Moderate

* WHAT...Sub-freezing temperatures as low as 30 expected. * WHERE...Eastern Tucker County. * WHEN...From midnight tonight to 9 AM EDT Friday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Take steps now to protect tender plants from the cold.

* WHAT...Dangerous rip currents. * WHERE...Coastal Palm Beach County. * WHEN...Through Friday 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.

At 1145 PM CDT, Doppler radar was tracking a strong thunderstorm over Jamestown, or near Newton, moving southeast at 35 mph. HAZARD...Wind gusts up to 40 mph and nickel size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to vegetation and outdoor objects is possible. Locations impacted include... De Ridder, Newton, Merryville, Bon Weir, Jamestown, Junction, and Stringtown.

At 1154 PM CDT, Doppler radar was tracking a strong thunderstorm over Woodville, or 15 miles west of Scottsboro, moving northeast at 40 mph. HAZARD...Wind gusts up to 40 mph and penny 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... Scottsboro, Stevenson, Owens Cross Roads, Hollywood, Grant, Skyline, Gurley, Woodville, Pleasant Groves, and Hytop.

At 1123 PM CDT, Doppler radar was tracking a strong thunderstorm over Alamo Village, or near Brackettville, moving east at 40 mph. HAZARD...Winds in excess of 40 mph and nickel size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Brackettville, Laguna, Montell, Cline, Alamo Village, Turkey Mountain, and Fort Clark Springs. If outdoors, consider seeking shelter inside a building.

Fog has developed in many of the valleys in the region overnight, becoming dense in some locations, with visibility of a quarter mile or less. If driving in dense fog, use low beam headlights, slow down, and leave plenty of distance between vehicles.

At 1126 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Flatwoods to near Anacoco. Movement was southeast at 45 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 damage to vegetation and outdoor objects is possible. Locations impacted include... Alexandria, Leesville, Boyce, Anacoco, Hineston, Lena, Alexandria

At 1127 PM CDT, Doppler radar was tracking a strong thunderstorm near Lisbon, or 7 miles west of El Dorado, moving east at 45 mph. HAZARD...Wind gusts up to 30 mph and nickel size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... El Dorado, Lawson, Urbana, Lisbon, Pigeon Hill, New London and Newell. Monitor the weather situation closely and be alert for threatening

* WHAT...Sub-freezing temperatures as low as 27 expected. * WHERE...Central Yampa River Basin and Central Colorado River Basin Counties. * WHEN...Until 9 AM MDT Thursday. * IMPACTS...Frost and freeze conditions will kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Take steps now to protect tender plants from the cold.

At 1101 PM CDT, Doppler radar was tracking an area of strong thunderstorms over Huntington, or 11 miles southeast of Lufkin, moving east at 30 mph. HAZARD...Wind gusts up to 50 mph and nickel size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Milam, Huntington, Hemphill, Pineland, Macune, Rosevine, Etoile, Zavalla, Broaddus, Chinaquapin, Bronson, McElroy, Dolan,