St. Helena Parish, LA
Alerts
Alerts are listed in order of start time and level of severity. Click on the alert title to read details for each alert.
In effect from Monday 06/15 7:00 AM CDT – Wednesday 06/17 7:00 AM CDT
Issued by NWS New Orleans LA
What
Flooding caused by excessive rainfall continues to be possible.
Where
Portions of southeast Louisiana, including the following parishes, Central Tangipahoa, East Baton Rouge, East Feliciana, Eastern Ascension, Iberville, Lower Tangipahoa, Northern Livingston, Northern St. Tammany, Northern Tangipahoa, Pointe Coupee, Southeast St. Tammany, Southern Livingston, Southwestern St. Tammany, St. Helena, Washington, West Baton Rouge, West Feliciana and Western Ascension and southern Mississippi, including the following counties, Amite, Pike, Walthall and Wilkinson.
When
From 7 AM CDT this morning through Wednesday morning.
Impacts
Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas.
Additional Details
- A very moist airmass will be in place across the area for the next several days. Multiple rounds of showers and thunderstorms with locally heavy rainfall are expected through Tuesday night. Widespread rainfall amounts of 2 to 4 inches are expected in the watch area through Tuesday night with isolated totals considerably higher. Additional heavy rainfall is possible Wednesday and Wednesday night. - http://www.weather.gov/safety/flood
What to Do
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.
Areas Impacted
- Pointe Coupee
- West Feliciana
- East Feliciana
- St. Helena
- Washington
- Iberville
- West Baton Rouge
- East Baton Rouge
- Northern Tangipahoa
- Southeast St. Tammany
- Northern St. Tammany
- Southwestern St. Tammany
- Central Tangipahoa
- Lower Tangipahoa
- Northern Livingston
- Southern Livingston
- Western Ascension
- Eastern Ascension
- Wilkinson
- Amite
- Pike
- Walthall
Tips to Stay Safe
A Flood Watch means the area may experience a dangerous flooding event, and being prepared may save lives and property.
- Be aware of low-lying areas along your travel routes that are most likely to flood.
- Check your home’s emergency supplies, and make sure all members of the household know your emergency plan.
- Stay tuned for local weather updates on the situation as it develops.
If a Flood Warning is issued, it means that dangerous flooding is expected or already happening.
- Never walk, swim, or drive through flood waters or flooded roads.
- Stay away from areas where water levels can rise rapidly, like storm drains, culverts, creeks and streams.
If your home is likely to flood, or if authorities tell you to evacuate, do so immediately and move to higher ground.
Briefings
From the Forecaster
Risk for Flash Flooding All Week
Created by the NWS New Orleans/Baton Rouge WFO
The chances of locally heavy rainfall are gradually increasing early next week as a frontal boundary sets up over the region. On average, 3-6" of rainfall is possible along and north of the I-10/12 corridor with locally higher amounts in excess of 10" possible.
Seven-day Weather Risk Overview
The graphic shows the daily risk summary for 7 days. Daily risk is based on highest risk factor for that day.
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