979  
FNUS72 KTBW 091248  
FWSTBW  
 
SPOT FORECAST FOR CHINSEGUT WEA UNIT 11...FWC  
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL  
848 AM EDT THU JUL 9 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 EDT ON JULY 09.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT (813) 645-2323 IF YOU HAVE QUESTIONS OR  
CONCERNS WITH THIS FORECAST.  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING  
 
   
DISCUSSION  
 
DRY AIR WILL LIMIT RAIN CHANCES TODAY. LIGHT WINDS TO START THE DAY  
WILL BECOME WEST/SOUTHWEST EACH AFTERNOON.  
   
REST OF TODAY  
 
SKY/WEATHER.........SUNNY (10-20 PERCENT).  
CHANCE OF PCPN......10 PERCENT.  
MAX TEMPERATURE.....AROUND 97.  
MIN HUMIDITY........48 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING WEST AROUND 5 MPH LATE IN  
THE AFTERNOON.  
MIXING HEIGHT.......5900 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 5 MPH SHIFTING TO THE SOUTHWEST 5  
TO 7 MPH IN THE AFTERNOON.  
DISPERSION INDEX....12 INCREASING TO 39.  
LVORI...............3.  
 
TIME (EDT) 9 AM 11 AM 1 PM 3 PM 5 PM  
SKY (%).........11 17 13 18 15  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 10 10  
TEMP............83 90 94 96 96  
RH..............81 65 55 49 48  
20 FT WIND......N 0 W 2 W 3 W 5 W 5  
20 FT WIND GUST.2 5 7 9 9  
MIX HGT (FT)....1500 3800 5300 5900 4400  
TRANSPORT WIND..NW 5 W 5 SW 5 SW 6 W 7  
DISPERSION IDX..8 22 34 42 40  
LVORI...........4 2 1 1 1  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).  
CHANCE OF PCPN......10 PERCENT.  
MIN TEMPERATURE.....AROUND 76.  
MAX HUMIDITY........91 PERCENT.  
WIND (20 FT)........WEST WINDS AROUND 5 MPH EARLY IN THE EVENING  
BECOMING LIGHT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....WEST 3 TO 8 MPH SHIFTING TO THE SOUTH AFTER 3  
AM, THEN SHIFTING TO THE SOUTHEAST EARLY IN THE  
MORNING.  
DISPERSION INDEX....29 DECREASING TO 2.  
LVORI...............5.  
 
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........13 10 10 9 13 4  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0  
TEMP............95 90 84 81 79 77  
RH..............51 63 75 81 85 88  
20 FT WIND......W 5 W 3 W 2 N 0 N 0 N 0  
20 FT WIND GUST.8 7 5 3 2 2  
MIX HGT (FT)....3500 1000 400 400 400 400  
TRANSPORT WIND..W 8 W 8 W 6 W 5 W 3 S 3  
DISPERSION IDX..29 4 1 2 2 1  
LVORI...........2 3 4 5 5 6  
   
FRIDAY  
 
SKY/WEATHER.........SUNNY (20-30 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 98.  
MIN HUMIDITY........45 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH AROUND 5 MPH EARLY  
IN THE AFTERNOON, THEN BECOMING LIGHT LATE IN  
THE AFTERNOON.  
MIXING HEIGHT.......6500 FT AGL.  
TRANSPORT WINDS.....SOUTH 3 TO 8 MPH.  
DISPERSION INDEX....6 INCREASING TO 50.  
LVORI...............4.  
 
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........10 7 11 25 30 42  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0  
TEMP............76 78 88 92 96 97  
RH..............90 89 67 56 47 45  
20 FT WIND......N 0 E 1 SE 2 SE 3 S 5 SW 3  
20 FT WIND GUST.3 3 6 8 9 9  
MIX HGT (FT)....400 300 2500 4400 5800 6500  
TRANSPORT WIND..SE 3 E 3 S 6 S 6 S 6 S 8  
DISPERSION IDX..1 3 19 32 39 53  
LVORI...........7 6 3 1 1 1  
 
 
FORECASTER...CARLISLE  
REQUESTED BY...MATTHEW KOENIG  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2617076.0/TBW  
.DELDT 07/09/26  
.FORMATTERVERSION 2.0.0  
.EMAIL MATTHEW.KOENIG@MYFWC.COM  
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