Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
875 FOCA52 TJSJ 240903 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 AM AST Tue Jun 24 2025 PRZ001-242000- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 AM AST Tue Jun 24 2025 Date Tue 06/24/25 Wed 06/25/25 Thu 06/26/25 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 79 90 78 90 Temp 85 89 90 87 82 80 79 80 85 89 90 87 82 80 78 80 85 89 90 87 82 Dewpt 76 76 76 76 76 75 74 74 75 75 75 75 75 75 74 73 75 75 75 74 74 RH 75 66 64 70 82 85 85 82 72 64 62 68 79 85 88 79 72 64 62 65 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 12 17 19 14 12 13 13 11 14 18 17 16 11 12 11 9 13 18 17 16 13 Clouds B2 SC SC B2 FW FW SC SC SC SC FW CL FW FW FW FW SC SC FW FW SC PoP 12hr 50 20 10 20 20 QPF 12hr 0.16 0.04 0.01 0.02 0.02 Rain shwrs C C S C S S S S S S S S S S S S S Tstms S Obvis H H H H H H H H H H H H H H H Heat index 94100102 98 89 85 84 94 99101 96 88 85 84 93 99101 96 88 Max heat 94 102 102 87 94 101 101 87 93 101 99 Date Fri 06/27/25 Sat 06/28/25 Sun 06/29/25 Mon 06/30/25 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 89 76 90 77 90 78 90 Temp 77 84 89 81 76 84 90 82 77 85 90 82 78 85 90 81 Dewpt 73 74 75 74 73 74 75 74 74 76 76 75 74 75 75 75 PWind dir E E E E E E E E Wind char GN GN GN GN GN BZ GN GN Avg clouds SC SC SC SC SC SC FW FW FW SC SC SC SC SC FW SC PoP 12hr 30 30 30 5 30 30 20 10 Rain shwrs S C C C C S S S C C C S S S S $$ PRZ002-242000- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 AM AST Tue Jun 24 2025 Date Tue 06/24/25 Wed 06/25/25 Thu 06/26/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 80 87 80 87 Temp 85 87 88 86 83 81 80 81 84 86 87 85 82 81 80 81 84 86 87 85 82 Dewpt 75 76 76 75 75 75 74 74 74 76 75 75 75 74 73 73 74 74 75 73 74 RH 72 70 68 70 77 82 82 79 72 72 68 72 79 79 79 77 72 68 68 67 77 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 16 17 16 14 14 16 16 13 16 17 17 16 13 13 14 11 14 17 17 14 14 Clouds B2 B1 SC SC SC SC SC SC SC SC SC FW SC SC FW FW SC SC SC SC SC PoP 12hr 60 30 30 40 40 QPF 12hr 0.15 0.05 0.04 0.03 0.05 Rain shwrs L C S S S S S C C S S S S S S S C C S S C Obvis H H H H H H H H H H H H Heat index 94 98 99 95 90 87 84 86 91 96 97 94 88 86 84 86 91 94 96 92 88 Max heat 94 99 99 89 91 97 97 88 91 96 96 Date Fri 06/27/25 Sat 06/28/25 Sun 06/29/25 Mon 06/30/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 79 87 78 87 79 87 80 87 Temp 79 84 87 81 78 83 87 82 79 84 87 82 80 84 87 82 Dewpt 73 74 75 74 73 74 75 74 74 75 76 75 74 75 76 74 PWind dir E E E E E E E E Wind char GN GN GN GN GN BZ BZ GN Avg clouds SC B1 B1 B2 B1 SC SC SC SC B1 B1 SC B2 B1 SC SC PoP 12hr 40 50 50 30 60 60 50 20 Rain shwrs C C C C C C C C S L L C C C S S Tstms S S $$ PRZ007-242000- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 AM AST Tue Jun 24 2025 Date Tue 06/24/25 Wed 06/25/25 Thu 06/26/25 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 77 91 76 92 Temp 85 89 90 87 82 79 77 79 85 89 91 87 81 78 76 78 86 90 92 88 82 Dewpt 74 76 76 75 73 73 72 71 73 69 70 69 72 69 69 69 70 72 70 69 69 RH 70 66 64 68 74 82 85 77 67 52 50 55 74 74 79 74 59 56 49 54 65 Wind dir E E SE E E E E E E E E E E E E E E E E E E Wind spd 12 16 16 13 9 6 8 8 11 16 16 14 10 6 5 5 8 14 20 14 6 Wind gust 26 26 27 27 25 25 33 25 Clouds SC SC CL CL CL CL FW SC CL CL CL CL CL CL CL CL FW FW CL CL CL PoP 12hr 10 10 0 10 10 QPF 12hr 0.01 0.01 0 0 0.01 Rain shwrs S S S S S Obvis H H H H H H H H H H H H H H H H H H Heat index 93100102 96 87 92 94 97 91 85 91 97 98 92 85 Max heat 93 102 100 86 92 97 95 84 91 99 96 Date Fri 06/27/25 Sat 06/28/25 Sun 06/29/25 Mon 06/30/25 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 92 75 90 76 90 76 91 Temp 76 86 92 81 76 84 90 81 76 84 90 81 76 85 91 81 Dewpt 69 67 70 71 69 69 71 71 70 70 71 71 70 71 69 69 PWind dir NE E NE E E E E E Wind char LT GN LT GN GN GN GN GN Avg clouds CL CL FW FW CL CL CL CL CL FW SC SC FW FW CL CL PoP 12hr 0 5 0 0 5 20 0 0 Rain shwrs S S S S S $$ PRZ008-242000- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 AM AST Tue Jun 24 2025 Date Tue 06/24/25 Wed 06/25/25 Thu 06/26/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 76 88 76 88 Temp 83 87 88 85 80 78 76 78 83 87 88 85 80 78 76 78 83 87 88 85 80 Dewpt 74 75 76 75 74 74 74 74 74 74 75 75 74 74 74 73 73 74 74 74 73 RH 74 68 68 72 82 88 94 88 74 65 66 72 82 88 94 85 72 65 63 70 79 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 9 9 17 12 6 13 13 13 13 14 23 19 16 14 12 9 12 19 24 25 21 Clouds CL CL B2 OV B1 SC SC FW CL CL CL FW CL CL CL CL CL CL FW FW CL PoP 12hr 70 40 10 0 5 QPF 12hr 1.19 0.04 0.01 0 0 Rain shwrs C L C S S S Tstms S S Obvis H H H H H H H H H H H H H H H Heat index 90 96 99 94 84 90 95 97 93 84 89 95 97 92 84 Max heat 90 99 99 90 97 97 89 97 97 Date Fri 06/27/25 Sat 06/28/25 Sun 06/29/25 Mon 06/30/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 76 87 74 87 75 87 75 87 Temp 76 83 87 79 74 82 87 79 75 82 87 79 75 82 87 79 Dewpt 74 73 73 72 74 73 74 73 74 74 75 74 74 74 75 74 PWind dir E E E E E E E E Wind char BZ BZ GN GN GN BZ GN BZ Avg clouds CL FW SC SC CL CL FW FW CL CL FW SC FW FW FW SC PoP 12hr 5 20 0 10 0 30 5 20 Rain shwrs S S S S C C S S S S $$ PRZ010-242000- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 AM AST Tue Jun 24 2025 Date Tue 06/24/25 Wed 06/25/25 Thu 06/26/25 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 93 74 93 73 93 Temp 85 91 93 88 81 77 75 77 85 91 93 88 80 76 74 76 85 91 93 88 80 Dewpt 75 78 77 77 76 75 74 72 75 77 77 76 75 74 73 72 74 76 77 76 75 RH 72 66 60 70 85 94 97 85 72 64 60 68 85 94 97 87 70 62 60 68 85 Wind dir E SE SE SE E E E E E E E SE E E E E E E E E E Wind spd 6 8 9 5 5 5 5 5 5 2 3 5 8 8 4 3 6 4 3 5 6 Clouds CL CL B1 B1 B1 SC SC CL CL CL CL B2 CL CL CL CL CL CL B2 B2 CL PoP 12hr 40 40 60 0 60 QPF 12hr 0.45 0.04 0.31 0 0.84 Rain shwrs C C C S S L L L Tstms S S Obvis H H H H H H H H H H H H Heat index 94106107100 87 94105107 99 85 93103107 99 85 Max heat 94 107 106 94 107 106 93 107 106 Date Fri 06/27/25 Sat 06/28/25 Sun 06/29/25 Mon 06/30/25 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 73 92 73 91 73 91 74 92 Temp 74 84 92 80 74 84 91 79 74 84 91 80 75 85 92 79 Dewpt 72 73 76 74 73 73 77 75 73 75 78 76 73 74 78 75 PWind dir E E E E E E E E Wind char GN LT GN LT LT LT LT LT Avg clouds CL CL SC B2 SC FW SC B1 CL CL SC B1 SC FW SC B1 PoP 12hr 0 80 10 60 0 70 5 60 Rain shwrs D D S S L L L L S S L L Tstms S S S S S S S S $$ VIZ001-242000- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 AM AST Tue Jun 24 2025 Date Tue 06/24/25 Wed 06/25/25 Thu 06/26/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 80 90 81 89 Temp 86 89 89 88 84 82 81 82 86 89 90 88 84 82 81 82 86 88 89 87 83 Dewpt 77 77 76 77 76 76 76 75 75 76 76 76 76 75 74 75 76 75 75 75 74 RH 75 68 66 70 77 82 85 79 70 66 64 68 77 79 79 79 72 66 64 68 74 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 21 20 19 20 21 23 21 20 19 20 20 19 20 21 18 19 21 21 19 19 20 Clouds SC FW SC FW FW FW SC SC SC SC FW CL SC SC FW FW SC SC SC SC SC PoP 12hr 10 20 20 20 20 QPF 12hr 0.03 0.04 0.02 0.02 0.03 Rain shwrs S S S S S S S S S S S S S S S S S Obvis H H H H H H H H H H H H H H H H H H Heat index 97102100100 93 89 87 89 95100102 99 92 89 86 88 96 98 99 96 90 Max heat 97 102 102 93 95 102 102 92 96 99 99 Date Fri 06/27/25 Sat 06/28/25 Sun 06/29/25 Mon 06/30/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 80 89 79 89 80 90 81 89 Temp 80 85 89 83 79 85 89 83 80 86 90 84 81 86 89 83 Dewpt 75 75 75 74 75 75 75 76 76 76 76 76 76 76 76 75 PWind dir E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds SC SC B1 B1 SC SC SC SC SC B1 B1 B1 SC SC SC SC PoP 12hr 40 40 30 30 50 50 30 20 Rain shwrs S C C C C S S C C C C C C C S S Tstms S S $$ VIZ002-242000- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 AM AST Tue Jun 24 2025 Date Tue 06/24/25 Wed 06/25/25 Thu 06/26/25 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 78 88 Temp 84 87 88 86 82 80 80 81 85 88 89 86 82 80 78 80 84 87 88 85 81 Dewpt 76 76 76 76 75 75 74 74 75 75 75 74 74 75 73 73 75 75 74 74 74 RH 77 70 68 72 79 85 82 79 72 66 64 68 77 85 85 79 74 68 63 70 79 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 20 20 18 19 20 21 19 19 21 20 19 18 18 17 19 14 18 18 20 19 18 Clouds SC SC CL FW CL CL SC SC SC SC CL CL SC SC CL CL SC SC FW FW SC PoP 12hr 10 10 10 20 20 QPF 12hr 0.02 0.02 0.01 0.01 0.02 Rain shwrs S S S S S S S S S S S Obvis H H H H H H H H H H H H H H H H H H Heat index 93 98 99 96 89 85 84 86 94 98 99 94 88 85 84 92 96 96 92 86 Max heat 93 99 99 89 94 99 98 86 92 97 96 Date Fri 06/27/25 Sat 06/28/25 Sun 06/29/25 Mon 06/30/25 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 88 79 88 Temp 77 84 88 81 77 84 88 82 78 84 88 82 79 84 88 81 Dewpt 73 74 73 73 74 75 75 74 75 75 75 74 75 74 74 73 PWind dir E E E E E E E E Wind char BZ BZ GN BZ BZ BZ BZ BZ Avg clouds SC SC SC SC SC SC SC SC SC B1 B1 SC SC SC SC FW PoP 12hr 20 30 30 30 40 40 20 20 Rain shwrs S S S C C S S C C C C S S S S S $$