605  
FNUS72 KTBW 291145  
FWSTBW  
 
SPOT FORECAST FOR CI30...FL FOREST SERVICE  
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL  
745 AM EDT FRI AUG 29 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 EDT ON AUGUST 29.  
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.  
   
DISCUSSION  
 
A LINGERING FRONTAL BOUNDARY WILL REMAIN IN THE VICINITY INTO NEXT  
WEEK WITH GRADUALLY INCREASING RAIN CHANCES AND SCATTERED TO  
NUMEROUS SHOWERS AND THUNDERSTORMS DEVELOPING OVER THE WEEKEND.  
RH VALUES ARE EXPECTED TO REMAIN ABOVE CRITICAL THRESHOLDS WITH  
WINDS REMAINING LIGHT, WITH NO SIGNIFICANT FIRE WEATHER CONCERNS  
ANTICIPATED.  
   
REST OF TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). ISOLATED SHOWERS  
AND THUNDERSTORMS EARLY IN THE AFTERNOON.  
SCATTERED SHOWERS AND THUNDERSTORMS LATE IN THE  
AFTERNOON.  
CHANCE OF PCPN......50 PERCENT.  
MAX TEMPERATURE.....AROUND 90.  
MIN HUMIDITY........66 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING WEST 5 TO 6 MPH IN THE  
AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS IN THE AFTERNOON.  
MIXING HEIGHT.......4200 FT AGL.  
TRANSPORT WINDS.....SOUTH 2 TO 3 MPH SHIFTING TO THE WEST 5 TO 9  
MPH LATE IN THE MORNING.  
DISPERSION INDEX....5 INCREASING TO 37.  
LVORI...............6.  
 
TIME (EDT) 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........52 32 47 58 60  
WEATHER COV..... SCTTRD SCTTRD  
WEATHER TYPE....NONE NONE NONE RNSHWR RNSHWR  
TSTM COV........ SCTTRD SCTTRD  
CHC OF PCPN (%).0 10 10 40 40  
TEMP............74 82 87 89 88  
RH..............99 83 71 66 68  
20 FT WIND......S 2 SW 2 W 3 W 6 W 6  
20 FT WIND GUST.3 6 7 8 10  
MIX HGT (FT)....300 2200 3800 4000 3500  
TRANSPORT WIND..S 2 SW 3 W 5 W 7 W 9  
DISPERSION IDX..2 13 25 34 38  
LVORI...........9 4 3 3 3  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT) THEN BECOMING  
PARTLY CLOUDY (35-45 PERCENT). SCATTERED  
SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING,  
THEN ISOLATED SHOWERS AND THUNDERSTORMS EARLY  
IN THE EVENING. ISOLATED SHOWERS AND  
THUNDERSTORMS AFTER 3 AM.  
CHANCE OF PCPN......40 PERCENT.  
MIN TEMPERATURE.....AROUND 72.  
MAX HUMIDITY........99 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS AROUND 6 MPH SHIFTING TO THE  
NORTH AROUND 5 MPH EARLY IN THE EVENING, THEN  
BECOMING LIGHT IN THE LATE EVENING AND  
OVERNIGHT. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS IN THE EVENING. GUSTY AND  
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS AFTER  
3 AM.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 8 TO 9 MPH SHIFTING TO THE EAST 5 TO  
7 MPH EARLY IN THE EVENING, THEN SHIFTING TO  
THE SOUTHEAST 5 TO 6 MPH OVERNIGHT.  
DISPERSION INDEX....26 DECREASING TO 3.  
LVORI...............6.  
 
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........60 56 44 36 39 38  
WEATHER COV.....SCTTRD ISOLTD ISOLTD ISOLTD  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR NONE NONE RNSHWR  
TSTM COV........SCTTRD ISOLTD ISOLTD ISOLTD  
CHC OF PCPN (%).40 20 20 10 10 20  
TEMP............86 81 77 76 74 74  
RH..............70 81 90 95 97 97  
20 FT WIND......NW 6 N 5 E 3 E 3 E 2 E 2  
20 FT WIND GUST.10 9 8 7 6 6  
MIX HGT (FT)....2600 500 600 600 400 400  
TRANSPORT WIND..NW 9 NE 7 E 6 E 5 E 6 SE 5  
DISPERSION IDX..26 4 1 2 2 2  
LVORI...........3 5 7 7 8 8  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). SCATTERED SHOWERS  
AND THUNDERSTORMS IN THE MORNING, THEN  
WIDESPREAD SHOWERS AND NUMEROUS THUNDERSTORMS  
IN THE AFTERNOON.  
CHANCE OF PCPN......80 PERCENT.  
MAX TEMPERATURE.....AROUND 88.  
MIN HUMIDITY........71 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING WEST 5 TO 7 MPH LATE IN  
THE MORNING. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS IN THE MORNING. GUSTY AND  
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS LATE  
IN THE MORNING.  
MIXING HEIGHT.......3700 FT AGL.  
TRANSPORT WINDS.....SOUTH 5 TO 6 MPH SHIFTING TO THE WEST 6 TO 12  
MPH LATE IN THE MORNING.  
DISPERSION INDEX....6 INCREASING TO 43.  
LVORI...............6.  
 
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........54 62 60 66 69 70  
WEATHER COV..... SCTTRD SCTTRD SCTTRD WIDSPD WIDSPD  
WEATHER TYPE....NONE RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........ ISOLTD ISOLTD SCTTRD NUMRUS NUMRUS  
CHC OF PCPN (%).10 50 50 50 80 80  
TEMP............73 74 81 86 87 87  
RH..............98 98 85 74 72 72  
20 FT WIND......E 2 SE 2 SW 3 W 6 W 6 W 7  
20 FT WIND GUST.5 5 7 8 9 10  
MIX HGT (FT)....400 300 1900 3000 3700 3400  
TRANSPORT WIND..S 5 S 5 SW 6 W 7 W 8 W 10  
DISPERSION IDX..2 4 14 27 38 47  
LVORI...........9 8 4 3 3 3  
 
 
FORECASTER...PEARCE  
REQUESTED BY...CODY SIKES  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2520929.0/TBW  
.DELDT 08/29/25  
.FORMATTERVERSION 2.0.0  
.EMAIL CODY.SIKES@FDACS.GOV  
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