Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
Versions:
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862 FOCA52 TJSJ 072103 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 PM AST Sun Dec 7 2025 PRZ001-080800- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 PM AST Sun Dec 7 2025 Date 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 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 88 74 87 73 Temp 77 76 74 73 79 86 88 81 78 77 75 74 79 86 87 80 77 76 74 73 79 Dewpt 71 72 72 71 71 70 69 69 70 71 70 71 71 71 71 71 70 70 70 70 72 RH 82 87 93 93 77 59 54 67 76 82 84 90 77 61 59 74 79 82 87 90 79 Wind dir E SE SE SE SE E E E E SE SE SE SE E E E SE SE E E E Wind spd 10 9 8 9 9 14 12 9 6 4 5 4 5 12 13 10 9 8 6 4 5 Clouds B2 B2 B2 SC SC CL SC SC CL CL CL FW FW FW CL CL FW FW CL CL SC PoP 12hr 60 40 10 10 20 QPF 12hr 0.16 0.35 0.02 0.02 0.02 Rain shwrs L L L C S C C S S S S S Heat index 91 92 84 91 93 83 Max heat 83 92 90 93 90 Date 12/10 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 Sun 12/14/25 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 75 88 75 88 74 88 74 87 Temp 87 78 76 80 88 79 76 80 88 78 75 80 88 78 75 79 87 78 Dewpt 72 72 71 71 71 71 71 71 71 72 71 72 72 72 72 71 72 72 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 SC SC SC SC SC SC SC SC SC SC SC SC FW SC PoP 12hr 30 30 20 20 10 10 10 5 50 Rain shwrs S C C C S S S S S S S S S S S S S C $$ PRZ002-080800- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 PM AST Sun Dec 7 2025 Date 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 75 85 74 85 74 Temp 78 77 76 75 79 84 85 80 77 76 75 74 78 84 85 80 77 76 75 74 78 Dewpt 73 73 73 71 72 72 71 71 71 72 72 72 72 73 73 73 71 71 71 71 73 RH 85 87 90 87 79 67 63 74 82 87 90 93 82 70 67 79 82 85 87 90 85 Wind dir E E SE SE SE SE SE SE E E E E E E SE E E E E E E Wind spd 11 12 14 13 12 13 11 10 9 9 8 8 9 11 12 10 9 10 10 9 9 Clouds B2 B2 SC SC SC CL SC SC SC SC SC B1 SC SC CL CL FW FW CL CL SC PoP 12hr 60 40 40 20 20 QPF 12hr 0.16 0.28 0.16 0.02 0.02 Rain shwrs L L C C S C C S S S C S S S S S Heat index 90 90 83 90 92 84 Max heat 84 90 88 92 89 Date 12/10 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 Sun 12/14/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 85 75 85 76 85 75 85 75 85 Temp 85 78 76 79 85 79 77 80 85 78 76 79 85 78 76 79 85 78 Dewpt 74 73 72 73 74 73 72 72 73 72 72 73 74 73 72 73 73 72 PWind dir E E E E E E E E E Wind char GN GN GN GN BZ GN BZ GN BZ Avg clouds SC B1 B2 B2 SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 60 60 30 20 20 20 20 10 60 Rain shwrs S L L L C S S S S S S S S S S S S L $$ PRZ007-080800- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 PM AST Sun Dec 7 2025 Date 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 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 72 86 72 86 71 Temp 76 75 73 72 78 84 86 79 76 75 73 72 78 84 86 79 75 74 72 71 77 Dewpt 71 71 71 70 73 72 72 71 71 70 70 69 72 73 74 73 72 70 69 68 72 RH 85 87 93 93 85 67 63 77 85 84 90 90 82 70 68 82 90 87 90 90 85 Wind dir NE NE NE NE E E SE SE NE NE NE NE E E SE E E E NE NE NE Wind spd 6 5 8 11 9 12 10 6 4 4 4 4 3 13 12 10 6 5 5 5 4 Clouds CL FW SC CL CL CL CL SC CL CL CL SC CL CL FW FW CL CL CL CL CL PoP 12hr 20 20 10 10 0 QPF 12hr 0.02 0.09 0.01 0.06 0 Rain shwrs S S S S S S Heat index 90 92 90 94 Max heat 84 92 90 94 91 Date 12/10 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 Sun 12/14/25 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 73 87 72 88 73 87 73 87 Temp 87 77 74 79 87 76 73 78 88 77 74 79 87 77 74 79 87 76 Dewpt 74 72 70 72 74 72 70 71 73 71 70 72 74 72 70 71 74 72 PWind dir E E E E E E E E E Wind char GN LT GN LT GN LT GN LT GN Avg clouds FW SC FW FW FW FW FW FW SC SC SC SC SC SC SC SC FW FW PoP 12hr 10 5 5 5 10 10 10 10 10 Rain shwrs S S S S S S S S S S S S S S S $$ PRZ008-080800- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 PM AST Sun Dec 7 2025 Date 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 85 71 85 71 Temp 75 74 72 71 77 83 85 78 75 74 72 71 77 83 85 78 75 74 72 71 77 Dewpt 71 70 69 69 70 72 72 71 71 70 68 68 70 72 73 72 72 71 69 68 70 RH 87 87 90 93 79 70 65 79 87 87 87 90 79 70 67 82 90 90 90 90 79 Wind dir E E E E E E NE NE SE SE E E E E NE NE E E E E E Wind spd 13 9 8 4 5 4 8 6 3 4 3 3 6 8 8 8 4 6 10 9 4 Clouds SC FW FW FW CL CL FW CL CL CL CL CL CL CL SC SC CL CL CL CL FW PoP 12hr 20 10 0 50 5 QPF 12hr 0.03 0.05 0 0.38 0 Rain shwrs S S S S S C C Heat index 88 91 88 92 Max heat 91 88 92 89 Date 12/10 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 Sun 12/14/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 85 73 86 72 86 72 86 72 86 Temp 85 76 74 78 86 76 73 78 86 76 73 78 86 76 73 78 86 76 Dewpt 73 72 70 71 73 72 70 71 73 71 69 71 73 72 70 71 73 72 PWind dir E E E E E E E E E Wind char GN GN GN GN GN GN GN GN GN Avg clouds FW SC SC FW FW SC FW FW FW SC FW FW FW FW FW FW FW SC PoP 12hr 30 5 20 5 20 5 5 5 10 Rain shwrs C C S S S S S S S S S S $$ PRZ010-080800- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 PM AST Sun Dec 7 2025 Date 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 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 90 70 90 69 Temp 76 74 71 70 78 88 89 80 76 74 71 70 78 88 89 80 75 73 70 69 77 Dewpt 72 70 70 69 71 73 73 72 71 70 69 69 71 74 74 73 73 72 69 68 70 RH 87 87 97 97 79 61 59 77 85 87 93 97 79 63 61 79 94 97 97 97 79 Wind dir E E E E NE E N N E E NE E E E SE NE E E E E E Wind spd 4 5 3 5 4 3 2 9 3 4 3 4 4 1 3 5 3 5 4 5 5 Clouds SC CL CL CL CL CL SC OV CL CL CL CL CL CL SC SC CL CL CL CL FW PoP 12hr 30 80 0 50 5 QPF 12hr 0.04 0.43 0 0.38 0 Rain shwrs C S D C C Heat index 96 97 84 97 98 84 Max heat 84 98 94 99 95 Date 12/10 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 Sun 12/14/25 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 90 70 92 71 91 71 91 71 91 Temp 89 76 71 79 91 77 72 79 90 77 72 79 90 77 72 79 90 77 Dewpt 74 72 70 71 74 73 70 71 73 72 70 71 74 72 71 71 73 72 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 SC SC FW FW SC FW FW FW SC FW FW SC SC FW FW SC SC PoP 12hr 40 5 40 0 30 5 40 5 50 Rain shwrs C C S S C C C C S S C C S C C $$ VIZ001-080800- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 PM AST Sun Dec 7 2025 Date 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 78 88 78 88 77 Temp 81 80 79 78 82 87 88 83 81 80 79 78 82 87 88 83 80 79 78 77 81 Dewpt 74 75 74 73 73 72 73 73 73 74 74 73 74 74 74 73 73 74 74 74 74 RH 79 85 85 85 74 61 61 72 77 82 85 85 77 65 63 72 79 85 88 90 79 Wind dir E E E E E E E E E E E E E E SE E E E E E E Wind spd 19 18 20 20 19 17 14 13 14 11 12 13 14 16 14 13 12 14 11 11 12 Clouds SC SC SC SC SC CL CL CL SC SC SC B2 FW FW CL CL SC SC CL CL SC PoP 12hr 50 20 50 20 20 QPF 12hr 0.09 0.02 0.11 0.01 0.02 Rain shwrs C C C C S S S S C S S S S S Heat index 86 85 87 94 96 89 86 84 88 95 97 89 84 86 Max heat 90 87 87 96 93 86 88 97 94 84 86 Date 12/10 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 Sun 12/14/25 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 88 78 88 79 88 79 88 78 88 Temp 88 81 79 82 88 82 80 83 88 82 80 83 88 81 79 82 88 81 Dewpt 75 74 75 74 75 74 74 74 73 75 75 75 75 75 74 75 74 75 PWind dir E E E E E E E E E Wind char BZ BZ BZ BZ BZ BZ BZ BZ BZ Avg clouds SC SC B1 B1 SC SC SC SC SC SC SC SC SC SC FW FW FW SC PoP 12hr 40 40 20 20 10 10 20 5 50 Rain shwrs S C C C S S S S S S S S S S S S C $$ VIZ002-080800- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 PM AST Sun Dec 7 2025 Date 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 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 86 74 87 74 Temp 78 76 75 74 79 85 86 80 77 76 75 74 79 86 87 81 78 76 75 74 79 Dewpt 73 72 71 71 71 72 72 72 72 73 72 72 73 73 73 71 71 72 72 72 74 RH 85 87 87 90 77 65 63 77 85 90 90 93 82 65 63 72 79 87 90 93 85 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 17 16 16 16 13 12 12 11 11 12 13 17 14 12 12 11 8 9 10 Clouds SC SC SC SC CL CL CL CL SC SC SC B2 FW FW CL CL FW FW FW FW SC PoP 12hr 50 20 50 10 20 QPF 12hr 0.06 0.01 0.13 0.04 0.03 Rain shwrs C C S S S C C C S S S S S S S Heat index 91 92 84 93 94 85 Max heat 86 92 90 94 91 Date 12/10 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 Sun 12/14/25 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 75 86 74 87 75 86 74 86 Temp 87 78 76 79 86 77 75 79 87 78 76 79 86 77 75 79 86 77 Dewpt 74 73 72 73 74 73 72 73 73 72 73 73 75 73 72 74 73 72 PWind dir E E E E E E E E E Wind char BZ GN BZ BZ BZ BZ BZ BZ BZ Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC FW FW FW SC PoP 12hr 30 30 10 10 10 10 20 5 40 Rain shwrs S C C C S S S S S S S S S S S S S C $$