Moderate

* WHAT...Visibility of a quarter-mile or less in dense fog. * WHERE...Coastal Washington and Central Washington Counties. * WHEN...Until 6 AM EDT Friday. * IMPACTS...Low visibility could make driving conditions hazardous. If driving, slow down, use your headlights, and leave plenty of distance ahead of you.

* WHAT...High temperatures up to 103 expected. * WHERE...San Joaquin Valley and Sierra Foothills. * WHEN...From 11 AM Saturday to 10 PM PDT Sunday. * IMPACTS...Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...Moderate to major risk of heat-related illnesses for much of the population, especially those without effective cooling or hydration. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Allendale, Charleston, Coastal Colleton, Dorchester, Hampton, Inland Berkeley, Inland Colleton, and Tidal Berkeley Counties. * WHEN...From 3 AM to 9 AM EDT Friday. * IMPACTS...Low visibility could make driving conditions hazardous. If driving, slow down, use your headlights, and leave plenty of distance ahead of you.

* WHAT...Visibility one quarter mile or less in dense fog for the Southeastern Midlands. * WHERE...Bamberg, Barnwell, Calhoun, Central Orangeburg, Clarendon, Northwestern Orangeburg, and Southeastern Orangeburg Counties. * WHEN...From 3 AM to 10 AM EDT Friday. * IMPACTS...Low visibility could make driving conditions hazardous. * ADDITIONAL DETAILS...Areas of dense fog are expected across portions of the advisory area, especially near bodies of water. The Dense Fog Advisory may be expanded further north and west towards

At 655 PM CDT, Doppler radar was tracking an area of strong thunderstorms extending from over Midway to near Ben Bolt, or extending from 14 miles west of Mathis to 10 miles south of Alice, moving east at 25 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... Kingsville, Alice, Robstown, Mathis, San Diego, Driscoll, Bishop, Odem, Orange Grove, Lake City, San Patricio, Midway, Alfred,

* WHAT...For the High Rip Current Risk, dangerous rip currents. For the Coastal Flood Advisory, minor coastal flooding expected with water levels up to 2 feet above normally dry ground during tonight's high tide cycle. * WHERE...Mobile Coastal County. * WHEN...For the High Rip Current Risk, through Sunday evening. For the Coastal Flood Advisory, from midnight tonight to 8 AM CDT Friday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Rip currents can sweep even

* WHAT...Dangerous rip currents. * WHERE...In Alabama, Baldwin Coastal County. In Florida, Escambia Coastal, Santa Rosa Coastal and Okaloosa Coastal Counties. * WHEN...Through Sunday evening. * 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.

* WHAT...North winds 25 to 35 mph with gusts up to 50 mph expected. * WHERE...Bailey and Parmer Counties. * WHEN...Until 1 AM CDT Friday. * IMPACTS...Gusty winds will blow around unsecured objects and a few power outages may result. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.

At 602 PM CDT, Doppler radar was tracking a strong thunderstorm near Belcher, or 19 miles north of Shreveport, moving north at 20 mph. HAZARD...Wind gusts up to 40 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Vivian, Plain Dealing, Oil City, Mooringsport, Hosston, Rodessa, Belcher, Ida, Gilliam, Cavett, Dixie, Caddo Lake and Bolinger. Monitor the weather situation closely and be alert for threatening weather conditions.

Periods of snow continue through Friday night before gradually drying on Saturday. An additional 1 to 2 inches of snowfall is still possible with overall storm total snowfall ranging from 2 to 4 inches. Isolated locations under any persistent heavier snow may see up to 6 inches total. Winds will be strongest Thursday night into Friday from Nuiqsut to Kaktovik. Wind gusts will be up to 30 mph which may result in areas of blowing/drifting snow, lowering visibility at times.