862
FNUS72 KMLB 041432
FWSMLB

Spot Forecast for Osceola Turnpike Exercise...Osceola County Fire Rescue
National Weather Service Melbourne FL
1032 AM EDT Thu Sep 4 2025

Forecast is based on forecast start time of 1100 EDT on September 04.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...
A stalled front over south Florida will keep the highest coverage
of afternoon showers and storms to the south of the incident site.
Rain chances are below usual for today at around 30 to 40 percent
and confined mainly to late this afternoon and early this evening.

Winds will remain out of the northeast and east (between 050 and
080 degrees) throughout today before becoming light after sunset.

.REST OF TODAY...

Sky/weather.........Partly sunny (50-60 percent). Slight chance of
                    showers early in the afternoon. Chance of
                    showers and thunderstorms late in the
                    afternoon.
Chance of pcpn......40 percent.
Chance of pcpn......40 percent.
Max temperature.....Around 90.
Min humidity........65 percent.
Surface winds (mph).East winds 7 to 9 mph.
Mixing height.......3700 ft AGL.
Transport winds.....Northeast 6 to 9 mph.
CEILING (KFT).......11 decreasing to 6.3.

TIME (EDT)      11 AM  1 PM   3 PM   5 PM
Sky (%).........45     60     63     59
Weather cov.....       S CHC  CHANCE CHANCE
Weather type....NONE   RNSHWR RNSHWR RNSHWR
Tstm cov........              CHANCE CHANCE
Chc of pcpn (%).10     20     30     40
Temp............84     87     87     85
RH..............74     65     68     72
Surface wind....NE 7   NE 7   E 8    E 9
Surface wnd gst.9      10     12     13
Mix hgt (ft)....3100   3700   3100   2900
Transport wind..E 7    NE 7   E 8    E 9
Ceiling (kft)...11     9.4    9.0    6.3

.TONIGHT...

Sky/weather.........Mostly cloudy (60-70 percent) then becoming
                    partly cloudy (30-40 percent). Chance of
                    showers and thunderstorms early in the evening,
                    then slight chance of showers early in the
                    evening.
Chance of pcpn......40 percent.
Chance of pcpn......40 percent.
Min temperature.....Around 75.
Max humidity........94 percent.
Surface winds (mph).Northeast winds 6 to 9 mph in the evening
                    becoming light.
Mixing height.......800 ft AGL decreasing to 400 ft AGL in the late
                    evening and overnight.
Transport winds.....Northeast 5 to 12 mph shifting to the north
                    around 5 mph early in the morning.
CEILING (KFT).......8.8 increasing to 25.

TIME (EDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
Sky (%).........62     57     55     38     33     33
Weather cov.....CHANCE S CHC
Weather type....RNSHWR RNSHWR NONE   NONE   NONE   NONE
Tstm cov........CHANCE
Chc of pcpn (%).40     20     10     0      0      0
Temp............84     78     77     77     76     76
RH..............74     91     90     90     94     90
Surface wind....E 9    E 7    NE 6   NE 3   NE 3   NE 3
Surface wnd gst.13     12     9      7      6      6
Mix hgt (ft)....2600   800    400    400    400    400
Transport wind..E 10   E 8    NE 6   NE 6   NE 6   NE 5
Ceiling (kft)...8.8    11     24     25     25     25

.FRIDAY...

Sky/weather.........Mostly sunny (30-40 percent). Chance of showers
                    and thunderstorms early in the morning.
Chance of pcpn......50 percent.
Chance of pcpn......50 percent.
Max temperature.....Around 91.
Min humidity........70 percent.
Surface winds (mph).Light winds becoming northeast 5 to 12 mph
                    early in the morning.
Mixing height.......2100 ft AGL increasing to 3500 ft AGL late in
                    the morning.
Transport winds.....Northeast 5 to 12 mph.
CEILING (KFT).......25 decreasing to 4.6 early in the morning, then
                    increasing to 10 late in the morning decreasing
                    to 7.6 late in the morning increasing to 10
                    decreasing to 3.9 early in the afternoon
                    increasing to 10 decreasing to 8.1 late in the
                    afternoon.

TIME (EDT)      6 AM      9 AM      NOON      3 PM
Sky (%).........19        15        40        58
Weather cov.....          CHANCE    CHANCE    CHANCE
Weather type....NONE      RNSHWR    RNSHWR    RNSHWR
Tstm cov........          CHANCE    CHANCE    CHANCE
Chc of pcpn (%).0         30        30        50
Temp............76        79        86        87
RH..............90        88        72        71
Surface wind....N 3G7     NE 5G9    NE 8G13   E 10G16
Mix hgt (ft)....400       1300      3100      3100
Transport wind..NE 6      NE 8      E 9       NE 10
Ceiling (kft)...25        10        10        10

$$
Forecaster...Ulrich
Requested by...Manuel Padilla
Type of request...HAZMAT
.TAG 2521315.0/MLB
.DELDT 09/04/25
.FormatterVersion 2.0.0
.EMAIL manuel.padilla@osceola.gov