Hurricane Irma Local Statement Advisory Number 36
National Weather Service Miami FL AL112017
1129 PM EDT Thu Sep 7 2017
This product covers SOUTH FLORIDA
**MAJOR HURRICANE IRMA TO IMPACT SOUTH FLORIDA THIS WEEKEND**
POTENTIAL IMPACTS
* WIND:
Protect against life-threatening wind having possible devastating
impacts across South Florida. Potential impacts include:
- Structural damage to sturdy buildings, some with complete roof
and wall failures. Complete destruction of mobile homes. Damage
greatly accentuated by large airborne projectiles. Locations
may be uninhabitable for weeks or months.
- Numerous large trees snapped or uprooted along with fences and
roadway signs blown over.
- Many roads impassable from large debris, and more within urban
or heavily wooded places. Many bridges, causeways, and access
routes impassable.
- Widespread power and communications outages.
* SURGE:
Protect against life-threatening surge having possible devastating
impacts across Coastal Collier, Mainland Monroe, and Coastal Miami-Dade
coastlines. Potential impacts in this area include:
- Widespread deep inundation, with storm surge flooding greatly
accentuated by powerful battering waves. Structural damage to
buildings, with many washing away. Damage greatly compounded
from considerable floating debris. Locations may be
uninhabitable for an extended period.
- Near-shore escape routes and secondary roads washed out or
severely flooded. Flood control systems and barriers may become
stressed.
- Extreme beach erosion. New shoreline cuts possible.
- Massive damage to marinas, docks, boardwalks, and piers.
Numerous small craft broken away from moorings with many lifted
onshore and stranded.
Also, protect against life-threatening surge having possible significant
to extensive impacts along the immediate Broward and Palm Beach
counties coastlines.