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Jonesboro, LA Warnings, Watches and Advisories

SAFETY and DATA MESSAGE

Do not drive vehicles through flooded areas. The water depth or fast flowing water/mud/debris from a flash flood will make road conditions unsafe. Do not rely soley on data presented here or other third-party websites - always check your official national and local weather service agency website, socials, radio and/or TV stations for making critical decisions related to weather events.

Please carefully read each posted Warning and Alert as it relates to the area(s) being affected. We may provide a wider range of issued severe weather warnings for surrounding cities and counties, so some alerts may not directly impact this location. This is done to help with preparing for severe weather that may overlap or be heading towards Jonesboro.

Use the Radar Maps link provided to understand the trajectory of a storm.

NWS Active Alerts for LA - Map View

State: LA Total alerts: 5 Updated: May 20, 2026 2:38pm CDT

Flood Advisory

Area
St. John The Baptist, LA
Flood Advisory issued May 20 at 2:35PM CDT until May 20 at 5:45PM CDT by NWS New Orleans LA

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of southeast Louisiana, including the following parish, St. John The Baptist. * WHEN...Until 545 PM CDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 235 PM CDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 1 and 3 inches of rain have fallen. - Additional rainfall amounts of 1 to 3 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Reserve, Laplace, Edgard, Garyville, Killona, Montz, Wallace and North Vacherie. - http://www.weather.gov/safety/flood

Flood Advisory

Area
St. James, LA
Flood Advisory issued May 20 at 2:17PM CDT until May 20 at 5:15PM CDT by NWS New Orleans LA

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of southeast Louisiana, including the following parish, St. James. * WHEN...Until 515 PM CDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 217 PM CDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 1 and 3 inches of rain have fallen. - Additional rainfall amounts of 1 to 3 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Gramercy, Lutcher, Convent, North Vacherie, South Vacherie and Wallace. - http://www.weather.gov/safety/flood

Flood Advisory

Area
Ascension, LA; Iberville, LA
Flood Advisory issued May 20 at 1:48PM CDT until May 20 at 5:00PM CDT by NWS New Orleans LA

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of southeast Louisiana, including the following parishes, Ascension and Iberville. * WHEN...Until 500 PM CDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 148 PM CDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 1 and 3 inches of rain have fallen. - Additional rainfall amounts of 1 to 3 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Gonzales, Donaldsonville, Sorrento and Geismar. - http://www.weather.gov/safety/flood

Flood Warning

Area
Lafayette, LA; Vermilion, LA
Flood Warning issued May 20 at 10:01AM CDT until May 22 at 1:00PM CDT by NWS Lake Charles LA

...The Flood Warning is extended for the following rivers in Louisiana... Calcasieu River near White Oak Park ...The Flood Warning continues for the following rivers in Louisiana... Vermilion River At Lafayette, Surrey Street Gage Additional information is available at www.weather.gov. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Vermilion River at Lafayette, Surrey Street Gage. * WHEN...Until early Friday afternoon. * IMPACTS...At 10.0 feet, Minor flooding of Heymann Park off of Highway 90 will occur. * ADDITIONAL DETAILS... - At 9:15 AM CDT Wednesday the stage was 10.1 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:15 AM CDT Wednesday was 10.2 feet. - Forecast...The river is expected to rise to a crest of 10.2 feet this evening. It will then fall below flood stage early Friday morning. - Flood stage is 10.0 feet. - http://www.weather.gov/safety/flood

Flood Warning

Area
Calcasieu, LA
Flood Warning issued May 20 at 10:01AM CDT until May 25 at 1:00AM CDT by NWS Lake Charles LA

...The Flood Warning is extended for the following rivers in Louisiana... Calcasieu River near White Oak Park ...The Flood Warning continues for the following rivers in Louisiana... Vermilion River At Lafayette, Surrey Street Gage Additional information is available at www.weather.gov. * WHAT...Minor flooding is forecast. * WHERE...Calcasieu River near White Oak Park. * WHEN...Until early Monday morning. * IMPACTS...At 2.0 feet, Minor flooding of Goos Ferry Road will occur. * ADDITIONAL DETAILS... - At 7:35 AM CDT Wednesday the stage was 1.8 feet. - Forecast...The river will oscillate around flood stage with a maximum value of 2.2 feet this afternoon. - Flood stage is 2.0 feet. - http://www.weather.gov/safety/flood

Disclaimer

Currently

Light Rain Shower 79°F
30.01 inHg.
Barometer
83%
Humidity
SE 3.6 mph
Wind
Light Rain Shower

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