Spot Forecast
Issued by NWS Miami, FL

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825
FNUS72 KMFL 260858
FWSMFL

Spot Forecast for Johnson WF...NPS
National Weather Service Miami FL
458 AM EDT Sat Apr 26 2025

Forecast is based on forecast start time of 0600 EDT on April 26.
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.

.DISCUSSION...Mainly dry today with just an isolated chance of a passing
shower this morning. Easterly winds 5-10 mph with afternoon gusts of around
20 mph. Generally good dispersions expected this afternoon. Min RH values
will remain above critical thresholds.

.TODAY...

Sky/weather.........Sunny (20-30 percent).
Chance of pcpn......10 percent.
Max temperature.....Around 86.
Min humidity........48 percent.
Wind (20 ft)........East winds 5 to 8 mph.
Mixing height.......5300 ft AGL.
Transport winds.....East 8 to 13 mph.
Dispersion index....7 increasing to 64.
LVORI...............4.

TIME (EDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........24  23  19  25  28  31  27  28  24  24  17  16
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).10  10  10  10  10  0   0   0   0   0   0   0
Temp............69  68  71  75  80  82  83  85  85  85  85  86
RH..............93  97  90  79  65  56  53  51  50  50  50  48
20 FT wind dir..E   E   E   E   E   E   E   E   E   E   E   E
20 FT wind spd..5   5   5   6   7   8   8   8   8   8   8   8
20 FT wind gust.12  12  12  13  15  16  17  17  17  17  17  16
Mix hgt (kft)...0.5 0.5 0.4 1.9 3.3 4.7 4.9 5.1 5.3 5.1 4.9 4.6
Transp wind dir.E   E   E   E   E   E   E   E   E   E   E   E
Transp wind spd.8   9   10  12  12  13  12  12  10  12  13  13
Dispersion idx..4   4   10  27  48  68  66  63  61  60  61  63
LVORI...........7   7   5   3   1   1   1   1   1   1   1   1

.TONIGHT...

Sky/weather.........Mostly clear (20-30 percent).
Chance of pcpn......0 percent.
Min temperature.....Around 64.
Max humidity........100 percent.
Wind (20 ft)........East winds 5 to 8 mph in the evening becoming
                    light.
Mixing height.......400 ft AGL.
Transport winds.....East 6 to 13 mph.
Dispersion index....53 decreasing to 5.
LVORI...............5.

TIME (EDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........16  17  16  7   15  16  28  28  35  42  38  38
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............84  82  78  73  72  70  69  69  68  67  66  66
RH..............49  55  64  79  81  87  90  93  93  97  100 100
20 FT wind dir..E   E   E   E   E   NE  NE  NE  NE  NE  NE  NE
20 FT wind spd..8   8   6   5   5   3   3   3   2   2   2   2
20 FT wind gust.17  16  15  13  12  10  9   8   8   7   7   7
Mix hgt (kft)...3.4 2.1 0.9 0.7 0.6 0.4 0.4 0.4 0.4 0.4 0.4 0.4
Transp wind dir.E   E   E   E   E   E   E   E   E   E   E   E
Transp wind spd.13  13  13  12  10  9   8   8   7   7   6   6
Dispersion idx..53  35  6   5   5   4   4   4   3   3   3   3
LVORI...........1   1   3   4   4   5   6   6   6   8   8   9

.SUNDAY...

Sky/weather.........Sunny (15-25 percent).
Chance of pcpn......0 percent.
Max temperature.....Around 88.
Min humidity........47 percent.
Wind (20 ft)........Light winds becoming east 5 to 8 mph late in
                    the morning.
Mixing height.......5200 ft AGL.
Transport winds.....East 6 to 12 mph.
Dispersion index....5 increasing to 54.
LVORI...............5.

TIME (EDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Sky (%).........34     28     18     19     17     10
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE   NONE
Tstm cov........
Chc of pcpn (%).0      0      0      0      0      0
Temp............66     69     79     84     86     86
RH..............97     93     69     53     48     48
20 FT wind dir..NE     NE     E      E      E      E
20 FT wind spd..2      2      3      6      8      8
20 FT wind gust.6      7      8      12     14     14
Mix hgt (ft)....400    400    2900   4500   5200   4500
Transport wind..E 6    E 6    E 8    E 8    E 9    E 10
Dispersion idx..3      6      27     44     52     52
LVORI...........8      6      2      1      1      1

$$
Forecaster...Fisher
Requested by...Everglades Duty Officer
Type of request...WILDFIRE
.TAG 2511576.3/MFL
.DELDT 04/26/25
.FormatterVersion 2.0.0