791
FNUS72 KMFL 300920
FWSMFL

Spot Forecast for Corkscrew Marsh Rx Fire...SFWMD
National Weather Service Miami FL
520 AM EDT Thu Jul 30 2026

Forecast is based on ignition time of 0900 EDT on July 30.
If conditions become unrepresentative...contact the National Weather
Service.

Please contact our office at (305) 229-4522, 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...
West-southwest flow continues at the site through the end of the
week. While drier conditions are expected overall, a few showers
and storms may manage to develop during the afternoon and early
evening. Winds may be erratic around any thunderstorm activity
that does develop.

.REST OF TODAY...

Sky/weather.........Mostly sunny (45-55 percent)
Chance of showers and thunderstorms in the afternoon.
Chance of pcpn......30 percent.
Max temperature.....Around 91.
Min humidity........66 percent.
Wind (20 ft)........West winds 5 to 10 mph. Gusty and erratic winds
                    expected near thunderstorms in the afternoon.
Mixing height.......3900 ft AGL.
Transport winds.....West 9 to 15 mph.
Dispersion index....18 increasing to 35 late in the morning, then
                    increasing to 52 late in the morning decreasing
                    to 39 in the afternoon.
LVORI...............3.

TIME (EDT)      9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........35  62  63  59  56  65  70  53  49
Weather cov.....            SCH CHC CHC CHC CHC CHC
Weather type....            RW  RW  RW  RW  RW  RW
Tstm cov........            SCH CHC CHC CHC CHC CHC
Chc of pcpn (%).10  10  10  20  30  30  30  30  30
Temp............82  86  87  88  88  90  90  90  90
RH..............88  80  75  72  72  68  68  66  66
20 FT wind dir..SW  SW  SW  W   W   W   W   W   W
20 FT wind spd..5   7   8   8   9   10  10  10  9
20 FT wind gust.12  13  15  17  18  20  21  22  21
Mix hgt (kft)...1.5 2.7 3.6 3.9 3.9 3.7 3.8 3.7 3.5
Transp wind dir.W   W   W   W   W   W   W   W   W
Transp wind spd.9   12  14  15  14  14  14  14  13
Dispersion idx..18  35  53  50  39  37  37  40  38
LVORI...........4   3   3   2   3   2   2   1   2

.TONIGHT...

Sky/weather.........Mostly cloudy (60-70 percent)
Slight chance of showers and thunderstorms early in the evening.
Chance of pcpn......20 percent.
Min temperature.....Around 75.
Max humidity........94 percent.
Wind (20 ft)........West winds 6 to 9 mph early in the evening
                    becoming light. Gusty and erratic winds
                    expected near thunderstorms early in the
                    evening.
Mixing height.......400 ft AGL.
Transport winds.....West 6 to 13 mph.
Dispersion index....31 decreasing to 5.
LVORI...............5.

TIME (EDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........64  58  70  56  58  44  57  46  48  43  47  48
Weather cov.....SCH SCH
Weather type....RW  RW
Tstm cov........SCH SCH
Chc of pcpn (%).20  20  10  10  0   0   0   0   0   0   0   0
Temp............88  87  85  81  80  79  79  78  78  77  77  77
RH..............70  70  75  85  85  88  88  91  91  94  94  94
20 FT wind dir..W   W   W   SW  SW  SW  SW  SW  SW  SW  SW  SW
20 FT wind spd..9   8   6   3   3   3   3   2   2   2   2   2
20 FT wind gust.18  15  12  9   8   7   7   6   6   6   6   5
Mix hgt (kft)...2.6 1.5 0.7 0.4 0.4 0.5 0.4 0.4 0.4 0.4 0.4 0.4
Transp wind dir.W   W   W   W   W   W   W   W   W   W   W   W
Transp wind spd.13  12  10  9   8   7   7   7   7   7   6   6
Dispersion idx..31  19  7   6   5   3   3   3   3   3   3   3
LVORI...........3   3   4   4   5   6   6   6   6   6   6   6

.FRIDAY...

Sky/weather.........Mostly sunny (40-50 percent) then becoming
                    partly sunny (60-70 percent). Slight chance of
                    showers and thunderstorms early in the
                    afternoon.
Chance of pcpn......20 percent.
Max temperature.....Around 92.
Min humidity........64 percent.
Wind (20 ft)........Light winds becoming west 5 to 9 mph in the
                    late morning and afternoon. Gusty and erratic
                    winds expected near thunderstorms early in the
                    afternoon.
Mixing height.......4300 ft AGL.
Transport winds.....West 6 to 12 mph.
Dispersion index....4 increasing to 12 late in the morning, then
                    increasing to 27 late in the morning increasing
                    to 38 late in the morning increasing to 45
                    decreasing to 38 late in the afternoon.
LVORI...............5.

TIME (EDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........64  54  45  27  44  51  51  59  56  72  54  67
Weather cov.....                                SCH SCH
Weather type....                                RW  RW
Tstm cov........                                SCH SCH
Chc of pcpn (%).0   0   10  10  10  0   0   10  20  20  10  10
Temp............77  75  78  81  86  88  89  89  90  91  90  90
RH..............90  97  94  91  77  72  70  68  66  64  66  64
20 FT wind dir..SW  SW  SW  SW  SW  SW  W   W   W   W   W   W
20 FT wind spd..2   2   3   3   5   6   8   8   8   9   9   8
20 FT wind gust.6   6   7   8   10  13  15  16  17  18  20  18
Mix hgt (kft)...0.3 0.2 0.4 1.3 2.5 3.5 4.1 4.3 4.3 4.3 4.1 3.7
Transp wind dir.W   SW  SW  SW  W   W   W   W   W   W   W   W
Transp wind spd.6   6   6   7   8   9   10  10  10  12  12  12
Dispersion idx..3   2   6   12  27  38  48  44  42  42  41  38
LVORI...........6   8   6   5   3   3   2   1   1   1   1   1

$$
Forecaster...Rizzuto
Requested by...Rick Bauer
Type of request...PRESCRIBED
.TAG 2618611.0/MFL
.DELDT 07/30/26
.FormatterVersion 2.0.0