Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
Versions:
1
2
026 FOCA52 TJSJ 082103 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 PM AST Sat Nov 8 2025 PRZ001-090800- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 PM AST Sat Nov 8 2025 Date 11/08/25 Sun 11/09/25 Mon 11/10/25 Tue 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 87 76 87 77 Temp 81 79 78 77 82 86 87 82 79 78 77 76 81 86 87 82 80 79 78 77 82 Dewpt 74 74 73 74 74 75 75 74 74 75 74 74 74 73 74 74 75 75 74 73 74 RH 79 85 85 90 77 70 68 77 85 91 90 94 79 65 65 77 85 88 88 87 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 10 11 9 9 11 17 18 13 11 11 11 11 12 17 16 11 9 9 9 6 8 Clouds SC SC B1 B1 B2 OV B2 B2 SC B1 SC B1 SC SC SC SC B1 B1 B1 B1 SC PoP 12hr 60 70 40 40 40 QPF 12hr 0.37 0.77 0.16 0.15 0.08 Rain shwrs S S C C L L L L C C S C C C C C C C C C S Tstms S S S S Heat index 86 88 95 96 88 86 93 95 88 85 88 Max heat 89 84 88 96 93 86 95 94 85 88 Date 11/11 Wed 11/12/25 Thu 11/13/25 Fri 11/14/25 Sat 11/15/25 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 77 88 77 89 77 88 77 89 Temp 88 80 78 82 88 80 78 83 89 81 78 82 88 80 78 83 89 81 Dewpt 72 73 73 74 74 73 73 74 74 74 72 72 72 73 72 72 72 71 PWind dir E E E E E E E SE E Wind char GN LT GN GN GN GN LT LT LT Avg clouds SC FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 20 10 40 40 30 30 30 30 30 Rain shwrs S S S S S C C C C C C C C S S C C S $$ PRZ002-090800- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 PM AST Sat Nov 8 2025 Date 11/08/25 Sun 11/09/25 Mon 11/10/25 Tue AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 77 87 77 86 77 Temp 80 78 78 77 82 86 87 82 80 79 78 77 81 85 86 82 80 78 78 77 82 Dewpt 75 75 75 75 76 77 76 76 75 75 75 74 75 76 75 76 76 76 75 75 75 RH 85 91 91 94 82 75 70 82 85 88 91 90 82 75 70 82 88 94 91 94 79 Wind dir E E E E E SE SE E E E E E E E E E E E E E E Wind spd 13 13 13 13 16 18 17 14 16 14 13 14 13 16 12 12 11 12 10 11 11 Clouds B1 B1 B2 B2 B2 OV OV B2 B2 B2 SC B2 B2 B2 SC SC B2 B2 B2 B2 SC PoP 12hr 60 70 50 50 50 QPF 12hr 0.52 1.24 0.21 0.17 0.10 Rain shwrs C C L L L L L L C C C C C C C C C C C C C Tstms S S S S S S Heat index 85 89 97 98 89 85 87 94 95 89 86 89 Max heat 89 89 99 96 85 87 96 94 89 Date 11/11 Wed 11/12/25 Thu 11/13/25 Fri 11/14/25 Sat 11/15/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 77 86 77 87 77 86 77 87 Temp 87 80 78 81 86 80 78 82 87 80 78 81 86 80 78 82 87 80 Dewpt 75 75 74 76 76 75 75 76 75 75 74 74 74 74 73 74 73 71 PWind dir E E E E E E E E E Wind char GN GN GN GN GN GN LT LT LT Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 40 30 40 40 30 50 50 40 40 Rain shwrs C C C C S C C C C C C C C S S C C S $$ PRZ007-090800- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 PM AST Sat Nov 8 2025 Date 11/08/25 Sun 11/09/25 Mon 11/10/25 Tue 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 87 75 87 76 Temp 80 78 77 76 81 86 87 81 79 77 76 75 81 86 87 82 79 78 77 76 82 Dewpt 69 69 69 69 71 72 74 72 72 72 71 71 73 73 69 69 69 69 71 70 70 RH 69 74 76 79 72 63 65 74 79 85 85 87 77 65 55 65 72 74 82 82 67 Wind dir NE NE NE NE E E E E E E NE NE E E E E E NE E E E Wind spd 6 6 6 6 6 17 16 11 9 9 6 6 9 14 14 9 6 4 6 5 6 Wind gust 28 27 25 Clouds FW SC SC SC SC B2 B2 B2 SC SC SC FW SC SC SC SC SC SC SC SC FW PoP 12hr 30 60 30 30 10 QPF 12hr 0.25 0.70 0.07 0.11 0.02 Rain shwrs S C C C L L L C S S C C S S S S S S S Tstms S S S Heat index 83 85 92 95 85 86 93 91 85 86 Max heat 86 85 95 92 86 94 89 86 Date 11/11 Wed 11/12/25 Thu 11/13/25 Fri 11/14/25 Sat 11/15/25 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 89 74 89 74 89 74 89 Temp 88 78 75 81 89 79 75 81 89 79 75 81 89 79 75 81 89 79 Dewpt 73 67 69 69 70 69 69 69 70 72 69 70 70 70 67 68 71 70 PWind dir E NE E NE E E E NE E Wind char GN LT GN LT GN LT LT LT LT Avg clouds FW FW FW FW FW FW CL CL FW FW FW FW FW FW FW CL FW SC PoP 12hr 10 10 10 0 5 5 5 0 20 Rain shwrs S S S S S S S S S S $$ PRZ008-090800- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 PM AST Sat Nov 8 2025 Date 11/08/25 Sun 11/09/25 Mon 11/10/25 Tue AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 74 85 74 86 74 Temp 78 76 75 74 79 84 85 80 77 76 75 74 80 85 86 80 78 76 75 74 80 Dewpt 74 73 72 71 74 76 76 75 74 74 72 71 73 75 76 75 74 74 73 72 74 RH 88 90 90 90 85 77 75 85 90 94 90 90 79 72 72 85 88 94 94 93 82 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 9 14 13 13 14 13 16 9 13 13 11 12 12 12 17 12 6 8 10 11 10 Clouds FW SC FW FW FW SC B1 B1 SC B1 SC SC SC SC B2 B2 FW FW FW FW CL PoP 12hr 10 40 40 50 5 QPF 12hr 0.05 0.40 0.12 0.58 0.01 Rain shwrs S S S S C C C C C S S S C C S S S S Tstms S S S S Heat index 93 94 85 84 94 96 85 84 Max heat 85 94 91 84 96 92 84 Date 11/11 Wed 11/12/25 Thu 11/13/25 Fri 11/14/25 Sat 11/15/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 73 86 73 88 73 86 73 88 Temp 87 77 74 79 86 77 74 80 88 78 74 79 86 77 74 80 88 78 Dewpt 76 73 72 74 76 74 72 73 75 74 72 72 74 72 71 72 74 69 PWind dir E E E E E E E E NE Wind char GN GN BZ GN GN GN LT LT LT Avg clouds FW FW FW FW FW SC SC SC SC FW FW FW FW FW FW FW FW FW PoP 12hr 10 5 40 40 30 5 20 5 20 Rain shwrs S S S C C C C S S S S S S S $$ PRZ010-090800- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 PM AST Sat Nov 8 2025 Date 11/08/25 Sun 11/09/25 Mon 11/10/25 Tue 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 90 72 90 72 Temp 78 76 74 73 81 88 89 81 77 75 73 72 80 88 89 81 77 75 73 72 80 Dewpt 74 73 72 72 74 77 76 76 74 73 72 72 74 76 76 75 75 74 73 72 75 RH 88 90 93 97 79 70 66 85 90 94 97100 82 68 66 82 94 97100100 85 Wind dir E E NE E E E SE E E E E E E E SE E E E E E E Wind spd 4 8 5 5 5 2 5 12 8 6 5 5 4 2 6 4 4 5 4 4 4 Clouds FW FW FW FW CL FW B2 B2 B1 B1 SC FW SC SC B2 B2 FW FW FW FW CL PoP 12hr 5 50 40 60 0 QPF 12hr 0.03 0.49 0.12 0.72 0 Rain shwrs C C C C C S S L L Tstms S S S S Heat index 86100100 87 84 99100 87 85 Max heat 89 86 100 98 84 100 98 85 Date 11/11 Wed 11/12/25 Thu 11/13/25 Fri 11/14/25 Sat 11/15/25 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 90 72 91 72 91 72 91 72 91 Temp 89 77 73 81 90 78 73 81 90 78 73 81 90 78 73 81 90 78 Dewpt 76 74 71 74 77 75 72 74 76 75 72 73 75 73 71 72 75 70 PWind dir E E E E E E E E N Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW SC FW FW FW SC FW FW FW SC CL CL FW SC CL CL FW SC PoP 12hr 50 5 20 0 40 0 50 0 30 Rain shwrs C C S S S S C C C C C C Tstms S S S S $$ VIZ001-090800- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 PM AST Sat Nov 8 2025 Date 11/08/25 Sun 11/09/25 Mon 11/10/25 Tue AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 77 87 77 87 79 Temp 81 79 78 77 82 86 87 82 80 79 78 77 82 86 87 83 81 80 80 79 83 Dewpt 76 76 77 76 77 77 78 76 76 77 76 75 75 76 77 77 77 77 76 76 75 RH 85 91 97 97 85 75 75 82 88 94 94 94 79 72 72 82 88 91 88 91 77 Wind dir E E E E E E E E E E E E E E E E E E E E E Wind spd 20 20 20 20 21 21 20 20 20 21 20 21 21 17 18 18 19 19 17 18 18 Clouds B1 B2 B1 B1 B2 B2 B1 B1 B2 SC B1 SC SC SC SC SC B1 B1 B1 B1 SC PoP 12hr 60 60 50 40 40 QPF 12hr 0.40 0.56 0.13 0.12 0.08 Rain shwrs C C C C L L C C C S C S C C S S C C C C S Tstms S S S S Heat index 87 90 97100 89 86 89 96 99 92 88 87 86 90 Max heat 91 86 90 100 97 86 89 99 97 88 90 Date 11/11 Wed 11/12/25 Thu 11/13/25 Fri 11/14/25 Sat 11/15/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 88 80 88 80 89 80 88 80 89 Temp 88 82 81 84 88 82 81 84 89 83 81 84 88 82 81 84 89 83 Dewpt 75 75 76 77 76 76 76 76 77 75 74 74 75 74 74 75 74 69 PWind dir E E E E E E E E E Wind char GN BZ BZ BZ BZ GN GN LT LT Avg clouds SC FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 20 20 40 40 30 30 30 20 20 Rain shwrs S S S S C C C C C C C C S S S S S $$ VIZ002-090800- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 PM AST Sat Nov 8 2025 Date 11/08/25 Sun 11/09/25 Mon 11/10/25 Tue 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 75 89 78 Temp 81 79 78 77 82 87 88 82 79 77 76 75 82 88 89 84 81 80 79 78 83 Dewpt 75 75 75 75 76 76 76 75 75 75 75 74 75 75 76 76 76 75 75 74 75 RH 82 88 91 94 82 70 68 79 88 94 97 97 79 66 66 77 85 85 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 18 18 20 19 18 17 18 17 18 18 14 17 16 17 16 14 14 16 Clouds B2 B2 B2 B2 SC B2 B1 B1 SC SC B2 SC SC SC SC SC B1 B1 B1 B1 SC PoP 12hr 60 60 50 40 40 QPF 12hr 0.49 0.53 0.12 0.11 0.08 Rain shwrs C C L C C L C C S S C S S S S S C C C C S Tstms S S S S S Heat index 87 89 98 99 89 89 98100 93 87 85 90 Max heat 90 85 89 99 96 89 100 98 87 90 Date 11/11 Wed 11/12/25 Thu 11/13/25 Fri 11/14/25 Sat 11/15/25 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 76 86 76 88 76 86 76 88 Temp 89 80 77 81 86 79 77 82 88 80 77 81 86 79 77 82 88 80 Dewpt 74 75 75 76 75 75 75 75 75 75 74 74 74 73 74 74 73 67 PWind dir E E E E E E E E E Wind char GN GN GN BZ GN GN GN LT LT Avg clouds SC FW FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 20 20 40 40 30 30 20 20 20 Rain shwrs S S S S C C C C C C C S S S S S S $$