Moderate

* WHAT...Heat index values up to 109. * WHERE...Portions of south central and southwest Arkansas, north central and northwest Louisiana, southeast Oklahoma, and east and northeast Texas. * WHEN...Until 8 PM CDT Monday. * 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. Take extra precautions when outside. Wear lightweight and loose

* WHAT...Life threatening waves of 3 to 5 feet and dangerous currents are expected. * WHERE...Sheboygan, Ozaukee and Milwaukee Counties. * WHEN...From 8 AM CDT this morning through this evening. * IMPACTS...Dangerous swimming conditions are expected due to high waves and onshore winds. Stay out of the water and away from dangerous areas like piers and breakwalls. Strong structural and longshore currents are expected. Rip currents are possible.

At 1223 AM CDT, Doppler radar was tracking a strong thunderstorm near Arapahoe, or 27 miles north of Norton, moving northeast at 35 mph. HAZARD...Wind gusts of 50 to 55 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. This strong thunderstorm will be near... Arapahoe around 1230 AM CDT. Edison around 1235 AM CDT. Other locations in the path of this storm include Bertrand.

* WHAT...Heat index values up to 109. * WHERE...Portions of central, north central, southeast, southwest, and western Arkansas. * WHEN...Until 8 PM CDT Monday. * 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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning

At 1057 PM MDT/1157 PM CDT/, Doppler radar was tracking strong thunderstorms along a line extending from 16 miles northeast of Wray to near Menlo. Movement was north at 45 mph. HAZARD...Wind gusts of 50 to 55 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Strong thunderstorms will be near... Atwood around 1205 AM CDT. Benkelman around 1105 PM MDT. Ludell around 1215 AM CDT. If outdoors, consider seeking shelter inside a building.

* WHAT...Heat index values of 105 to 110 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.

At 1121 PM CDT/1021 PM MDT/, Doppler radar was tracking strong thunderstorms along a line extending from 6 miles northeast of Lemoyne to near Elsie to near Enders. Movement was east at 40 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... Sutherland, Hershey, Paxton, Wallace, Elsie, Dickens, Sarben, Keystone, Sutherland Reservoir State Recreation Area, Roscoe,

* WHAT...Heat index values up to 107 expected. * WHERE...Most of North, Central, and East Texas. * WHEN...From noon to 8 PM CDT Saturday. * IMPACTS...Hot temperatures and high humidity will increase the risk for heat-related illnesses to occur, particularly for those working or participating in outdoor activities. Take extra precautions when outside by staying hydrated, wearing lightweight and loose fitting clothing, and limiting strenuous activities to the early morning or evening. Check up on relatives and

* WHAT...Heat index values of 108 to 112 expected. * WHERE...All 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 up to 112 expected. * WHERE...Portions of northeast and northern Florida and southeast Georgia. * WHEN...From 11 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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning