Severe Thunderstorm Warning — St. Helena County, Louisiana
A thunderstorm capable of producing damaging winds of 58+ mph and/or 1-inch hail has been detected.
Current Status
⛈️ Active: Severe Thunderstorm Warning
Severe Thunderstorm Warning issued August 17 at 4:50PM CDT until August 17 at 5:00PM CDT by NWS New Orleans LA
The storms which prompted the warning have weakened below severe limits, and no longer pose an immediate threat to life or property. Therefore, the warning will be allowed to expire. However, gusty winds and heavy rain are still possible with these thunderstorms. To report severe weather, contact your nearest law enforcement agency. They will relay your report to the National Weather Service New Orleans.
Effective August 17, 2026 at 5:50 PM ET · Expires August 17, 2026 at 6:00 PM ET
Event Details
Event Type
Severe Thunderstorm Warning
Severity
severe
Issued By
NWS New Orleans LA
Expires
August 17, 2026 at 6:00 PM ET
Last Checked
3 hours ago
Also In Effect For
This same Severe Thunderstorm Warning also covers:
Other Active Alerts in Louisiana
Severe Thunderstorm Warning
Flood Advisory
Flood Advisory
Flood Advisory
Severe Thunderstorm Warning
Flood Advisory
Get Severe Thunderstorm Warning Alerts for St. Helena County
StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.
Frequently Asked Questions
What does a Severe Thunderstorm Warning mean for St. Helena County, Louisiana?
A thunderstorm capable of producing damaging winds of 58+ mph and/or 1-inch hail has been detected.
Is this Severe Thunderstorm Warning currently active?
Yes — this alert is active as of our last check (3 hours ago). It's set to expire August 17, 2026 at 6:00 PM ET.
How do I get notified about Severe Thunderstorm Warning alerts for St. Helena County?
Download StormCast free on Google Play and set St. Helena County, Louisiana as one of your monitored locations. StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.
What other areas does this alert cover?
This same Severe Thunderstorm Warning is also in effect for Amite County, Tangipahoa County.