886  
FNCA72 TJSJ 151142  
FWSSJU  
 
SPOT FORECAST FOR PARGUERA...USFWS  
NATIONAL WEATHER SERVICE SAN JUAN PR  
742 AM AST SUN JUN 15 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 0800 AST ON JUNE 15.  
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  
 
A THICK UPPER-LEVEL CLOUD DECK WILL CONTINUE TO MOVE OVER THE  
REGION. THIS WILL DELAY THE ONSET OF AFTERNOON SHOWERS, THAT ARE  
EXPECTED TO DEVELOP MAINLY TO THE NORTH AND WEST OF LAJAS.  
TEMPERATURES SHOULD REMAIN IN THE MID 80S, BUT HIGHER MOISTURE  
CONTENT TODAY WILL LEAD TO RH'S IN THE MID AND UPPER 60S, WHICH  
WILL RESULT IN HEAT INDICES RANGING FROM 98F TO 103F. LIGHT  
EASTERLY WINDS EXPECTED EARLY THIS MORNING BUT THE SEA BREEZE WILL  
INCREASE WIND SPEEDS UP TO 16 MPH WITH GUSTS NEAR 30 MPH FROM THE  
SOUTHEAST.  
 
UNA DENSA CAPA DE NUBES ALTAS CONTINUARA SOBRE LA REGION. ESTO  
ATRASARA EL DESARROLLO DE AGUACEROS EN LA TARDE, QUE SE ESPERAN  
MAYORMENTE EN LOS MUNICIPIOS AL NORTE Y OESTE DE LAJAS. LAS  
TEMPERATURAS DEBEN PERMANECER EN LOS MEDIOS 80 GRADOS, PERO UN  
AUMENTO EN LA HUMEDAD HOY RESULTARA EN VALORES DE HUMEDAD RELATIVA  
ENTRE LOS MEDIOS A ALTOS 60. LO CUAL CAUSARA INDICES DE CALOR  
ENTRE 98F A 103F GRADOS. SE ESPERAN VIENTOS LEVES ESTA MANANA,  
PERO LA BRISA MARINA DEL SURESTE AUMENTARA LOS VIENTOS HASTA 16  
MPH CON RAFAGAS CERCA DE LAS 30 MPH.  
   
REST OF TODAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 86.  
MIN HUMIDITY........67 PERCENT.  
WIND (20 FT)........EAST WINDS 7 TO 16 MPH. GUSTS UP TO 31 MPH IN  
THE LATE MORNING AND AFTERNOON.  
MIXING HEIGHT.......3700 FT AGL.  
TRANSPORT WINDS.....EAST 10 TO 16 MPH SHIFTING TO THE SOUTHEAST 15  
TO 23 MPH IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (11400 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (59600 KNOT-FT) IN THE  
AFTERNOON.  
DISPERSION..........6.  
EYE LEVEL WINDS.....EAST WINDS 5 TO 11 MPH. GUSTS UP TO 31 MPH IN  
THE LATE MORNING AND AFTERNOON.  
 
TIME (AST) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........62 70 70 70 76 76 76 77 77 77  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0  
TEMP............81 83 84 85 85 86 86 86 85 83  
RH..............69 67 67 67 70 68 68 70 70 77  
20 FT WIND DIR..E E E E E SE SE SE E E  
20 FT WIND SPD..8 10 13 15 17 18 18 17 14 12  
20 FT WIND GUST.9 12 22 25 29 31 31 28 24 20  
EYE LVL WND DIR.E E E E E SE SE SE E E  
EYE LVL WND SPD.5 6 8 9 10 11 11 10 8 7  
EYE LVL WND GST. 7 13 15 17 19 19 17 14 12  
MIX HGT (KFT)...1.3 2.1 3.1 3.7 3.6 3.1 2.6 2.4 2.3 2.2  
TRANSP WIND DIR.E E E E E E SE SE E E  
TRANSP WIND SPD.10 12 14 16 20 22 23 21 18 15  
DISPERSION......6 6 6 6 6 6 6 6 6 6  
VRATE KT-FT/1K..11 22 38 52 60 59 52 45 36 29  
VENTRATE CAT....PR PR PR FR FR FR FR FR PR PR  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). HAZE THROUGH THE  
NIGHT. ISOLATED SHOWERS AFTER 3 AM.  
CHANCE OF PCPN......20 PERCENT.  
MIN TEMPERATURE.....AROUND 75.  
MAX HUMIDITY........87 PERCENT.  
WIND (20 FT)........EAST WINDS 7 TO 9 MPH.  
MIXING HEIGHT.......500 FT AGL.  
TRANSPORT WINDS.....EAST 8 TO 14 MPH.  
SMOKE DISPERSAL.....FAIR (24100 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (3300 KNOT-FT) LATE IN THE  
NIGHT.  
DISPERSION..........5.  
EYE LEVEL WINDS.....EAST WINDS UP TO 6 MPH.  
 
TIME (AST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........69 69 69 71 71 71 82 82 82 83 83 83  
WEATHER COV.....DEF DEF DEF DEF DEF DEF DEF DEF DEF DEF DEF DEF  
WEATHER TYPE....HAZ HAZ HAZ HAZ HAZ HAZ HAZ HAZ HAZ HAZ HAZ HAZ  
TSTM COV........  
CHC OF PCPN (%).10 10 10 10 10 10 0 0 0 20 20 20  
TEMP............81 80 79 78 78 77 76 76 75 75 75 77  
RH..............74 79 82 85 82 82 87 85 87 87 87 82  
20 FT WIND DIR..E E E E E E E E E E E E  
20 FT WIND SPD..10 9 9 9 9 9 9 8 8 7 7 8  
20 FT WIND GUST.12 10 10 10 10 10 10 9 9 8 8 9  
EYE LVL WND DIR.E E E E E E E E E E E E  
EYE LVL WND SPD.6 5 5 5 5 5 5 5 5 4 4 5  
EYE LVL WND GST.7 6 6 6 6 6 6 5 5  
MIX HGT (KFT)...2.0 1.8 1.6 1.3 1.0 0.8 0.7 0.7 0.6 0.5 0.5 0.6  
TRANSP WIND DIR.E E E E E E E E E E E E  
TRANSP WIND SPD.14 13 13 13 12 12 10 9 8 8 8 9  
DISPERSION......6 6 6 6 6 6 6 6 5 3 4 6  
VRATE KT-FT/1K..24 21 18 14 11 8 6 5 5 4 3 5  
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR  
   
MONDAY  
 
SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT). HAZE THROUGH THE  
DAY. ISOLATED SHOWERS IN THE AFTERNOON.  
CHANCE OF PCPN......20 PERCENT.  
MAX TEMPERATURE.....AROUND 88.  
MIN HUMIDITY........63 PERCENT.  
WIND (20 FT)........EAST WINDS 8 TO 15 MPH. GUSTS UP TO 29 MPH  
EARLY IN THE MORNING.  
MIXING HEIGHT.......3300 FT AGL.  
TRANSPORT WINDS.....EAST 12 TO 18 MPH.  
SMOKE DISPERSAL.....POOR (10000 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (53600 KNOT-FT) IN THE  
AFTERNOON.  
DISPERSION..........6.  
EYE LEVEL WINDS.....EAST WINDS 5 TO 10 MPH. GUSTS UP TO 29 MPH  
EARLY IN THE MORNING.  
 
TIME (AST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........72 72 72 63 63 63 40 40 40 40 40 40  
WEATHER COV.....DEF DEF DEF DEF DEF DEF DEF DEF DEF DEF DEF DEF  
WEATHER TYPE....HAZ HAZ HAZ HAZ HAZ HAZ HAZ HAZ HAZ HAZ HAZ HAZ  
TSTM COV........  
CHC OF PCPN (%).10 10 10 10 10 10 20 20 20 20 20 20  
TEMP............79 81 83 84 86 87 87 88 88 87 87 85  
RH..............77 72 70 67 63 63 65 63 63 65 65 70  
20 FT WIND DIR..E E E E E E E E E E E E  
20 FT WIND SPD..9 12 13 15 16 16 17 17 17 16 15 14  
20 FT WIND GUST.10 13 22 24 26 28 29 29 29 28 25 22  
EYE LVL WND DIR.E E E E E E E E E E E E  
EYE LVL WND SPD.5 7 8 9 10 10 10 10 10 10 9 8  
EYE LVL WND GST.6 8 13 14 16 17 17 17 17 17 15 13  
MIX HGT (KFT)...1.0 1.5 2.1 2.6 3.0 3.2 3.3 3.2 3.0 2.8 2.4 2.0  
TRANSP WIND DIR.E E E E E E E E E E E E  
TRANSP WIND SPD.12 15 17 18 18 18 18 18 18 17 16 14  
DISPERSION......6 6 6 6 6 6 6 6 6 6 6 6  
VRATE KT-FT/1K..10 20 31 41 48 52 54 52 48 42 33 24  
VENTRATE CAT....PR PR PR FR FR FR FR FR FR FR PR PR  
 
 
FORECASTER...D. SANCHEZ  
REQUESTED BY...BRIAN PIPPIN  
TYPE OF REQUEST...WILDFIRE  
.TAG 2515971.1/SJU  
.DELDT 06/15/25  
.FORMATTERVERSION 2.0.0  
.EMAIL BRIAN_PIPPIN@FWS.GOV  
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