August : Mississippi River breaks levee near confluence with Missouri River . Heavy rain heads to Florida with season 's first possible tropical storm . Wildfires begin in Los Angeles area and New Mexico . There is , however , a chance of large hail and damaging straight-line winds in northwest Oklahoma , he said . Thunderstorms may hit Oklahoma , but mercifully , more tornadoes are a long shot .
August : Mississippi River breaks levee near confluence with Missouri River . Heavy rain heads to Florida with season 's first possible tropical storm . Wildfires begin in Los Angeles area and New Mexico . Thunderstorms may hit Oklahoma , but mercifully , more tornadoes are a long shot .