Moderate

* WHAT...Heat index values up to 108. * WHERE...Portions of south central and southeast Texas. * WHEN...Until 7 PM CDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and

At 135 PM EDT, Doppler radar was tracking a strong thunderstorm near Callahan, moving east at 10 mph. HAZARD...Wind gusts around 40 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Yulee. If outdoors, consider seeking shelter inside a building.

* WHAT...Temperatures up to 104 and heat index values up to 108. * WHERE...Portions of Central and East Texas. * WHEN...Until 9 PM CDT Wednesday. * 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. * ADDITIONAL DETAILS...Hot and dry conditions are increasing the risk of wildfires! Extreme care is urged during all outside activities where there is a potential for fires to get started.

* WHAT...For the Extreme Heat Warning, dangerously hot conditions with temperatures up to 108. For the Heat Advisory, temperatures up to 104 and heat index values up to 108. * WHERE...A portion of North and Central Texas. * WHEN...For the Extreme Heat Warning, until 9 PM CDT this evening. For the Heat Advisory, from 9 PM this evening to 9 PM CDT Wednesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high

* WHAT...Temperatures up to 105. * WHERE...San Luis Obispo County Interior Valleys, San Luis Obispo County Mountains, Santa Lucia Mountains, and Southern Salinas Valley. * WHEN...Until 8 PM PDT Friday. * 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.

* WHAT...Temperatures up to 99 expected. * WHERE...San Luis Obispo County Inland Central Coast, Santa Barbara County Inland Central Coast, and Santa Ynez Valley. * 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.

* WHAT...Dangerous swimming conditions. Highest waves of 3 to 5 feet. * WHERE...Benzie and Manistee Counties. * WHEN...From late tonight through Wednesday evening. * IMPACTS...Waves as high as 3 to 5 feet will result in dangerous swimming conditions and could sweep people off piers and jetties. Remain out of the water to avoid hazardous swimming conditions.

At 116 PM EDT, Doppler radar was tracking a strong thunderstorm over Rochelle, or 7 miles southeast of Gainesville, moving east at 15 mph. HAZARD...Wind gusts up to 50 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... Orange Heights, Newnans Lake, Rochelle, and Grove Park. If outdoors, consider seeking shelter inside a building.

At 120 PM EDT, Doppler radar was tracking a strong thunderstorm near Crescent Beach, or 11 miles north of Palm Coast, moving east at 20 mph. HAZARD...Wind gusts around 40 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Marineland, Crescent Beach, Butler Beach, and Dupont Center. If outdoors, consider seeking shelter inside a building.

* WHAT...High wave action, strong currents, and dangerous swimming conditions expected. Piers may be swamped by waves. * WHERE...Mason, Oceana, Muskegon, Ottawa, Allegan and Van Buren counties. * WHEN...From late tonight through Wednesday evening. * IMPACTS...Strong currents can pull swimmers into deeper water and high waves can sweep people off piers. Remain out of the water to avoid hazardous swimming conditions and do not venture out on piers. Please check with your local authorities on potential beach closures.