Point Forecast Matrices
Issued by NWS San Juan, PR
Issued by NWS San Juan, PR
178 FOCA52 TJSJ 282103 PFMSJU Point Forecast Matrices National Weather Service San Juan PR 503 PM AST Sat Sep 28 2024 PRZ001-290800- Luis Munoz Marin International Airport-San Juan 18.43N 66.00W Elev. 9 ft 503 PM AST Sat Sep 28 2024 Date 09/28/24 Sun 09/29/24 Mon 09/30/24 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 80 92 80 92 79 Temp 84 82 81 80 87 91 92 87 84 82 81 80 87 91 92 86 83 81 80 79 86 Dewpt 78 77 77 77 78 78 77 77 77 76 76 76 77 77 77 77 77 77 77 76 76 RH 82 85 88 91 75 66 62 72 80 82 85 88 72 64 62 75 82 88 91 91 72 Wind dir E E E E E E E E E SE SE E E E E E E E E N NE Wind spd 8 8 6 5 6 11 12 11 8 5 4 3 4 9 10 9 5 4 3 2 3 Clouds B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 40 30 10 20 20 QPF 12hr 0.11 0.11 0.06 0.10 0.11 Rain shwrs C C C C C S S S S S S S S S S S S S S S S Tstms S S Heat index 95 90 88 87100106106 99 94 89 87 86 99105106 97 92 88 87 96 Max heat 100 93 100 107 105 92 99 106 105 90 96 Date 10/01 Wed 10/02/24 Thu 10/03/24 Fri 10/04/24 Sat 10/05/24 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 92 80 92 80 92 79 92 81 92 Temp 92 84 81 87 92 84 81 87 92 83 80 86 92 84 82 87 92 84 Dewpt 77 77 75 76 76 77 76 77 77 76 76 76 77 77 76 77 78 77 PWind dir NE NE N NE NE NE NE NE NE Wind char GN LT LT LT LT LT GN LT LT Avg clouds SC B1 B1 B1 SC SC B1 B1 B1 SC SC B1 B1 SC SC SC SC SC PoP 12hr 40 40 40 40 40 50 50 30 30 Rain shwrs C C C C C C C C C C C C C C S C C C Tstms S S S S $$ PRZ002-290800- Roosevelt Roads Naval Airstation-Ceiba PR 18.25N 65.63W Elev. 39 ft 503 PM AST Sat Sep 28 2024 Date 09/28/24 Sun 09/29/24 Mon 09/30/24 Tue AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 80 91 81 91 80 Temp 83 82 81 80 86 90 91 87 84 83 82 81 87 90 91 86 83 82 81 80 86 Dewpt 78 78 77 77 79 78 77 77 77 77 77 76 78 78 77 77 77 77 77 76 78 RH 85 88 88 91 80 68 64 72 80 82 85 85 75 68 64 75 82 85 88 88 77 Wind dir E E E NE NE E E E E E E E E E E E NE NE NE NE NE Wind spd 9 8 8 8 6 10 10 9 8 6 5 4 4 8 6 6 5 5 5 4 4 Clouds B1 SC B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 40 30 20 20 30 QPF 12hr 0.14 0.12 0.10 0.10 0.09 Rain shwrs C C C C C S S S S S S S S S S S S S S S C Tstms S S Heat index 93 91 88 87100105105 99 94 92 90 87100105105 97 92 90 88 86 98 Max heat 98 93 100 106 103 92 100 106 103 92 98 Date 10/01 Wed 10/02/24 Thu 10/03/24 Fri 10/04/24 Sat 10/05/24 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 81 90 81 90 80 90 82 90 Temp 90 84 82 86 90 84 82 86 90 83 81 86 90 84 83 86 90 84 Dewpt 77 77 76 77 76 77 76 77 77 76 76 78 77 77 76 78 77 77 PWind dir NE N N N NE NE NE NE NE Wind char LT LT LT LT LT LT GN LT LT Avg clouds B1 B1 B1 B1 B1 SC B2 B1 SC SC B1 B1 SC SC SC SC SC B1 PoP 12hr 40 40 50 50 40 40 30 30 40 Rain shwrs C C C C C C C C C C C C C C S C C C Tstms S S $$ PRZ007-290800- Mercedita Airport-Ponce PR 18.02N 66.56W Elev. 26 ft 503 PM AST Sat Sep 28 2024 Date 09/28/24 Sun 09/29/24 Mon 09/30/24 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 80 93 80 92 79 Temp 84 82 81 80 88 92 93 87 84 82 81 80 87 91 92 86 83 81 80 79 86 Dewpt 79 77 76 74 77 79 80 79 78 76 75 73 76 79 79 79 78 77 76 74 77 RH 85 85 85 82 70 66 66 77 82 82 82 79 70 68 66 80 85 88 88 85 75 Wind dir NE NE NE NE NE SE SE E NE NE NE N NE SE SE SE NE N N N NE Wind spd 5 4 3 4 4 11 13 9 4 3 3 3 3 9 8 4 2 3 3 3 3 Clouds B1 SC FW SC SC SC B1 B1 CL CL CL CL CL CL SC SC SC SC SC SC FW PoP 12hr 20 30 0 20 10 QPF 12hr 0.02 0.19 0 0.31 0.06 Rain shwrs S S S S S S C S S S S S S Heat index 96 90 87 84100109112101 95 89 87 84 98108109100 93 88 86 97 Max heat 103 94 100 112 111 92 98 109 108 91 97 Date 10/01 Wed 10/02/24 Thu 10/03/24 Fri 10/04/24 Sat 10/05/24 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 92 80 92 80 92 79 92 81 92 Temp 92 84 81 87 92 84 81 87 92 83 80 86 92 84 82 87 92 84 Dewpt 80 78 75 77 78 78 75 77 78 77 75 77 79 77 75 77 79 77 PWind dir E N E N E N E NE E Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC B1 CL CL FW SC FW FW SC B1 FW FW SC B1 SC SC B1 B2 PoP 12hr 60 0 40 5 60 10 50 30 60 Rain shwrs L L C C L L S C C S C L L Tstms S S S S S S $$ PRZ008-290800- Rafael Hernandez Airport-Aguadilla PR 18.50N 67.13W Elev. 237 ft 503 PM AST Sat Sep 28 2024 Date 09/28/24 Sun 09/29/24 Mon 09/30/24 Tue AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 79 89 80 89 79 Temp 82 81 80 79 85 88 89 85 83 81 80 80 85 88 89 85 82 81 80 79 85 Dewpt 75 76 77 77 76 77 77 75 75 76 76 76 75 76 76 75 75 76 76 76 75 RH 79 85 91 94 75 70 68 72 77 85 88 88 72 68 66 72 79 85 88 91 72 Wind dir E E E E E E NE E E E E E E NE NE NE E E E E E Wind spd 9 5 6 11 11 12 13 11 10 10 6 4 8 8 6 9 10 10 9 8 6 Clouds SC SC CL FW SC SC SC SC CL CL FW FW CL CL B1 B1 B2 B2 B2 B2 SC PoP 12hr 40 10 5 60 60 QPF 12hr 0.02 0.09 0.01 0.95 0.34 Rain shwrs C S S S S S S C C L L L L S Tstms S S S S S S S Heat index 89 87 87 94100102 94 90 87 86 86 94 99100 94 89 87 86 94 Max heat 94 89 94 102 100 89 94 100 99 89 94 Date 10/01 Wed 10/02/24 Thu 10/03/24 Fri 10/04/24 Sat 10/05/24 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 80 89 80 89 79 89 83 89 Temp 89 83 81 85 89 83 81 85 89 82 80 85 89 85 83 86 89 85 Dewpt 76 74 76 74 75 75 76 74 76 74 76 75 76 74 76 75 76 75 PWind dir NE NE NE NE NE NE NE E NE Wind char GN GN GN GN GN GN GN GN GN Avg clouds SC SC FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 20 5 20 20 30 30 30 20 30 Rain shwrs S S S S S S S S C C C C C C S S C C $$ PRZ010-290800- Eugenio Maria de Hosto Airport-Mayaguez PR 18.27N 67.15W Elev. 28 ft 503 PM AST Sat Sep 28 2024 Date 09/28/24 Sun 09/29/24 Mon 09/30/24 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 78 93 80 92 79 Temp 83 80 79 78 87 92 93 87 84 82 81 80 87 91 92 86 83 81 80 79 86 Dewpt 76 77 76 75 78 80 80 78 77 76 76 75 78 79 79 78 77 77 76 75 77 RH 80 91 91 91 75 68 66 75 80 82 85 85 75 68 66 77 82 88 88 88 75 Wind dir NE E E NE E E SW SW E NE E E E SW NW NE NE E E E NE Wind spd 3 4 4 6 5 2 4 1 5 5 3 2 3 2 6 3 6 8 6 4 4 Clouds B1 SC CL CL CL SC B1 B2 CL CL CL CL CL CL B2 B2 B2 B2 B2 B2 SC PoP 12hr 40 70 0 60 60 QPF 12hr 0.02 1.37 0 1.29 0.34 Rain shwrs C C C L L L L L L L S Tstms S S S S S S S S S Heat index 91 87 100111112100 94 89 87 85100108109 98 92 88 86 97 Max heat 100 90 100 114 109 92 100 109 108 90 97 Date 10/01 Wed 10/02/24 Thu 10/03/24 Fri 10/04/24 Sat 10/05/24 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 92 80 92 80 92 79 92 81 92 Temp 92 84 81 87 92 84 81 87 92 83 80 86 92 84 82 87 92 84 Dewpt 80 77 75 78 78 76 75 77 79 76 75 78 79 77 75 78 79 77 PWind dir NE NE NE NE NE NE NE NE NE Wind char LT LT GN LT GN LT GN GN LT Avg clouds SC SC CL CL FW SC FW FW SC SC SC SC SC SC SC SC SC B1 PoP 12hr 50 0 20 5 40 10 30 20 50 Rain shwrs C C S S S S C C S S C C S S C C Tstms S S S S $$ VIZ001-290800- CYRIL E. King Airport-St Thomas USVI 18.33N 64.97W Elev. 23 ft 503 PM AST Sat Sep 28 2024 Date 09/28/24 Sun 09/29/24 Mon 09/30/24 Tue AST 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 80 91 82 91 81 Temp 83 82 81 80 86 90 91 87 85 83 82 82 87 90 91 87 84 83 82 81 86 Dewpt 78 78 78 77 78 77 77 77 78 78 78 77 78 77 77 77 78 78 77 77 78 RH 85 88 91 91 77 66 64 72 80 85 88 85 75 66 64 72 82 85 85 88 77 Wind dir E E E NE NE E E E E E E E E E E E NE NE NE NE NE Wind spd 12 13 13 12 12 12 11 11 10 11 9 10 10 8 6 6 9 10 9 9 8 Clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC B2 PoP 12hr 30 30 20 20 50 QPF 12hr 0.06 0.12 0.10 0.10 0.11 Rain shwrs S S S S C S S S S S S S S S S S S S S S C Heat index 93 91 89 87 98103105 99 97 93 91 90100103105 99 95 93 90 88 98 Max heat 98 93 98 105 103 95 100 105 103 95 98 Date 10/01 Wed 10/02/24 Thu 10/03/24 Fri 10/04/24 Sat 10/05/24 AST 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 82 90 81 90 81 90 81 90 Temp 90 84 83 86 90 84 82 86 90 84 82 86 90 84 82 86 90 84 Dewpt 77 77 77 75 75 77 76 77 76 77 77 78 77 77 78 77 77 77 PWind dir NE NE N NE NE NE NE NE NE Wind char GN GN GN GN GN GN GN GN GN Avg clouds B1 SC B1 B1 B1 SC B2 B2 B1 SC B2 B1 SC B1 SC SC SC SC PoP 12hr 50 50 50 50 50 50 40 30 30 Rain shwrs C C C C C C C C C C C C C C S C C C $$ VIZ002-290800- Henry E. Rohlsen Airport-St Croix USVI 17.70N 64.80W Elev. 74 ft 503 PM AST Sat Sep 28 2024 Date 09/28/24 Sun 09/29/24 Mon 09/30/24 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 80 92 82 92 81 Temp 84 82 81 80 87 91 92 88 85 84 83 82 88 91 92 87 84 83 82 81 87 Dewpt 78 77 77 77 78 78 77 77 77 77 77 77 78 79 78 77 77 77 77 76 78 RH 82 85 88 91 75 66 62 70 77 80 82 85 72 68 64 72 80 82 85 85 75 Wind dir E E NE E E E E E E E E E E E E E NE NE NE NE NE Wind spd 11 11 11 11 11 11 10 10 9 8 8 8 9 8 8 6 5 6 6 8 8 Clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC B2 PoP 12hr 30 20 20 20 50 QPF 12hr 0.05 0.17 0.06 0.04 0.11 Rain shwrs C S S S S S S S S S S S S S S S S S S S C Heat index 95 90 88 87100106106100 96 94 92 90102108107 99 94 92 90 87100 Max heat 100 93 100 107 105 94 102 109 106 94 100 Date 10/01 Wed 10/02/24 Thu 10/03/24 Fri 10/04/24 Sat 10/05/24 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 92 82 92 81 92 81 92 81 92 Temp 92 85 83 88 92 84 82 87 92 84 82 87 92 84 82 87 92 84 Dewpt 78 77 76 77 76 76 76 77 77 77 77 78 78 77 77 77 77 76 PWind dir NE NE NE NE NE NE NE NE NE Wind char GN GN LT GN GN GN LT GN LT Avg clouds B1 SC B1 SC SC SC B2 B1 SC SC B2 B1 SC SC SC SC SC B1 PoP 12hr 50 40 50 50 50 50 20 30 40 Rain shwrs C C C C S C C C S C C C S S S C C C $$