807
FNCA72 TJSJ 310637
FWSSJU
SPOT FORECAST FOR EVENTO COSTERO...OMME QUEBRADILLAS
NATIONAL WEATHER SERVICE SAN JUAN PR
237 AM AST SAT JAN 31 2026
FORECAST IS BASED ON FORECAST START TIME OF 0819 AST ON JANUARY 31.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS OR CONCERNS
WITH THIS FORECAST AT
PHONE: 787-253-4586.
DISCUSSION
SHOWERS AND ISOLATED THUNDERSTORMS ARE EXPECTED TO
DEVELOP LATE IN THE AFTERNOON AND EVENING HOURS. THE SHOWERS WILL
BEGIN TO DEVELOP SOUTH OF THE MUNICIPALITY AROUND NOON, AND THE
SOUTHERLY WINDS WILL PUSH THIS ACTIVITY INTO THE COAST AND
ATLANTIC WATERS THROUGH THE EVENING HOURS. A LINGERING NORTHERLY
SWELL OF AROUND 4 FEET WILL CONTINUE TO PROMOTE A HIGH RISK OF RIP
CURRENTS ACROSS ALL BEACHES.
SE ESPERA EL DESARROLLO DE AGUACEROS Y TRONADAS AISLADAS DESDE
ESTA TARDE HACIA LA NOCHE. ESTOS AGUACEROS COMENZARAN A
DESARROLLARSE AL SUR DEL MUNICIPIO CERCA DEL MEDIODIA Y SE MOVERAN
HACIA LA COSTA Y AGUAS DEL ATLANTICO DEBIDO A LA CORRIENTE DE
VIENTOS DEL SUR. UNA MAREJADA PERSISTENTE DEL NORTE CERCA DE 4
PIES MANTENDRA UN RIESGO ALTO DE CORRIENTES MARINAS PARA TODAS LAS
PLAYAS.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT) THEN BECOMING
MOSTLY CLOUDY (65-75 PERCENT). ISOLATED SHOWERS
EARLY IN THE MORNING, THEN SCATTERED SHOWERS
AND ISOLATED THUNDERSTORMS IN THE AFTERNOON.
CHANCE OF PCPN......50 PERCENT.
MAX TEMPERATURE.....AROUND 82.
MIN HUMIDITY........65 PERCENT.
MAX APPARENT TEMP...88.
SURFACE WINDS (MPH).SOUTHEAST WINDS 6 TO 8 MPH.
WIND (20 FT)........EAST WINDS 5 TO 7 MPH. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON.
MIXING HEIGHT.......3400 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 6 TO 13 MPH SHIFTING TO THE SOUTH
AROUND 14 MPH LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....FAIR (14300 KNOT-FT).
DISPERSION..........6.
WAVE HEIGHT.........5 FEET.
WAVE PERIOD.........11 SECONDS.
TIME (AST) 8 AM 11 AM 2 PM 5 PM
SKY (%).........30 40 60 70
WEATHER COV.....ISOLTD ISOLTD SCTTRD SCTTRD
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR
TSTM COV........ ISOLTD ISOLTD
CHC OF PCPN (%).10 20 40 50
TEMP............82 82 82 81
RH..............67 74 77 79
APARNT TMP (F)..86 87 88 86
20 FT WIND......E 6G7 E 7G8 E 8G9 SE 8G9
SURFACE WIND....E 6G7 E 7G8 E 8G9 SE 8G9
MIX HGT (FT)....300 3400 2200 3300
TRANSPORT WIND..E 6 SE 9 E 7 S 14
DISPERSION......6 6 6 6
VRATE KT-FT/1K..14 14 22 22
VENTRATE CAT....POOR POOR POOR POOR
WAVE PERIOD (S).11 11 10 10
WAVE HEIGHT (FT)5 5 4 4
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT). SCATTERED
SHOWERS AND ISOLATED THUNDERSTORMS.
CHANCE OF PCPN......40 PERCENT.
MIN TEMPERATURE.....AROUND 80.
MAX HUMIDITY........79 PERCENT.
MAX APPARENT TEMP...86.
SURFACE WINDS (MPH).SOUTHEAST WINDS 5 TO 8 MPH.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 7 MPH. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS.
MIXING HEIGHT.......0 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 TO 13 MPH.
SMOKE DISPERSAL.....FAIR (21900 KNOT-FT) EARLY IN THE EVENING
DECREASING TO POOR (300 KNOT-FT) LATE IN THE
NIGHT.
DISPERSION..........5.
WAVE HEIGHT.........5 FEET.
WAVE PERIOD.........11 SECONDS.
TIME (AST) 6 PM 9 PM MIDNGT 3 AM
SKY (%).........60 60 60 60
WEATHER COV.....SCTTRD SCTTRD SCTTRD SCTTRD
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR
TSTM COV........ISOLTD ISOLTD ISOLTD ISOLTD
CHC OF PCPN (%).40 40 40 40
TEMP............81 81 80 80
RH..............77 75 76 74
APARNT TMP (F)..86 85 84 84
20 FT WIND......SE 8G9 SE 6G7 SE 5G6 SE 5G6
SURFACE WIND....SE 8G9 SE 6G7 SE 5G6 SE 5G6
MIX HGT (FT)....2400 BLW100 100 100
TRANSPORT WIND..S 13 SE 6 S 6 S 6
DISPERSION......6 4 4 3
VRATE KT-FT/1K..22 0 0 0
VENTRATE CAT....POOR POOR POOR POOR
WAVE PERIOD (S).10 10 11 11
WAVE HEIGHT (FT)5 5 5 5
SUNDAY
SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT) THEN BECOMING
MOSTLY CLOUDY (75-85 PERCENT). SCATTERED
SHOWERS IN THE MORNING. ISOLATED THUNDERSTORMS
IN THE LATE MORNING AND AFTERNOON. NUMEROUS
SHOWERS IN THE AFTERNOON.
CHANCE OF PCPN......70 PERCENT.
MAX TEMPERATURE.....AROUND 81.
MIN HUMIDITY........74 PERCENT.
MAX APPARENT TEMP...87.
SURFACE WINDS (MPH).SOUTHEAST WINDS AROUND 5 MPH SHIFTING TO THE
SOUTHWEST 5 TO 12 MPH IN THE LATE MORNING AND
EARLY AFTERNOON, THEN SHIFTING TO THE 10 TO 13
MPH LATE IN THE AFTERNOON.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 9 MPH IN THE
LATE MORNING AND EARLY AFTERNOON, THEN SHIFTING
TO THE SOUTHWEST 9 TO 10 MPH LATE IN THE
AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED
NEAR THUNDERSTORMS IN THE LATE MORNING AND
AFTERNOON.
MIXING HEIGHT.......4500 FT AGL.
TRANSPORT WINDS.....SOUTH 3 TO 10 MPH INCREASING TO 13 TO 16 MPH
LATE IN THE MORNING.
SMOKE DISPERSAL.....POOR (300 KNOT-FT) EARLY IN THE MORNING
INCREASING TO GOOD (30300 KNOT-FT) IN THE
AFTERNOON.
DISPERSION..........5.
WAVE HEIGHT.........5 FEET.
WAVE PERIOD.........10 SECONDS.
TIME (AST) 6 AM 9 AM NOON 3 PM
SKY (%).........50 70 90 90
WEATHER COV.....SCTTRD SCTTRD NUMRUS NUMRUS
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR
TSTM COV........ ISOLTD ISOLTD ISOLTD
CHC OF PCPN (%).30 50 70 70
TEMP............80 81 81 81
RH..............74 78 79 82
APARNT TMP (F)..83 85 86 87
20 FT WIND......SE 5G6 S 5G6 S 9G10 SW 12G17
SURFACE WIND....SE 5G6 S 5G6 S 9G10 SW 12G17
MIX HGT (FT)....BLW100 1600 4500 3800
TRANSPORT WIND..S 5 S 7 S 15 S 16
DISPERSION......3 6 6 6
VRATE KT-FT/1K..0 28 28 30
VENTRATE CAT....POOR POOR POOR POOR
WAVE PERIOD (S).9 9 10 10
WAVE HEIGHT (FT)5 5 4 4
FORECASTER...D. SANCHEZ
REQUESTED BY...MIGUEL ABRAMS REVEROL
TYPE OF REQUEST...OTHER
.TAG 2601392.1/SJU
.DELDT 01/31/26
.FORMATTERVERSION 2.0.0
.EMAIL MABRAMS@QUEBRADILLAS.PR.GOV
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