313  
FNUS72 KTBW 050140 AAC  
FWSTBW  
 
SPOT FORECAST FOR NC-7 FIRE...UPDATED  
NATIONAL WEATHER SERVICE RUSKIN FL  
840 PM EST THU MAR 4 2021  
 
FORECAST IS BASED ON FORECAST START TIME OF 2100 EST ON MARCH 04.  
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
 
 
LIGHT NORTH WINDS OVERNIGHT SHIFT TO NORTHEAST FRIDAY MORNING AND  
INCREASE INTO THE AFTERNOON. A FEW HOURS OF NEAR-CRITICAL RELATIVE  
HUMIDITY VALUES FRIDAY AFTERNOON BEFORE IMPROVING DURING EVENING,  
FOLLOWED BY INCREASING SHOWERS DEVELOPING ON SATURDAY.  
   
REST OF TONIGHT
 
 
SKY/WEATHER.........CLEAR (0-10 PERCENT).  
POP.................0 PERCENT.  
LAL.................1.  
MIN TEMPERATURE.....AROUND 49.  
MAX HUMIDITY........93 PERCENT.  
20-FOOT WINDS.......LIGHT WINDS BECOMING NORTH AROUND 5 MPH AFTER 3  
AM.  
MIXING HEIGHT.......300 FT AGL.  
TRANSPORT WINDS.....NORTH 5 TO 6 MPH.  
LDSI................3.  
LVORI...............6.  
 
TIME (EST) 9 PM 11 PM 1 AM 3 AM 5 AM  
SKY (%).........5 2 1 0 1  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0  
LAL.............1 1 1 1 1  
TEMP............61 57 55 52 51  
RH..............76 83 88 92 92  
20 FT WIND......NE 3 N 3 N 3 N 3 N 5  
20 FT WIND GUST.6 6 6 7 7  
MIX HGT (FT)....600 400 400 400 300  
TRANSPORT WIND..N 6 N 6 N 6 N 6 N 6  
DISPERSION IDX..3 3 3 3 3  
LVORI...........4 5 6 6 7  
   
FRIDAY
 
 
SKY/WEATHER.........SUNNY (5-15 PERCENT).  
POP.................0 PERCENT.  
LAL.................1.  
MAX TEMPERATURE.....AROUND 79.  
MIN HUMIDITY........37 PERCENT.  
20-FOOT WINDS.......EAST WINDS 5 TO 10 MPH.  
MIXING HEIGHT.......5700 FT AGL.  
TRANSPORT WINDS.....NORTHEAST 6 TO 14 MPH SHIFTING TO THE EAST 12  
TO 17 MPH IN THE LATE MORNING AND AFTERNOON.  
LDSI................6 INCREASING TO 24 LATE IN THE MORNING, THEN  
INCREASING TO 56 IN THE LATE MORNING AND  
AFTERNOON DECREASING TO 48 LATE IN THE  
AFTERNOON.  
LVORI...............4.  
 
TIME (EST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........1 2 0 6 11 14  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0  
LAL.............1 1 1 1 1 1  
TEMP............50 55 69 76 78 77  
RH..............91 82 53 40 37 39  
20 FT WIND......N 5 N 5 NE 9 NE 10 NE 9 E 10  
20 FT WIND GUST.7 10 14 14 14 14  
MIX HGT (FT)....300 500 3000 4400 5500 5700  
TRANSPORT WIND..N 6 N 8 NE 17 NE 14 NE 13 E 13  
DISPERSION IDX..3 8 55 54 55 55  
LVORI...........6 3 1 1 1 1  
   
FRIDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (65-75 PERCENT).  
POP.................10 PERCENT.  
LAL.................1.  
MIN TEMPERATURE.....AROUND 57.  
MAX HUMIDITY........85 PERCENT.  
20-FOOT WINDS.......NORTHEAST WINDS 5 TO 9 MPH.  
MIXING HEIGHT.......500 FT AGL.  
TRANSPORT WINDS.....NORTHEAST 10 TO 17 MPH.  
LDSI................31 DECREASING TO 7.  
LVORI...............3.  
 
TIME (EST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........16 24 41 54 69 88  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 10 10  
LAL.............1 1 1 1 1 1  
TEMP............72 64 61 59 59 59  
RH..............49 63 73 80 82 83  
20 FT WIND......E 9 E 7 NE 6 NE 5 NE 5 NE 5  
20 FT WIND GUST.12 11 10 8 8 10  
MIX HGT (FT)....2600 800 800 600 500 600  
TRANSPORT WIND..E 10 E 17 NE 15 NE 13 NE 13 NE 12  
DISPERSION IDX..31 5 9 9 8 8  
LVORI...........2 3 4 4 4 4  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). RAIN SHOWERS.  
POP.................90 PERCENT.  
LAL.................1.  
MAX TEMPERATURE.....AROUND 69.  
MIN HUMIDITY........73 PERCENT.  
20-FOOT WINDS.......NORTHEAST WINDS 5 TO 12 MPH. GUSTS UP TO 22 MPH  
LATE IN THE AFTERNOON.  
MIXING HEIGHT.......2700 FT AGL.  
TRANSPORT WINDS.....NORTHEAST 12 TO 18 MPH.  
LDSI................14 INCREASING TO 34.  
LVORI...............4.  
 
TIME (EST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........91 91 87 84 80 75  
WEATHER COV..... DEFNTE DEFNTE DEFNTE DEFNTE DEFNTE  
WEATHER TYPE....NONE RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........  
CHC OF PCPN (%).10 90 90 90 90 90  
LAL.............1 1 1 1 1 1  
TEMP............59 62 66 68 69 65  
RH..............85 81 77 73 74 79  
20 FT WIND......NE 5 NE 7 NE 8 NE 8 NE 9 NE 12  
20 FT WIND GUST.10 12 13 14 14 18  
MIX HGT (FT)....600 900 1500 2300 2500 2100  
TRANSPORT WIND..NE 12 NE 12 NE 13 NE 14 N 15 NE 17  
DISPERSION IDX..10 15 22 30 34 34  
LVORI...........4 4 3 3 3 3  
 

 
FORECASTER...HURT  
REQUESTED BY...JOSEPH BRUNER  
TYPE OF REQUEST...WILDFIRE  
.TAG 2103846.0/TBW  
.DELDT 03/04/21  
.FORMATTERVERSION 1.0.26  
.EMAIL JOSEPH.BRUNER@US.AF.MIL  
 
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