431
FNUS72 KTBW 132103
FWSTBW

Spot Forecast for Boswell RX...USFWS
National Weather Service Tampa Bay Ruskin FL
403 PM EST Thu Nov 13 2025

Forecast is based on ignition time of 0700 EST on November 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...

Strong high pressure north of Florida remains in control so
rain-free conditions will continue, though there will be some minor
improvements in RH values compared to recent days with RH values
dropping to the mid 40s by Friday afternoon. In addition, a weak
cold front will sweep through the region in the afternoon and
northerly winds in the morning will shift to the northeast during
the day with overall good dispersion conditions developing as
mixing heights peak over 5000 ft by the mid afternoon hours.

.FRIDAY...

Sky/weather.........Sunny (5-15 percent).
Chance of pcpn......0 percent.
Max temperature.....Around 78.
Min humidity........47 percent.
Wind (20 ft)........North winds 6 to 8 mph shifting to the
                    northeast 8 to 9 mph late in the afternoon.
Mixing height.......5100 ft AGL.
Transport winds.....North 8 to 12 mph.
Dispersion index....11 increasing to 25 late in the morning, then
                    increasing to 41 late in the morning increasing
                    to 50 late in the afternoon decreasing to 33.
LVORI...............4.

TIME (EST)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........1   1   0   1   3   7   10  12  13  17  10
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   0
Temp............51  57  64  70  74  76  77  77  77  76  73
RH..............98  89  70  60  53  49  47  47  48  50  56
20 FT wind dir..N   N   N   N   N   NE  NE  NE  NE  NE  NE
20 FT wind spd..6   6   6   7   7   8   8   8   9   9   8
20 FT wind gust.9   10  12  13  14  14  15  15  16  16  15
Mix hgt (kft)...0.3 0.4 0.8 2.0 3.4 4.0 4.7 4.9 5.1 4.8 1.3
Transp wind dir.N   N   N   N   N   N   NE  N   NE  N   NE
Transp wind spd.8   8   12  12  12  10  9   10  10  12  10
Dispersion idx..8   14  21  29  37  45  50  53  52  47  33
LVORI...........7   5   3   2   1   1   1   1   1   1   1

.FRIDAY NIGHT...

Sky/weather.........Mostly clear (5-15 percent).
Chance of pcpn......0 percent.
Min temperature.....Around 54.
Max humidity........100 percent.
Wind (20 ft)........Northeast winds 5 to 7 mph early in the evening
                    becoming light.
Mixing height.......400 ft AGL.
Transport winds.....North 7 to 12 mph.
Dispersion index....18 decreasing to 3.
LVORI...............6.

TIME (EST)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........12  14  13  9   4   3   3   2   3   3   4   4
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............67  64  62  61  59  58  58  57  56  56  55  54
RH..............68  77  80  85  89  91  93  94  95  95  95  100
20 FT wind dir..NE  NE  NE  N   N   N   N   N   N   N   N   N
20 FT wind spd..7   6   5   3   3   3   3   3   3   3   3   3
20 FT wind gust.14  13  10  10  9   8   8   8   8   8   8   8
Mix hgt (kft)...0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4
Transp wind dir.NE  NE  N   N   N   N   N   N   N   N   N   N
Transp wind spd.12  10  10  10  9   8   7   7   7   8   8   8
Dispersion idx..18  5   1   2   4   4   3   3   3   3   4   4
LVORI...........2   4   5   5   6   6   6   6   7   8   9   9

.SATURDAY...

Sky/weather.........Sunny (0-10 percent).
Chance of pcpn......0 percent.
Max temperature.....Around 80.
Min humidity........45 percent.
Wind (20 ft)........Light winds becoming northeast 5 to 6 mph in
                    the late morning and early afternoon, then
                    shifting to the east late in the afternoon.
Mixing height.......4900 ft AGL.
Transport winds.....Northeast 7 to 8 mph shifting to the east 6 to
                    7 mph in the afternoon.
Dispersion index....6 increasing to 18 early in the morning, then
                    increasing to 32 in the late morning and
                    afternoon decreasing to 26 late in the
                    afternoon.
LVORI...............5.

TIME (EST)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........5   5   4   3   2   3   5   6   6   5   5   6
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............54  55  60  67  73  76  78  79  80  80  79  75
RH..............100 97  85  71  61  55  50  47  45  45  47  53
20 FT wind dir..N   N   N   NE  NE  NE  NE  E   E   E   E   E
20 FT wind spd..3   3   3   5   5   5   6   6   6   6   6   5
20 FT wind gust.8   8   8   9   9   10  10  12  12  12  12  12
Mix hgt (kft)...0.4 0.3 1.1 1.9 2.7 3.3 3.9 4.5 4.7 4.8 4.9 3.4
Transp wind dir.N   N   NE  NE  NE  E   E   E   E   E   E   E
Transp wind spd.7   7   7   8   8   8   7   6   6   6   6   6
Dispersion idx..4   7   14  21  28  31  33  34  36  36  33  26
LVORI...........8   6   4   3   2   1   1   1   1   1   1   2

$$
Forecaster...Giarratana
Requested by...K. Grodi
Type of request...PRESCRIBED
.TAG 2525871.0/TBW
.DELDT 11/14/25
.FormatterVersion 2.0.0
.EMAIL kevin_grodi@fws.gov