279
FNUS72 KMFL 010904
FWSMFL
SPOT FORECAST FOR JOHNSON WF...NPS
NATIONAL WEATHER SERVICE MIAMI FL
ISSUED BY NATIONAL WEATHER SERVICE KEY WEST FL
504 AM EDT THU MAY 1 2025
FORECAST IS BASED ON FORECAST START TIME OF 0600 EDT ON MAY 01.
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
EASTERLY WINDS TODAY WITH AFTERNOON GUSTS OF 20-25 MPH
POSSIBLE. VERY GOOD TO EXCELLENT DISPERSIONS EXPECTED THIS AFTERNOON.
MIN RH VALUES WILL REMAIN ABOVE CRITICAL THRESHOLDS. AN ISOLATED QUICK
MOVING SHOWER CAN'T BE RULED OUT TODAY.
TODAY
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT).
CHANCE OF PCPN......10 PERCENT.
MAX TEMPERATURE.....AROUND 84.
MIN HUMIDITY........48 PERCENT.
WIND (20 FT)........EAST WINDS 5 TO 9 MPH.
MIXING HEIGHT.......6000 FT AGL.
TRANSPORT WINDS.....EAST 9 TO 15 MPH.
DISPERSION INDEX....8 INCREASING TO 31 LATE IN THE MORNING, THEN
INCREASING TO 60 LATE IN THE MORNING INCREASING
TO 79 LATE IN THE MORNING DECREASING TO 64
DECREASING TO 56 LATE IN THE AFTERNOON.
LVORI...............3.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........11 15 28 24 30 35 30 36 35 40 36 36
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).10 10 10 10 10 10 0 0 0 0 0 0
TEMP............67 66 70 75 79 81 82 83 83 83 83 84
RH..............87 90 84 74 62 56 55 51 51 49 49 48
20 FT WIND DIR..E E E E E E E E E E E E
20 FT WIND SPD..5 6 6 8 8 8 9 9 9 9 9 9
20 FT WIND GUST.14 14 15 15 17 18 18 20 18 18 18 18
MIX HGT (KFT)...0.4 0.4 0.4 2.0 3.6 5.2 5.5 5.7 6.0 5.8 5.5 5.3
TRANSP WIND DIR.E E E E E E E E E E E E
TRANSP WIND SPD.10 9 10 12 14 15 15 14 13 13 13 13
DISPERSION IDX..5 5 11 31 60 79 67 65 66 60 57 55
LVORI...........5 5 4 3 1 1 1 1 1 1 1 1
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MIN TEMPERATURE.....AROUND 65.
MAX HUMIDITY........93 PERCENT.
WIND (20 FT)........EAST WINDS 5 TO 9 MPH IN THE EVENING BECOMING
LIGHT.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....EAST 7 TO 13 MPH.
DISPERSION INDEX....47 DECREASING TO 8 EARLY IN THE EVENING.
LVORI...............4.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........31 37 43 25 28 26 28 27 31 32 31 32
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............82 79 77 73 71 71 70 70 69 68 67 67
RH..............53 58 64 73 79 79 84 84 87 90 93 93
20 FT WIND DIR..E E E E E E E E E E E E
20 FT WIND SPD..9 8 8 6 5 5 5 3 3 3 3 3
20 FT WIND GUST.18 18 17 16 15 14 13 12 12 12 10 10
MIX HGT (KFT)...3.9 2.4 1.0 0.8 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 13 12 10 9 9 8 8 7 7
DISPERSION IDX..50 43 12 8 5 5 5 4 4 4 3 3
LVORI...........1 1 3 3 4 4 5 5 5 6 6 6
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).
CHANCE OF PCPN......10 PERCENT.
MAX TEMPERATURE.....AROUND 86.
MIN HUMIDITY........48 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING EAST 5 TO 9 MPH IN THE
LATE MORNING AND AFTERNOON.
MIXING HEIGHT.......6400 FT AGL.
TRANSPORT WINDS.....EAST 7 TO 12 MPH.
DISPERSION INDEX....5 INCREASING TO 19 LATE IN THE MORNING, THEN
INCREASING TO 35 LATE IN THE MORNING INCREASING
TO 54 LATE IN THE MORNING INCREASING TO 68
DECREASING TO 57 LATE IN THE AFTERNOON.
LVORI...............4.
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........29 31 35 39 41 36
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 10 10 10 10 10
TEMP............67 70 80 83 84 84
RH..............90 87 60 53 49 48
20 FT WIND DIR..E E E SE SE E
20 FT WIND SPD..3 3 6 8 8 9
20 FT WIND GUST.10 10 12 14 15 16
MIX HGT (FT)....400 400 3600 5600 6400 5700
TRANSPORT WIND..E 7 E 7 E 8 E 9 E 10 E 12
DISPERSION IDX..3 7 35 57 71 57
LVORI...........6 5 1 1 1 1
FORECASTER...FISHER
REQUESTED BY...EVERGLADES DUTY OFFICER
TYPE OF REQUEST...WILDFIRE
.TAG 2511576.8/MFL
.DELDT 05/01/25
.FORMATTERVERSION 2.0.0
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