Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
619 FOCA52 TJSJ 262103 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 PM AST Wed Jun 26 2024 PRZ001-270800- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 PM AST Wed Jun 26 2024 Date 06/26/24 Thu 06/27/24 Fri 06/28/24 Sat 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 80 90 79 89 80 Temp 85 82 80 82 86 89 90 87 83 81 79 81 85 88 89 87 83 81 80 82 86 Dewpt 77 77 77 76 76 77 77 76 76 76 75 75 76 76 76 75 75 76 75 75 76 RH 77 85 91 82 72 68 66 70 80 85 88 82 75 68 66 68 77 85 85 79 72 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 9 9 8 6 9 11 16 13 10 9 8 8 8 12 16 13 10 10 9 8 9 Clouds SC SC SC B1 B1 B2 B2 B2 B2 B2 B2 B2 SC SC SC SC SC SC SC SC SC PoP 12hr 40 60 60 20 30 QPF 12hr 0.11 0.43 0.23 0.02 0.06 Rain shwrs S S S C C C C L L L C C S S S S S S C Tstms S S S Obvis H H H Heat index 95 90 87 88 96102103 98 91 87 83 86 94 99100 96 91 88 85 88 96 Max heat 101 94 96 103 102 90 94 101 100 90 96 Excess Heat Date 06/29 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 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 81 91 83 89 83 90 Temp 90 84 80 86 90 84 81 87 91 86 83 87 89 85 83 87 90 84 Dewpt 77 76 76 77 77 77 76 76 76 77 76 77 78 77 77 77 77 76 PWind dir E E E E E E E E E Wind char GN GN BZ GN BZ GN GN GN BZ Avg clouds SC SC SC SC B1 B1 B2 B1 B1 SC SC SC SC SC SC SC SC SC PoP 12hr 30 30 50 50 40 30 30 30 20 Rain shwrs C C C C C C C C C S S C C C C C S S $$ PRZ002-270800- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 PM AST Wed Jun 26 2024 Date 06/26/24 Thu 06/27/24 Fri 06/28/24 Sat AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 81 91 81 88 81 Temp 85 83 81 83 87 90 91 89 85 83 81 82 85 87 88 86 83 82 81 82 86 Dewpt 77 77 77 77 77 77 77 77 77 76 76 76 76 77 77 76 76 76 76 76 77 RH 77 82 88 82 72 66 64 68 77 80 85 82 75 72 70 72 80 82 85 82 75 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 10 10 11 10 10 12 13 12 11 11 9 8 9 12 12 11 11 11 10 10 11 Clouds SC SC SC B1 B1 B2 B2 B2 B2 B2 B2 B2 SC SC SC SC SC SC B1 B1 B2 PoP 12hr 40 60 60 30 50 QPF 12hr 0.12 0.44 0.23 0.05 0.11 Rain shwrs C C C C C C L L C L C C S S S S C C C C C Tstms S S Heat index 95 92 89 91 99103105101 95 90 88 89 95 99100 96 92 90 88 90 97 Max heat 103 95 99 106 104 93 95 100 99 91 97 Heat Date 06/29 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 82 89 82 89 82 88 82 89 Temp 89 84 82 86 89 84 82 86 89 84 82 86 88 84 82 86 89 84 Dewpt 78 77 77 77 78 77 76 77 78 77 77 78 78 78 78 78 79 78 PWind dir E E E E E E E E E Wind char GN GN BZ GN BZ BZ BZ GN BZ Avg clouds B1 B1 B2 B1 B1 B2 B2 B2 B1 SC SC SC B1 B1 B1 B1 SC SC PoP 12hr 50 50 50 50 50 50 50 40 40 Rain shwrs C C C C C C C C C S S C C C C C C S $$ PRZ007-270800- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 PM AST Wed Jun 26 2024 Date 06/26/24 Thu 06/27/24 Fri 06/28/24 Sat 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 91 74 89 75 Temp 82 79 77 78 85 89 91 87 80 77 75 76 83 87 89 86 80 77 75 77 84 Dewpt 75 75 74 73 75 76 77 76 75 74 73 72 74 75 76 75 74 74 73 72 74 RH 79 88 90 85 72 66 64 70 85 90 94 87 74 68 66 70 82 90 94 85 72 Wind dir E NE NE NE E E SE E E NE NE NE E SE SE E E NE NE NE E Wind spd 8 6 4 4 8 13 17 14 9 5 5 4 4 13 17 14 8 5 4 5 5 Wind gust 28 29 25 Clouds CL FW CL FW FW FW SC SC SC SC FW FW CL CL SC SC CL CL FW FW SC PoP 12hr 5 20 10 5 20 QPF 12hr 0 0.03 0.01 0.01 0.01 Rain shwrs S S S S S Obvis H H H H H H Heat index 89 94101105 97 85 90 97100 94 84 91 Max heat 100 87 94 105 103 90 100 99 91 Excess Heat Date 06/29 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 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 76 91 77 91 80 89 80 90 Temp 90 81 76 85 91 82 78 85 91 84 80 85 89 83 80 86 90 81 Dewpt 76 74 74 74 76 74 73 74 73 73 73 74 76 75 74 75 77 75 PWind dir E E E E E NE E E E Wind char GN LT GN GN GN LT GN LT GN Avg clouds SC SC FW FW SC B1 SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 20 20 40 20 20 20 20 20 30 Rain shwrs S S S C C S S S S S S S S S S C C $$ PRZ008-270800- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 PM AST Wed Jun 26 2024 Date 06/26/24 Thu 06/27/24 Fri 06/28/24 Sat AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 78 89 76 88 77 Temp 83 80 78 80 85 88 89 86 81 78 76 78 83 87 88 85 81 79 77 79 83 Dewpt 77 77 77 76 75 76 77 75 75 77 76 76 75 75 75 74 75 76 76 76 75 RH 82 91 97 88 72 68 68 70 82 97100 94 77 68 66 70 82 91 97 91 77 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 5 2 4 8 8 10 16 13 16 9 10 10 11 13 17 14 14 14 13 11 12 Clouds SC CL FW FW CL CL B1 B2 B1 SC SC SC SC SC FW FW FW FW FW FW FW PoP 12hr 30 50 40 5 5 QPF 12hr 0.01 0.52 0.06 0.01 0.01 Rain shwrs C S C C C S S S S S Tstms S Obvis H H H H H Heat index 92 87 85 93 99102 95 86 91 96 98 93 87 90 Max heat 100 90 93 102 100 84 91 98 97 85 90 Excess Heat Date 06/29 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 77 87 78 87 80 85 80 86 Temp 87 81 77 83 87 81 78 83 87 82 80 83 85 82 80 84 86 81 Dewpt 76 76 76 75 77 75 76 74 76 75 76 75 76 75 77 75 77 76 PWind dir E E E E E E E E E Wind char BZ BZ BZ GN BZ BZ BZ BZ BZ Avg clouds SC B1 SC SC SC SC SC SC SC SC SC SC SC B1 SC SC SC SC PoP 12hr 50 20 30 10 20 20 40 20 20 Rain shwrs C C S S C C S S S S S S C C S S S S $$ PRZ010-270800- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 PM AST Wed Jun 26 2024 Date 06/26/24 Thu 06/27/24 Fri 06/28/24 Sat 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 91 74 89 75 Temp 83 79 77 78 85 89 91 87 80 77 75 76 83 87 89 86 80 77 75 77 84 Dewpt 78 77 75 75 78 80 80 78 77 77 75 74 78 79 79 78 77 76 74 74 78 RH 85 94 94 91 80 75 70 75 91100100 94 85 77 73 77 91 97 97 90 82 Wind dir E E E E E NE S E E NE E E E E E NE E E E E E Wind spd 4 6 5 3 3 3 4 3 8 4 3 4 4 2 2 2 2 5 5 4 3 Clouds SC CL CL CL CL CL B2 B2 SC CL CL CL CL CL B2 B2 CL CL CL CL FW PoP 12hr 30 60 5 60 5 QPF 12hr 0.01 0.91 0 0.60 0 Rain shwrs C L L S L L Tstms S S S S Obvis H H H H H Heat index 92 83 97107109100 86 93102105 98 85 95 Max heat 105 90 97 109 107 93 105 103 95 Excess Heat Date 06/29 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 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 90 76 91 80 89 80 90 Temp 90 80 75 84 90 81 77 85 91 84 80 85 89 83 80 86 90 81 Dewpt 79 77 75 78 80 78 75 77 78 77 75 78 79 78 75 78 80 77 PWind dir E E E E E E E E E Wind char LT LT LT LT GN GN LT LT GN Avg clouds SC B1 FW FW SC B1 SC SC SC B1 SC SC SC B1 SC SC SC SC PoP 12hr 60 5 60 20 50 20 60 20 40 Rain shwrs L L S L L S S C C S S L L S S C C Tstms S S S S $$ VIZ001-270800- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 PM AST Wed Jun 26 2024 Date 06/26/24 Thu 06/27/24 Fri 06/28/24 Sat AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 81 90 80 88 82 Temp 85 83 81 82 86 89 90 88 84 82 80 81 85 87 88 87 84 83 82 83 85 Dewpt 78 78 79 78 78 77 77 78 77 78 78 77 78 77 77 77 77 78 78 78 78 RH 80 85 94 88 77 68 66 72 80 88 94 88 80 72 70 72 80 85 88 85 80 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 16 16 16 14 16 16 17 16 17 18 17 13 14 14 17 16 17 18 17 17 18 Clouds SC SC SC SC B1 B2 B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 40 50 30 20 30 QPF 12hr 0.10 0.18 0.05 0.02 0.08 Rain shwrs S S C C C C C C C S S S S S S S C C C Obvis H H Heat index 96 92 91 92 99102103101 93 90 88 89 96 99100 98 94 93 91 92 97 Max heat 104 94 99 103 103 92 96 100 100 94 97 Heat Date 06/29 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 82 88 82 88 83 86 83 87 Temp 87 84 82 86 88 84 82 86 88 85 83 85 86 84 83 85 87 84 Dewpt 78 79 79 79 78 79 78 79 78 78 79 80 79 78 79 79 79 79 PWind dir E E E E E E E E E Wind char BZ BZ BZ BZ WY WY BZ BZ BZ Avg clouds SC SC SC SC SC B1 B1 B1 B1 SC SC SC SC SC SC SC SC FW PoP 12hr 30 20 50 40 40 20 30 20 10 Rain shwrs C S S S C C C C C S S S C C S S S S $$ VIZ002-270800- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 PM AST Wed Jun 26 2024 Date 06/26/24 Thu 06/27/24 Fri 06/28/24 Sat 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 80 91 79 90 80 Temp 85 82 80 82 87 90 91 88 83 81 79 81 86 89 90 88 84 82 80 81 85 Dewpt 77 77 77 77 78 77 77 77 77 77 76 76 77 78 77 76 77 77 76 77 78 RH 77 85 91 85 75 66 64 70 82 88 91 85 75 70 66 68 80 85 88 88 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 13 14 14 12 12 16 16 16 14 14 13 12 14 16 16 16 14 16 16 16 17 Clouds SC SC SC SC SC B1 SC B1 SC SC SC SC SC SC FW FW SC SC B1 B1 B1 PoP 12hr 30 40 30 20 40 QPF 12hr 0.09 0.15 0.10 0.02 0.10 Rain shwrs S S C C C C C C C C S S S S S S C C C Obvis H H Heat index 95 90 87 89 99103105100 92 88 84 87 97103103 98 93 89 86 89 97 Max heat 104 94 99 106 104 91 97 104 102 92 97 Excess Heat Date 06/29 Sun 06/30/24 Mon 07/01/24 Tue 07/02/24 Wed 07/03/24 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 81 89 81 89 81 87 81 88 Temp 89 84 81 86 89 84 81 86 89 84 81 85 87 83 81 85 88 83 Dewpt 78 77 77 79 78 78 77 77 78 77 78 79 78 78 78 78 79 78 PWind dir E E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds B1 SC SC SC B1 B1 SC SC SC SC SC SC SC B1 B1 SC SC SC PoP 12hr 40 30 40 30 30 30 40 40 10 Rain shwrs C C C C C C C C S C C C C C C C S S $$