Expected

* WHAT...High wave action and dangerous currents expected at Lake Michigan beaches. Waves 4 to 6 ft expected. * WHERE...Porter County. * WHEN...From 1 AM CDT Thursday through Thursday afternoon. * IMPACTS...Swimming conditions will be life threatening, especially for inexperienced swimmers. Remain out of the water to avoid dangerous swimming conditions and do not venture out onto piers, jetties, breakwalls, or other shoreline structures.

* WHAT...High wave action and dangerous currents expected at Lake Michigan beaches. Waves 3 to 5 ft expected. * WHERE...Lake IL, Northern Cook and Central Cook Counties. * WHEN...Through late tonight. * IMPACTS...Swimming conditions will be life threatening, especially for inexperienced swimmers. For information on swim advisories or bans at Chicago beaches: www. cpdbeaches. com. Remain out of the water to avoid dangerous swimming conditions and do not venture out onto piers, jetties, breakwalls, or other

* AFFECTED AREA...Fire Weather Zone 220. * TIMING...From noon to 7 PM MDT Thursday. * WINDS...Northwest 10 to 20 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...5 to 10 percent. * IMPACTS...Fires will catch and spread quickly. Exercise extreme caution with any outdoor burning. A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Northwestern Clay County in west central Indiana... Northwestern Owen County in west central Indiana... Southern Parke County in west central Indiana... Southern Putnam County in west central Indiana... Southern Vermillion County in west central Indiana... Northeastern Vigo County in west central Indiana... * WHEN...Until 130 AM EDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS...

At 830 PM MDT, Doppler radar was tracking a strong thunderstorm 7 miles southeast of Fort Quitman, moving southeast at 25 mph. Additional outflow winds with little to no rain will be travelling down Interstate 10 between Finlay and Sierra Blanca. 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... Sierra Blanca, Fort Quitman, Quitman Canyon, Round Top Mountain, and Little Box.

* WHAT...Life threatening waves of 3 to 5 feet and dangerous currents are expected. * WHERE...Sheboygan, Ozaukee, Milwaukee, Racine and Kenosha Counties. * WHEN...Until 4 AM CDT Thursday. * 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 932 PM CDT, Doppler radar was tracking a strong thunderstorm near Ponchatoula, or 7 miles southeast of Hammond, moving north at 45 mph. HAZARD...Winds in excess of 40 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Hammond, Amite, Ponchatoula, Amite City, Independence, Albany, Springfield, Montpelier, Natalbany, Robert, Killian, Tickfaw, and W Lk Pontchartrain Buoy. This includes the following Interstates...

* WHAT...Heat index values up to 109 expected. * WHERE...In Oklahoma, Jefferson, Love, and Cotton Counties. In Texas, Archer, Baylor, Clay, Foard, Knox, Wichita, and Wilbarger Counties. * WHEN...From 1 PM to 8 PM CDT Thursday. * 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.

Temperatures have cooled below Heat Advisory criteria.

* WHAT...High wave action, strong currents, and dangerous swimming conditions expected. Piers will be heavily swamped by waves. * WHERE...In Indiana, Northern La Porte county. In Michigan, Northern Berrien and Southern Berrien counties. * WHEN...From 2 AM EDT /1 AM CDT/ Thursday through Thursday 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. Do not venture out on piers.