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Grassy Key, FL Weather Forecast and Current Conditions

WEATHER ALERTS - Small Craft Advisory

Current Conditions From Nearby Local Station  

81°F
Feels Like 84°F  
Humidity 65% Dew Point 68°F Wind NNE 12 MPH Gusts 19 Barometer 30.01 in.762.3 mm
Solar Rad 144 w/m2
Report from a MADIS/MESONET station 1.4 miles NNE of central Grassy Key
at
WEATHER ALERTS - Small Craft Advisory

Current Conditions From Nearby Local Station  

81°F
Feels Like 84°F  
Humidity 65% Dew Point 68°F Wind NNE 12 MPH Gusts 19 Barometer 30.01 in.762.3 mm
Solar Rad 144 w/m2
Report from a MADIS/MESONET station 1.4 miles NNE of central Grassy Key
at

Point Forecast at a Glance

FriOct 3
Fri Oct 3: Sunny, High 84°F, Low 73°F
10%
84°
73°
SatOct 4
Sat Oct 4: Isolated Thunderstorms, High 84°F, Low 75°F
20%
84°
75°
SunOct 5
Sun Oct 5: Isolated Thunderstorms, High 84°F, Low 74°F
50%
84°
74°
MonOct 6
Mon Oct 6: Isolated Thunderstorms, High 83°F, Low 75°F
40%
83°
75°
TueOct 7
Tue Oct 7: Isolated Thunderstorms, High 84°F, Low 74°F
30%
84°
74°
WedOct 8
Wed Oct 8: Isolated Thunderstorms, High 86°F, Low 74°F
20%
86°
74°
ThuOct 9
Thu Oct 9: Isolated Thunderstorms, High 84°F, Low 73°F
20%
84°
73°


This Date in Weather History

1964 - Hurricane Hilda struck Louisiana spawning many tornadoes, and claimed twenty-two lives.

More on this and other weather history


Grassy Key 7 Day Weather Forecast Details

Friday Oct 3

Sunny

Day: Mostly sunny, with a high near 84. East northeast wind around 17 mph, with gusts as high as 28 mph.

Partly Cloudy

Night: Partly cloudy, with a low around 73. Northeast wind 15 to 20 mph, with gusts as high as 31 mph.

Saturday Oct 4

Isolated Thunderstorms

Day: Isolated showers and thunderstorms after 2pm. Partly sunny, with a high near 84. East northeast wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

Thunderstorms with Mostly Cloudy

Night: Isolated showers and thunderstorms before 8pm. Mostly cloudy, with a low around 75. East northeast wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.

Sunday Oct 5

Isolated Thunderstorms

Day: Scattered showers and thunderstorms after 8am. Partly sunny, with a high near 84. East northeast wind 12 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

Isolated Thunderstorms

Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 74. East northeast wind 12 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.

Monday Oct 6

Isolated Thunderstorms

Day: Scattered showers and thunderstorms. Partly sunny, with a high near 83. East northeast wind around 12 mph. Chance of precipitation is 40%.

Isolated Thunderstorms

Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 75. East northeast wind around 14 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

Tuesday Oct 7

Isolated Thunderstorms

Day: Scattered showers and thunderstorms. Mostly sunny, with a high near 84. East wind 10 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

Isolated Thunderstorms

Night: Scattered showers and thunderstorms before 8pm. Partly cloudy, with a low around 74. Chance of precipitation is 30%.

Wednesday Oct 8

Isolated Thunderstorms

Day: Isolated showers and thunderstorms after 2pm. Sunny, with a high near 86. Chance of precipitation is 20%.

Isolated Thunderstorms

Night: Isolated showers and thunderstorms before 8pm. Partly cloudy, with a low around 74. Chance of precipitation is 20%.

Thursday Oct 9

Isolated Thunderstorms

Day: Isolated showers and thunderstorms after 8am. Mostly sunny, with a high near 84. Chance of precipitation is 20%.

Thunderstorms with Mostly Cloudy

Night: Isolated showers and thunderstorms before 8pm. Mostly cloudy, with a low around 73.

Sun & Moon   Monthly

First Light 7:03 AM

Sunrise 7:27 AM

Sunset 7:17 PM

Last Light 7:40 PM

Moonrise 5:14 PM

Moonset 3:38 AM

Moon Phase

Close Tide Stations

Cedar Key
(1.3 miles away)

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Contiguous United States Extremes

Thu's High Temperature
104 at Gila Bend, AZ

Fri's Low Temperature
25 at Angel Fire, NM


Weather Folklore

When the moon rises red and appears large, with clouds, expect rain in twelve hours.


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How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.