Expected

* WHAT...North winds 20 to 30 kt with gusts up to 35 kt and steep to very steep seas 8 to 12 ft. * WHERE...Gusty north winds will affect all areas. Very steep and hazardous seas are expected south of Cape Arago, with steep seas to the north. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Very steep and hazardous seas could capsize or damage vessels. Bar crossings will become especially treacherous. * View the hazard area in detail at https://go.usa.gov/x6hks

At 249 PM MDT, Doppler radar was tracking a strong thunderstorm 11 miles north of Alamo Hueco, moving east at 25 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... Areas east of Highway 81 between Big Hatchet Refuge and Alamo Hueco. Hachita Valley. If outdoors, consider seeking shelter inside a building.

* WHAT...Expect heat index values of 105 to 110 Wednesday and Thursday. The hot temperatures and dangerous humidity values will be more intense across the area Thursday afternoon, where heat indices could possibly reach 112 across the Heartland and eastern Big Country. Also, very little cooling is expected Wednesday night with lows only in the mid 70s to lower 80s Thursday morning. * WHERE...All of west central Texas. * WHEN...Until 10 PM CDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat

* WHAT...For the Heat Advisory, heat index values up to 107 this afternoon. For the Extreme Heat Warning, dangerously hot conditions with temperatures around 110 degrees expected Thursday afternoon. * WHERE...Coke, Irion, Nolan, and Sterling Counties. * WHEN...For the Heat Advisory, until noon CDT Thursday. For the Extreme Heat Warning, from noon to 10 PM CDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high

* WHAT...For the Heat Advisory, heat index values up to 107 this afternoon. For the Extreme Heat Warning, dangerously hot conditions with temperatures around 110 degrees expected Thursday afternoon. * WHERE...Coke, Irion, Nolan, and Sterling Counties. * WHEN...For the Heat Advisory, until noon CDT Thursday. For the Extreme Heat Warning, from noon to 10 PM CDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high

At 456 PM EDT, Doppler radar was tracking a strong thunderstorm near West Green, or 9 miles northeast of Broxton, moving northeast at 40 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... Baxley, Hazlehurst, Graham, Plant Hatch, West Green, Snipesville, Denton, and Pine Grove. If outdoors, consider seeking shelter inside a building.

At 157 PM MST, Doppler radar was tracking a strong thunderstorm. HAZARD...Wind gusts up to 30 mph and pea 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... Flower Pot, Cedar Mill and the junction of I-17 with Highway 169. This includes Interstate 17 between mile markers 271 and 283. Monitor the weather situation closely and be alert for threatening weather conditions.

At 329 PM CDT, Doppler radar was tracking a strong thunderstorm near Deerlick Creek Campgrounds, or near Holt, moving northeast at 30 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... Brookwood, Sylvan Springs, Maytown, Gorgas Steam Plant, Bull City, Gorgas, Deerlick Creek Campgrounds, Bankhead Lock And Dam, Binion Creek Landing, Whitson, Lake Tuscaloosa, East Brookwood, Windham

* WHAT...Heat index values up to 112 expected. * WHERE...The Hill Country, Edwards Plateau, and northern Rio Grande Plains. * WHEN...From noon to 8 PM CDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Conditions Thursday will be more extreme than the heat so far this summer. The risk of heat related illnesses will be higher with little time to adjust to the extreme heat.

* WHAT...Dangerously hot conditions with heat index values up to 115 expected. * WHERE...The I-35 corridor, Coastal Plains, and southern Rio Grande Plains. * WHEN...From noon to 8 PM CDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Conditions Thursday will be more extreme than the heat so far this summer. The risk of heat related illnesses will be higher with little time to adjust to the extreme heat.