HURRICANE BARRY BRIEFING

10:00 AM CDT Saturday, July 13, 2019 Prepared by: WFO /Baton Rouge

NWSNewOrleans www.weather.gov/NewOrleans Situation Overview New Orleans/Baton Rouge Hurricane Barry WEATHER FORECAST OFFICE Latest information ▪ Will be Hurricane Barry with the 10am advisory ▪ Hurricane Warning remains in effect from Intracoastal City to Grand Isle. ▪ Tropical Storm Warning in effect Grand Isle to the mouth of the Pearl River, including the cities of New Orleans and Baton Rouge and west from Intracoastal City to Cameron. Immediate Concerns ▪ Increasing bands of showers and with heavy rainfall today. Long-Term Concerns ▪ Excessive rainfall 10-15 with a narrow band of 15 to 20 inches expected; locally higher amounts possible. Life-threatening flash flooding possible! ▪ Gusty winds 30 to 65 mph with some gusts NOTE: Do not focus on the exact track. Impacts can occur well outside the area near 80 mph near the center and in bands. enclosed by the cone. ▪ Tornadoes and waterspouts.

7/13/2019 9:56 AM www.weather.gov/NewOrleans Current Satellite View New Orleans/Baton Rouge Hurricane Barry WEATHER FORECAST OFFICE

▪ The strong thunderstorms and heavy rain over the southern and southeaster portions of the large circulation will move inland during the day and overnight

7/13/2019 9:56 AM www.weather.gov/NewOrleans Watch/Warning New Orleans/Baton Rouge Hurricane Barry WEATHER FORECAST OFFICE

▪ Storm Surge Warning in effect from Intracoastal City to Shell Beach. ▪ 3-6 feet above ground ▪ Storm Surge Watch in effect Shell Beach to Alabama/ State line; includes portions of ▪ 2-4 feet above ground ▪ Danger of life-threatening inundation from storm surge somewhere in the specified area within 36 hours.

7/13/2019 9:56 AM www.weather.gov/NewOrleans Expected Storm Total Rainfall New Orleans/Baton Rouge Hurricane Barry WEATHER FORECAST OFFICE

Note: There will likely be locally higher amounts

▪ Storm Total rainfall forecast valid tonight through Friday ▪ Widespread 10 to 15 inches over a large area with a narrow band of 15 to 20, locally higher possible. ▪ Locally, most rain will occur possibly as early this afternoon but more so tonight through Sunday.

7/13/2019 9:56 AM www.weather.gov/NewOrleans Southwest Pass New Orleans/Baton Rouge Hurricane Barry WEATHER FORECAST OFFICE

• Still seeing tropical storm force winds across most of the coastal waters west of the mouth of the MS River. – At Southwest Pass • This afternoon south winds 30-35kts Gusts to 45kts. Wave heights of 8-12 occasional 15 feet is possible. • This evening south 25-30 gusts 40 kts; wave heights 6-10 occasionally 12 feet. • Sunday morning south 20-25 gusts 35kts; wave heights 6-8 occasionally 10 feet. • Sunday afternoon south near 20kts; wave heights 5 to 7 feet occasionally 9. • Monday morning near 15kts gusts 20kts; wave heights 3 to 5 feet occasionally 7.

7/13/2019 9:56 AM www.weather.gov/NewOrleans Key Take-Aways New Orleans/Baton Rouge Hurricane Barry WEATHER FORECAST OFFICE

▪ Hurricane Barry located about 40 miles south of Lafayette. ▪ Barry’s heading is northwest and is imminent. ▪ Hurricane Warning remains in effect from Intracoastal City to Grand Isle. ▪ Tropical Storm Warning in effect Grand Isle to the mouth of the Pearl River, including the cities of New Orleans and Baton Rouge and west from Intracoastal City to Cameron. ▪ watch remains in effect for the entire area.

▪ Heavy rainfall remains the greatest concern with widespread 10-20 inches with locally higher amounts near or greater than 25 inches possibly leading to life- threatening flash flooding. ▪ Gusty tropical storm force winds, some storm surge and a few tornadoes are also threats through the weekend. ▪ Winds near southwest pass will relax start to relax this evening but more so Sunday and Sunday night.

7/13/2019 9:56 AM www.weather.gov/NewOrleans Contact Information

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You can always find the latest graphics and information for this storm at www.hurricanes.gov

NWSNewOrleans www.weather.gov/NewOrleans