Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
737 FOCA52 TJSJ 150903 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 AM AST Sat Jun 15 2024 PRZ001-152000- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 AM AST Sat Jun 15 2024 Date Sat 06/15/24 Sun 06/16/24 Mon 06/17/24 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 92 80 92 80 91 Temp 88 91 92 89 84 82 80 82 87 91 92 89 84 82 80 82 87 90 91 88 84 Dewpt 76 76 76 76 76 76 76 75 76 76 76 76 76 76 76 75 76 75 76 76 76 RH 68 62 60 66 77 82 88 79 70 62 60 66 77 82 88 79 70 62 62 68 77 Wind dir S SE S S SE S S S SE E SE SE SE S S S S E E E E Wind spd 5 8 10 8 5 4 4 3 3 6 11 8 4 4 4 4 4 5 10 6 8 Clouds SC SC B1 B1 SC SC SC B1 SC SC B1 B1 SC SC SC SC SC SC SC SC SC PoP 12hr 40 40 50 30 20 QPF 12hr 0.29 0.25 0.27 0.11 0.09 Rain shwrs C C C C S S S C S C C C C C S S S S S S S Heat index 98103105100 93 89 86 88 97102105100 93 89 86 88 97100104 99 92 Max heat 98 105 104 92 97 105 104 92 97 104 103 Excess Heat A A A Date Tue 06/18/24 Wed 06/19/24 Thu 06/20/24 Fri 06/21/24 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 90 79 90 78 90 79 91 Temp 80 86 90 83 79 86 90 82 78 85 90 83 79 86 91 84 Dewpt 75 76 77 76 76 77 77 77 77 78 77 77 76 77 77 76 PWind dir SE E SE E E E E E Wind char LT GN LT GN GN GN GN GN Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 30 30 30 50 40 40 40 40 Rain shwrs S C C C S C C C S C C C S C C C Tstms S S $$ PRZ002-152000- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 AM AST Sat Jun 15 2024 Date Sat 06/15/24 Sun 06/16/24 Mon 06/17/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 92 77 91 79 91 Temp 87 91 92 88 82 79 77 79 85 89 91 88 83 81 79 81 86 90 91 88 84 Dewpt 77 77 77 76 77 76 76 76 77 76 77 76 76 76 76 75 77 76 77 76 76 RH 72 64 62 68 85 91 97 91 77 66 64 68 80 85 91 82 75 64 64 68 77 Wind dir S S S S SE S SE SE SE SE SE SE SE SE SE S SE SE SE SE E Wind spd 6 9 9 8 5 6 5 5 4 8 8 6 5 6 5 5 5 5 5 6 8 Clouds B1 SC B1 SC B1 SC B1 B1 SC B2 B1 B1 SC SC B1 B1 SC SC B1 B1 B1 PoP 12hr 50 60 50 50 40 QPF 12hr 0.40 0.55 0.35 0.20 0.13 Rain shwrs C C C S C C C L C C C C C C C C S S S S C Tstms S S Heat index 98104106100 90 84 83 96101104 99 92 87 84 86 97101104100 93 Max heat 98 106 105 88 96 104 103 90 97 104 103 Excess Heat A A A Date Tue 06/18/24 Wed 06/19/24 Thu 06/20/24 Fri 06/21/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 80 91 80 91 79 88 80 90 Temp 80 87 91 84 80 87 91 83 79 84 88 83 80 86 90 84 Dewpt 76 76 76 77 76 77 78 77 77 78 78 78 77 78 78 77 PWind dir SE E SE SE E E E E Wind char GN GN GN GN GN GN GN GN Avg clouds B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 40 40 50 50 50 50 50 50 Rain shwrs C C C C C C C C C C C C S C C C Tstms S S S $$ PRZ007-152000- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 AM AST Sat Jun 15 2024 Date Sat 06/15/24 Sun 06/16/24 Mon 06/17/24 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 91 79 90 Temp 84 88 90 87 83 81 79 81 86 90 91 88 83 81 79 80 86 89 90 87 82 Dewpt 73 72 72 72 72 72 72 72 73 72 73 73 73 73 73 72 73 69 71 73 72 RH 70 59 56 61 70 74 79 74 65 56 56 61 72 77 82 77 65 52 54 63 72 Wind dir E SE SE SE E E NE NE E SE SE SE E E E S E SE SE SE E Wind spd 4 8 9 6 4 4 4 4 4 8 9 5 3 4 4 3 3 6 8 5 6 Clouds SC SC SC SC SC SC SC SC FW SC SC SC SC SC SC SC FW FW SC SC FW PoP 12hr 30 40 20 20 20 QPF 12hr 0.13 0.36 0.10 0.04 0.06 Rain shwrs S S S C S C C C S S S S S S S S S S Heat index 91 95 97 94 88 85 83 85 93 96100 96 89 85 83 85 92 93 96 94 87 Max heat 91 97 97 87 93 100 99 88 92 96 96 Date Tue 06/18/24 Wed 06/19/24 Thu 06/20/24 Fri 06/21/24 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 78 87 78 87 77 87 78 88 Temp 78 84 87 81 78 83 87 81 77 83 87 81 78 84 88 82 Dewpt 71 72 72 73 72 74 74 73 73 73 73 73 70 72 70 72 PWind dir E E E E E E E E Wind char LT GN LT GN LT GN LT GN Avg clouds FW FW SC SC FW FW FW SC FW FW SC SC FW FW SC FW PoP 12hr 20 20 10 20 20 20 20 20 Rain shwrs S S S S S S S S S S S S S S S $$ PRZ008-152000- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 AM AST Sat Jun 15 2024 Date Sat 06/15/24 Sun 06/16/24 Mon 06/17/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 78 87 79 86 Temp 84 88 89 86 82 80 79 80 84 86 87 85 82 80 79 80 83 86 86 84 81 Dewpt 74 75 75 75 75 76 76 75 74 75 75 74 75 76 76 75 74 75 74 74 75 RH 72 66 64 70 79 88 91 85 72 70 68 70 79 88 91 85 74 70 68 72 82 Wind dir SE N E NE E SE SE SE E NE N NW NE E SE S SE N NW N E Wind spd 4 5 8 3 9 5 4 4 3 4 6 4 4 2 2 5 4 2 4 3 11 Clouds FW FW B1 B1 B1 SC SC SC FW FW B1 B1 SC SC SC SC FW FW SC SC FW PoP 12hr 60 60 60 20 20 QPF 12hr 0.38 0.11 0.28 0.06 0.06 Rain shwrs C C L S S L L S S S S S S Tstms S S S S Heat index 91 97 99 95 88 86 84 90 95 96 92 88 86 83 85 90 94 95 91 87 Max heat 91 99 98 87 90 96 95 87 90 95 94 Excess Heat A A A Date Tue 06/18/24 Wed 06/19/24 Thu 06/20/24 Fri 06/21/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 78 86 78 86 77 86 78 87 Temp 78 83 86 81 78 83 86 80 77 82 86 81 78 83 87 81 Dewpt 76 73 75 75 76 74 76 76 76 75 77 76 76 75 77 76 PWind dir E E E E E E E E Wind char LT LT GN LT GN BZ GN GN Avg clouds FW FW SC SC SC SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 10 40 30 40 10 10 10 10 Rain shwrs S C C C C C C S S S S S S S S $$ PRZ010-152000- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 AM AST Sat Jun 15 2024 Date Sat 06/15/24 Sun 06/16/24 Mon 06/17/24 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 92 80 90 80 91 Temp 85 90 92 89 84 82 81 82 86 89 90 87 83 81 80 81 86 90 91 88 83 Dewpt 78 80 79 78 77 76 75 74 77 79 79 78 77 76 75 74 77 79 78 77 76 RH 80 73 66 70 80 82 82 77 75 73 70 75 82 85 85 79 75 70 66 70 80 Wind dir SE S S SE E E E E E SW NE SE E E SE SE SE S SW NE NE Wind spd 8 10 12 9 6 5 4 4 4 2 4 4 4 2 3 5 6 5 5 5 9 Clouds FW FW SC B1 SC SC SC SC FW FW B2 B2 FW FW SC SC FW FW B2 B2 FW PoP 12hr 60 30 70 5 50 QPF 12hr 0.19 0.08 0.35 0.02 0.16 Rain shwrs L C C S C L L S S C C Tstms S S S Heat index 97108109103 95 90 86 88 97104106100 93 88 85 87 98105106100 92 Max heat 97 110 108 93 97 106 105 91 98 106 105 Excess Heat A A A Date Tue 06/18/24 Wed 06/19/24 Thu 06/20/24 Fri 06/21/24 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 89 79 89 78 89 79 90 Temp 80 85 89 83 79 85 89 82 78 85 89 82 79 86 90 83 Dewpt 75 77 79 77 75 78 80 78 75 78 80 78 75 78 80 78 PWind dir E NE E E E E E E Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW SC SC SC SC SC B1 FW FW SC B1 FW FW SC B1 PoP 12hr 10 70 20 70 10 60 10 60 Rain shwrs S L L S S L L S S L L S S L L Tstms S S S S S S S S $$ VIZ001-152000- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 AM AST Sat Jun 15 2024 Date Sat 06/15/24 Sun 06/16/24 Mon 06/17/24 AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 80 89 81 89 Temp 86 89 90 88 84 82 80 81 85 88 89 87 84 82 81 82 86 88 89 87 84 Dewpt 76 76 77 77 77 77 77 77 76 76 77 77 76 77 76 76 76 76 76 77 76 RH 72 66 66 70 80 85 91 88 75 68 68 72 77 85 85 82 72 68 66 72 77 Wind dir S S SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE E E E Wind spd 10 10 10 9 10 10 11 9 10 10 9 10 8 11 11 8 8 9 6 6 11 Clouds B1 SC B1 B1 B1 B1 B1 B1 FW B1 SC SC SC SC SC SC SC SC B1 B1 SC PoP 12hr 50 50 40 30 40 QPF 12hr 0.40 0.45 0.19 0.13 0.11 Rain shwrs C C C S C C C C S C C C C C C C S S S S S Heat index 97101103 99 92 89 87 88 95 99101 98 93 90 88 89 96 99101 98 93 Max heat 97 103 102 91 95 101 101 92 96 101 101 Excess Heat A A A Date Tue 06/18/24 Wed 06/19/24 Thu 06/20/24 Fri 06/21/24 AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 81 90 81 88 80 88 80 90 Temp 81 86 90 84 81 85 88 83 80 85 88 83 80 86 90 84 Dewpt 77 76 77 77 78 78 78 77 78 78 78 78 78 77 77 77 PWind dir E E E E E E E E Wind char GN GN GN GN BZ BZ BZ BZ Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 40 40 30 40 50 50 30 30 Rain shwrs S C C C C C C C C C C C C C C C $$ VIZ002-152000- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 AM AST Sat Jun 15 2024 Date Sat 06/15/24 Sun 06/16/24 Mon 06/17/24 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 91 79 90 79 91 Temp 87 90 91 88 83 81 79 81 86 89 90 87 83 81 79 81 86 90 91 88 83 Dewpt 77 77 77 76 76 76 76 76 77 77 77 76 75 75 75 76 76 77 76 76 76 RH 72 66 64 68 80 85 91 85 75 68 66 70 77 82 88 85 72 66 62 68 80 Wind dir SE SE SE SE SE SE SE E SE SE SE SE E SE SE SE SE SE SE E E Wind spd 8 9 10 9 9 9 8 8 10 10 9 9 6 8 8 8 10 10 9 6 9 Clouds B1 SC B1 B1 B1 B1 B1 B1 SC B1 SC SC SC SC SC SC SC SC B1 B1 SC PoP 12hr 50 40 40 30 30 QPF 12hr 0.17 0.28 0.19 0.11 0.11 Rain shwrs C C S S S S C C S C S S C C C C S S S S S Heat index 98103104 99 92 87 84 87 96101102 98 90 87 84 87 97102104 99 91 Max heat 98 104 103 90 96 102 102 89 97 104 103 Excess Heat A A A Date Tue 06/18/24 Wed 06/19/24 Thu 06/20/24 Fri 06/21/24 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 91 79 89 79 89 80 91 Temp 79 86 91 83 79 85 89 83 79 85 89 83 80 87 91 84 Dewpt 76 76 77 77 77 77 77 77 77 78 77 77 76 77 77 77 PWind dir E E E E E E E E Wind char GN GN GN GN BZ BZ BZ BZ Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 40 50 50 50 40 20 30 30 Rain shwrs S C C C C C C C C C S S S C C C Tstms S S S S $$