920  
FNUS72 KTBW 211732  
FWSTBW  
 
SPOT FORECAST FOR MS 2A, 2CS...DEP  
NATIONAL WEATHER SERVICE RUSKIN FL  
132 PM EDT FRI SEP 21 2018  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 EDT ON SEPTEMBER 22.  
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
 
 
HIGH PRESSURE RIDGES OVER THE FLORIDA PENINSULA PRODUCING A EAST THROUGH  
NORTHEAST WIND. SCATTERED SHOWERS AND STORMS CAN BE EXPECTED EACH DAY WHICH  
WILL KEEP RELATIVE HUMIDITY VALUES ABOVE CRITICAL LEVELS. NO SIGNIFICANT FOG  
IS ANTICIPATED.  
   
SATURDAY
 
 
TIME (EDT) 9 AM 11 AM 1 PM 3 PM 5 PM  
SKY (%).........36 50 49 49 50  
WEATHER COV..... SCTTRD SCTTRD  
WEATHER TYPE....NONE NONE NONE RNSHWR RNSHWR  
TSTM COV........ SCTTRD SCTTRD  
CHC OF PCPN (%).0 0 0 40 30  
LAL.............1 1 1 3 3  
TEMP............77 86 90 90 88  
RH..............85 71 60 57 60  
20 FT WIND......NE 3 NE 5 E 5 NE 5 E 6  
20 FT WIND GUST.  
MIX HGT (FT)....1300 3300 4200 4500 4400  
TRANSPORT WIND..NE 5 E 10 E 10 E 8 E 7  
DISPERSION IDX..15 44 48 45 37  
LVORI...........5 2 1 1 2  
   
SATURDAY NIGHT
 
 
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........47 41 35 36 44 40  
WEATHER COV.....SCTTRD ISOLTD ISOLTD  
WEATHER TYPE....RNSHWR NONE NONE NONE RNSHWR RNSHWR  
TSTM COV........SCTTRD ISOLTD ISOLTD  
CHC OF PCPN (%).30 10 10 10 20 20  
LAL.............3 1 1 1 2 2  
TEMP............85 81 78 76 75 74  
RH..............65 76 82 85 88 89  
20 FT WIND......E 5 E 3 E 3 E 3 E 3 E 2  
20 FT WIND GUST. 5 6 6 4  
MIX HGT (FT)....3000 300 300 300 300 300  
TRANSPORT WIND..E 6 E 3 E 3 E 2 E 2 E 2  
DISPERSION IDX..28 2 1 1 1 1  
LVORI...........2 4 5 5 6 7  
   
SUNDAY
 
 
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........45 58 51 51 60 72  
WEATHER COV.....ISOLTD SCTTRD SCTTRD SCTTRD NUMRUS NUMRUS  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........ISOLTD SCTTRD SCTTRD SCTTRD NUMRUS NUMRUS  
CHC OF PCPN (%).20 30 30 30 60 60  
LAL.............2 3 3 3 4 4  
TEMP............72 73 82 89 90 88  
RH..............94 92 76 62 58 63  
20 FT WIND......NE 2 E 2 E 5 E 5 E 5 E 5  
20 FT WIND GUST.4 5 6 6 6 6  
MIX HGT (FT)....300 300 2100 3500 4300 3200  
TRANSPORT WIND..NE 2 E 2 E 8 E 10 E 8 E 10  
DISPERSION IDX..0 3 27 42 41 34  
LVORI...........8 6 3 1 1 1  
 

 
FORECASTER...WYNN  
REQUESTED BY...JOLEEN DUDLEY  
TYPE OF REQUEST...PRESCRIBED  
.TAG 1816060.0/TBW  
.DELDT 09/21/18  
.EMAIL JOLEEN.DUDLEY@DEP.STATE.FL.US  
 
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