Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
Versions:
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702 FOCA52 TJSJ 120903 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 AM AST Wed Mar 12 2025 PRZ001-122000- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 AM AST Wed Mar 12 2025 Date Wed 03/12/25 Thu 03/13/25 Fri 03/14/25 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 74 87 73 86 Temp 80 87 89 84 79 77 75 74 80 85 87 82 78 76 74 73 79 84 86 81 77 Dewpt 69 69 70 72 72 72 72 71 71 71 72 72 72 72 71 71 71 72 72 71 71 RH 69 55 54 67 79 85 90 90 74 63 61 72 82 87 90 93 77 67 63 72 82 Wind dir S E NE NE NE NE E S S NE NE NE NE E E E E E E E E Wind spd 2 2 8 6 4 5 2 2 2 8 9 9 8 8 6 5 5 8 9 10 6 Clouds SC B1 SC FW FW FW FW SC SC SC SC SC B2 B2 B2 B2 OV OV B2 B2 OV PoP 12hr 40 20 50 70 70 QPF 12hr 0.09 0.06 0.30 0.55 0.79 Rain shwrs S C S S S S S C C C C L L L L L L L Tstms S S S S S S S S S Heat index 83 91 94 89 83 84 91 93 87 82 90 92 85 Max heat 83 94 94 84 93 93 82 92 91 Date Sat 03/15/25 Sun 03/16/25 Mon 03/17/25 Tue 03/18/25 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 72 85 73 86 74 85 73 87 Temp 73 78 85 77 74 79 86 78 75 79 85 77 74 80 87 77 Dewpt 70 70 72 71 71 71 72 71 71 71 71 70 70 70 70 70 PWind dir SE E E NE E E E E Wind char LT LT GN GN GN GN GN GN Avg clouds OV OV B2 B1 B2 B2 SC SC SC SC SC CL CL FW FW FW PoP 12hr 70 70 60 40 20 20 5 5 Rain shwrs L L L L L L C S S S S S S S Tstms S S S $$ PRZ002-122000- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 AM AST Wed Mar 12 2025 Date Wed 03/12/25 Thu 03/13/25 Fri 03/14/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 74 85 74 83 Temp 79 84 85 81 78 76 75 74 79 84 85 81 78 76 75 74 78 82 83 80 77 Dewpt 72 72 72 72 71 71 71 71 72 72 72 72 72 72 72 71 72 72 72 72 71 RH 79 67 65 74 79 85 87 90 79 67 65 74 82 87 90 90 82 72 70 77 82 Wind dir S S S S S E NE NE NE E NE NE NE NE E E E E E E E Wind spd 2 1 5 4 5 6 5 5 5 6 8 10 9 9 8 6 6 5 6 9 9 Clouds B2 B1 FW FW SC SC SC SC SC SC SC SC B1 B1 B2 B2 OV OV B2 B2 OV PoP 12hr 40 30 40 70 70 QPF 12hr 0.10 0.19 0.31 0.52 0.72 Rain shwrs C C S S S S C S C C C C L L L L C C L Tstms S S S S S S S S S Heat index 83 89 91 86 82 89 91 86 87 88 83 Max heat 83 91 90 82 91 90 88 88 Date Sat 03/15/25 Sun 03/16/25 Mon 03/17/25 Tue 03/18/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 73 83 74 83 74 83 74 84 Temp 74 78 83 77 75 78 83 77 75 78 83 77 75 79 84 77 Dewpt 71 71 72 72 71 72 72 71 71 72 71 70 70 70 71 70 PWind dir SE E NE NE NE NE E E Wind char LT LT GN GN GN GN GN GN Avg clouds OV OV B2 B1 B2 B2 B2 B1 SC SC SC CL CL FW SC SC PoP 12hr 70 70 60 60 30 30 10 20 Rain shwrs L L L L L L L C C C C S S S Tstms S S S $$ PRZ007-122000- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 AM AST Wed Mar 12 2025 Date Wed 03/12/25 Thu 03/13/25 Fri 03/14/25 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 71 88 71 86 Temp 79 86 88 82 77 74 72 71 79 86 88 82 77 74 72 71 78 84 86 81 77 Dewpt 68 70 72 72 67 68 67 67 67 66 68 68 69 69 68 66 67 67 68 68 68 RH 69 59 59 72 71 82 84 87 67 51 52 63 76 84 87 84 69 57 55 65 74 Wind dir N SE S SE NE N N N NE SE S E NE NE NE NE NE E SE SE E Wind spd 4 6 8 4 2 4 4 4 3 9 10 1 5 5 4 3 2 9 8 6 3 Clouds SC SC FW SC FW CL FW SC SC SC SC SC FW FW SC SC SC SC OV OV SC PoP 12hr 10 10 30 30 70 QPF 12hr 0.04 0.04 0.21 0.11 0.80 Rain shwrs S S S S S S S C C S S S S C C L L C Tstms S S Heat index 82 90 95 87 81 88 92 85 87 89 84 Max heat 82 95 94 81 92 91 89 89 Date Sat 03/15/25 Sun 03/16/25 Mon 03/17/25 Tue 03/18/25 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 72 86 71 87 71 87 70 88 Temp 73 79 86 76 72 79 87 77 72 79 87 76 71 79 88 76 Dewpt 67 67 68 68 68 67 69 69 68 68 67 67 66 65 66 66 PWind dir E E NE E NE E NE E Wind char LT LT LT GN LT GN LT GN Avg clouds SC SC SC B1 FW FW SC SC CL CL FW FW CL CL FW FW PoP 12hr 30 70 0 50 0 5 0 10 Rain shwrs C C L L C C S S S S Tstms S S $$ PRZ008-122000- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 AM AST Wed Mar 12 2025 Date Wed 03/12/25 Thu 03/13/25 Fri 03/14/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 71 82 70 81 Temp 76 81 83 79 75 73 72 71 76 81 82 78 74 72 71 70 75 80 81 77 73 Dewpt 66 67 70 69 69 71 71 70 69 70 71 71 71 72 71 70 68 70 71 71 70 RH 71 63 65 72 82 93 97 97 79 69 69 79 90100100100 79 72 72 82 90 Wind dir S W W NW N NE E E E NE N NE NE E E E E E NE NE E Wind spd 5 2 8 8 8 9 8 10 9 12 16 14 13 13 12 10 8 8 11 11 11 Clouds FW CL SC SC CL CL SC SC FW SC SC SC SC SC SC SC B2 B2 B2 B2 SC PoP 12hr 10 20 10 50 60 QPF 12hr 0.04 0.07 0.09 0.17 0.66 Rain shwrs S S S S S S S S S S S C C L L S Tstms S S S S Heat index 84 87 84 86 83 85 Max heat 87 86 86 86 85 84 Date Sat 03/15/25 Sun 03/16/25 Mon 03/17/25 Tue 03/18/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 69 81 70 82 71 82 70 82 Temp 70 75 81 74 71 76 82 75 72 76 82 74 71 76 82 74 Dewpt 70 68 71 70 71 68 71 70 71 69 70 69 69 67 69 68 PWind dir E NE E NE E E E NE Wind char GN GN GN BZ BZ BZ BZ BZ Avg clouds SC B1 B1 B1 SC SC SC CL CL CL CL CL CL CL FW CL PoP 12hr 50 50 20 10 0 0 5 5 Rain shwrs S C C C S S S Tstms S S $$ PRZ010-122000- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 AM AST Wed Mar 12 2025 Date Wed 03/12/25 Thu 03/13/25 Fri 03/14/25 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 70 87 70 86 Temp 79 86 88 82 76 73 71 70 78 85 87 81 76 73 71 70 78 84 86 80 75 Dewpt 69 72 73 73 73 72 71 70 71 73 75 75 73 72 71 69 71 74 75 74 72 RH 72 63 61 74 90 97100100 79 67 68 82 90 97100 97 79 72 70 82 90 Wind dir E SW SW W NE NE NE NE E W NW N NE E E E E E W NE E Wind spd 3 3 9 8 9 9 8 8 5 4 10 12 12 10 9 5 3 3 5 4 4 Clouds FW CL B1 B2 CL CL FW SC SC B1 B2 B2 FW FW FW FW SC SC OV OV SC PoP 12hr 50 10 50 30 70 QPF 12hr 0.18 0.07 0.71 0.08 0.79 Rain shwrs C C S S C C C C C L L S Tstms S S S S S Heat index 92 96 87 91 96 87 91 95 85 Max heat 96 95 96 96 95 94 Date Sat 03/15/25 Sun 03/16/25 Mon 03/17/25 Tue 03/18/25 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 69 86 70 87 70 88 69 88 Temp 70 77 86 76 71 78 87 76 71 79 88 76 70 78 88 75 Dewpt 70 71 75 73 71 71 75 72 70 71 74 71 69 69 72 71 PWind dir E NE NE NE NE E E NE Wind char LT LT LT LT GN LT GN GN Avg clouds SC SC B1 B1 SC SC SC FW CL CL FW SC CL CL FW FW PoP 12hr 30 60 10 5 0 20 0 10 Rain shwrs S C L L S S S S S S S S Tstms S S $$ VIZ001-122000- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 AM AST Wed Mar 12 2025 Date Wed 03/12/25 Thu 03/13/25 Fri 03/14/25 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 76 85 75 85 Temp 81 85 86 83 80 78 77 76 80 84 85 82 79 77 76 75 80 84 85 81 78 Dewpt 71 71 70 70 70 71 71 70 71 71 71 72 71 71 71 71 71 71 71 70 70 RH 72 63 59 65 72 79 82 82 74 65 63 72 77 82 85 87 74 65 63 69 76 Wind dir S S S S SE NE NE E E E NE NE NE NE E E E E E E E Wind spd 3 3 1 1 6 8 5 8 8 6 5 9 13 14 13 12 11 8 8 10 12 Clouds SC SC SC SC SC SC B1 SC SC SC SC SC SC SC SC SC B2 B2 SC SC B2 PoP 12hr 20 40 30 60 60 QPF 12hr 0.09 0.26 0.22 0.28 0.54 Rain shwrs S S S S S C C C S S S S S S S L L C C L Tstms S S S Heat index 85 90 91 86 83 84 89 90 86 83 89 90 85 Max heat 85 91 91 84 90 90 83 90 89 Date Sat 03/15/25 Sun 03/16/25 Mon 03/17/25 Tue 03/18/25 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 74 85 75 85 75 85 75 85 Temp 75 79 85 79 76 80 85 79 76 80 85 79 76 80 85 79 Dewpt 70 70 70 70 70 71 71 71 71 71 71 70 69 69 69 69 PWind dir SE E E NE NE E E E Wind char GN GN BZ BZ BZ BZ BZ BZ Avg clouds B2 B2 B2 B2 B2 B2 B1 SC SC SC SC CL CL FW SC FW PoP 12hr 60 60 50 50 30 30 20 20 Rain shwrs L L L C C C C S S C C S S S Tstms S S S S $$ VIZ002-122000- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 AM AST Wed Mar 12 2025 Date Wed 03/12/25 Thu 03/13/25 Fri 03/14/25 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 86 74 86 74 86 Temp 80 85 86 82 78 76 75 74 80 84 86 82 78 76 75 74 80 84 86 81 78 Dewpt 72 72 72 72 71 72 71 71 72 72 72 72 72 72 71 71 72 72 72 71 71 RH 77 65 63 72 79 87 87 90 77 67 63 72 82 87 87 90 77 67 63 72 79 Wind dir SE SE S SE E NE NE NE E E E NE NE NE E E E E E E E Wind spd 9 8 5 4 4 3 3 5 6 8 6 8 10 11 11 11 10 10 9 8 9 Clouds SC SC SC SC SC SC B2 B2 SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 20 50 30 20 30 QPF 12hr 0.08 0.32 0.20 0.09 0.20 Rain shwrs S S S S S C C C S S S S S S S S S S S C Heat index 84 90 92 87 83 90 92 86 83 90 92 85 Max heat 84 92 92 83 92 92 83 92 91 Date Sat 03/15/25 Sun 03/16/25 Mon 03/17/25 Tue 03/18/25 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 86 74 86 74 85 74 86 Temp 74 79 86 78 75 80 86 78 75 79 85 78 75 80 86 78 Dewpt 70 71 71 70 71 71 72 71 71 72 72 70 70 70 70 70 PWind dir E E E E NE E NE E Wind char GN GN GN GN BZ BZ BZ GN Avg clouds SC B1 B1 B1 SC B1 B1 SC SC SC FW FW FW FW FW FW PoP 12hr 30 50 50 50 20 10 5 10 Rain shwrs C C C C C C C C S S S S S Tstms S S $$