Fri 06/28/24 Sat 06/29/24 Sun 06/30/24 Mon 07/01/24 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 80 88 80 89 81 89 81 89 Temp 89 83 80 85 88 83 80 85 89 84 81 86 89 84 81 86 89 84 Dewpt 78 77 77 77 77 76 77 78 78 78 77 78 78 78 77 78 79 74 PWind dir E E E E E E E E E Wind char GN GN BZ GN BZ BZ BZ BZ BZ Avg clouds SC SC B1 B1 B1 B1 SC B1 SC SC SC SC B1 B2 B2 B1 SC SC PoP 12hr 40 50 50 40 40 40 50 50 30 Rain shwrs S C C C C C C C C S S C C C C C C C Tstms S S S $$