041  
FNUS72 KMFL 192327  
FWSMFL  
 
SPOT FORECAST FOR LOXAHATCHEE EASTSIDE RX 5/19 NIGHT...US FISH & WILDLIFE SERVICE  
NATIONAL WEATHER SERVICE MIAMI FL  
727 PM EDT THU MAY 19 2022  
 
FORECAST IS BASED ON IGNITION TIME OF 1900 EDT ON MAY 19.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT (305) 229-4522, IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION
 
 
A SLIGHT CHANCE OF SHOWERS AND EVEN A STRAY THUNDERSTORM COULD BE POSSIBLE  
TONIGHT AS MOISTURE GRADUALLY INCREASES ACROSS THE AREA. WINDS GRADUALLY  
BECOME MORE SOUTHERLY TONIGHT AND THROUGH FRIDAY, BUT REMAINING  
AROUND 10-12 MPH. THE RELATIVE HUMIDITY WILL REMAIN WELL ABOVE CRITICAL  
VALUES THROUGH THE FORECAST PERIOD WITH POOR TO FAIR DISPERSIONS EXPECTED.  
 
   
REST OF TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING  
PARTLY CLOUDY (35-45 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (50-60 PERCENT). CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING,  
THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS  
EARLY IN THE EVENING. SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS EARLY IN THE MORNING.  
CHANCE OF PCPN......30 PERCENT.  
LAL.................16-25 STRIKES UNTIL 2000, THEN 1-8 STRIKES  
UNTIL 2100, THEN NO TSTMS UNTIL 0500, THEN 1-8  
STRIKES.  
MIN TEMPERATURE.....AROUND 76.  
MAX HUMIDITY........90 PERCENT.  
WIND (20 FT)........SOUTH WINDS 5 TO 12 MPH BECOMING LIGHT. GUSTY  
AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS  
EARLY IN THE EVENING. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS EARLY IN THE  
MORNING.  
MIXING HEIGHT.......700 FT AGL.  
TRANSPORT WINDS.....SOUTH 6 TO 14 MPH DECREASING TO 3 TO 7 MPH  
OVERNIGHT.  
DISPERSION INDEX....38 DECREASING TO 5.  
LVORI...............5.  
 
TIME (EDT) 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........54 56 51 56 53 46 37 43 52 58 57  
WEATHER COV.....CHC SCH SCH  
WEATHER TYPE....RW RW RW  
TSTM COV........CHC SCH SCH  
CHC OF PCPN (%).30 20 10 10 0 0 0 0 10 10 20  
LAL.............4 2 2 1 1 1 1 1 1 1 2  
TEMP............85 83 81 80 80 79 79 79 78 77 77  
RH..............68 72 77 79 82 84 85 86 88 90 88  
20 FT WIND DIR..S SE S S S S S S S S S  
20 FT WIND SPD..12 10 8 8 8 7 6 5 5 5 3  
20 FT WIND GUST.18 16 14 12 12 10 9 8 7 8 6  
MIX HGT (KFT)...2.2 1.5 1.3 1.1 0.8 0.8 0.8 0.8 0.8 0.8 0.7  
TRANSP WIND DIR.S S S S S S S S S S S  
TRANSP WIND SPD.14 13 12 12 10 8 6 3 5 6 7  
DISPERSION IDX..38 15 13 11 9 7 4 4 4 5 4  
LVORI...........3 3 4 4 4 5 6 6 6 6 6  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF  
SHOWERS IN THE MORNING. CHANCE OF THUNDERSTORMS  
THROUGH THE DAY. SHOWERS LIKELY LATE IN THE  
MORNING.  
CHANCE OF PCPN......70 PERCENT.  
LAL.................16-25 STRIKES.  
MAX TEMPERATURE.....AROUND 88.  
MIN HUMIDITY........68 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 5 TO 14 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS.  
MIXING HEIGHT.......3700 FT AGL.  
TRANSPORT WINDS.....SOUTH 5 TO 12 MPH.  
DISPERSION INDEX....9 INCREASING TO 29.  
LVORI...............5.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........58 55 68 57 57 69 74 75 84 88 90 92  
WEATHER COV.....CHC CHC CHC CHC CHC LKY LKY LKY LKY LKY LKY LKY  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC  
CHC OF PCPN (%).30 30 40 40 50 60 70 70 70 70 70 60  
LAL.............4 4 4 4 4 4 4 4 4 4 4 4  
TEMP............77 77 78 80 83 85 86 86 85 84 83 82  
RH..............88 88 88 84 77 71 69 68 70 72 74 77  
20 FT WIND DIR..S SE SE SE SE SE SE SE SE SE SE SE  
20 FT WIND SPD..6 7 5 7 8 9 12 10 13 14 12 10  
20 FT WIND GUST.9 10 8 12 14 15 18 16 20 21 18 16  
MIX HGT (KFT)...0.9 1.0 1.1 1.9 2.7 3.4 3.5 3.6 3.7 3.3 2.9 2.5  
TRANSP WIND DIR.S S S S S S S S S S S SE  
TRANSP WIND SPD.6 5 5 6 7 8 9 9 10 10 12 12  
DISPERSION IDX..5 4 8 13 19 26 28 33 30 30 28 25  
LVORI...........6 6 5 4 3 3 3 3 3 3 3 3  
   
FRIDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). CHANCE OF  
THUNDERSTORMS. CHANCE OF SHOWERS THROUGH THE  
NIGHT. SLIGHT CHANCE OF THUNDERSTORMS EARLY IN  
THE MORNING.  
CHANCE OF PCPN......50 PERCENT.  
LAL.................16-25 STRIKES UNTIL 0500, THEN 9-15 STRIKES.  
MIN TEMPERATURE.....AROUND 75.  
MAX HUMIDITY........91 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 6 TO 10 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS. GUSTY AND  
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS EARLY  
IN THE MORNING.  
MIXING HEIGHT.......600 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 3 TO 12 MPH DECREASING TO 2 TO 9 MPH  
OVERNIGHT.  
DISPERSION INDEX....25 DECREASING TO 7 EARLY IN THE EVENING.  
LVORI...............5.  
 
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........93 81 71 70 82 81  
WEATHER COV.....CHANCE CHANCE CHANCE CHANCE CHANCE CHANCE  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........CHANCE CHANCE CHANCE CHANCE CHANCE CHANCE  
CHC OF PCPN (%).50 40 40 40 30 30  
LAL.............4 4 4 4 4 4  
TEMP............82 80 78 78 78 77  
RH..............77 79 88 87 88 91  
20 FT WIND DIR..SE SE E E E E  
20 FT WIND SPD..10 8 7 7 7 6  
20 FT WIND GUST.16 13 12 12 10 9  
MIX HGT (FT)....2000 1000 800 700 600 600  
TRANSPORT WIND..SE 12 SE 9 SE 5 SE 2 SE 3 SE 7  
DISPERSION IDX..27 10 5 3 4 6  
LVORI...........3 4 5 6 6 6  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). SLIGHT CHANCE OF  
THUNDERSTORMS IN THE MORNING. CHANCE OF SHOWERS  
THROUGH THE DAY. CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON.  
CHANCE OF PCPN......40 PERCENT.  
LAL.................9-15 STRIKES UNTIL 0800, THEN NO TSTMS UNTIL  
1100, THEN 1-8 STRIKES UNTIL 1400, THEN 16-25  
STRIKES.  
MAX TEMPERATURE.....AROUND 89.  
MIN HUMIDITY........70 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 6 TO 14 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE  
MORNING. GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS LATE IN THE MORNING.  
MIXING HEIGHT.......4500 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 10 TO 14 MPH.  
DISPERSION INDEX....14 INCREASING TO 36.  
LVORI...............5.  
 
TIME (EDT) 6 AM 9 AM NOON 3 PM  
SKY (%).........80 79 81 83  
WEATHER COV.....CHANCE S CHC S CHC CHANCE  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........S CHC S CHC CHANCE  
CHC OF PCPN (%).30 20 20 40  
LAL.............4 1 2 4  
TEMP............77 81 87 87  
RH..............93 84 70 70  
20 FT WIND DIR..SE SE SE SE  
20 FT WIND SPD..6 9 13 13  
20 FT WIND GUST.9 14 18 20  
MIX HGT (FT)....800 1800 3800 4300  
TRANSPORT WIND..SE 10 SE 12 SE 14 SE 12  
DISPERSION IDX..9 30 37 34  
LVORI...........6 4 3 3  
 

 
FORECASTER...REYNES  
REQUESTED BY...BRIAN PIPPIN  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2212147.4/MFL  
.DELDT 05/19/22  
.FORMATTERVERSION 2.0.0  
 
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