671
FNUS72 KTBW 141222
FWSTBW

Spot Forecast for HC BWC-23...HC ELM
National Weather Service Tampa Bay Ruskin FL
822 AM EDT Tue Oct 14 2025

Forecast is based on ignition time of 0900 EDT on October 14.
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 will dominate over the next few days bringing fair
dry weather with relative humidity values remaining above critical
levels. Sustained northeast winds will remain less than 10 mph
through Wednesday morning, then increase to 10 to 15 mph Wednesday
afternoon.

.REST OF TODAY...

Sky/weather.........Sunny (0-10 percent).
Chance of pcpn......0 percent.
Max temperature.....Around 86.
Min humidity........45 percent.
Wind (20 ft)........Northeast winds 5 to 8 mph.
Mixing height.......5900 ft AGL.
Transport winds.....North 5 to 8 mph.
Dispersion index....18 increasing to 55.
LVORI...............3.

TIME (EDT)      9 AM   11 AM  1 PM   3 PM   5 PM
Sky (%).........0      5      5      5      5
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE
Tstm cov........
Chc of pcpn (%).0      0      0      0      0
Temp............68     79     84     86     85
RH..............86     65     50     45     45
20 ft wind......NE 5   NE 6   N 7    N 7    NE 8
20 ft wind gust.6      10     13     13     13
Mix hgt (ft)....600    3200   5000   5900   5400
Transport wind..NE 5   N 8    N 8    N 8    N 8
Dispersion idx..13     31     47     56     53
LVORI...........5      2      1      1      1

.TONIGHT...

Sky/weather.........Mostly clear (5-15 percent).
Chance of pcpn......0 percent.
Min temperature.....Around 63.
Max humidity........96 percent.
Wind (20 ft)........Northeast winds 5 to 8 mph in the early evening
                    becoming east around 5 mph in the late evening,
                    then becoming light north after 3 am.
Mixing height.......400 ft AGL.
Transport winds.....Northeast 8 to 10 mph shifting to the east 6 to
                    10 mph in the late evening and overnight, then
                    shifting to the north around 7 mph after 3 am.
Dispersion index....38 decreasing to 3.
LVORI...............4.

TIME (EDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
Sky (%).........10     20     10     5      5      5
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE   NONE
Tstm cov........
Chc of pcpn (%).0      0      0      0      0      0
Temp............83     76     72     69     66     65
RH..............49     62     72     81     90     92
20 ft wind......NE 8   NE 7   E 5    NE 3   NE 3   N 3
20 ft wind gust.14     13     10     6      6      6
Mix hgt (ft)....3300   500    400    400    400    400
Transport wind..N 8    NE 10  E 8    E 8    NE 6   N 7
Dispersion idx..38     5      4      3      3      3
LVORI...........1      3      3      5      6      6

.WEDNESDAY...

Sky/weather.........Sunny (15-25 percent).
Chance of pcpn......0 percent.
Max temperature.....Around 86.
Min humidity........54 percent.
Wind (20 ft)........Northeast winds 6 to 12 mph.
Mixing height.......5400 ft AGL.
Transport winds.....Northeast 9 to 14 mph.
Dispersion index....7 increasing to 54 around midday, then
                    decreasing to 45 late in the afternoon.
LVORI...............4.

TIME (EDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Sky (%).........5      5      10     15     30     35
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE   NONE
Tstm cov........
Chc of pcpn (%).0      0      0      0      0      0
Temp............64     64     74     81     85     83
RH..............94     96     77     62     54     58
20 ft wind......N 4    N 6    NE 8   NE 9   NE 9   NE 10
20 ft wind gust.7      8      12     15     16     17
Mix hgt (ft)....400    400    2500   4200   5400   4300
Transport wind..N 9    N 10   N 13   N 13   NE 10  NE 12
Dispersion idx..3      11     41     54     45     45
LVORI...........6      6      3      1      1      1

$$
Forecaster...Close
Requested by...HC ELM
Type of request...PRESCRIBED
.TAG 2523549.0/TBW
.DELDT 10/14/25
.FormatterVersion 2.0.0
.EMAIL raymonds@hcfl.gov