536
FOCA52 TJSJ 220632
PFMSJU
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
232 AM AST SAT AUG 22 2026
PRZ001-222000-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N 66.00W ELEV. 9 FT
232 AM AST SAT AUG 22 2026
DATE SAT 08/22/26 SUN 08/23/26 MON 08/24/26
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 93 81 93
TEMP 80 87 91 92 88 84 82 81 81 88 92 93 89 85 83 82 82 88 92 93 89 85
DEWPT 75 75 75 76 75 75 75 75 74 74 74 76 76 76 77 76 76 76 76 77 76 77
RH 85 68 60 60 66 74 79 82 79 63 56 58 66 75 82 82 82 68 60 60 66 77
WIND DIR E E E E E E E E E E E E E E E E E E E E E E
WIND SPD 6 9 12 16 13 10 9 8 9 10 14 16 14 10 10 9 10 9 13 17 14 11
CLOUDS FW FW SC SC SC FW CL FW SC B2 SC SC FW B1 B1 B1 B1 SC SC SC SC SC
POP 12HR 50 60 60 40 30
QPF 12HR 0.07 0.09 0.08 0.08 0.11
RAIN SHWRS S S C C C S S C L C S S C C C C S S C C S
TSTMS S
HEAT INDEX 85 97102104 98 92 89 86 87 97102106100 95 92 89 89100105107101 95
MAX HEAT 97 104 103 91 97 106 105 94 100 107 106
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26 FRI 08/28/26
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 93 80 93 81 92 80 90
TEMP 82 88 93 84 81 88 93 85 82 88 92 84 81 86 90 84
DEWPT 76 76 77 77 76 76 76 76 75 75 75 76 75 75 76 76
PWIND DIR E E E E E E E E
WIND CHAR GN GN GN GN GN GN GN GN
AVG CLOUDS SC SC B1 B1 B2 B2 SC SC B1 B1 SC FW CL FW SC SC
POP 12HR 30 50 50 40 40 20 10 30
RAIN SHWRS S C C L L L C C C C S S S C C
TSTMS S S S S
PRZ002-222000-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N 65.63W ELEV. 39 FT
232 AM AST SAT AUG 22 2026
DATE SAT 08/22/26 SUN 08/23/26 MON 08/24/26
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 82 90 82 90
TEMP 82 87 89 90 88 85 84 82 83 87 90 90 88 85 84 82 83 87 90 90 88 85
DEWPT 75 75 75 76 75 75 75 74 74 75 75 76 77 77 76 76 76 77 77 77 77 77
RH 79 68 64 64 66 72 74 77 74 68 62 64 70 77 77 82 80 72 66 66 70 77
WIND DIR E E E E E E E E E E E E E E E E E E E E E E
WIND SPD 9 11 10 12 11 10 11 10 10 12 13 13 12 11 12 11 12 11 12 12 12 11
CLOUDS FW SC SC SC SC CL CL SC SC B2 SC B2 FW B1 B1 B1 B1 SC SC SC SC SC
POP 12HR 50 60 60 40 30
QPF 12HR 0.10 0.11 0.11 0.07 0.10
RAIN SHWRS S C C C C S C L S L S C C C C S S C C S
TSTMS S S S
HEAT INDEX 88 96100101 97 93 91 89 89 96100102 99 94 92 90 91 98102103100 95
MAX HEAT 96 101 101 92 96 102 102 94 98 103 103
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26 FRI 08/28/26
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 82 90 82 90 82 90 82 90
TEMP 82 87 90 85 82 87 90 85 82 87 90 85 82 87 90 85
DEWPT 76 77 77 77 76 77 77 77 76 75 76 76 75 76 76 77
PWIND DIR E E E E E E E E
WIND CHAR GN GN GN GN GN GN GN GN
AVG CLOUDS SC SC B1 B1 B2 B2 SC SC B1 B1 SC SC SC SC SC B1
POP 12HR 40 50 50 40 40 20 20 50
RAIN SHWRS S C C L L L C C C C S S S S C C
TSTMS S S S S
PRZ007-222000-
MERCEDITA AIRPORT-PONCE PR
18.02N 66.56W ELEV. 26 FT
232 AM AST SAT AUG 22 2026
DATE SAT 08/22/26 SUN 08/23/26 MON 08/24/26
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 77 91 78 91
TEMP 79 86 90 91 87 82 80 78 78 86 90 91 87 82 80 79 79 86 90 91 87 83
DEWPT 72 71 72 73 72 70 69 69 70 70 72 73 73 73 73 72 71 71 72 73 73 72
RH 79 61 56 56 61 67 69 74 76 59 56 56 63 74 79 79 77 61 56 56 63 70
WIND DIR NE E SE SE SE E NE NE NE E SE SE E E E E NE E E SE SE E
WIND SPD 4 5 12 14 11 8 5 5 5 6 14 14 13 9 5 5 5 9 13 17 14 9
WIND GUST 25 24 28
CLOUDS FW CL CL SC SC CL CL FW SC CL CL SC SC FW FW FW FW CL CL SC SC CL
POP 12HR 40 20 20 0 20
QPF 12HR 0.11 0.02 0.15 0 0.04
RAIN SHWRS S C C S S S S S S
HEAT INDEX 83 92 97 99 93 85 82 90 98100 94 88 85 82 92 98 99 95 88
MAX HEAT 92 99 99 84 90 100 99 87 92 99 99
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26 FRI 08/28/26
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 90 78 91 78 91 78 91
TEMP 80 86 90 82 79 86 91 82 79 86 91 82 79 86 91 82
DEWPT 72 70 74 74 74 74 72 70 72 71 72 72 72 71 73 74
PWIND DIR E E E E NE E NE E
WIND CHAR LT GN LT GN LT GN LT GN
AVG CLOUDS CL CL FW SC CL CL FW FW CL CL CL CL CL FW FW FW
POP 12HR 0 20 0 10 0 0 0 10
RAIN SHWRS S S S S S
PRZ008-222000-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N 67.13W ELEV. 237 FT
232 AM AST SAT AUG 22 2026
DATE SAT 08/22/26 SUN 08/23/26 MON 08/24/26
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 77 89 77 89
TEMP 78 84 88 89 85 81 79 78 78 84 88 89 85 81 79 78 78 84 88 89 86 82
DEWPT 74 76 77 77 77 77 76 74 73 75 77 77 77 78 77 76 75 77 78 78 78 78
RH 88 77 70 68 77 88 91 88 85 74 70 68 77 91 94 94 91 80 72 70 77 88
WIND DIR E E E NE NE E E E E E E E E E E E E E E NE E E
WIND SPD 14 12 9 12 14 16 11 12 10 12 6 14 13 18 9 11 11 11 6 17 16 20
CLOUDS SC SC SC SC B2 SC SC FW CL FW FW SC B2 SC SC SC SC CL CL SC SC SC
POP 12HR 70 40 60 10 20
QPF 12HR 0.10 0.05 0.46 0.01 0.04
RAIN SHWRS C C C C L C C S S S C L S S S S S S S
TSTMS S S S
HEAT INDEX 94101102 96 88 84 93100101 96 89 84 95102103 98 91
MAX HEAT 94 102 101 87 93 101 100 88 95 103 102
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26 FRI 08/28/26
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 89 78 89 77 89 77 89
TEMP 79 85 89 82 79 85 89 81 78 84 89 81 78 84 89 81
DEWPT 76 77 78 78 75 77 78 78 75 76 77 77 75 76 78 77
PWIND DIR E E E E E E E E
WIND CHAR BZ LT LT GN GN BZ GN BZ
AVG CLOUDS SC SC FW SC SC FW FW SC FW FW FW FW CL CL FW SC
POP 12HR 20 40 10 10 5 10 0 20
RAIN SHWRS S S C C S S S S S S S S
TSTMS S S
PRZ010-222000-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N 67.15W ELEV. 28 FT
232 AM AST SAT AUG 22 2026
DATE SAT 08/22/26 SUN 08/23/26 MON 08/24/26
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 94 75 94 76 94
TEMP 78 87 93 94 88 81 79 76 77 87 93 94 88 82 79 77 78 87 93 94 88 82
DEWPT 74 76 77 78 78 77 76 74 73 75 76 77 78 77 77 75 75 77 78 79 79 78
RH 88 70 60 60 72 88 91 94 87 68 58 58 72 85 94 94 91 72 62 62 75 88
WIND DIR NE E W W NE E E E E E SE NE NE E E E E E E NE E E
WIND SPD 10 3 4 5 5 4 5 4 5 4 1 6 5 6 5 4 4 3 4 5 6 6
CLOUDS FW CL SC SC B2 SC FW FW CL CL CL SC SC SC SC SC SC CL CL B2 B2 SC
POP 12HR 70 20 50 10 60
QPF 12HR 0.60 0.01 0.38 0.01 0.55
RAIN SHWRS S S C L S S S C C S S S S L L S
TSTMS S S S S S
HEAT INDEX 98107110102 89 96106109102 90 84 98109111104 91
MAX HEAT 98 110 109 87 96 109 108 88 98 111 110
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26 FRI 08/28/26
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 94 77 94 76 94 76 94
TEMP 77 87 94 83 78 88 94 82 77 87 94 82 77 87 94 82
DEWPT 75 77 79 78 75 77 80 78 75 76 79 77 74 76 79 77
PWIND DIR E E E NE E NE E NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC B1 SC FW SC B1 SC FW FW SC CL CL FW SC
POP 12HR 20 60 10 60 10 40 0 40
RAIN SHWRS S S L L S S L L S S C C C C
TSTMS S S S S S S
VIZ001-222000-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N 64.97W ELEV. 23 FT
232 AM AST SAT AUG 22 2026
DATE SAT 08/22/26 SUN 08/23/26 MON 08/24/26
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 82 93 82 91
TEMP 83 87 90 90 88 85 84 82 83 89 92 93 90 86 84 83 83 88 90 91 88 85
DEWPT 70 71 71 70 71 71 71 70 69 71 72 72 73 72 73 73 72 72 74 73 73 73
RH 65 59 54 52 57 63 65 67 63 56 52 51 58 63 70 72 70 59 60 56 61 67
WIND DIR E E E E E E E E E E E E E E E E E E E E E E
WIND SPD 16 14 14 16 12 16 16 17 14 17 18 14 14 17 18 17 16 18 16 14 14 16
CLOUDS FW SC SC SC SC CL CL SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR 50 30 50 20 10
QPF 12HR 0.08 0.07 0.16 0.03 0.02
RAIN SHWRS S C C C C C S S C C S S S S S S S S S S
TSTMS S
HEAT INDEX 87 93 96 96 93 89 88 86 87 95100101 97 92 90 88 88 95 99 99 96 92
MAX HEAT 93 96 95 89 95 101 100 91 95 100 98
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26 FRI 08/28/26
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 82 93 82 93 82 93 80 92
TEMP 83 89 93 86 83 89 93 86 83 89 93 84 81 87 92 85
DEWPT 72 72 72 74 74 73 72 73 72 71 72 72 72 72 72 72
PWIND DIR E E E E E E E E
WIND CHAR GN GN BZ BZ BZ BZ BZ BZ
AVG CLOUDS SC SC SC SC B2 B1 FW SC SC SC SC FW CL CL FW SC
POP 12HR 30 50 50 30 30 10 0 40
RAIN SHWRS S C C C C C S C C C S S S C
TSTMS S S S
VIZ002-222000-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N 64.80W ELEV. 74 FT
232 AM AST SAT AUG 22 2026
DATE SAT 08/22/26 SUN 08/23/26 MON 08/24/26
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 81 91 81 91
TEMP 83 88 90 91 88 84 83 82 82 87 90 91 88 84 83 82 82 87 90 91 88 84
DEWPT 75 75 75 75 75 75 75 75 75 76 77 77 77 77 77 77 77 77 77 77 77 77
RH 77 66 62 60 66 74 77 79 79 70 66 64 70 80 82 85 85 72 66 64 70 80
WIND DIR E E E E E E E E E E E E E E E E E E E E E E
WIND SPD 13 14 16 13 12 13 16 14 13 17 16 14 14 14 16 16 14 16 16 14 13 12
CLOUDS FW SC SC SC SC FW FW SC SC FW SC FW FW SC SC SC SC SC SC SC SC SC
POP 12HR 50 40 30 20 10
QPF 12HR 0.06 0.06 0.08 0.03 0.02
RAIN SHWRS S C C C S S S C S S C S S S S S S S S S S S
TSTMS S
HEAT INDEX 90 98101101 97 92 90 88 88 97103104 99 94 92 89 90 99104104 99 94
MAX HEAT 98 101 101 91 97 104 103 93 99 104 103
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26 FRI 08/28/26
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 91 81 91 81 91 80 90
TEMP 82 87 91 84 82 87 91 84 82 87 91 84 81 86 90 84
DEWPT 77 77 77 77 77 77 76 76 76 76 76 75 76 76 77 77
PWIND DIR E E E E E E E E
WIND CHAR GN GN BZ BZ BZ BZ BZ BZ
AVG CLOUDS SC SC B1 SC B2 B1 SC SC SC SC FW SC SC FW FW SC
POP 12HR 40 50 50 30 30 10 10 50
RAIN SHWRS S C C C C C S C C C S S S S S C
TSTMS S S S
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