Moderate

* WHAT...Heat index values up to 112 expected. * WHERE...Portions of southwest and west central Florida. * WHEN...From 11 AM this morning to 7 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

At 1033 PM MDT, Doppler radar was tracking a strong thunderstorm 7 miles north of Snyder, or 16 miles northeast of Fort Morgan, moving southeast at 40 mph. HAZARD...Wind gusts up to 50 mph and half inch 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... Hillrose, Snyder, Prewitt Reservoir, Midway, Union and Messex.

At 1044 PM MDT, Doppler radar was tracking a strong thunderstorm near George Town, or 14 miles south of Kadoka, moving east at 30 mph. HAZARD...Wind gusts up to 50 mph and half inch 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... George Town. Monitor the weather situation closely and be alert for threatening weather conditions.

At 1001 PM MDT, Doppler radar was tracking a strong thunderstorm near LaSalle, or 7 miles southeast of Greeley, moving east at 40 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 outdoor objects is possible. Locations impacted include... Eastern Greeley, Evans, LaSalle, Kersey, Riverside Reservoir, Roggen, Gill, Garden City, Hardin, Masters and Lower Latham Reservoir.

At 1102 PM CDT /1002 PM MDT/, Doppler radar was tracking an area of strong thunderstorms extending from 17 miles northwest of Sansarc to 50 miles southwest of Bunker, or extending from 26 miles south of Eagle Butte to 58 miles west of Murdo, moving east at 30 mph. HAZARD...Wind gusts up to 50 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. The strong thunderstorms will be near... Sansarc, Bunker and Brown Church around 1135 PM CDT.

At 1006 PM MDT, Doppler radar was tracking a line of strong thunderstorms extending from 9 miles east of Cactus Flat to near Potato Creek, or extending from 11 miles west of Kadoka to 28 miles southwest of Kadoka, moving southeast at 30 mph. HAZARD...Wind gusts up to 50 mph and half inch 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...

* WHAT...Heat index values 108 to 112 expected. * WHERE...Portions of east central Florida. * WHEN...From 10 AM this morning to 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time

* WHAT...Heat index values of 105 to 112 expected. * WHERE...All of South Florida. * WHEN...From 11 AM this morning to 7 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

* WHAT...Temperatures up to 105 expected. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...From 10 AM Wednesday to 8 PM PDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Fog developed in the Rock River Valley from Watertown to Janesville, Horicon Marsh, and portions of Fond du Lac County. The fog is gradually expanding eastward. Expect visibility of 1 mile or less in low-lying areas. If traveling, use low beam headlights and slow down when encountering sudden drops in visibility.