Coastal Flood Statement

Coastal Hazard Message
National Weather Service Key West FL
408 AM EDT Mon Sep 15 2025

FLZ076-151915-
/O.EXT.KKEY.CF.S.0003.000000T0000Z-250916T1000Z/
Monroe Upper Keys-
408 AM EDT Mon Sep 15 2025

...COASTAL FLOOD STATEMENT NOW IN EFFECT THROUGH LATE TONIGHT...

* WHAT...Minor saltwater flooding.

* WHERE...Upper Florida Keys.

* WHEN...Through late tonight.

* IMPACTS...Minor saltwater flooding of low elevation streets and
  lots is likely. Some storm drains will overflow, and some
  seawalls and docks will be overtopped. Boaters can expect less
  clearance under fixed bridges. Motorists should remember that
  persistent puddles around the times of high tide are almost
  certain to contain a mix of saltwater. Little improvement is
  expected, even at lower tides.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive through flooded roadways.

&&

$$

DP

Coastal Hazard Message
National Weather Service Key West FL
408 AM EDT Mon Sep 15 2025

FLZ077-078-151915-
/O.EXB.KKEY.CF.S.0003.000000T0000Z-250916T1000Z/
Monroe Middle Keys-Monroe Lower Keys-
408 AM EDT Mon Sep 15 2025

...COASTAL FLOOD STATEMENT IN EFFECT THROUGH LATE TONIGHT...

* WHAT...Minor saltwater flooding.

* WHERE...Middle and Lower Florida Keys.

* WHEN...Through late tonight.

* IMPACTS...Minor saltwater flooding of low elevation streets and
  lots is likely. Some storm drains will overflow, and some
  seawalls and docks will be overtopped. Boaters can expect less
  clearance under fixed bridges. Motorists should remember that
  persistent puddles around the times of high tide are almost
  certain to contain a mix of saltwater. Little improvement is
  expected, even at lower tides.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive through flooded roadways.

&&

$$

Short Term Forecast

Short Term Forecast
National Weather Service Key West FL
1100 AM EDT Mon Sep 15 2025

FLZ076-077-GMZ031-032-042-043-052-053-151600-
Monroe Upper Keys-Monroe Middle Keys-
Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood
Sound-
Bayside and Gulfside from Craig Key to west end of Seven Mile Bridge-
Hawk Channel from Ocean Reef to Craig Key out to the reef-
Hawk Channel from Craig Key to west end of Seven Mile Bridge out to
the reef-Straits of Florida from Ocean Reef to Craig Key out 20 NM-
Straits of Florida from Craig Key to west end of Seven Mile Bridge
out 20 NM-
Including the Communities of Key Largo and Marathon
1100 AM EDT Mon Sep 15 2025

.NOW...
Through noon, scattered showers with isolated embedded stronger
thunderstorms will wax and wane in the eastern Straits of Florida
and over the Middle and Upper Keys and their nearshore waters. This
activity will move generally to the northeast at 5 to 10 knots.
Mariners can expect bouts of heavy downpours reducing visibility,
wind gusts 20 to 25 knots, and a few cloud to surface lightning
strikes.

$$