TROPICAL STORM WATCH
TROPICAL STORM WATCH ISSUED JULY 21 AT 10:09AM CDT
Effective: 2026-07-21 10:09:00 Expires: 2026-07-21 18:15:00 Issued by: NWS New Orleans LA
* LOCATIONS AFFECTED- LAPLACE - RESERVE

* WIND - LATEST LOCAL FORECAST: BELOW TROPICAL STORM FORCE WIND - PEAK WIND FORECAST: 10-20 MPH WITH GUSTS TO 45 MPH

- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: WIND LESS THAN 39 MPH - THE WIND THREAT HAS REMAINED NEARLY STEADY FROM THE PREVIOUS ASSESSMENT. - PLAN: THE SUSTAINED WIND SHOULD REMAIN LESS THAN TROPICAL STORM FORCE. CONDITIONS MAY STILL BE GUSTY. - PREPARE: LISTEN FOR ANY INSTRUCTIONS FROM LOCAL OFFICIALS. - ACT: ENSURE EMERGENCY READINESS SHOULD THE FORECAST CHANGE.

- REALIZED IMPACTS: BEING ASSESSED - LITTLE TO NO ADDITIONAL WIND IMPACTS EXPECTED. COMMUNITY OFFICIALS ARE NOW ASSESSING THE EXTENT OF ACTUAL WIND IMPACTS ACCORDINGLY.

* STORM SURGE - LATEST LOCAL FORECAST: LOCALIZED STORM SURGE POSSIBLE - PEAK STORM SURGE INUNDATION: THE POTENTIAL FOR 1-3 FEET ABOVE GROUND SOMEWHERE WITHIN SURGE PRONE AREAS - WINDOW OF CONCERN: WEDNESDAY MORNING UNTIL THURSDAY MORNING

- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: POTENTIAL FOR STORM SURGE FLOODING GREATER THAN 1 FOOT ABOVE GROUND - THE STORM SURGE THREAT HAS REMAINED NEARLY STEADY FROM THE PREVIOUS ASSESSMENT. - PLAN: PLAN FOR STORM SURGE FLOODING GREATER THAN 1 FOOT ABOVE GROUND. - PREPARE: COMPLETE PREPARATIONS FOR STORM SURGE FLOODING, ESPECIALLY IN LOW-LYING VULNERABLE AREAS, BEFORE CONDITIONS BECOME UNSAFE. - ACT: LEAVE IMMEDIATELY IF EVACUATION ORDERS ARE GIVEN FOR YOUR AREA.

- POTENTIAL IMPACTS: LIMITED - LOCALIZED INUNDATION WITH STORM SURGE FLOODING MAINLY NEAR THE SHORE OF LAKE PONTCHARTRAIN. - SECTIONS OF NEAR-SHORE ROADS AND PARKING LOTS BECOME OVERSPREAD WITH SURGE WATER. DRIVING CONDITIONS DANGEROUS IN PLACES WHERE SURGE WATER COVERS THE ROAD. - MODERATE MARSH AND SHORELINE EROSION. - MINOR TO LOCALLY MODERATE DAMAGE TO MARINAS, DOCKS, BOARDWALKS, AND PIERS. A FEW SMALL CRAFT BROKEN AWAY FROM MOORINGS.

* 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 - THE FLOODING RAIN THREAT HAS REMAINED NEARLY STEADY FROM THE PREVIOUS ASSESSMENT. - 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 - THE TORNADO THREAT HAS REMAINED NEARLY STEADY FROM THE PREVIOUS ASSESSMENT. - 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: GOHSEP.LA.GOV EMERGENCY
View Storm Reports Map — Know the difference between Watch, Warning, Advisory
ST. JOHN THE BAPTIST
Get Alerts for St. John The Baptist