877
FNUS72 KTBW 181120
FWSTBW
SPOT FORECAST FOR TRIPLE CREEK...CELM
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
720 AM EDT TUE AUG 18 2026
FORECAST IS BASED ON IGNITION TIME OF 0800 EDT ON AUGUST 18.
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 FROM 11 AM THIS MORNING TO 7 PM EDT
THIS EVENING...
DISCUSSION
HIGH PRESSURE CONTINUES TO BE IN CONTROL WITH WARM AND HUMID
CONDITIONS EXPECTED THROUGH THE PERIOD WITH MINIMAL FIRE
CONCERNS. MOISTURE INCREASE GRADUALLY THROUGH THE WEEK AND ALONG
WITH IT CHANCES OF SHOWERS AND STORMS. MOST OF IT TODAY SHOULD
STAY NORTH OF THE I-4, BUT COVERAGE WILL INCREASE THROUGH THE
WEEK. THE MAIN CONCERN WILL BE THE HEAT
REST OF TODAY
SKY/WEATHER.........SUNNY (10-20 PERCENT). ISOLATED SHOWERS AND
THUNDERSTORMS LATE IN THE AFTERNOON.
CHANCE OF PCPN......20 PERCENT.
MAX TEMPERATURE.....AROUND 96.
MIN HUMIDITY........57 PERCENT.
WIND (20 FT)........WEST WINDS 6 TO 13 MPH. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS LATE IN THE
AFTERNOON.
MIXING HEIGHT.......4400 FT AGL.
TRANSPORT WINDS.....WEST 7 TO 14 MPH.
DISPERSION INDEX....7 INCREASING TO 52.
LVORI...............4.
TIME (EDT) 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........9 21 21 22 19
WEATHER COV..... ISOLTD
WEATHER TYPE....NONE NONE NONE NONE RNSHWR
TSTM COV........ ISOLTD
CHC OF PCPN (%).0 0 10 10 20
TEMP............80 88 93 95 95
RH..............94 78 63 57 57
20 FT WIND......W 6 W 8 W 10 W 13 W 13
20 FT WIND GUST.10 13 15 17 18
MIX HGT (FT)....500 3200 4000 4400 3900
TRANSPORT WIND..W 7 W 10 W 12 W 13 W 14
DISPERSION IDX..7 37 54 49 52
LVORI...........6 3 1 1 1
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT) THEN BECOMING
MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING
PARTLY CLOUDY (30-40 PERCENT).
CHANCE OF PCPN......10 PERCENT.
MIN TEMPERATURE.....AROUND 79.
MAX HUMIDITY........93 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 13 MPH IN THE EVENING AND
OVERNIGHT BECOMING LIGHT, THEN BECOMING WEST
AROUND 5 MPH AFTER 3 AM.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....WEST 7 TO 13 MPH.
DISPERSION INDEX....36 DECREASING TO 6.
LVORI...............4.
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........28 31 40 53 43 30
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).10 10 10 0 10 0
TEMP............92 87 84 81 80 80
RH..............62 73 79 88 91 92
20 FT WIND......W 13 W 9 W 6 W 5 W 3 W 5
20 FT WIND GUST.18 15 12 8 8 8
MIX HGT (FT)....3000 900 500 500 400 500
TRANSPORT WIND..W 13 W 12 W 8 W 7 W 7 W 8
DISPERSION IDX..36 8 4 4 4 4
LVORI...........1 3 4 5 6 6
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). SCATTERED SHOWERS
AND THUNDERSTORMS IN THE MORNING, THEN NUMEROUS
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
CHANCE OF PCPN......70 PERCENT.
MAX TEMPERATURE.....AROUND 94.
MIN HUMIDITY........65 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 9 MPH. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS EARLY IN THE
MORNING. GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS LATE IN THE MORNING. GUSTY AND
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS LATE
IN THE AFTERNOON.
MIXING HEIGHT.......4100 FT AGL.
TRANSPORT WINDS.....WEST 7 TO 12 MPH.
DISPERSION INDEX....5 INCREASING TO 16 LATE IN THE MORNING, THEN
INCREASING TO 27 LATE IN THE MORNING INCREASING
TO 42 LATE IN THE MORNING INCREASING TO 48
DECREASING TO 35 LATE IN THE AFTERNOON.
LVORI...............4.
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........22 22 31 48 50 61
WEATHER COV..... SCTTRD SCTTRD NUMRUS SCTTRD
WEATHER TYPE....NONE NONE RNSHWR RNSHWR RNSHWR RNSHWR
TSTM COV........ SCTTRD NUMRUS SCTTRD
CHC OF PCPN (%).10 10 40 50 70 50
TEMP............79 80 86 91 91 90
RH..............93 93 83 72 71 69
20 FT WIND......W 6 W 6 W 7 W 8 NW 9 W 8
20 FT WIND GUST.9 9 12 13 14 14
MIX HGT (FT)....400 500 2600 3400 3800 2900
TRANSPORT WIND..W 8 W 7 W 9 W 10 W 12 W 9
DISPERSION IDX..3 7 27 46 52 43
LVORI...........6 6 3 3 2 2
FORECASTER...PEARCE
REQUESTED BY...NICK ALFANO
TYPE OF REQUEST...PRESCRIBED
.TAG 2619906.0/TBW
.DELDT 08/18/26
.FORMATTERVERSION 2.0.0
.EMAIL ALFANON@HILLSBOROUGHCOUNTY.ORG
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page