Expected

* WHAT...Visibility below one quarter mile at times in dense fog. * WHERE...Craig, Delaware, and Ottawa Counties. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Visibilities are expected to be reduced to less than one quarter mile by dense fog. Rapidly changing visibility will create hazardous driving conditions. If driving, slow down, use your low beam headlights, and leave plenty of distance ahead of you.

At 244 AM CDT, Doppler radar was tracking the leading edge of strong thunderstorms along a line extending from Woodson to near Moran to Potosi. Movement was southeast at 40 mph. An outflow boundary just ahead of the storms has been resulting in wind gusts of 45 to 55 mph. HAZARD...Wind gusts up to 50 mph and pea size to half inch hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include...

At 250 AM CDT, Doppler radar was tracking a strong thunderstorm near Hooppole, or 18 miles southwest of Rock Falls, moving northeast at 15 mph. HAZARD...Penny size hail. SOURCE...Radar indicated. IMPACT...Minor damage to outdoor objects is possible. Locations impacted include... Tampico, Hooppole, Deer Grove, Yorktown, Thomas, and Normandy. If outdoors, consider seeking shelter inside a building. Frequent cloud to ground lightning is occurring with this storm.

...The National Weather Service in Kansas City/Pleasant Hill has issued a Flood Warning for the following rivers in Missouri... Petite Saline Creek near Boonville affecting Cooper County. This product along with additional weather and stream information is available at www.weather.gov/kc/. * WHAT...Minor flooding is forecast. * WHERE...Petite Saline Creek near Boonville. * WHEN...Until this afternoon. * IMPACTS...At 16.0 feet, Low lying woodlands and fields near the creek flood. * ADDITIONAL DETAILS...

* WHAT...Dangerous rip currents. * WHERE...Walton, Bay, Gulf, and Franklin County Beaches. * WHEN...Through late tonight. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help.

At 159 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from Throckmorton to near Hawley. Movement was southeast at 45 mph. An outflow boundary ahead of the thunderstorms has been resulting in wind gusts of 45 to 55 mph. HAZARD...Wind gusts of 50 to 55 mph and pea size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include...

* WHAT...For the High Surf Advisory, large breaking waves of 1 to 6 feet in the surf zone. For the High Rip Current Risk, dangerous rip currents. * WHERE...Eastern Monmouth and Coastal Ocean. * WHEN...For the High Surf Advisory, until 6 PM EDT this evening. For the High Rip Current Risk, through this evening. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water.

* WHAT...For the High Surf Advisory, large breaking waves of 1 to 7 feet in the surf zone. For the High Rip Current Risk, dangerous rip currents. * WHERE...In Delaware, Delaware Beaches. In New Jersey, Atlantic Coastal Cape May and Coastal Atlantic. * WHEN...For the High Surf Advisory, until 8 AM EDT this morning. For the High Rip Current Risk, through this evening. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best

A tropical disturbance, known as JTWC's Invest 99W, is currently centered near 6N142E, just west of Eauripik. Although 99W remains broad and disorganized, convection has rapidly improved over the last day. Invest 99W is also connected to the monsoon trough to the south, bringing a fresh surge of westerly winds, which will allow it to organize. This convective structure is leading to a large area of numerous to widespread showers and isolated thunderstorms, and choppy

At 152 AM CDT, Doppler radar was tracking a cluster of strong thunderstorms near Belle Chasse, moving north at 15 mph. HAZARD...Wind gusts up to 50 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... New Orleans, Chalmette, Marrero, Harvey, Timberlane, Belle Chasse, Metairie, Jefferson, Gretna, Westwego, Jean Lafitte, Woodmere, Violet, Terrytown, Meraux, Poydras, Estelle, Barataria, Arabi, and Lafitte.