Moderate

* WHAT...Heat index values up to 110 degrees expected. * WHERE...Portions of southeast Arkansas, northeast Louisiana, and central Mississippi. * WHEN...Until 7 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat related 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

* WHAT...Heat index values up to 110 degrees expected. * WHERE...Portions southeast Arkansas, northeast Louisiana, and central Mississippi. * WHEN...For the first Heat Advisory, until 7 PM CDT this evening. For the second Heat Advisory, from 11 AM to 7 PM CDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat related illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

* WHAT...Heat index values up to 108. * WHERE...Portions of East Arkansas, North Mississippi, Southeast Missouri, and West Tennessee. * WHEN...Until 7 PM CDT Tuesday. * 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 140 PM AST, Doppler radar was tracking a strong thunderstorm over Luyando, or near Aguada, moving northwest at 20 mph. HAZARD...Wind gusts up to 30 mph, frequent lightning and heavy rain. Funnel Clouds possible. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... San Sebastian, Anasco, Las Marias, Moca, Lares, Mayaguez, Aguada, Aguadilla, Rincon, Hato Arriba, Luyando, Aceitunas, La Playa,

* WHAT...West winds 25 to 35 mph with gusts up to 45 mph expected. Occasional gusts between 45 and 55 mph possible. * WHERE...Keweenaw and Northern Houghton Counties. * WHEN...From 11 AM to 8 PM EDT Tuesday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects.

At 1206 PM CDT, Doppler radar was tracking a strong thunderstorm over Boone, moving northeast at 55 mph. HAZARD...Penny size hail. SOURCE...Radar indicated. IMPACT...Minor hail damage to vegetation is possible. Locations impacted include... Boone, Story City, Roland, Gilbert, Boone Speedway, McCallsburg, Randall, Boone Municipal Airport, and Ledges State Park. This includes Interstate 35 between mile markers 120 and 131. If outdoors, consider seeking shelter inside a building.

* WHAT...Heat index values up to 108. * WHERE...Portions of North and Central Texas along and east of the I-35 corridor. * WHEN...Until 8 PM CDT Tuesday. * 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

* WHAT...Heat index values from 108 to 111. * WHERE...The I-35 Corridor and Coastal Plains. * WHEN...Until 7 PM CDT 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...For the first Heat Advisory, heat index values of 108 to 111. For the second Heat Advisory, heat index values 108 to 111 expected. * WHERE...Bastrop, Fayette, Lavaca, Lee, Travis, and Williamson Counties. * WHEN...For the first Heat Advisory, until 7 PM CDT this evening. For the second Heat Advisory, from noon to 7 PM CDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of

* WHAT...For the first Heat Advisory, heat index values of 108 to 111. For the second Heat Advisory, heat index values 108 to 111 expected. * WHERE...Bastrop, Fayette, Lavaca, Lee, Travis, and Williamson Counties. * WHEN...For the first Heat Advisory, until 7 PM CDT this evening. For the second Heat Advisory, from noon to 7 PM CDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of