Expected

* WHAT...South winds 20 to 30 mph with occasional gusts of 45 to 55 mph expected late tonight through Thursday morning, becoming southwest during the day Thursday. * WHERE...Erie, Niagara, Orleans, Monroe, Genesee, Wyoming, Livingston, Ontario, Chautauqua, Cattaraugus, and Allegany Counties. * WHEN...From 2 AM to 8 PM EDT Thursday. * IMPACTS...Gusty winds will blow around unsecured objects. A few trees and tree limbs will likely come down, resulting in isolated power outages.

* WHAT...South winds 20 to 30 mph with occasional gusts of 45 to 55 mph expected Thursday morning, becoming southwest Thursday afternoon. * WHERE...Jefferson and Lewis Counties. * WHEN...From 6 AM to 8 PM EDT Thursday. * IMPACTS...Gusty winds will blow around unsecured objects. A few trees and tree limbs will likely come down, resulting in isolated power outages. * ADDITIONAL DETAILS...Fully leafed out trees may result in more tree damage than with similar wind speeds during the colder months of the year.

HLSLCH This product covers Southwest Louisiana and Southeast Texas **TROPICAL STORM ARTHUR DEVELOPS NEAR THE MIDDLE TEXAS COAST. TROPICAL STORM WARNING EXTENDED SOUTHWARD** NEW INFORMATION --------------- * CHANGES TO WATCHES AND WARNINGS: - None * CURRENT WATCHES AND WARNINGS: - A Tropical Storm Warning is in effect for East Cameron, Lower Iberia, Lower Jefferson, Lower St. Mary, Lower Vermilion, and West Cameron * STORM INFORMATION: - About 160 miles west-southwest of Lake Charles LA or about 120

...Forecast flooding changed from Moderate to Major severity and increased in duration for the following rivers in Louisiana... Tchefuncte River Near Folsom affecting St. Tammany Parish. .The river forecast includes 48 hours of forecasted rainfall. These river forecasts could change based on how Potential Tropical Cyclone 1 tracks across Louisiana and Mississippi late tonight and Thursday. Interests along the rivers should monitor the forecast closely and be prepared for significant flooding.

* WHAT...West winds 15 to 25 mph with gusts up to 50 mph expected in the wake of cold front. * WHERE...Eastern Tucker County. * WHEN...From 7 AM to 6 PM EDT Thursday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Please report downed trees, power lines or large branches by calling 412-262-1988, posting to the NWS Pittsburgh Facebook page, or using X @NWSPittsburgh.

* WHAT...Southwest winds 15 to 25 mph with gusts up to 40 mph expected. * WHERE...Madison, Northern Oneida, Onondaga, Seneca, Southern Cayuga, Southern Oneida, and Yates Counties. * WHEN...From 4 AM to 6 PM EDT Thursday. * 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.

* WHAT...High wave action and dangerous currents expected at Lake Michigan beaches. Waves 4 to 7 ft expected. * WHERE...Lake IL, Northern Cook and Central Cook Counties. * WHEN...From 1 PM CDT this afternoon 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

* WHAT...High wave action and dangerous currents expected at Lake Michigan beaches. Waves 4 to 6 ft expected. * WHERE...Porter County. * WHEN...From late tonight 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...Hot temperatures up to 109 expected. * WHERE...Palo Duro Canyon. * WHEN...Until 9 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. 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.

* WHAT...Hot temperatures up to 107 expected. * WHERE...The southern and central Texas Panhandle. * WHEN...Until 9 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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning