Moderate

Areas of fog will develop across portions of southeast South Carolina and southeast Georgia through sunrise. The fog could become locally dense at times, dropping to 1/4 mile or less. The nature of the fog is such that visibilities will vary greatly over short distances with the risk for locally dense fog the greatest near bodies of water and other low-lying areas such as marshes, swamps, and large ditches. Motorists should remain alert for these conditions this morning.

* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...In Alabama, Baldwin Central, Baldwin Coastal, Baldwin Inland, Mobile Central, Mobile Coastal, and Mobile Inland Counties. In Mississippi, George and Stone Counties. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. If driving, slow down, use your headlights, and leave plenty of distance ahead of you.

At 349 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from 11 miles southeast of Shepherd to Liberty to near Beach City. Movement was east at 25 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... Kountze, Sour Lake, Nome, Saratoga, Thicket, Bevil Oaks, China, Batson, Votaw, Honey Island, and Village Mills.

At 325 AM CDT, Doppler radar was tracking a cluster of strong thunderstorms along a line extending from near Shepherd to 6 miles northwest of Dayton to near Baytown. Movement was east at 25 mph. HAZARD...Wind gusts up to 40 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... Northwestern Pasadena, Baytown, Deer Park, Galena Park, Jacinto City,

At 317 AM CDT, Doppler radar was tracking a strong thunderstorm over Valley International Airport, or near Harlingen, moving southeast at 55 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... Harlingen, San Benito, Raymondville, La Feria, Los Fresnos, Santa Rosa, South Padre Island, Lyford, Rancho Viejo, and Rio Hondo. This includes the following highways...

Satellite imagery and local observations have shown patchy to areas of fog, locally dense, developing across inland Northeast Florida with visibility around a mile from Lake City east along I-10 to the Jacksonville area and northward to Jesup and Brunswick. Visiblity may lower at times below a mile through sunrise.

* WHAT...Visibility one half mile or less in areas of dense fog. * WHERE...Portions of southeast Louisiana and southern Mississippi. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. If driving, slow down, use your low beam headlights, and leave plenty of distance ahead of you.

Relative humidity values will drop to the 20 to 28 percent range between 1 pm and 7 pm today. Look for south winds to increase quickly by early afternoon with sustained winds around 25 mph with gusts to 40 mph within the Red River valley to 15 mph with gusts 25 mph farther east from Baudette to Bemidji to Wadena. The winds combined with the low humidity and dry fuels will bring near critical fire weather conditions. Any fire that does develop has the potential to quickly spread.

* WHAT...Strong longshore currents in the surf zone. * WHERE...The beaches north of Cape Hatteras. * WHEN...Through this evening. * IMPACTS...Strong longshore currents will create dangerous swimming conditions. Strong longshore currents can sweep swimmers and surfers into rip currents, piers, jetties and other hazardous areas. In many cases, the longshore current is strong enough to prevent swimmers from being able to keep their feet on the bottom making it difficult to return to shore.

* WHAT...Sub-freezing temperatures as low as 29. * WHERE...Clare, Isabella, Mecosta, Osceola, Lake, Mason, Newaygo, and Oceana Counties. * WHEN...Until 8 AM EDT this morning. * IMPACTS...Cold temperatures could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Take steps now to protect tender plants from the cold.