FNCA72 TJSJ 211256 AAA FWSSJU SPOT FORECAST FOR LAGUNA CARTAGENA...UPDATED NATIONAL WEATHER SERVICE SAN JUAN PR 856 AM AST WED AUG 21 2013 UPDATED FOR MORE CLOUDS AND LOWER TEMPERATURES. FORECAST IS BASED ON IGNITION TIME OF 0830 AST ON AUGUST 21. IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... ...SCATTERED SHOWERS OR THUNDERSTORMS ARE EXPECTED OVER MAYAGUEZ MAINLY AFTER 1PM AND MOVE GENERALLY WESTWARD BUT STAYING WELL NORTH OF THE LAGOON. DESPITE CONSIDERABLE MORE CLOUDS THAN ORIGINALLY EXPECTED...DISPERSION VALUES ARE EXPECTED TO REMAIN GENERALLY GOOD ALLOWING FOR GOOD SMOKE DISPERSAL. WINDS WILL GO CALM SHORTLY BEFORE OR AROUND SUNSET. .REST OF TODAY... SKY/WEATHER.........SUNNY (20-30 PERCENT) THEN BECOMING CLOUDY (85-95 PERCENT). TEMPERATURE.........86 AT IGNITION...MAX 90. RH..................74 PERCENT AT IGNITION...MIN 64 PERCENT. WIND (20 FT)........WINDS EAST AT 10 MPH AT IGNITION...OTHERWISE EAST WINDS 9 TO 14 MPH. MIXING HEIGHT.......2800 FT AGL AT IGNITION...OTHERWISE 2500-3700 FT AGL. TRANSPORT WINDS.....EAST 15 TO 17 MPH. LAL.................1. DISPERSION..........56 DECREASING TO 42 IN THE AFTERNOON. TIME (AST) 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........25 25 91 91 91 WEATHER COV..... ISOLTD ISOLTD ISOLTD WEATHER TYPE....NONE NONE RNSHWR RNSHWR RNSHWR TEMP............83 89 90 89 86 RH..............74 66 64 68 75 20 FT WIND......E 8 E 8 E 10 E 10 E 10 20 FT WIND GUST.15 15 15 15 15 DISPERSION......56 56 42 42 42 .TONIGHT... SKY/WEATHER.........CLOUDY (85-95 PERCENT) THEN BECOMING CLEAR (0-5 PERCENT). TEMPERATURE.........MIN 72. RH..................MAX 94 PERCENT. WIND (20 FT)........EAST WINDS AROUND 9 MPH EARLY IN THE EVENING BECOMING LIGHT...THEN BECOMING NORTHEAST AROUND 5 MPH EARLY IN THE MORNING. MIXING HEIGHT.......2500-3500 FT AGL. TRANSPORT WINDS.....EAST 14 TO 17 MPH. LAL.................1. DISPERSION..........42 INCREASING TO 57 EARLY IN THE EVENING. TIME (AST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........91 0 0 0 0 0 WEATHER COV.....ISOLTD ISOLTD ISOLTD ISOLTD ISOLTD ISOLTD WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TEMP............81 78 76 75 73 72 RH..............85 91 94 90 90 90 20 FT WIND......E 6 E 3 E 3 NE 2 NE 3 NE 3 20 FT WIND GUST.10 5 5 5 5 5 DISPERSION......42 57 57 57 57 57 .THURSDAY... SKY/WEATHER.........SUNNY (10-20 PERCENT). SCATTERED SHOWERS IN THE AFTERNOON. TEMPERATURE.........MAX 93. RH..................MIN 56 PERCENT. WIND (20 FT)........SOUTHEAST WINDS 5 TO 14 MPH. MIXING HEIGHT.......2500-3200 FT AGL. TRANSPORT WINDS.....EAST 14 TO 15 MPH. LAL.................1 UNTIL 1200...THEN 2. DISPERSION..........53. TIME (AST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........0 0 0 31 31 31 WEATHER COV.....ISOLTD ISOLTD ISOLTD SCTTRD SCTTRD SCTTRD WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TEMP............75 85 92 93 92 89 RH..............84 65 56 58 60 64 20 FT WIND......NE 4 E 6 E 6 E 10 SE 10 SE 10 20 FT WIND GUST.5 10 10 15 15 15 DISPERSION......57 57 57 49 49 49 $$ FORECASTER...ROSA REQUESTED BY...JAMES PADILLA TYPE OF REQUEST...PRESCRIBED .TAG 20130821.LAGUN.01/SJU