Cedar Key, FL

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Atsena Otie Key: Looking towards Cedar Key

Today’s Forecast:

75°F
Current Temperature
Mostly Cloudy
Station: KCGC
Observed at: 6:15 am CDT
Wind: 0 mph | Humidity: 94%
⚠️
Heat Advisory
Heat Advisory issued August 13 at 7:45AM EDT until August 13 at 7:00PM EDT by NWS Tampa Bay Ruskin FL (Expires: August 13, 2026 6:00 pm)
Show Alert Details & Instructions
Description: * WHAT...Heat index values up to 109 expected. * WHERE...Coastal Levy and Inland Levy Counties. * WHEN...From noon today to 7 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Instructions: Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Today:Isolated showers and thunderstorms between 10am and 5pm. Mostly sunny, with a high near 89. Heat index values as high as 102. West northwest wind around 12 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Tonight:Partly cloudy, with a low around 82. Heat index values as high as 100. West wind 5 to 10 mph. New rainfall amounts less than a tenth of an inch possible.
Friday:Isolated showers and thunderstorms between 2pm and 5pm. Mostly sunny, with a high near 90. Heat index values as high as 103. West wind 5 to 8 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
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Today’s Report:

Boating

Use Caution
  47 /100

Use Caution for boating. High near 88°F. Low rain risk (21%). Breezy winds (12 mph). Slight chance of thunderstorms.

  • Temp: Marginal weather factor
  • Rain: Favorable conditions
  • Wind: Marginal weather factor
  • Thunderstorm: Marginal weather factor
Tomorrow's Outlook:
Use Caution 46/100
Use Caution for boating. High near 89°F. Low rain risk (19%). Light wind (8 mph). Slight chance of thunderstorms.

🛶 Paddling

Use Caution
  45 /100

Use Caution for paddling. High near 88°F. Risk of rain (21%). Breezy winds (12 mph). Slight chance of thunderstorms.

  • Temp: Marginal weather factor
  • Rain: Marginal weather factor
  • Wind: Marginal weather factor
  • Thunderstorm: Marginal weather factor
Tomorrow's Outlook:
Use Caution 46/100
Use Caution for paddling. High near 89°F. Low rain risk (19%). Light wind (8 mph). Slight chance of thunderstorms.

🐟 Fishing

Use Caution
  45 /100

Use Caution for fishing. High near 88°F. Low rain risk (21%). Breezy winds (12 mph). Slight chance of thunderstorms.

  • Temp: Marginal weather factor
  • Rain: Favorable conditions
  • Wind: Marginal weather factor
  • Thunderstorm: Marginal weather factor
Tomorrow's Outlook:
Use Caution 45/100
Use Caution for fishing. High near 89°F. Low rain risk (19%). Light wind (8 mph). Slight chance of thunderstorms.

🚲 Biking

  19 /100

Not Recommended for biking. High near 88°F. Low rain risk (21%). Light wind (12 mph). Slight chance of thunderstorms.

  • Temp: Marginal weather factor
  • Rain: Favorable conditions
  • Wind: Favorable conditions
  • Thunderstorm: Marginal weather factor
  • Alert: Unfavorable weather factor
⚠️ Active weather alerts affect this activity!
Tomorrow's Outlook:
Not Recommended 19/100
Not Recommended for biking. High near 89°F. Low rain risk (19%). Light wind (8 mph). Slight chance of thunderstorms.

🎪 Outdoor Events / Activities

Use Caution
  43 /100

Use Caution for outdoor events / activities. High near 88°F. Risk of rain (21%). Light wind (12 mph). Slight chance of thunderstorms.

  • Temp: Marginal weather factor
  • Rain: Marginal weather factor
  • Wind: Favorable conditions
  • Thunderstorm: Marginal weather factor
Tomorrow's Outlook:
Use Caution 42/100
Use Caution for outdoor events / activities. High near 89°F. Low rain risk (19%). Light wind (8 mph). Slight chance of thunderstorms.

About Cedar Key

The forecast point for Cedar Key represents conditions near Cedar Keys National Wildlife Refuge, while exposed water, beaches, wetlands, courses, or remote access within the coverage area may differ. The day’s key decisions involve ferry or causeway access, tides, shoreline wind, and low-lying roads.

Planning an Outing at Cedar Key

Check ferry or causeway access, tides, shoreline wind, and low-lying roads for the exact access point and activity—not just the nearest city forecast. Confirm current park, refuge, marina, ramp, ferry, road, bridge, course, or operator notices that apply to Cedar Key, and preserve enough daylight and shelter margin to change plans.

Weather Tips for Cedar Key

  • Check wind, tides, marine forecasts, beach flags or inlet current, and water-quality notices for the exact access area.
  • Leave beaches, boats, piers, jetties, and exposed shorelines immediately when thunder is heard.
  • During tropical threats, follow local evacuation, bridge, marina, ferry, campground, and coastal-closure instructions; storm surge may affect access before landfall.
  • Check conditions near Waccasassa Bay shortly before the activity starts.
  • Use sun protection, hydration, insect protection, and a reliable lightning shelter.

Nearby Towns and Areas

Use this forecast as practical context for outdoor plans near:

  • Cedar Keys National Wildlife Refuge
  • Atsena Otie Key
  • Lower Suwannee National Wildlife Refuge
  • Waccasassa Bay
  • Shell Mound
  • Levy County coast

Adjust the Day to the Forecast

Keep the route close to town and protected channels when wind opposes tide; postpone exposed island crossings if low roads or docks may flood.

7-Day Forecast for Cedar Key

75°F
Current Temperature
Mostly Cloudy
Station: KCGC
Observed at: 6:15 am CDT
Wind: 0 mph | Humidity: 94%
Thu
89° 82°
21%
Fri
90° 81°
19%
Sat
89° 81°
13%
Sun
89° 82°
10%
Mon
89° 83°
10%
Tue
90° 83°
19%
Wed
90° 82°
20%

7-Day High Temperature Trend

89° Thu 90° Fri 89° Sat 89° Sun 89° Mon 90° Tue 90° Wed

7-Day Low Temperature Trend

82° Thu 81° Fri 81° Sat 82° Sun 83° Mon 83° Tue 82° Wed

📊 7-Day Outdoor Outlook

Good Fair Poor 12 Thu 12 Fri 20 Sat 20 Sun 20 Mon 12 Tue 12 Wed
Forecast data from the National Weather Service  |  Last Updated: August 13, 2026 10:46 am CDT

Cedar Key Weather by Season

Winter

Drier winter weather helps shore outings, although wind and high tide can still affect docks and low roads. For boating near Cedar Keys National Wildlife Refuge, check the destination-specific forecast and operating notice before committing.

Spring

Spring combines warm water and rising crowds with stronger sun, sea breeze, and occasional coastal smoke. For paddling near Atsena Otie Key, check the destination-specific forecast and operating notice before committing.

Summer

Heat, lightning, mosquitoes, and tidal flooding shorten island outings and can leave low access roads vulnerable. For fishing near Lower Suwannee National Wildlife Refuge, check the destination-specific forecast and operating notice before committing.

Fall

At Cedar Key, high tides and tropical disruptions remain possible before cooler, drier air improves island access and comfort. For biking near Waccasassa Bay, check the destination-specific forecast and operating notice before committing.

Key Climate Data Points

  • Annual average temperature: roughly 68–73°F across North Florida and the Panhandle.
  • Annual snowfall: measurable snowfall is rare to essentially absent, though North Florida can experience freezes and occasional wintry precipitation.
  • Warmest months: July and August are generally hottest, with heat index often more important than air temperature.
  • Coolest months: January is usually coolest; passing cold fronts can create abrupt wind and temperature changes.
  • Wettest season: Summer and early fall usually bring the most rain, thunderstorms, and tropical moisture.
  • Driest season: Late fall through spring is generally drier, with regional drought and wildfire concerns possible.
  • Best outdoor window: Late fall through spring often offers lower humidity; warm-season plans benefit from early starts and storm flexibility.