871
FOCA52 TJSJ 150903
PFMSJU
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
503 AM AST THU JAN 15 2026
PRZ001-152000-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N 66.00W ELEV. 9 FT
503 AM AST THU JAN 15 2026
DATE THU 01/15/26 FRI 01/16/26 SAT 01/17/26
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 87 74 86 73 86
TEMP 77 85 87 81 78 76 75 74 78 84 86 80 77 75 74 73 78 84 86 80 78
DEWPT 72 72 72 72 72 72 72 72 72 72 72 72 71 71 70 70 71 71 71 71 71
RH 85 65 61 74 82 87 90 93 82 67 63 77 82 87 87 90 79 65 61 74 79
WIND DIR SE E SE SE SE SE SE SE SE E E E E E E E E E E E E
WIND SPD 6 13 14 10 5 5 5 5 8 13 13 12 10 11 11 11 10 17 17 14 12
CLOUDS B2 B1 SC SC SC SC B1 SC SC SC B1 B1 B1 B1 FW FW OV OV B2 B2 B1
POP 12HR 50 40 40 70 70
QPF 12HR 0.14 0.08 0.18 0.14 0.37
RAIN SHWRS C C C S C S C C S S C C C C L L C C C
HEAT INDEX 91 93 85 90 92 84 89 91 84
MAX HEAT 93 91 92 90 92 90
DATE SUN 01/18/26 MON 01/19/26 TUE 01/20/26 WED 01/21/26
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 74 87 73 86 73 86 72 86
TEMP 75 79 87 77 74 78 86 77 74 78 86 76 73 77 86 76
DEWPT 71 71 70 71 71 71 71 72 71 71 71 72 71 71 71 71
PWIND DIR E E E E E E E E
WIND CHAR GN GN GN GN LT GN GN GN
AVG CLOUDS B1 B1 B1 SC SC SC B1 SC SC SC SC SC B1 B1 B1 SC
POP 12HR 50 40 50 50 30 40 50 50
RAIN SHWRS C C C S S C C C C C C C C C C C
TSTMS S S
PRZ002-152000-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N 65.63W ELEV. 39 FT
503 AM AST THU JAN 15 2026
DATE THU 01/15/26 FRI 01/16/26 SAT 01/17/26
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 84 73 85 74 85
TEMP 77 82 84 79 76 75 74 73 77 83 85 80 77 76 75 74 78 83 85 80 77
DEWPT 73 75 74 74 73 73 73 72 74 75 74 73 72 72 71 71 72 74 73 72 72
RH 87 79 72 85 90 94 97 97 90 77 70 79 85 87 87 90 82 74 67 77 85
WIND DIR SE SE SE SE SE SE SE E E E E E E E E E E E E E E
WIND SPD 12 13 13 12 11 10 10 10 10 12 11 10 12 13 12 11 13 18 18 16 14
CLOUDS B2 B2 B2 SC B1 SC B1 SC SC SC B1 B1 B1 B1 SC SC OV OV B1 B1 B1
POP 12HR 50 40 40 70 70
QPF 12HR 0.33 0.09 0.13 0.15 0.30
RAIN SHWRS C C C C C C C C S S C C C C S S L L C C C
HEAT INDEX 89 91 91 92 84 90 91 84
MAX HEAT 92 89 93 90 92 90
DATE SUN 01/18/26 MON 01/19/26 TUE 01/20/26 WED 01/21/26
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 74 84 73 85 73 84 72 84
TEMP 75 78 84 76 74 77 85 77 74 77 84 76 73 76 84 76
DEWPT 71 72 72 72 72 72 73 73 72 73 73 72 72 73 73 72
PWIND DIR E E E E E E E E
WIND CHAR BZ BZ GN GN GN GN GN GN
AVG CLOUDS B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC B1 B1 B1 B1 B1
POP 12HR 50 40 50 50 30 40 50 50
RAIN SHWRS C C C C C C C C C C C C C C C C
TSTMS S S S
PRZ007-152000-
MERCEDITA AIRPORT-PONCE PR
18.02N 66.56W ELEV. 26 FT
503 AM AST THU JAN 15 2026
DATE THU 01/15/26 FRI 01/16/26 SAT 01/17/26
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 86 71 87 71 87
TEMP 76 84 86 79 76 74 72 71 77 85 87 79 76 74 72 71 77 85 87 79 76
DEWPT 69 70 70 70 71 71 69 69 69 69 70 70 69 68 67 66 65 67 67 67 66
RH 79 63 59 74 85 90 90 93 76 59 57 74 79 82 84 84 67 55 52 67 71
WIND DIR NE E SE E E NE NE NE NE E SE E NE NE NE NE NE E E E E
WIND SPD 5 12 12 10 8 5 5 5 4 13 13 11 6 5 6 8 6 16 17 12 8
WIND GUST 26 28
CLOUDS B1 OV SC SC SC SC SC SC SC SC SC SC SC SC FW FW SC SC SC SC FW
POP 12HR 70 30 30 20 20
QPF 12HR 0.27 0.06 0.15 0.01 0.05
RAIN SHWRS C L C S C C S C S S C C S S S S S S
HEAT INDEX 88 90 89 92 82 88 90 82
MAX HEAT 91 89 92 90 90 88
DATE SUN 01/18/26 MON 01/19/26 TUE 01/20/26 WED 01/21/26
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 71 87 70 87 70 86 70 86
TEMP 72 77 87 75 71 76 87 75 71 76 86 75 71 76 86 75
DEWPT 67 65 67 66 67 67 69 69 68 67 69 70 68 68 70 68
PWIND DIR NE E NE E NE E NE E
WIND CHAR LT GN LT GN LT GN LT GN
AVG CLOUDS FW SC FW FW FW FW FW SC SC FW FW SC SC SC SC SC
POP 12HR 10 5 0 20 10 30 10 30
RAIN SHWRS S S S S S S C C S S S C
PRZ008-152000-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N 67.13W ELEV. 237 FT
503 AM AST THU JAN 15 2026
DATE THU 01/15/26 FRI 01/16/26 SAT 01/17/26
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 85 71 84 71 85
TEMP 75 83 85 78 75 73 72 71 76 82 84 78 75 73 72 71 76 83 85 78 75
DEWPT 69 72 74 73 73 71 70 68 70 72 74 74 73 72 70 68 69 71 74 72 72
RH 82 70 70 85 94 93 93 90 82 72 72 88 94 97 93 90 79 67 70 82 90
WIND DIR E E E NE E SE E E E E NE E E E E E E E E E E
WIND SPD 9 6 9 6 3 2 4 6 6 5 9 11 14 14 18 17 16 18 20 24 21
CLOUDS FW FW B1 B2 FW FW FW FW FW FW B1 B1 SC SC SC SC SC SC B2 B2 SC
POP 12HR 50 0 40 10 50
QPF 12HR 0.19 0 0.21 0.02 0.29
RAIN SHWRS C C C C S S S S S S C C S
HEAT INDEX 88 92 87 91 88 92
MAX HEAT 92 90 91 89 92 90
DATE SUN 01/18/26 MON 01/19/26 TUE 01/20/26 WED 01/21/26
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 71 85 71 85 71 84 71 84
TEMP 72 76 85 75 72 76 85 75 72 76 84 75 72 76 84 75
DEWPT 69 69 72 71 69 70 74 73 70 70 74 73 70 70 73 72
PWIND DIR E E E E E E E E
WIND CHAR BZ BZ GN GN GN GN GN BZ
AVG CLOUDS SC SC FW B1 SC SC SC B1 SC FW FW SC FW FW SC SC
POP 12HR 20 40 20 50 10 30 10 20
RAIN SHWRS S S C C S S C C S S C C S S S
TSTMS S S
PRZ010-152000-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N 67.15W ELEV. 28 FT
503 AM AST THU JAN 15 2026
DATE THU 01/15/26 FRI 01/16/26 SAT 01/17/26
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 70 90 69 90
TEMP 76 86 89 80 76 73 71 70 77 87 90 80 76 73 70 69 77 87 90 80 76
DEWPT 71 75 74 74 72 72 71 70 71 74 74 74 73 72 70 69 70 73 73 73 71
RH 85 70 61 82 87 97100100 82 65 60 82 90 97100100 79 63 58 79 85
WIND DIR E SE SE SE E E E E E NW W E E E E E E E E E E
WIND SPD 4 8 11 5 5 4 4 4 3 2 6 6 6 6 10 11 9 6 4 9 10
CLOUDS FW SC B1 SC FW FW FW FW FW SC OV OV SC SC FW FW FW FW OV OV SC
POP 12HR 40 0 70 30 70
QPF 12HR 0.09 0 0.80 0.02 0.58
RAIN SHWRS S C S S L L C C L L S
TSTMS S S
HEAT INDEX 95 98 85 95 99 85 94 98 84
MAX HEAT 99 95 99 96 98 95
DATE SUN 01/18/26 MON 01/19/26 TUE 01/20/26 WED 01/21/26
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 69 90 68 90 68 89 69 89
TEMP 70 77 90 75 70 76 90 75 70 76 89 75 70 76 89 75
DEWPT 69 69 72 71 69 70 73 72 70 70 73 72 70 71 74 72
PWIND DIR E E E E E E E E
WIND CHAR GN LT LT LT LT LT LT LT
AVG CLOUDS SC FW FW SC SC SC SC B1 SC FW SC SC FW FW SC B1
POP 12HR 10 30 20 60 10 50 10 50
RAIN SHWRS S C C S S L L S S C C S C C
TSTMS 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 THU JAN 15 2026
DATE THU 01/15/26 FRI 01/16/26 SAT 01/17/26
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 86 76 88 77 87
TEMP 80 85 86 81 79 78 77 76 80 86 88 83 80 79 78 77 81 86 87 82 80
DEWPT 76 76 76 76 75 75 75 75 75 75 75 74 74 73 74 73 75 75 75 75 74
RH 88 75 72 85 88 91 94 97 85 70 66 74 82 82 88 87 82 70 68 79 82
WIND DIR E E SE SE E E E E E E E E E E E E E E E E E
WIND SPD 18 18 17 18 16 16 14 14 16 17 16 17 18 19 18 18 21 23 21 20 21
CLOUDS B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC B1 B1 B2 B2 SC SC B1
POP 12HR 40 20 30 60 60
QPF 12HR 0.14 0.03 0.06 0.13 0.19
RAIN SHWRS C C C S S S S S S S C C S S C C L L C C C
HEAT INDEX 86 94 96 88 83 86 95 97 90 85 86 94 96 89 85
MAX HEAT 86 96 94 86 98 96 84 86 96 94
DATE SUN 01/18/26 MON 01/19/26 TUE 01/20/26 WED 01/21/26
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 77 87 77 87 77 86 77 86
TEMP 78 81 87 80 78 81 87 80 78 80 86 80 78 80 86 80
DEWPT 74 74 74 74 74 75 75 74 74 75 75 75 74 75 75 74
PWIND DIR E E E E E E E E
WIND CHAR WY BZ BZ BZ BZ BZ BZ BZ
AVG CLOUDS B1 SC SC SC B1 B1 B1 SC SC SC SC B1 B1 B1 B1 SC
POP 12HR 40 40 40 40 20 40 40 40
RAIN SHWRS C S S C C C C C S S 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 THU JAN 15 2026
DATE THU 01/15/26 FRI 01/16/26 SAT 01/17/26
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 86 74 86 72 85
TEMP 77 84 86 80 78 76 75 74 78 84 86 79 76 74 73 72 77 83 85 79 76
DEWPT 73 74 74 73 73 73 72 73 73 73 73 72 72 71 71 71 72 73 72 72 72
RH 87 72 68 79 85 90 90 97 85 70 65 79 87 90 93 97 85 72 65 79 87
WIND DIR E E SE E E E E E E E E E E E E E E E E E E
WIND SPD 16 17 17 16 14 13 13 13 13 16 16 14 16 16 16 16 19 21 21 19 19
CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC FW FW SC SC B2 B2 SC SC SC
POP 12HR 30 20 30 60 60
QPF 12HR 0.08 0.02 0.06 0.09 0.16
RAIN SHWRS S C C S S S S S S S C C C C L L S S S
HEAT INDEX 91 93 85 90 92 83 89 91
MAX HEAT 94 92 93 91 91 89
DATE SUN 01/18/26 MON 01/19/26 TUE 01/20/26 WED 01/21/26
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 72 86 72 85 72 86 71 86
TEMP 73 77 86 76 73 77 85 76 73 77 86 76 72 76 86 76
DEWPT 72 72 72 72 72 73 73 73 73 73 73 72 72 72 72 72
PWIND DIR E E E E E E E E
WIND CHAR BZ BZ BZ BZ GN GN GN BZ
AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR 20 20 20 40 10 30 30 30
RAIN SHWRS S S S S S S C C S S C C C C C C
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page