Tropical storm conditions possible. Showers. Highs in the lower 70s. Northeast winds 20 to 25 mph with gusts to around 35 mph increasing to 25 to 35 mph with gusts to around 45 mph in the afternoon. Chance of rain 90 percent.
Tropical storm conditions expected. Showers and slight chance of thunderstorms. Locally heavy rainfall possible in the evening. Lows in the upper 50s. Northeast winds 30 to 45 mph with gusts to around 60 mph. Chance of rain near 100 percent.
Tuesday
Tropical storm conditions expected. Cloudy with a 20 percent chance of rain showers in the morning...then partly cloudy in the afternoon. Highs in the lower 70s. North winds 25 to 40 mph with gusts to around 55 mph decreasing to 10 to 30 mph in the afternoon.
... Flood Watch remains in effect through late tonight...
The Flood Watch continues for
* portions of southeast Louisiana and southern Mississippi... including the following areas... in southeast Louisiana... lower Plaquemines and lower St. Bernard. In southern Mississippi... Hancock... Harrison and Jackson.
* Through late tonight
* deep tropical moisture will continue to move into the region this afternoon into tonight resulting in periods of heavy rainfall. Moderate durations of heavier rain may produce accumulations of 1 to 3 inches with locally higher amounts possible.
* Impacts include a likelihood of nuisance street flooding and ponding of water in poorly drained areas. There is a potential for flooding during periods of higher rain intensities that may threaten inundation of property and vehicles. In addition... communities near tidal influenced waterways may experience slow drainage due to higher than normal tides.
Precautionary/preparedness actions...
A Flood Watch means there is a potential for flooding based on current forecasts.
You should monitor later forecasts and be alert for possible flood warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Outside preparations should be completed as soon as possible before the onset of gusty winds and heavy rains which can cause outside activities to become dangerous.
If you plan on using a portable generator... be sure to observe all safety precautions to avoid Carbon monoxide poisoning... electrocution... or fire. Be sure to operate your generator in a dry and well ventilated area. Carbon monoxide poisoning deaths can occur due to improperly ventilated portable generators!
... Winds... the latest area forecast is for maximum winds of 30 to 40 mph with gusts to 60 mph. These winds are expected to impact the area beginning this evening and lasting through tonight and into tomorrow morning. Continue to closely monitor the forecast for any significant changes and be ready to act. Minor damage will occur to many Mobile homes. A few homes may receive mostly minor damage to roof shingles and siding. Unsecured lightweight items may become projectiles... causing additional damage. Some electrical wires will be blown down... and local power outages are likely. Most newly planted trees and shrubs will be damaged or uprooted. Some weaker small trees and large branches may snap.
... Storm surge and storm tide...
Tides are currently running 3 feet above normal. Minor storm surge flooding of 4 to 6 feet can be expected from this afternoon through Tuesday morning as Tropical Storm Ida moves through the coastal waters of Louisiana and Mississippi. Some non elevated homes in these areas may experience flooding. Minor to moderate tidal flooding of property and perhaps some flooding of low lying roads may occur during high tide.
... Inland flooding... a Flood Watch is in effect for the entire area. See latest forecast for latest information. Listen for possible flood warnings for your location... and be ready to act if flooding rains occur.