Moderate

* WHAT...Heat index values up to 108. * WHERE...All of central Indiana. * WHEN...Until 8 PM EDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, limit time outdoors, and check up on relatives and neighbors.

* WHAT...This level of heat affects most individuals sensitive to heat, especially those without effective cooling and/or adequate hydration. * WHERE...Portions of Puerto Rico and Virgin Islands. * WHEN...Until 4 PM AST this afternoon. * IMPACTS...High temperatures or elevated heat indices can worsen symptoms in people with chronic conditions. They can also increase the risk of heat-related illness among individuals sensitive to heat with inadequate cooling or hydration. These risks are highest

* WHAT...Heat index values up to 100 expected. * WHERE...Lenawee, Livingston, Macomb, Monroe, Oakland, Washtenaw, and Wayne Counties. * WHEN...Until 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

At 1003 AM EDT, Doppler radar was tracking a cluster of strong thunderstorms over Townsendville, or 9 miles east of Dundee, moving east at 50 mph. HAZARD...Wind gusts up to 40 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... Ithaca, Cortland, Newfield, Hector, Cayuga Heights, Lansing, Enfield, Danby, Homer, and Caroline.

At 1008 AM EDT, Doppler radar was tracking a cluster of strong thunderstorms over Endicott, moving east at 30 mph. HAZARD...Wind gusts up to 40 mph and half inch 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... Binghamton, Vestal, Johnson City, Endicott, Kirkwood, Conklin, Maine, Owego, Nanticoke, and Port Dickinson. If outdoors, consider seeking shelter inside a building.

* WHAT...Southeast winds 20 to 30 mph with gusts up to 40 mph expected. * WHERE...Angelina, Nacogdoches, and Cherokee Counties. * WHEN...Until 8 PM CDT this evening. * 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.

At 1013 AM EDT, Doppler radar was tracking strong thunderstorms along a line extending from near Battle Island State Park to Weedsport to King Ferry. Movement was east at 30 mph. HAZARD...Wind gusts up to 40 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... Onondaga, Syracuse, Clay, Cicero, Auburn, De Witt, Lysander, Van Buren, Baldwinsville, and Pompey.

* WHAT...Heat index values up to 109 degrees is expected. * WHERE...Portions of East Arkansas, North Mississippi, Southeast Missouri, and West Tennessee. * WHEN...Until 8 PM CDT Saturday. * 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.

A strong front moves toward the Kuskokwim Delta coast overnight tonight. Southerly onshore winds gusting up to 40 mph coupled with a lengthy fetch will promote elevated water levels 1 to 2 feet above normal high tide late tonight into early Thursday morning. Strongest winds are expected to peak Thursday morning, with up to 0.5 inches of rainfall. Areas of the coastline that are perpendicular to the southerly wind direction, such as Kwigillingok, have a higher chance of seeing impacts with this

At 928 AM EDT, Doppler radar was tracking a cluster of strong thunderstorms along a line extending from near Fulton to near Marcellus to near Romulus. Movement was east at 25 mph. HAZARD...Wind gusts up to 40 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... Onondaga, Syracuse, Clay, Cicero, Auburn, De Witt, Lysander, Van Buren, Baldwinsville, and Pompey.