Delta bringing hurricane conditions & life-threatening storm surge

09 Oct 2020 / Gulf Coast, United States

At 700am CDT (1200 UTC), the center of Hurricane Delta was near latitude 27.5 North, longitude 93.8 West.

Delta is moving toward the north near 12 mph (19 km/h), and this motion is expected to continue today followed by a north-northeastward motion by tonight. On the forecast track, the center of Delta will move inland within the hurricane warning area this evening.

Maximum sustained winds are near 120 mph (195 km/h) with higher gusts. Delta is a category 3 hurricane on the Saffir-Simpson Hurricane Wind Scale. Slow weakening is expected to begin as Delta approaches the northern Gulf coast later today, with rapid weakening expected after the center moves inland.

Hurricane-force winds extend outward up to 40 miles (65 km) from the center and tropical-storm-force winds extend outward up to 160 miles (260 km)…

…The combination of a dangerous storm surge and the tide will cause normally dry areas near the coast to be flooded by rising waters moving inland from the shoreline…

…Hurricane conditions are expected within the hurricane warning area by this afternoon, with tropical storm conditions expected within this area later this morning. Tropical storm conditions are expected within the tropical storm warning areas later today.

Today through Saturday, Delta is expected to produce 5-10 inches of rain, with isolated maximum totals of 15 inches, from southwest into central Louisiana. These rainfall amounts will lead to significant flash, urban, small stream flooding, along with minor to major river flooding…

…A few tornadoes are possible today and tonight over southern portions of Louisiana and Mississippi.

Swells from Delta are affecting portions of the northern and western Gulf coast. These swells are likely to cause life-threatening surf and rip current conditions…

(For information about operations in the United States, contact GAC North America at [email protected])

Source: Extracts from National Hurricane Center, Miami FL, Hurricane Delta Intermediate Advisory No.19A issued at 0700am CDT on Friday 9 October 2020

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