KEY WEST, FL 33040 Weather Forecast & Current Conditions

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33040 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
KEY WEST, FL Current Weather
2:53 AM EDT SEP 16, 2026
Few Clouds 81°F
Feels Like:	86°F
Dewpoint:	73°F
Rel. Hum.:	77%
Visibility:	10 miles
Wind:	E at 7 mph
Pressure:	30.03 inches
Last 72 hours
Local Area Snow Depth
Florida Current Weather
Florida MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

33040 WEATHER FORECAST
10-Day model forecast maps 2026 Hurricanes	KEY WEST, FL 33040 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TONIGHT
Partly cloudy with a chance of showers and thunderstorms. Lows in the lower 80s. East to southeast winds 5 to 10 mph, becoming northeast to east and increasing to 10 to 15 mph. Chance of rain 50 percent.

WEDNESDAY
Partly cloudy with a chance of showers and thunderstorms. Highs near 90. Northeast to east winds 10 to 15 mph. Chance of rain 50 percent.

WEDNESDAY NIGHT
Showers likely with a chance of thunderstorms. Lows near 80. East winds 10 to 15 mph. Chance of rain 60 percent.

THURSDAY
Showers likely with a chance of thunderstorms. Highs in the upper 80s. East winds near 10 mph. Chance of rain 60 percent.

THURSDAY NIGHT
Showers likely with a chance of thunderstorms. Lows near 80. East to southeast winds 10 to 15 mph. Chance of rain 70 percent.

FRIDAY
Partly to mostly cloudy with a chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 50 percent.

FRIDAY NIGHT
Showers likely with a chance of thunderstorms. Lows near 80. Chance of rain 60 percent.

SATURDAY AND SATURDAY NIGHT
Partly to mostly cloudy with a chance of showers and thunderstorms. Highs in the upper 80s. Lows in the lower 80s. Chance of rain 50 percent.

SUNDAY
Partly cloudy with a chance of showers and thunderstorms. Highs near 90. Chance of rain 40 percent.

SUNDAY NIGHT
Partly to mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 80s. Chance of rain 50 percent.

MONDAY AND MONDAY NIGHT
Partly to mostly cloudy with a chance of showers and thunderstorms. Highs near 90. Lows in the lower 80s. Chance of rain 50 percent.

TUESDAY
Showers likely with a chance of thunderstorms. Highs in the upper 80s. Chance of rain 60 percent.

33040 WEATHER SATELLITE LOOPS

Visible Weather Satellite
KEY WEST, FL 33040

Infrared Weather Satellite
KEY WEST, FL 33040

33040 WEATHER RADAR LOOP

NEXRAD Weather Radar
KEY WEST, FL 33040

MOS COMPUTER WEATHER FORECAST

KEY WEST, FL 3 hourly weather forecast

weather forecast created 8:00 PM EDT 9/15/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Wednesday
16 SEP 2026

2 AM

84°

95°

Partly Cloudy

38%
RAIN
.5–1 in

0% Thunder
( 45% severe)

E 14

82%

78°

Low 83°

5 AM

84°

94°

Partly Cloudy

E 14

80%

77°

High 90°

8 AM

85°

96°

Partly Cloudy

44%
RAIN
.1–.25 in

0% Thunder
( 43% severe)

E 13

77%

77°

Mostly Cloudy

Chance of Rain

11 AM

88°

100°

Mostly Cloudy

ENE 14

70%

77°

2 PM

88°

100°

Mostly Cloudy

42%
RAIN
***

0% Thunder
( 51% severe)

ENE 14

70%

77°

5 PM

88°

100°

Partly Cloudy

ENE 14

70%

77°

8 PM

85°

96°

Mostly Cloudy

43%
RAIN
.25–.5 in

0% Thunder
( 46% severe)

ENE 14

77%

77°

11 PM

85°

96°

Partly Cloudy

E 13

77%

77°

Thursday
17 SEP 2026

2 AM

84°

94°

Partly Cloudy

39%
RAIN
.5–1 in

0% Thunder
( 39% severe)

E 12

80%

77°

Low 82°

5 AM

84°

94°

Partly Cloudy

ENE 12

80%

77°

High 90°

8 AM

85°

96°

Partly Cloudy

66%
RAIN
***

0% Thunder
( 40% severe)

ENE 12

77%

77°

Partly Cloudy

Rain Likely

11 AM

87°

99°

Partly Cloudy

E 12

72%

77°

2 PM

88°

100°

Partly Cloudy

54%
RAIN
***

0% Thunder
( 53% severe)

E 12

70%

77°

5 PM

88°

100°

Partly Cloudy

E 13

70%

77°

8 PM

85°

96°

Partly Cloudy

60%
RAIN
***

0% Thunder
( 50% severe)

E 12

77%

77°

11 PM

84°

94°

Partly Cloudy

E 12

80%

77°


KEY WEST, FL extended weather forecast
Friday 18 SEP 2026	Saturday 19 SEP 2026	Sunday 20 SEP 2026	Monday 21 SEP 2026	Tuesday 22 SEP 2026
Low 78°	Low 80°	Low 83°	Low 84°	Low 82°
High 88°	High 90°	High 90°	High 91°	High 90°

Overcast 76% Rain	Overcast 71% Rain	Partly Cloudy 42% Rain	Mostly Cloudy 39% Rain	Partly Cloudy 45% Rain

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