closegps_fixed
24.73 °N, 81.05 °W

Marathon, FL Severe Weather Alertstar_ratehome

icon79 Â°F The Florida Keys Marathon Airport Station|Report|Change
Current Station
Personal Weather Station
Location: Marathon, FL
Nearby Weather Stations

Active Weather Alerts

Marine Weather Statement
Issued: 10:18 PM Sep. 20, 2026 – National Weather Service
...STRONG THUNDERSTORMS OVER THE ADJACENT WATERS OF THE MIDDLE
KEYS...

The areas affected include...
Hawk Channel and Straits of Florida from Craig Key to Halfmoon Shoal
out 20 nm...
Bay and Gulf Side from Craig Key to Halfmoon Shoal out to 5
fathoms...
Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood
Sound...
Hawk Channel from Ocean Reef to Craig Key out to the reef...

At 617 PM EDT, National Weather Service meteorologists detected a
disorganized cluster of strong thunderstorms, capable of producing
wind gusts near 30 knots.
These thunderstorms were located along a line extending from near
Annette Key to Little Pine Key to near Sombrero Key Light to 7 nm
southwest of East Washerwoman Shoal Light, moving northeast at 15
knots.

Locations that will be affected include...
Big Pine Shoal, Annette Key, Howe Key, Bonefish Tower, Tennessee Reef
Light, Money Key, and Cooks Island.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare for rainfall rates up to INSERT RAINFALL RATE inches per
hour. Make sure bilge passages and scuppers are clean of any debris
or obstruction.

Intense and continuous lightning is occurring with these storms. Stay
low, or go below. Lower VHF antenna, outriggers, fishing rods, and
umbrellas. Avoid open areas on islands and sandbars. Do not shelter
under tall or isolated trees on nearby mangrove islands.

&&


Local Radar
Local Radar ImageLocal Severe Image