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Grassy Key, FL Weather Forecast and Current Conditions

WEATHER ALERTS - Small Craft Advisory

Current Conditions From Nearby Local Station  

82°F
Feels Like 82°F  
Humidity N/A Dew Point N/A Wind ENE 13 MPH Gusts 15 Barometer 30.04 in.763.0 mm
Solar Rad 559 w/m2
Report from a MADIS/MESONET station 1.3 miles NNE of central Grassy Key
at
WEATHER ALERTS - Small Craft Advisory

Current Conditions From Nearby Local Station  

82°F
Feels Like 82°F  
Humidity N/A Dew Point N/A Wind ENE 13 MPH Gusts 15 Barometer 30.04 in.763.0 mm
Solar Rad 559 w/m2
Report from a MADIS/MESONET station 1.3 miles NNE of central Grassy Key
at

Point Forecast at a Glance

ThuOct 2
Thu Oct 2: Sunny, High 85°F, Low 73°F
10%
85°
73°
FriOct 3
Fri Oct 3: Isolated Thunderstorms, High 84°F, Low 73°F
20%
84°
73°
SatOct 4
Sat Oct 4: Isolated Thunderstorms, High 84°F, Low 74°F
40%
84°
74°
SunOct 5
Sun Oct 5: Isolated Thunderstorms, High 82°F, Low 75°F
50%
82°
75°
MonOct 6
Mon Oct 6: Isolated Thunderstorms, High 84°F, Low 75°F
40%
84°
75°
TueOct 7
Tue Oct 7: Isolated Thunderstorms, High 84°F, Low 75°F
30%
84°
75°
WedOct 8
Wed Oct 8: Isolated Thunderstorms, High 85°F, Low 75°F
20%
85°
75°


This Date in Weather History

1981 - Severe thunderstorms raked Phoenix, AZ, with heavy rain, high winds, and hail up to an inch and a half in diameter, for the second day in a row. Thunderstorms on the 1st deluged Phoenix with .68 inch of rain in five minutes, equalling their all-time record.

More on this and other weather history


Grassy Key 7 Day Weather Forecast Details

Thursday Oct 2

Sunny

Day: Mostly sunny, with a high near 85. East northeast wind around 17 mph, with gusts as high as 26 mph.

Partly Cloudy

Night: Partly cloudy, with a low around 73. Northeast wind 16 to 20 mph, with gusts as high as 31 mph.

Friday Oct 3

Isolated Thunderstorms

Day: Isolated showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. East northeast wind 15 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

Isolated Thunderstorms

Night: Isolated showers and thunderstorms before 7pm. Partly cloudy, with a low around 73. Northeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

Saturday Oct 4

Isolated Thunderstorms

Day: Scattered showers and thunderstorms after 8am. Partly sunny, with a high near 84. East northeast wind 15 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.

Isolated Thunderstorms

Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 74. East northeast wind 15 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.

Sunday Oct 5

Isolated Thunderstorms

Day: Scattered showers and thunderstorms. Partly sunny, with a high near 82. East southeast wind 10 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 75. East southeast wind 9 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

Monday Oct 6

Isolated Thunderstorms

Day: Scattered showers and thunderstorms. Partly sunny, with a high near 84. East southeast wind 10 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.

Thunderstorms with Mostly Cloudy

Night: Scattered showers and thunderstorms before 8pm. Mostly cloudy, with a low around 75. Chance of precipitation is 40%.

Tuesday Oct 7

Isolated Thunderstorms

Day: Scattered showers and thunderstorms after 8am. Mostly sunny, with a high near 84. Chance of precipitation is 30%.

Isolated Thunderstorms

Night: Scattered showers and thunderstorms before 8pm. Partly cloudy, with a low around 75. Chance of precipitation is 30%.

Wednesday Oct 8

Isolated Thunderstorms

Day: Isolated showers and thunderstorms after 2pm. Sunny, with a high near 85. Chance of precipitation is 20%.

Isolated Thunderstorms

Night: Isolated showers and thunderstorms before 8pm. Mostly clear, with a low around 75.

Sun & Moon   Monthly

First Light 7:03 AM

Sunrise 7:27 AM

Sunset 7:18 PM

Last Light 7:41 PM

Moonrise 4:39 PM

Moonset 2:35 AM

Moon Phase

Close Tide Stations

Cedar Key
(1.3 miles away)

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Contiguous United States Extremes

Wed's High Temperature
101 at Rio Grande Village, TX

Thu's Low Temperature
23 at Angel Fire, NM and Saranac Lake, NY


Weather Folklore

Many springs that have gone dry will have a good flow of water before rain.


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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.