Tropical Storm Bonnie 2010 Atlantic hurricane season
a tropical wave emerged off western coast of africa on july 10. once north of greater antilles, convective growth , development of well-defined surface low led formation of tropical depression south of acklins island 06:00 utc on july 22. amid brief reprieve in strong upper-level winds, depression intensified tropical storm bonnie crossed ragged island around 23:15 utc day. later traversed andros island @ peak intensity, sustained winds of 45 mph (75 km/h), , weakened before moving ashore near elliott key, florida, winds of 40 mph (65 km/h) on july 23. bonnie weakened tropical depression crossed south florida, , persistent effects of strong wind shear prevented intensification in gulf of mexico. cyclone degenerated remnant low 00:00 utc on july 25 , later moved southeastern louisiana before dissipating later day.
the precursor disturbance bonnie produced rainfall 4 in (100 mm) in dominican republic, isolating towns due bridge collapses , prompting evacuation of thousands of residents. in nearby puerto rico, 1 person drowned in swollen river. upon designation, tropical storm watches , warnings issued along portions of florida coastline. approximately 14,000 florida customers lost power bonnie moved ashore. minimal tropical storm-force winds affected virginia key, storm surge of 0.92 ft (0.29 m) reported, , rainfall 3.25 in (82.6 mm) across miami-dade county caused urban flooding. despite degenerating remnant low, bonnie produced more substantial rainfall totals across louisiana , mississippi, officially peaking @ 5.75 in (146 mm) in tylertown. radar estimates of 8–9 in (203–229 mm) of rain prompted flash flooding washed out more 20 roads , bridges in washington parish, while 110 homes flooded in west baton rouge parish. remnant moisture combined cold front produce damaging severe thunderstorms across portions of southeast in late july.
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