Point Forecast Matrices Issued by NWS San Juan, PR
000
FOCA52 TJSJ 250903
PFMSJU
Point Forecast Matrices
National Weather Service San Juan PR
503 AM AST Thu Apr 25 2024
PRZ001-252000-
Luis Munoz Marin International Airport-San Juan
18.43N 66.00W Elev. 9 ft
503 AM AST Thu Apr 25 2024
Date Thu 04/25/24 Fri 04/26/24 Sat 04/27/24
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 75 87 76 85
Temp 82 86 87 84 79 77 76 76 82 86 87 84 80 78 77 77 81 84 85 82 79
Dewpt 75 75 75 75 74 74 73 72 73 73 73 73 74 73 73 73 73 74 74 73 72
RH 79 70 68 74 85 90 90 87 74 65 63 70 82 85 87 87 77 72 70 74 79
Wind dir E E E E E E E E E E E E E E E E E E NE NE NE
Wind spd 6 14 17 11 10 9 9 8 8 12 12 10 10 6 5 5 8 11 11 9 9
Clouds B2 B1 B1 OV B1 B1 SC SC SC SC B2 B2 B1 B1 B2 B2 B2 B2 SC SC SC
PoP 12hr 70 40 60 60 50
QPF 12hr 1.40 0.22 1.21 0.32 0.38
Rain shwrs C C C L C C C S S S C L C C L L C C C C S
Tstms C S S S S
Heat index 89 95 96 91 83 87 93 95 90 84 86 91 93 88
Max heat 89 96 96 87 95 94 83 86 93 92
Date Sun 04/28/24 Mon 04/29/24 Tue 04/30/24 Wed 05/01/24
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 85 75 85 74 85 78 85
Temp 76 81 85 79 76 81 85 78 75 80 85 80 78 82 85 82
Dewpt 71 72 73 71 70 70 70 70 69 70 70 69 69 70 71 71
PWind dir NE NE NE NE NE NE NE NE
Wind char 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
PoP 12hr 30 30 20 30 20 20 20 20
Rain shwrs S C C S S S C C S S S S S S S S
$$
PRZ002-252000-
Roosevelt Roads Naval Airstation-Ceiba PR
18.25N 65.63W Elev. 39 ft
503 AM AST Thu Apr 25 2024
Date Thu 04/25/24 Fri 04/26/24 Sat 04/27/24
AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 87 76 87 78 86
Temp 83 86 87 84 80 78 77 77 82 86 87 84 81 80 79 78 82 85 86 83 80
Dewpt 76 76 76 75 75 74 73 72 73 74 74 74 74 74 73 73 74 75 74 74 73
RH 80 72 70 74 85 88 87 85 74 68 65 72 79 82 82 85 77 72 68 74 79
Wind dir E E E E E E E E E E E E NE E E E E E NE NE NE
Wind spd 11 12 12 10 9 11 10 9 9 11 10 8 9 9 8 5 9 10 10 10 11
Clouds B2 B2 B1 B2 B2 B2 B2 SC SC SC B1 B2 B2 B2 OV OV OV OV SC SC SC
PoP 12hr 50 60 60 80 70
QPF 12hr 0.74 0.32 0.68 0.44 0.42
Rain shwrs C C C C C C L S S S C C L L D D L L C C S
Tstms S S S S S
Heat index 91 96 98 92 85 88 93 95 92 87 84 89 93 94 90 84
Max heat 91 98 97 83 88 95 95 86 89 94 94
Date Sun 04/28/24 Mon 04/29/24 Tue 04/30/24 Wed 05/01/24
AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 76 87 76 87 77 87 78 87
Temp 77 82 87 80 77 82 87 81 78 83 87 81 78 83 87 83
Dewpt 72 73 74 72 71 71 71 70 70 71 72 71 70 71 72 71
PWind dir NE NE NE NE NE NE NE NE
Wind char GN GN GN GN GN GN GN GN
Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
PoP 12hr 30 30 20 30 20 20 20 20
Rain shwrs S C C C S S C C S S S S S S S S
$$
PRZ007-252000-
Mercedita Airport-Ponce PR
18.02N 66.56W Elev. 26 ft
503 AM AST Thu Apr 25 2024
Date Thu 04/25/24 Fri 04/26/24 Sat 04/27/24
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 71 87 73 85
Temp 81 86 87 83 77 74 72 72 80 85 87 83 78 76 74 74 80 84 85 81 77
Dewpt 71 71 72 72 72 71 70 70 69 67 68 69 69 69 69 68 69 70 71 71 70
RH 72 61 61 70 85 90 93 93 69 55 53 63 74 79 84 82 69 63 63 72 79
Wind dir E SE SE SE E NE E NE E E SE SE NE NE NE NE NE E E NE NE
Wind spd 5 10 11 9 6 5 4 3 4 13 10 8 5 4 4 3 3 12 12 3 6
Clouds SC SC SC B1 CL CL CL SC SC SC SC SC SC SC SC SC SC SC OV OV SC
PoP 12hr 40 20 20 20 70
QPF 12hr 0.36 0.07 0.26 0.13 1.10
Rain shwrs S S S C S S S S S S S S S S S L L S
Tstms C C
Heat index 85 91 93 88 83 88 91 87 82 88 90 85
Max heat 85 93 93 83 91 90 82 90 90
Date Sun 04/28/24 Mon 04/29/24 Tue 04/30/24 Wed 05/01/24
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 74 88 73 88 77 88
Temp 73 81 88 79 75 82 88 78 74 81 88 81 77 83 88 83
Dewpt 68 68 69 70 69 67 67 68 67 67 66 65 61 61 64 63
PWind dir NE NE NE NE NE NE NE E
Wind char LT GN LT GN GN GN GN GN
Avg clouds SC SC SC B1 CL CL FW SC SC FW FW SC SC SC SC SC
PoP 12hr 20 60 0 20 10 30 10 20
Rain shwrs S S L L S S S S C C S S S S
Tstms S S
$$
PRZ008-252000-
Rafael Hernandez Airport-Aguadilla PR
18.50N 67.13W Elev. 237 ft
503 AM AST Thu Apr 25 2024
Date Thu 04/25/24 Fri 04/26/24 Sat 04/27/24
AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 83 71 84 74 84
Temp 79 82 83 80 75 73 72 72 78 83 84 81 78 76 75 75 80 83 84 81 78
Dewpt 72 73 74 74 73 73 72 72 71 71 72 73 73 73 73 73 72 72 72 72 71
RH 79 74 74 82 94100100100 79 67 67 77 85 90 94 94 77 70 67 74 79
Wind dir E E NE E E E E E E E NE NE E E E E E NE NE NE NE
Wind spd 5 6 5 5 5 8 5 6 12 13 8 13 17 14 11 13 14 17 16 17 14
Clouds SC SC B2 OV SC SC SC B1 SC SC B2 OV SC SC B1 B1 SC SC B2 B2 SC
PoP 12hr 70 40 70 40 50
QPF 12hr 1.33 0.23 1.27 0.22 0.74
Rain shwrs S S L L S S S C C C C L C C C C C C C C C
Tstms S C S C S S
Heat index 83 87 89 84 87 89 86 83 88 90 86
Max heat 83 89 89 89 89 83 90 89
Date Sun 04/28/24 Mon 04/29/24 Tue 04/30/24 Wed 05/01/24
AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 74 83 73 83 72 83 76 83
Temp 75 79 83 77 74 79 83 76 73 78 83 78 76 80 83 80
Dewpt 72 70 71 70 71 68 68 68 69 68 69 68 69 68 70 70
PWind dir NE NE NE NE NE NE E NE
Wind char BZ BZ BZ BZ BZ BZ BZ BZ
Avg clouds SC SC SC SC SC FW FW SC SC FW CL FW SC FW FW SC
PoP 12hr 30 20 10 10 10 10 10 10
Rain shwrs C C S S S S S S S S S S S S S
$$
PRZ010-252000-
Eugenio Maria de Hosto Airport-Mayaguez PR
18.27N 67.15W Elev. 28 ft
503 AM AST Thu Apr 25 2024
Date Thu 04/25/24 Fri 04/26/24 Sat 04/27/24
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 70 88 72 88
Temp 81 86 87 82 76 73 71 71 80 86 88 84 78 75 73 73 81 86 88 84 78
Dewpt 75 77 78 78 76 73 71 71 74 76 77 77 75 74 73 72 75 77 77 77 74
RH 82 75 75 88100100100100 82 72 70 80 91 97100 97 82 75 70 80 88
Wind dir E SE E NE NE NE E E E W W NE NE E NE NE NE NE NE NE NE
Wind spd 5 2 4 4 4 4 4 4 5 3 4 6 6 8 4 8 8 9 6 13 11
Clouds SC FW B2 OV FW CL CL SC SC SC B2 OV SC SC SC SC SC SC OV OV SC
PoP 12hr 70 20 70 30 70
QPF 12hr 1.23 0.08 1.23 0.15 1.11
Rain shwrs S S L L S S S C L C C S S S S L L C
Tstms S C S C C C
Heat index 87 96100 92 85 96100 93 87 98100 93
Max heat 87 100 99 85 100 100 87 100 100
Date Sun 04/28/24 Mon 04/29/24 Tue 04/30/24 Wed 05/01/24
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 87 73 87 72 87 76 87
Temp 73 80 87 78 74 81 87 77 73 80 87 80 76 82 87 82
Dewpt 71 73 76 72 71 71 73 70 69 70 74 71 69 71 74 72
PWind dir NE NE NE NE NE NE NE NE
Wind char GN GN GN GN BZ BZ BZ GN
Avg clouds SC SC FW SC SC FW FW SC SC FW FW FW CL CL FW SC
PoP 12hr 30 30 10 10 10 10 0 20
Rain shwrs C C C C S S S S S S S S S S
$$
VIZ001-252000-
CYRIL E. King Airport-St Thomas USVI
18.33N 64.97W Elev. 23 ft
503 AM AST Thu Apr 25 2024
Date Thu 04/25/24 Fri 04/26/24 Sat 04/27/24
AST 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 87 78 87 77 88
Temp 83 86 87 84 81 80 79 79 83 86 87 84 81 79 78 78 83 87 88 85 80
Dewpt 76 76 75 75 74 73 73 73 74 74 74 74 74 74 74 74 75 74 74 73 73
RH 80 72 68 74 79 79 82 82 74 68 65 72 79 85 88 88 77 65 63 67 79
Wind dir E E E E E E E E E E E E E E E E E E NE NE NE
Wind spd 17 17 17 16 17 17 16 16 13 13 14 13 14 16 14 14 16 14 11 12 14
Clouds SC B2 B1 SC SC SC SC SC SC SC SC SC B2 B2 OV OV B2 B2 SC SC SC
PoP 12hr 50 30 50 70 50
QPF 12hr 0.54 0.13 0.25 0.37 0.18
Rain shwrs C C C C S S C S S S S S C C L L C C S S S
Tstms S S S S
Heat index 90 95 96 92 87 84 89 94 95 91 86 90 95 96 91 85
Max heat 90 96 96 86 89 95 95 84 90 97 96
Date Sun 04/28/24 Mon 04/29/24 Tue 04/30/24 Wed 05/01/24
AST 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 76 87 75 87 76 88 78 88
Temp 77 82 87 79 76 82 87 80 77 83 88 81 78 84 88 83
Dewpt 73 73 74 73 72 71 71 71 71 72 72 71 72 72 73 73
PWind dir NE NE NE NE NE NE NE NE
Wind char BZ BZ BZ BZ BZ BZ BZ BZ
Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
PoP 12hr 30 30 20 20 20 20 10 20
Rain shwrs S C C S S S S S S S S S S S S S
$$
VIZ002-252000-
Henry E. Rohlsen Airport-St Croix USVI
17.70N 64.80W Elev. 74 ft
503 AM AST Thu Apr 25 2024
Date Thu 04/25/24 Fri 04/26/24 Sat 04/27/24
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 75 87 75 87
Temp 82 86 87 84 79 77 76 76 82 86 87 84 79 77 76 76 82 86 87 83 79
Dewpt 75 75 75 74 73 72 71 71 73 73 73 73 73 73 73 72 73 73 73 72 73
RH 79 70 68 72 82 85 85 85 74 65 63 70 82 87 90 87 74 65 63 70 82
Wind dir E E E E E E E E E E E E NE E E E E E E NE NE
Wind spd 14 16 14 14 16 14 13 12 13 12 12 11 12 13 12 11 13 13 10 12 12
Clouds B1 B2 B1 B2 SC SC SC SC SC SC SC SC B1 B1 B2 B2 B2 B2 B1 B1 SC
PoP 12hr 50 30 40 60 60
QPF 12hr 0.67 0.13 0.21 0.30 0.60
Rain shwrs C C C C S S C S S S S S C C C C L L C C S
Tstms S S
Heat index 88 94 96 90 83 87 92 94 90 83 87 93 94 89
Max heat 88 96 95 87 94 94 87 95 94
Date Sun 04/28/24 Mon 04/29/24 Tue 04/30/24 Wed 05/01/24
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 87 74 87 74 88 78 88
Temp 75 81 87 79 75 81 87 79 75 82 88 81 78 84 88 83
Dewpt 72 72 73 73 72 72 72 71 71 72 72 72 71 72 73 73
PWind dir NE NE NE NE NE NE NE NE
Wind char GN BZ BZ BZ BZ BZ BZ GN
Avg clouds SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
PoP 12hr 30 30 20 20 20 20 20 30
Rain shwrs S C C C S S S S S S S S S S C C
$$