Moderate

* WHAT...Heat index values up to 110. * WHERE...A portion of Middle 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. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat

* WHAT...Dangerous rip currents and breaking waves due to elevated surf expected. * WHERE...San Luis Obispo County Beaches, Santa Barbara County Central Coast Beaches, Santa Barbara County Southwestern Coast and Santa Barbara County Southeastern Coast. * WHEN...From Saturday morning through Tuesday evening. * IMPACTS...There is an increased risk of ocean drowning. Waves can wash people off beaches and rocks. Pooling of sea water is possible around high tide at beach areas that is uncommon with

At 245 PM EDT, Doppler radar was tracking a strong thunderstorm over Akron, moving east at 30 mph. HAZARD...Wind gusts up to 50 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... Akron, Ravenna, Cuyahoga Falls, Kent, Barberton, Green, Tallmadge, Mogadore, Hartville, Stow, New Franklin, Norton, Brimfield, Fairlawn,

* 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.

At 147 PM CDT, Doppler radar was tracking a strong thunderstorm over Fulshear, or near Brookshire, moving northeast at 15 mph. HAZARD...Wind gusts up to 50 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... Katy, Brookshire, southwestern Eldridge / West Oaks, Fulshear, Simonton, Pattison, Orchard, Weston Lakes, and Cinco Ranch.

* WHAT...Heat index values of 100 to 105 expected. * WHERE...Portions of northern and central Illinois near and south of I-80, as well as all of northwest Indiana. * WHEN...Until 7 PM CDT /8 PM EDT/ Friday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses especially after several days of dangerous heat. Consider altering outdoor plans. If outdoors for prolonged periods of time, wear lightweight and loose fitting clothing. Take action when you see symptoms of heat exhaustion and heat stroke.

* WHAT...Heat index values of 100 to 105 expected. * WHERE...In Illinois, Lee, Eastern Will, Kendall, Northern Will, and Southern Will Counties. In Indiana, Lake IN and Porter Counties. * WHEN...Until 9 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses especially after several days of dangerous heat. Consider altering outdoor plans. If outdoors for prolonged periods of time, wear lightweight and loose fitting clothing. Take action when you see symptoms of heat exhaustion and heat stroke.

Water levels during high tides Friday and Saturday morning will peak at 1 foot or less above the normal highest tide line, similar to observed water levels on Thursday morning. At these levels, no flooding is expected. The timing of highest water will be between 5am and 8am each morning. The most likely communities to experience these elevated water levels include Kipnuk, Kwigillingok, Kongiganak, and Quinhagak. High tide water levels are then expected to fall as we continue through Sunday and Monday.

At 258 PM EDT, Doppler radar was tracking a strong thunderstorm over Middlefield, or 11 miles southeast of Chardon, moving east at 25 mph. 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... Cortland, Middlefield, Kinsman, North Bloomfield, Orwell, West Farmington, Bristolville, Huntsburg, Mecca, Johnston, Orangeville, and Yankee Lake. If outdoors, consider seeking shelter inside a building.

* WHAT...South winds 15 to 25 mph with gusts up to 35 mph expected. Wave heights of 2 to 4 feet expected. * WHERE...Lake Mohave, and Lake Mead. * WHEN...From 10 AM PDT /10 AM MST/ to 8 PM PDT /8 PM MST/ Friday. * IMPACTS...Strong winds and rough waves on area lakes will create hazardous conditions for small craft. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.