Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
956 FOCA52 TJSJ 072103 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 PM AST Mon Apr 7 2025 PRZ001-080800- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 PM AST Mon Apr 7 2025 Date 04/07/25 Tue 04/08/25 Wed 04/09/25 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 73 87 74 88 75 Temp 78 76 74 74 81 85 87 83 79 77 75 75 82 86 88 84 80 78 76 76 82 Dewpt 71 70 70 70 69 70 71 70 71 71 70 70 71 71 72 71 71 71 71 70 70 RH 79 82 87 87 67 61 59 65 77 82 84 84 69 61 59 65 74 79 85 82 67 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 10 9 10 12 14 13 10 9 9 8 10 12 14 14 10 8 5 6 6 Clouds SC B1 SC SC SC SC SC B1 SC B2 SC SC B1 B1 SC SC SC SC SC SC B2 PoP 12hr 40 40 50 40 60 QPF 12hr 0.10 0.18 0.24 0.14 0.12 Rain shwrs C C S S S S S C S C S S C C C C S S S S L Heat index 84 90 93 88 86 92 95 89 83 86 Max heat 87 84 93 92 86 95 94 86 Date 04/10 Fri 04/11/25 Sat 04/12/25 Sun 04/13/25 Mon 04/14/25 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 88 74 88 75 88 75 89 74 88 Temp 88 79 75 82 88 80 76 82 88 80 76 83 89 79 75 82 88 79 Dewpt 72 72 72 72 73 73 72 72 72 72 72 72 73 73 72 72 73 73 PWind dir E E E E E E E E E Wind char GN GN GN GN GN GN GN LT GN Avg clouds B2 B1 SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 SC SC PoP 12hr 60 30 20 20 40 10 40 40 30 Rain shwrs L C C C S S S S C C S S C C C C S C $$ PRZ002-080800- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 PM AST Mon Apr 7 2025 Date 04/07/25 Tue 04/08/25 Wed 04/09/25 Thu AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 73 85 75 85 75 Temp 77 75 74 74 80 84 85 82 79 77 76 76 81 84 85 82 79 77 76 76 81 Dewpt 71 70 70 70 71 71 72 71 71 71 71 71 72 72 72 72 71 71 71 71 72 RH 82 84 87 87 74 65 65 69 77 82 85 85 74 67 65 72 77 82 85 85 74 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 11 13 12 12 12 12 13 11 10 10 10 10 12 13 12 12 9 8 6 8 9 Clouds SC SC SC SC SC B1 SC B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B2 PoP 12hr 30 50 60 50 60 QPF 12hr 0.12 0.25 0.39 0.20 0.19 Rain shwrs C S S S S C S C C L L L C C C C C C C C L Heat index 83 89 91 87 85 89 91 87 85 Max heat 86 83 91 90 85 91 91 85 Date 04/10 Fri 04/11/25 Sat 04/12/25 Sun 04/13/25 Mon 04/14/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 85 75 85 75 85 76 85 76 86 Temp 85 79 76 81 85 79 76 81 85 79 77 81 85 79 77 82 86 79 Dewpt 73 72 72 73 74 73 72 73 73 72 72 73 73 73 72 73 73 73 PWind dir E E E E E E E E E Wind char GN GN GN GN GN GN GN GN GN Avg clouds B2 B2 B2 B2 B1 B1 B1 B1 B1 SC SC SC SC B1 B2 B2 B1 SC PoP 12hr 60 50 50 40 40 30 50 60 60 Rain shwrs L C C C C C C C C C C C C C C L L L $$ PRZ007-080800- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 PM AST Mon Apr 7 2025 Date 04/07/25 Tue 04/08/25 Wed 04/09/25 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 71 87 72 88 73 Temp 77 74 72 72 80 85 87 83 77 75 73 73 81 86 88 84 78 76 74 74 81 Dewpt 67 66 66 66 64 65 67 69 68 68 67 67 67 67 68 69 69 68 67 66 66 RH 71 76 81 81 58 51 52 63 74 79 81 81 63 53 52 61 74 76 79 76 60 Wind dir E NE E E E E SE SE E NE NE NE E E SE SE E E E E E Wind spd 9 5 5 4 8 13 16 12 8 5 5 5 6 11 14 12 8 5 4 3 4 Wind gust 27 25 Clouds SC FW SC B1 SC SC SC SC SC SC CL CL CL CL SC SC CL CL CL CL SC PoP 12hr 40 20 20 30 5 QPF 12hr 0.15 0.05 0.02 0.06 0.01 Rain shwrs S S C S S S S S S C C S Heat index 82 87 90 86 83 89 92 88 84 Max heat 85 82 90 90 83 92 92 84 Date 04/10 Fri 04/11/25 Sat 04/12/25 Sun 04/13/25 Mon 04/14/25 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 88 73 89 73 88 73 88 73 88 Temp 88 78 74 82 89 79 74 81 88 78 74 81 88 78 74 81 88 78 Dewpt 70 70 69 68 69 70 68 67 70 70 69 67 70 70 69 69 70 70 PWind dir E E E E E E SE E E Wind char GN LT GN LT GN LT GN LT GN Avg clouds SC B1 B1 B1 SC B1 SC SC SC B1 SC SC SC SC SC SC B1 SC PoP 12hr 40 40 50 30 50 5 30 30 40 Rain shwrs C C C C C C C C C C S S S C C C C C $$ PRZ008-080800- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 PM AST Mon Apr 7 2025 Date 04/07/25 Tue 04/08/25 Wed 04/09/25 Thu AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 70 83 70 83 71 Temp 75 73 71 71 77 82 83 79 75 73 71 71 77 82 83 80 75 73 72 72 78 Dewpt 70 71 70 69 68 69 70 71 71 71 71 70 69 70 71 72 71 72 71 70 69 RH 84 93 97 93 74 65 65 77 87 93100 97 76 67 67 77 87 97 97 93 74 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 14 10 13 12 14 12 11 14 12 13 11 11 14 14 11 10 10 3 5 10 9 Clouds SC SC SC FW SC FW SC B2 B2 SC SC SC FW FW B1 B1 B1 B1 B1 B1 FW PoP 12hr 30 50 50 40 40 QPF 12hr 0.08 0.34 0.16 0.10 0.08 Rain shwrs C S S S S C C C S S C C C C C C Tstms S S Heat index 85 87 82 85 88 83 Max heat 82 87 87 88 87 Date 04/10 Fri 04/11/25 Sat 04/12/25 Sun 04/13/25 Mon 04/14/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 71 83 72 84 71 83 72 83 Temp 84 76 72 78 83 76 73 79 84 76 72 78 83 76 73 78 83 76 Dewpt 72 72 72 70 72 72 72 70 72 72 72 70 72 73 73 70 72 72 PWind dir E E E E E E E E NE Wind char GN GN GN GN GN GN GN GN GN Avg clouds SC B2 B2 B1 SC B2 B2 B1 SC B1 SC SC SC B2 B2 B1 B1 B2 PoP 12hr 60 60 50 50 50 20 60 50 60 Rain shwrs C L L L C C C C C C S S L L C C L L $$ PRZ010-080800- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 PM AST Mon Apr 7 2025 Date 04/07/25 Tue 04/08/25 Wed 04/09/25 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 68 88 70 88 70 Temp 75 72 69 69 79 86 88 83 76 74 71 71 80 86 88 83 76 74 71 71 81 Dewpt 72 71 69 68 70 73 75 73 73 71 70 69 71 74 75 75 73 72 71 69 72 RH 90 97100 97 74 65 66 72 90 90 97 93 74 68 66 77 90 93100 93 74 Wind dir E E E E E SE SW NE E NE E E E E NE E E E E E E Wind spd 4 5 5 5 5 4 5 8 5 5 4 5 5 5 5 6 5 5 5 4 3 Clouds OV B2 FW FW FW FW B2 OV B2 SC CL CL CL CL B2 B2 SC SC SC SC CL PoP 12hr 70 70 50 60 10 QPF 12hr 0.52 0.94 0.16 1.20 0.01 Rain shwrs L L L L C S L L S S S S Tstms S S S S S Heat index 82 93 98 89 84 94 98 90 85 Max heat 88 82 98 96 84 98 97 85 Date 04/10 Fri 04/11/25 Sat 04/12/25 Sun 04/13/25 Mon 04/14/25 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 70 89 70 89 71 89 70 88 Temp 89 77 71 81 89 77 71 81 89 77 72 81 89 77 71 80 88 77 Dewpt 75 74 71 72 76 75 71 73 77 75 72 73 76 75 71 73 76 74 PWind dir E E E E E E E E NE Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC B2 B2 B1 SC B2 B2 B1 SC B1 SC SC SC B2 B1 B1 B1 B2 PoP 12hr 60 50 60 60 60 10 60 40 60 Rain shwrs L L C C L L L L L L S S L L C C L L $$ VIZ001-080800- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 PM AST Mon Apr 7 2025 Date 04/07/25 Tue 04/08/25 Wed 04/09/25 Thu AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 75 86 76 86 78 Temp 79 77 76 76 81 85 86 83 80 78 77 77 82 85 86 84 81 80 78 79 83 Dewpt 70 70 70 70 70 71 71 71 71 71 71 71 71 72 72 71 71 71 71 72 72 RH 74 79 82 82 69 63 61 67 74 79 82 82 69 65 63 65 72 74 79 79 70 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 18 20 18 18 18 16 17 16 17 18 17 17 18 18 16 14 13 12 13 14 17 Clouds SC FW FW FW FW FW SC SC B2 B1 B2 B2 B2 B2 SC SC SC SC SC SC B2 PoP 12hr 10 50 60 50 50 QPF 12hr 0.01 0.07 0.33 0.15 0.15 Rain shwrs S S S C C L L C C S S C C C C C Heat index 85 90 91 88 83 86 90 92 89 85 83 88 Max heat 86 85 91 91 86 92 92 84 88 Date 04/10 Fri 04/11/25 Sat 04/12/25 Sun 04/13/25 Mon 04/14/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 76 86 77 86 77 87 78 86 Temp 87 80 77 82 86 80 78 82 86 80 78 83 87 81 79 82 86 80 Dewpt 73 72 73 73 73 73 72 73 73 72 72 73 73 73 72 73 73 72 PWind dir E E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ GN GN GN Avg clouds B1 B1 B1 SC SC SC FW SC SC B1 SC SC SC SC SC SC SC SC PoP 12hr 50 40 40 20 40 30 30 30 60 Rain shwrs C C C C C C S S C C C C S C C C S L $$ VIZ002-080800- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 PM AST Mon Apr 7 2025 Date 04/07/25 Tue 04/08/25 Wed 04/09/25 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 74 87 75 88 75 Temp 79 77 75 75 81 86 87 84 79 77 76 76 82 87 88 84 80 78 76 76 82 Dewpt 71 71 71 71 71 71 71 71 71 71 71 71 72 72 73 72 72 72 72 72 72 RH 77 82 87 87 72 61 59 65 77 82 85 85 72 61 61 67 77 82 87 87 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 16 17 17 18 17 18 14 12 13 16 14 14 16 16 14 13 12 11 11 12 14 Clouds B2 B2 SC B1 SC B2 B2 SC SC SC SC SC SC SC B1 B1 SC SC SC SC B2 PoP 12hr 50 50 30 40 50 QPF 12hr 0.27 0.27 0.11 0.11 0.13 Rain shwrs C C S C C C C C S S C C S S C C S S S S C Heat index 85 91 93 88 82 87 93 95 90 83 87 Max heat 88 85 93 92 87 95 95 87 Date 04/10 Fri 04/11/25 Sat 04/12/25 Sun 04/13/25 Mon 04/14/25 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 88 75 88 75 88 75 88 75 88 Temp 88 80 76 82 88 80 76 82 88 80 76 82 88 80 76 82 88 80 Dewpt 73 73 72 73 74 73 73 73 73 73 73 73 73 73 73 73 73 73 PWind dir E E E E E E E E E Wind char GN GN GN GN BZ GN GN GN GN Avg clouds B2 B1 B1 B1 B1 SC SC SC SC SC SC SC B1 B1 B1 B1 SC SC PoP 12hr 50 40 40 20 20 40 40 40 60 Rain shwrs C C C C C C S S S S S C C C C C C L $$