NWS / NOAA weather: Storm Surge Watch issued July 20 at 10:02AM CDT by NWS New Orleans LA

A Storm Surge Watch means life-threatening inundation, from rising
water moving inland from the coastline, is possible somewhere within
this area within the next 48 hours

A Tropical Storm Watch means tropical storm-force winds are possible
somewhere within this area within the next 48 hours

* LOCATIONS AFFECTED
- Kiln
- Pearlington
- Bay St. Louis
- Diamondhead
- Waveland

* WIND
- LATEST LOCAL FORECAST: Below tropical storm force wind
- Peak Wind Forecast: 20-30 mph with gusts to 35 mph

- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST
UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for wind 39
to 57 mph
- PLAN: Plan for hazardous wind of equivalent tropical storm
force.
- PREPARE: Efforts to protect property should now be
underway. Prepare for limited wind damage.
- ACT: Act now to complete preparations before the wind
becomes hazardous.

- POTENTIAL IMPACTS: Limited
- Damage to porches, awnings, carports, sheds, and unanchored
mobile homes. Unsecured lightweight objects blown about.
- Many large tree limbs broken off. A few trees snapped or
uprooted, but with greater numbers in places where trees
are shallow rooted. Some fences and roadway signs blown
over.
- A few roads impassable from debris, particularly within
urban or heavily wooded places. Hazardous driving
conditions on bridges and other elevated roadways.
- Scattered power and communications outages.

* STORM SURGE
- LATEST LOCAL FORECAST: Life-threatening storm surge possible
- Peak Storm Surge Inundation: The potential for 2-4 feet
above ground somewhere within surge prone areas
- Window of concern: Begins Wednesday morning

- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST
UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for storm
surge flooding greater than 3 feet above ground
- PLAN: Plan for life-threatening storm surge flooding of
greater than 3 feet above ground.
- PREPARE: Storm surge flooding preparations should be
underway. Assemble disaster supplies and know your
evacuation route.
- ACT: Leave if evacuation orders are given for your area.
Failure to heed evacuation orders may result in the loss of
your life.

- POTENTIAL IMPACTS: Significant
- Areas of inundation with storm surge flooding accentuated
by waves. Damage to several buildings, mainly near the
coast.
- Sections of near-shore escape routes and secondary roads
become weakened or washed out, especially in usually
vulnerable low spots.
- Major beach and shoreline erosion.
- Moderate damage to marinas, docks, boardwalks, and piers.
Several small craft broken away from moorings, especially
in unprotected anchorages.

* FLOODING RAIN
- LATEST LOCAL FORECAST:
- Peak Rainfall Amounts: Additional around 1 inch

- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST
UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for
localized flooding rain
- PLAN: Emergency plans should include the potential for
localized flooding from heavy rain.
- PREPARE: Consider protective actions if you are in an area
vulnerable to flooding.
- ACT: Heed any flood watches and warnings.

- POTENTIAL IMPACTS: Limited
- Localized rainfall flooding may prompt a few evacuations.
- Rivers and tributaries may quickly rise with swifter
currents. Small streams, creeks, canals, and ditches may
become swollen and overflow in spots.
- Flood waters can enter a few structures, especially in
usually vulnerable spots. A few places where rapid ponding
of water occurs at underpasses, low-lying spots, and poor
drainage areas. Several storm drains and retention ponds
become near-full and begin to overflow. Some brief road and
bridge closures.

* TORNADO
- LATEST LOCAL FORECAST:
- Situation is unfavorable for tornadoes

- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST
UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Tornadoes not expected
- PLAN: Tornadoes are not expected. Showers and thunderstorms
with gusty winds may still occur.
- PREPARE: Little to no preparations needed to protect
against tornadoes at this time. Keep informed of the latest
tornado situation.
- ACT: Listen for changes in the forecast.

- POTENTIAL IMPACTS: Little to None
- Little to no potential impacts from tornadoes.

* FOR MORE INFORMATION:
- https://www.msema.org

Severity

Severe (4/5) · CAP Severe