Moderate

* WHAT...Sub-freezing temperatures as low as the mid to upper 20s expected. * WHERE...Castle Country, Eastern Juab/Millard Counties, Sanpete Valley, Sevier Valley, Western Millard and Juab Counties, Cache Valley/Utah Portion, Wasatch Back, Western Uinta Basin, and Southwest Utah. * WHEN...From midnight tonight to 9 AM MDT Tuesday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

At 652 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from 6 miles east of Batesville to near Valley Station. Movement was east at 55 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... Madison, La Grange, Scottsburg, New Castle, Bedford, Pendleton, Vienna, Charlestown, Sellersburg, and Austin. If outdoors, consider seeking shelter inside a building.

* WHAT...Dangerous rip currents. * WHERE...Coastal Broward County and Coastal Miami Dade County. * WHEN...Through Tuesday 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...Dangerous rip currents. * WHERE...Coastal Palm Beach County. * WHEN...Through Tuesday 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 556 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Alexandria to near Gilead to near Hubbell. Movement was northeast at 45 mph. HAZARD...Isolated pockets of penny size hail. SOURCE...Radar indicated. IMPACT...Minor hail damage to vegetation is possible. Locations impacted include... Chester, Alexandria, Hubbell, and Gilead. If outdoors, consider seeking shelter inside a building.

At 656 PM EDT, strong thunderstorms were located along a line extending from 9 miles northwest of Madison to 10 miles south of Scottsburg, moving east at 50 mph. HAZARD...Wind gusts up to 50 mph, frequent cloud-to-ground lightning, and very heavy rain. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Lightning can cause serious injury or death. Visibility will be poor and hydroplaning is possible. Locations impacted include...

At 559 PM CDT, Doppler radar was tracking a strong thunderstorm over Shawneetown, moving northeast at 45 mph. HAZARD...Wind gusts up to 50 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... Mount Vernon, Shawneetown, Uniontown, Ridgway, Old Shawneetown, and Junction. If outdoors, consider seeking shelter inside a building.

At 623 PM EDT, strong thunderstorms were located along a line extending from near Hagerstown to 6 miles southeast of Connersville, moving east at 40 mph. HAZARD...Wind gusts up to 50 mph, pea size hail, frequent cloud-to-ground lightning, and very heavy rain. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Hail may cause minor damage to vegetation. Lightning can cause serious injury or death. Visibility will be poor and hydroplaning is possible.

At 526 PM CDT, Doppler radar was tracking a strong thunderstorm 4 miles northwest of Retrop, moving north at 50 mph. HAZARD...Wind gusts of 50 to 55 mph and half inch 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... Elk City, Burns Flat, Canute, Carter, Foss, and Retrop. If outdoors, consider seeking shelter inside a building.

At 643 PM EDT, strong thunderstorms were located along a line extending from near Greensburg to 11 miles northeast of Scottsburg, moving east at 50 mph. HAZARD...Wind gusts up to 45 mph, frequent cloud-to-ground lightning, and very heavy rain. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Lightning can cause serious injury or death. Visibility will be poor and hydroplaning is possible. Locations impacted include...