Point Forecast Matrices Issued by NWS San Juan, PR
000
FOCA52 TJSJ 240903
PFMSJU
Point Forecast Matrices
National Weather Service San Juan PR
503 AM AST Wed Apr 24 2024
PRZ001-242000-
Luis Munoz Marin International Airport-San Juan
18.43N 66.00W Elev. 9 ft
503 AM AST Wed Apr 24 2024
Date Wed 04/24/24 Thu 04/25/24 Fri 04/26/24
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 88 76 87 75 87
Temp 83 87 88 85 80 78 77 77 82 86 87 84 79 77 76 76 82 86 87 84 80
Dewpt 75 75 76 75 75 75 74 74 74 75 75 74 73 72 72 72 73 74 74 73 73
RH 77 68 68 72 85 91 90 90 77 70 68 72 82 85 87 87 74 68 65 70 79
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 6 10 13 11 9 8 6 8 8 13 14 11 11 9 8 6 4 12 12 11 8
Clouds B2 B2 B2 B2 B2 OV OV OV B2 B2 SC B2 B2 B2 B1 B1 B1 B1 B2 B2 B2
PoP 12hr 60 70 60 50 60
QPF 12hr 1.12 0.56 0.69 0.44 0.99
Rain shwrs L L C L C L L L L L C L C C C C C C L L C
Tstms S S S S S S
Heat index 91 96 99 93 85 88 94 96 90 83 87 93 95 90 84
Max heat 91 99 98 84 88 96 96 87 95 94
Date Sat 04/27/24 Sun 04/28/24 Mon 04/29/24 Tue 04/30/24
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 76 85 75 85 75 85 74 85
Temp 77 81 85 79 76 81 85 79 76 81 85 78 75 80 85 80
Dewpt 73 73 73 72 72 72 73 72 71 70 71 70 70 70 71 70
PWind dir E NE NE NE NE NE NE NE
Wind char LT GN GN GN GN GN GN GN
Avg clouds B2 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC
PoP 12hr 50 40 30 30 30 30 20 20
Rain shwrs C C C C C C C S S C C C S S S S
Tstms S S
$$
PRZ002-242000-
Roosevelt Roads Naval Airstation-Ceiba PR
18.25N 65.63W Elev. 39 ft
503 AM AST Wed Apr 24 2024
Date Wed 04/24/24 Thu 04/25/24 Fri 04/26/24
AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 88 78 87 76 87
Temp 83 87 88 85 82 80 79 79 83 86 87 84 80 78 77 77 82 86 87 84 81
Dewpt 76 76 76 76 75 75 75 74 75 75 75 74 74 72 72 72 74 75 74 74 74
RH 80 70 68 75 79 85 88 85 77 70 68 72 82 82 85 85 77 70 65 72 79
Wind dir E E E E E E E E E E E E E E E E E E E E NE
Wind spd 8 9 10 9 8 9 9 8 11 12 12 12 11 11 10 9 8 11 11 11 10
Clouds B2 B2 B1 B2 B2 OV OV OV B2 B2 SC SC B2 B2 B1 B1 B2 B2 B2 B2 B1
PoP 12hr 60 70 60 60 60
QPF 12hr 0.91 0.56 0.34 0.52 1.13
Rain shwrs L L C C C L L L L L S S C C C C L L L L C
Tstms S S S S S
Heat index 90 97 99 94 88 85 90 95 96 91 84 88 94 95 92 87
Max heat 90 99 98 87 90 96 95 83 88 96 95
Date Sat 04/27/24 Sun 04/28/24 Mon 04/29/24 Tue 04/30/24
AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 78 86 76 87 76 87 77 87
Temp 79 82 86 80 77 82 87 80 77 82 87 81 78 83 87 81
Dewpt 74 74 74 73 73 73 73 73 72 72 72 71 71 71 72 71
PWind dir NE NE NE NE NE NE NE NE
Wind char GN GN GN GN GN GN GN GN
Avg clouds B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC
PoP 12hr 40 40 30 30 30 30 20 20
Rain shwrs C C C C C C C C S C C C S S S S
Tstms S S
$$
PRZ007-242000-
Mercedita Airport-Ponce PR
18.02N 66.56W Elev. 26 ft
503 AM AST Wed Apr 24 2024
Date Wed 04/24/24 Thu 04/25/24 Fri 04/26/24
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 87 74 87 71 87
Temp 81 86 87 83 79 77 75 75 81 86 87 83 77 74 72 72 80 85 87 83 78
Dewpt 70 70 72 72 72 72 71 71 71 70 72 72 71 70 69 67 67 67 71 71 70
RH 69 59 61 70 79 85 87 87 72 59 61 70 82 87 90 84 65 55 59 67 76
Wind dir E SE SE SE E NE NE NE E E E E E NE NE NE E E E E NE
Wind spd 4 10 10 8 5 5 4 5 5 10 12 11 8 6 4 4 4 11 14 10 6
Wind gust 25
Clouds SC B1 SC SC CL SC SC B2 FW FW SC SC SC SC SC SC SC SC SC SC SC
PoP 12hr 30 50 30 10 30
QPF 12hr 0.39 0.20 0.15 0.03 0.29
Rain shwrs S C C C S C C S S S C S S S S S S C C S
Heat index 85 90 94 89 85 90 93 88 82 88 93 88
Max heat 85 94 93 85 93 93 82 93 93
Date Sat 04/27/24 Sun 04/28/24 Mon 04/29/24 Tue 04/30/24
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 73 85 72 88 74 88 73 88
Temp 74 80 85 77 73 81 88 79 75 82 88 78 74 81 88 81
Dewpt 69 69 69 68 68 68 67 69 68 67 68 68 67 67 67 65
PWind dir NE NE NE NE NE NE NE NE
Wind char LT GN LT GN LT GN GN GN
Avg clouds SC SC B1 SC FW FW FW SC CL CL FW SC CL FW FW SC
PoP 12hr 30 50 5 40 0 20 0 30
Rain shwrs S C C C C C S S C C
Tstms S S S S
$$
PRZ008-242000-
Rafael Hernandez Airport-Aguadilla PR
18.50N 67.13W Elev. 237 ft
503 AM AST Wed Apr 24 2024
Date Wed 04/24/24 Thu 04/25/24 Fri 04/26/24
AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 84 75 83 71 84
Temp 80 83 84 81 78 77 76 75 79 82 83 80 75 73 72 72 78 83 84 81 78
Dewpt 72 73 74 74 74 75 74 73 72 73 74 73 73 73 72 72 70 71 73 73 72
RH 77 72 72 79 88 94 94 94 79 74 74 79 94100100100 76 67 70 77 82
Wind dir E NE E E E E E E E E E E E E E E E E NE NE E
Wind spd 8 6 10 9 10 8 5 8 6 5 9 8 9 9 11 11 12 16 9 11 17
Clouds SC SC B2 OV B1 SC SC B1 SC SC B2 OV SC SC SC SC SC SC OV OV B2
PoP 12hr 70 40 70 30 80
QPF 12hr 1.06 0.24 1.19 0.19 1.22
Rain shwrs S S C L C S C C C C L L S S S S C C D D C
Tstms S S S C C C S
Heat index 84 89 91 87 83 87 89 84 87 90 86
Max heat 84 91 90 83 89 89 90 90
Date Sat 04/27/24 Sun 04/28/24 Mon 04/29/24 Tue 04/30/24
AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 74 84 74 83 73 83 72 83
Temp 75 80 84 78 75 79 83 77 74 79 83 76 73 78 83 78
Dewpt 73 71 72 72 73 71 71 71 71 68 69 68 70 68 69 69
PWind dir E NE NE NE NE NE NE NE
Wind char GN BZ BZ BZ BZ BZ BZ BZ
Avg clouds B2 B1 SC SC SC SC SC SC FW FW FW SC SC FW CL FW
PoP 12hr 50 20 10 20 5 10 10 10
Rain shwrs C C S S S S S S S S S S S S S
Tstms S S
$$
PRZ010-242000-
Eugenio Maria de Hosto Airport-Mayaguez PR
18.27N 67.15W Elev. 28 ft
503 AM AST Wed Apr 24 2024
Date Wed 04/24/24 Thu 04/25/24 Fri 04/26/24
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 88 74 87 70 88
Temp 82 86 88 84 79 77 75 75 81 86 87 82 76 73 71 71 80 86 88 84 78
Dewpt 75 78 78 78 76 75 73 72 74 77 79 78 75 73 71 71 73 76 77 77 75
RH 79 77 72 82 91 94 94 90 79 75 77 88 97100100100 79 72 70 80 91
Wind dir E W E NE NE E NE E E NE NE E NE E E E E E N NE E
Wind spd 3 2 3 4 1 4 4 4 3 2 2 6 2 4 4 3 5 4 6 4 10
Clouds FW FW B2 OV SC CL FW SC FW FW B2 OV SC SC SC SC SC SC OV OV B1
PoP 12hr 70 20 70 20 80
QPF 12hr 1.09 0.06 1.14 0.12 1.13
Rain shwrs L L S S S S L L S S S S S S D D C
Tstms S S S C C C S
Heat index 88 99102 95 83 87 96101 92 84 96100 93
Max heat 88 102 101 87 101 100 84 100 100
Date Sat 04/27/24 Sun 04/28/24 Mon 04/29/24 Tue 04/30/24
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 72 88 72 87 73 87 72 87
Temp 73 81 88 78 73 80 87 78 74 81 87 77 73 80 87 80
Dewpt 73 74 77 74 72 74 76 73 71 71 74 71 70 71 74 71
PWind dir NE NE NE NE NE NE NE NE
Wind char GN GN GN GN GN BZ GN BZ
Avg clouds B1 B1 SC SC FW FW FW SC CL CL FW SC FW FW FW FW
PoP 12hr 40 30 5 30 0 10 0 10
Rain shwrs C C C C C C S S S S
Tstms S S
$$
VIZ001-242000-
CYRIL E. King Airport-St Thomas USVI
18.33N 64.97W Elev. 23 ft
503 AM AST Wed Apr 24 2024
Date Wed 04/24/24 Thu 04/25/24 Fri 04/26/24
AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 86 77 87 78 87
Temp 82 85 86 83 80 79 78 78 83 86 87 84 81 80 79 79 83 86 87 84 81
Dewpt 76 76 76 75 76 75 76 75 75 74 74 73 73 73 73 73 74 74 74 74 74
RH 82 75 72 77 88 88 94 91 77 68 65 70 77 79 82 82 74 68 65 72 79
Wind dir E E E E E E E E E E E E E E E E E E E E E
Wind spd 13 13 13 13 14 14 16 16 18 19 17 17 17 16 14 13 16 14 13 16 16
Clouds B1 B1 SC SC SC SC B1 B1 SC SC SC SC B2 B2 B1 B1 B1 B1 SC SC B1
PoP 12hr 30 40 50 50 40
QPF 12hr 0.23 0.27 0.25 0.44 0.53
Rain shwrs C C S S S C C C C S S S C C C C C C C C C
Tstms S
Heat index 90 94 96 91 86 90 94 95 91 86 84 90 94 95 91 86
Max heat 90 96 95 84 90 95 95 85 90 95 95
Date Sat 04/27/24 Sun 04/28/24 Mon 04/29/24 Tue 04/30/24
AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 77 88 76 87 75 87 76 88
Temp 78 83 88 80 77 82 87 79 76 82 87 80 77 83 88 81
Dewpt 74 74 74 74 73 74 74 73 72 72 72 72 71 72 72 72
PWind dir E NE NE NE NE NE NE NE
Wind char BZ BZ BZ BZ BZ BZ BZ BZ
Avg clouds B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC
PoP 12hr 40 30 20 20 20 20 10 10
Rain shwrs C C C S S S S S S S S S S S S S
Tstms S S
$$
VIZ002-242000-
Henry E. Rohlsen Airport-St Croix USVI
17.70N 64.80W Elev. 74 ft
503 AM AST Wed Apr 24 2024
Date Wed 04/24/24 Thu 04/25/24 Fri 04/26/24
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 88 75 87 75 87
Temp 83 87 88 84 80 78 76 76 82 86 87 84 79 77 76 76 82 86 87 84 79
Dewpt 75 75 75 74 74 74 74 74 75 74 73 73 72 72 72 72 73 73 73 73 73
RH 77 68 66 72 82 88 94 94 79 68 63 70 79 85 87 87 74 65 63 70 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 13 12 11 10 9 11 11 12 14 16 17 16 14 14 13 10 14 14 14 14 14
Clouds B1 B1 SC SC SC SC B1 B1 SC SC SC SC B2 B2 B1 B1 SC SC SC SC SC
PoP 12hr 30 50 50 50 30
QPF 12hr 0.36 0.31 0.20 0.40 0.29
Rain shwrs C C S C C C C C C S S S C C C C C C S S S
Heat index 90 96 98 91 84 88 93 95 90 83 87 93 94 90 83
Max heat 90 98 97 88 95 94 87 94 94
Date Sat 04/27/24 Sun 04/28/24 Mon 04/29/24 Tue 04/30/24
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 75 87 74 87 74 87 74 88
Temp 76 82 87 79 75 81 87 79 75 81 87 79 75 82 88 81
Dewpt 73 73 73 73 72 73 73 73 71 72 72 72 71 72 72 72
PWind dir E NE NE NE NE NE NE NE
Wind char GN GN BZ BZ GN BZ BZ BZ
Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
PoP 12hr 20 20 20 20 20 20 10 20
Rain shwrs S S S S S S S S S S S S S S S S
$$