Key Largo, FL Weather Forecast & Current Conditions

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Key Largo, FL Weather Maps

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Key Largo Weather Map
UTC Time: 9/21/2026, 00:36
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Key Largo, FL Regional Weather

Expires:202609210100;;790754
ASUS42 KTBW 210011
RWRFL 
FLORIDA REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
800 PM EDT SUN SEP 20 2026

NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.


FLZ066-069-070-075>078-162-262-165-265-210100-
SOUTHWEST FLORIDA AND KEYS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PUNTA GORDA    MOCLDY    76  71  85 E15       29.94R                  
FT MYERS       HVY RAIN  74  73  97 E20G26    29.91R FOG              
SOUTHWEST INTL CLOUDY    76  72  87 NE15G23   29.93R                  
NAPLES         MOCLDY    80  72  76 NE6       29.90R                  
MARCO ISLAND   CLOUDY    79  75  87 N3        29.90R                  
MARATHON       LGT RAIN  79  77  94 N3        29.89R                  
KEY WEST NAS   PTCLDY    82  75  79 E6        29.88R                  
KEY WEST INTL  PTCLDY    83  76  79 NW5       29.88R                  

STATION/POSITION SKY/WX   TEMP    WIND        PRES    WAVE   SWELL
                          AIR SEA DIR/SP/G            HT/PER HT/PER
                          (F)     (DEG/KT/KT) (MB)    (FT/S) (FT/S)
NAPLES           NOT AVBL
DRY TORTUGAS     NOT AVBL
SAND KEY                   83     340/  5/  6 1011.5S
SOMBRERO KEY               79     320/  9/ 11 1012.5R
LONG KEY                   80      30/ 11/ 14 1011.6R

$$

SKY/WX - Weather  TMP - Temperature  DP - Dew Point  RH - Humidity
WIND - Wind Direction/Speed PRES - Barometric Pressure VSB - Visibility
WCI - Wind Chill Index E13G22 Wind - East Wind 13 mph/Gusts of 22 mph

Key Largo, FL

Tonight
Thunderstorms
78°26°
60%
Monday
Thunderstorms
88°/ 80° 31°/ 27°
70%
Tuesday
Thunderstorms
88°/ 80° 31°/ 27°
70%
Wed-Wed Night
Thunderstorms
88°31°
70%
Thursday
Thunderstorms
88°/ 80° 31°/ 27°
60%
Friday
Thunderstorms
88°/ 80° 31°/ 27°
50%
Saturday
Thunderstorms
88°/ 80° 31°/ 27°
60%
Sunday
Thunderstorms
88°31°
70%

Night: Showers likely with a chance of thunderstorms. Lows in the upper 70s. South winds 5 to 10 mph, becoming southwest. Chance of rain 60 percent.

Miami, FL

Tonight
Thunderstorms
78°26°
80%
Monday
Thunderstorms
88°/ 78° 31°/ 26°
70%
Tuesday
Thunderstorms
88°/ 80° 31°/ 27°
80%
Wednesday
Thunderstorms
88°/ 78° 31°/ 26°
80%
Thursday
Thunderstorms
88°/ 78° 31°/ 26°
90%
Friday
Thunderstorms
88°/ 78° 31°/ 26°
70%
Saturday
Thunderstorms
88°/ 75° 31°/ 24°
70%
Sunday
Thunderstorms
88°31°
80%

Night: Mostly cloudy with showers with thunderstorms likely this evening, then partly cloudy with a chance of showers and thunderstorms after midnight. Lows in the upper 70s. Northeast winds around 5 mph, becoming southwest after midnight. Chance of rain 80 percent.

Fortymile Bend, FL

Tonight
Thunderstorms
72°22°
70%
Monday
Thunderstorms
88°/ 75° 31°/ 24°
70%
Tuesday
Thunderstorms
88°/ 75° 31°/ 24°
80%
Wednesday
Thunderstorms
88°/ 75° 31°/ 24°
80%
Thursday
Thunderstorms
88°/ 75° 31°/ 24°
90%
Friday
Thunderstorms
88°/ 75° 31°/ 24°
70%
Saturday
Thunderstorms
88°/ 72° 31°/ 22°
80%
Sunday
Thunderstorms
88°31°
70%

Night: Mostly cloudy with showers and thunderstorms likely this evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Patchy fog after midnight. Lows in the lower 70s. East winds around 5 mph this evening, becoming light and variable. Chance of rain 70 percent.

Hialeah, FL

Tonight
Thunderstorms
75°24°
70%
Monday
Thunderstorms
88°/ 75° 31°/ 24°
70%
Tuesday
Thunderstorms
88°/ 78° 31°/ 26°
80%
Wednesday
Thunderstorms
88°/ 75° 31°/ 24°
80%
Thursday
Thunderstorms
88°/ 75° 31°/ 24°
90%
Friday
Thunderstorms
88°/ 75° 31°/ 24°
70%
Saturday
Thunderstorms
88°/ 75° 31°/ 24°
80%
Sunday
Thunderstorms
88°31°
70%

Night: Mostly cloudy with showers and thunderstorms likely this evening, then partly cloudy with a chance of showers and thunderstorms after midnight. Lows in the mid 70s. East winds around 5 mph this evening, becoming light and variable. Chance of rain 70 percent.

Northwest Cape Sable, FL

Tonight
Thunderstorms
72°22°
60%
Monday
Thunderstorms
88°/ 75° 31°/ 24°
70%
Tuesday
Thunderstorms
88°/ 75° 31°/ 24°
70%
Wednesday
Thunderstorms
88°/ 75° 31°/ 24°
80%
Thursday
Thunderstorms
88°/ 75° 31°/ 24°
90%
Friday
Thunderstorms
88°/ 72° 31°/ 22°
70%
Saturday
Thunderstorms
88°/ 72° 31°/ 22°
70%
Sunday
Thunderstorms
88°31°
70%

Night: Mostly cloudy with showers and thunderstorms likely this evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. East winds around 5 mph. Chance of rain 60 percent.

Hollywood, FL

Tonight
Thunderstorms
75°24°
70%
Monday
Thunderstorms
88°/ 78° 31°/ 26°
70%
Tuesday
Thunderstorms
88°/ 78° 31°/ 26°
80%
Wednesday
Thunderstorms
88°/ 75° 31°/ 24°
80%
Thursday
Thunderstorms
88°/ 75° 31°/ 24°
80%
Friday
Thunderstorms
88°/ 75° 31°/ 24°
70%
Saturday
Thunderstorms
88°/ 75° 31°/ 24°
70%
Sunday
Thunderstorms
88°31°
70%

Night: Mostly cloudy with showers and thunderstorms likely this evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Near steady temperature in the mid 70s. East winds around 5 mph this evening, becoming light and variable. Chance of rain 70 percent.

Fort Lauderdale, FL

Tonight
Thunderstorms
78°26°
70%
Monday
Thunderstorms
88°/ 78° 31°/ 26°
70%
Tuesday
Thunderstorms
88°/ 78° 31°/ 26°
80%
Wednesday
Thunderstorms
85°/ 78° 29°/ 26°
80%
Thursday
Thunderstorms
88°/ 78° 31°/ 26°
80%
Friday
Thunderstorms
88°/ 78° 31°/ 26°
70%
Saturday
Thunderstorms
88°/ 78° 31°/ 26°
70%
Sunday
Thunderstorms
88°31°
70%

Night: Mostly cloudy with showers and thunderstorms likely this evening, then partly cloudy with a chance of showers and thunderstorms after midnight. Near steady temperature in the upper 70s. East winds around 5 mph, becoming southwest after midnight. Chance of rain 70 percent.

Miccosukee Indian Reservation, FL

Tonight
Thunderstorms
72°22°
70%
Monday
Thunderstorms
88°/ 75° 31°/ 24°
70%
Tuesday
Thunderstorms
88°/ 75° 31°/ 24°
80%
Wednesday
Thunderstorms
88°/ 75° 31°/ 24°
80%
Thursday
Thunderstorms
88°/ 75° 31°/ 24°
80%
Friday
Thunderstorms
88°/ 72° 31°/ 22°
70%
Saturday
Thunderstorms
88°/ 72° 31°/ 22°
70%
Sunday
Thunderstorms
88°31°
70%

Night: Mostly cloudy with showers and thunderstorms likely this evening, then partly cloudy after midnight. Patchy fog after midnight. Lows in the lower 70s. East winds around 5 mph this evening, becoming light and variable. Chance of rain 70 percent.

Bonita Shores, FL

Tonight
Thunderstorms
75°24°
50%
Monday
Thunderstorms
88°/ 75° 31°/ 24°
50%
Tuesday
Thunderstorms
88°/ 75° 31°/ 24°
70%
Wednesday
Thunderstorms
88°/ 75° 31°/ 24°
70%
Thursday
Thunderstorms
88°/ 75° 31°/ 24°
70%
Friday
Thunderstorms
90°/ 75° 32°/ 24°
50%
Saturday
Thunderstorms
88°/ 75° 31°/ 24°
50%
Sunday
Thunderstorms
88°31°
50%

Night: Mostly cloudy this evening, then becoming partly cloudy. A chance of showers. A chance of thunderstorms, mainly this evening. Lows in the mid 70s. East winds around 5 mph. Chance of rain 50 percent.

Golden Gate, FL

Tonight
Thunderstorms
72°22°
70%
Monday
Thunderstorms
88°/ 72° 31°/ 22°
70%
Tuesday
Thunderstorms
90°/ 72° 32°/ 22°
70%
Wednesday
Thunderstorms
88°/ 72° 31°/ 22°
80%
Thursday
Thunderstorms
90°/ 72° 32°/ 22°
70%
Friday
Thunderstorms
90°/ 72° 32°/ 22°
70%
Saturday
Thunderstorms
90°/ 72° 32°/ 22°
50%
Sunday
Thunderstorms
88°31°
50%

Night: Mostly cloudy with showers and thunderstorms likely this evening, then partly cloudy after midnight. Patchy fog after midnight. Lows in the lower 70s. East winds around 5 mph this evening, becoming light and variable. Chance of rain 70 percent.

West Palm Beach, FL

Tonight
Thunderstorms
78°26°
70%
Monday
Thunderstorms
88°/ 78° 31°/ 26°
70%
Tuesday
Thunderstorms
88°/ 78° 31°/ 26°
70%
Wednesday
Thunderstorms
88°/ 75° 31°/ 24°
80%
Thursday
Thunderstorms
88°/ 78° 31°/ 26°
70%
Friday
Thunderstorms
88°/ 78° 31°/ 26°
70%
Saturday
Thunderstorms
88°/ 75° 31°/ 24°
70%
Sunday
Thunderstorms
85°29°
70%

Night: Mostly cloudy this evening, then becoming partly cloudy. A chance of thunderstorms. Showers likely, mainly this evening. Near steady temperature in the upper 70s. East winds around 5 mph, becoming southwest after midnight. Chance of rain 70 percent.

Boynton Beach, FL

Tonight
Thunderstorms
75°24°
70%
Monday
Thunderstorms
88°/ 75° 31°/ 24°
70%
Tuesday
Thunderstorms
88°/ 75° 31°/ 24°
80%
Wednesday
Thunderstorms
88°/ 75° 31°/ 24°
80%
Thursday
Thunderstorms
88°/ 75° 31°/ 24°
70%
Friday
Thunderstorms
88°/ 75° 31°/ 24°
70%
Saturday
Thunderstorms
88°/ 75° 31°/ 24°
70%
Sunday
Thunderstorms
88°31°
70%

Night: Mostly cloudy with showers and thunderstorms likely this evening, then partly cloudy with a chance of showers and thunderstorms after midnight. Lows in the mid 70s. East winds around 5 mph this evening, becoming light and variable. Chance of rain 70 percent.

Lion Country Safari Park, FL

Tonight
Thunderstorms
72°22°
70%
Monday
Thunderstorms
88°/ 72° 31°/ 22°
70%
Tuesday
Thunderstorms
88°/ 72° 31°/ 22°
80%
Wednesday
Thunderstorms
88°/ 72° 31°/ 22°
80%
Thursday
Thunderstorms
88°/ 75° 31°/ 24°
70%
Friday
Thunderstorms
88°/ 72° 31°/ 22°
70%
Saturday
Thunderstorms
88°/ 72° 31°/ 22°
70%
Sunday
Thunderstorms
88°31°
50%

Night: Mostly cloudy with showers and thunderstorms likely this evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Patchy fog after midnight. Lows in the lower 70s. East winds around 5 mph this evening, becoming light and variable. Chance of rain 70 percent.

Felda, FL

Tonight
Thunderstorms
70°21°
70%
Monday
Thunderstorms
88°/ 72° 31°/ 22°
60%
Tuesday
Thunderstorms
88°/ 72° 31°/ 22°
70%
Wednesday
Thunderstorms
88°/ 72° 31°/ 22°
80%
Thursday
Thunderstorms
88°/ 72° 31°/ 22°
70%
Friday
Thunderstorms
88°/ 72° 31°/ 22°
50%
Saturday
Thunderstorms
88°/ 70° 31°/ 21°
50%
Sunday
Thunderstorms
88°31°
50%

Night: Mostly cloudy with showers and thunderstorms likely this evening, then partly cloudy after midnight. Patchy fog after midnight. Lows around 70. East winds around 5 mph this evening, becoming light and variable. Chance of rain 70 percent.

Cape Coral, FL

Tonight
Thunderstorms
75°24°
50%
Monday
Thunderstorms
88°/ 75° 31°/ 24°
50%
Tuesday
Thunderstorms
88°/ 75° 31°/ 24°
70%
Wed-Wed Night
Thunderstorms
88°31°
80%
Thu-Thu Night
Thunderstorms
88°31°
60%
Friday
Thunderstorms
88°/ 75° 31°/ 24°
50%
Saturday
Thunderstorms
75°24°
50%
Sunday
Thunderstorms
75°24°
50%

Night: Partly cloudy with scattered showers and thunderstorms this evening, then mostly clear with isolated showers and thunderstorms after midnight. Lows in the mid 70s. East winds 5 to 10 mph. Chance of rain 50 percent.

Muse, FL

Tonight
Thunderstorms
70°21°
70%
Monday
Thunderstorms
88°/ 72° 31°/ 22°
70%
Tuesday
Thunderstorms
88°/ 72° 31°/ 22°
70%
Wednesday
Thunderstorms
88°/ 72° 31°/ 22°
70%
Thursday
Thunderstorms
88°/ 72° 31°/ 22°
70%
Friday
Thunderstorms
88°/ 72° 31°/ 22°
50%
Saturday
Thunderstorms
88°/ 70° 31°/ 21°
40%
Sunday
Thunderstorms
88°31°
40%

Night: Mostly cloudy with showers and thunderstorms likely this evening, then partly cloudy after midnight. Patchy fog after midnight. Lows around 70. East winds around 5 mph this evening, becoming light and variable. Chance of rain 70 percent.

Fort Myers, FL

Tonight
Thunderstorms
72°22°
50%
Monday
Thunderstorms
88°/ 75° 31°/ 24°
50%
Tuesday
Thunderstorms
90°/ 75° 32°/ 24°
80%
Wed-Wed Night
Thunderstorms
90°32°
80%
Thu-Thu Night
Thunderstorms
90°32°
60%
Friday
Thunderstorms
90°/ 72° 32°/ 22°
50%
Saturday
Thunderstorms
72°22°
50%
Sunday
Thunderstorms
72°22°
50%

Night: Mostly cloudy with scattered showers and thunderstorms this evening, then mostly clear after midnight. Lows in the lower 70s. East winds around 5 mph. Chance of rain 50 percent.

Sebring, FL

Tonight
Thunderstorms
72°22°
70%
Monday
Thunderstorms
90°/ 72° 32°/ 22°
70%
Tuesday
Thunderstorms
90°/ 72° 32°/ 22°
80%
Wed-Wed Night
Thunderstorms
90°32°
80%
Thu-Thu Night
Thunderstorms
90°32°
70%
Friday
Thunderstorms
88°/ 70° 31°/ 21°
50%
Saturday
Thunderstorms
88°31°
40%
Sunday
Thunderstorms
88°31°
40%

Night: Mostly cloudy with numerous showers and thunderstorms this evening, then partly cloudy after midnight. Lows in the lower 70s. East winds around 5 mph this evening, becoming light and variable. Chance of rain 70 percent.

Port Charlotte, FL

Tonight
Thunderstorms
75°24°
50%
Monday
Thunderstorms
88°/ 75° 31°/ 24°
50%
Tuesday
Thunderstorms
88°/ 75° 31°/ 24°
80%
Wed-Wed Night
Thunderstorms
88°31°
80%
Thu-Thu Night
Thunderstorms
88°31°
50%
Friday
Thunderstorms
88°/ 75° 31°/ 24°
50%
Saturday
Thunderstorms
88°31°
40%
Sunday
Thunderstorms
88°31°
40%

Night: Partly cloudy with scattered showers and thunderstorms this evening, then mostly clear with isolated showers and thunderstorms after midnight. Lows in the mid 70s. Northeast winds around 5 mph. Chance of rain 50 percent.

Babcock Ranch, FL

Tonight
Thunderstorms
72°22°
70%
Monday
Thunderstorms
90°/ 72° 32°/ 22°
50%
Tuesday
Thunderstorms
90°/ 75° 32°/ 24°
80%
Wed-Wed Night
Thunderstorms
90°32°
80%
Thursday
Thunderstorms
90°/ 72° 32°/ 22°
60%
Friday
Thunderstorms
90°/ 72° 32°/ 22°
50%
Saturday
Thunderstorms
88°31°
40%
Sunday
Thunderstorms
88°31°
40%

Night: Mostly cloudy with numerous showers and thunderstorms this evening, then mostly clear after midnight. Lows in the lower 70s. East winds around 5 mph. Chance of rain 70 percent.

Names listed above may include county names.

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