National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Significant Coastal Impacts from Nor'Easter; Hurricane Nolo Bring Gusty Winds and Heavy Rain to Hawaii

A nor'easter will continue to bring significant coastal impacts to the Mid-Atlantic and New England into Monday. Moderate to major coastal flooding, heavy rain, strong winds, and high surf are expected. Hurricane Nolo will remain south of the Big Island of Hawaii with gusty winds and heavy rainfall that may bring significant, life-threatening flooding and mudslides through the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73°NLon: 81.05°WElev: 13ft.

Fair

83°F

28°C

Humidity 63%
Wind Speed N 6 mph
Barometer 29.93 in (1013.4 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 27 Sep 9:53 am EDT
Extended Forecast for

Big Pine Key FL

  • Today

    Today: Sunny, with a high near 87. North wind around 5 mph becoming calm.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 77. Northwest wind around 5 mph becoming calm.

    Low: 77 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of showers and thunderstorms. Partly sunny, with a high near 88. Calm wind. Chance of precipitation is 20%.

    High: 88 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 77. Calm wind. Chance of precipitation is 60%.

    Low: 77 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 89. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 70%.

    High: 89 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 77. Chance of precipitation is 70%.

    Low: 77 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 89. Chance of precipitation is 60%.

    High: 89 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 78. Chance of precipitation is 70%.

    Low: 78 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 89. Windy. Chance of precipitation is 80%.

    High: 89 °F

    Showers and
    Windy

Detailed Forecast

Today
Sunny, with a high near 87. North wind around 5 mph becoming calm.
Tonight
Partly cloudy, with a low around 77. Northwest wind around 5 mph becoming calm.
Monday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 88. Calm wind. Chance of precipitation is 20%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 77. Calm wind. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 89. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 70%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 77. Chance of precipitation is 70%.
Wednesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 89. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 78. Chance of precipitation is 70%.
Thursday
Showers and possibly a thunderstorm. High near 89. Windy. Chance of precipitation is 80%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 79. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 89. Breezy. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 79. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Big Pine Key FL
 24.68°N 81.35°W (Elev. 3 ft)
Last Update:
9:15 am EDT Sep 27, 2026
Forecast Valid:
10am EDT Sep 27, 2026-6pm EDT Oct 3, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation