Moderate

At 257 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from 7 miles south of Wauchula to 7 miles east of Myakka City to 6 miles east of Myakka River State Park. Movement was northwest at 10 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... Wauchula, Myakka City, Myakka River State Park, Ona, Sweetwater,

* WHAT...High wave action, strong currents, and dangerous swimming conditions expected. Piers may be heavily swamped by waves. * WHERE...Mason, Oceana, Muskegon, Ottawa and Allegan counties. * WHEN...Until 11 PM EDT this 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 and do not venture out on piers. Please check with your local authorities on potential beach closures.

At 301 PM EDT, Doppler radar was tracking a strong thunderstorm near Adel, moving west at 20 mph. HAZARD...Wind gusts up to 40 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Adel, Sparks, Berlin, Cecil, Cook Co A/P, Barney, Greggs, and Pine Valley. If outdoors, consider seeking shelter inside a building. Torrential rainfall is also occurring with this storm and may lead to

At 103 PM MDT, Doppler radar was tracking an area of strong thunderstorms extending from 10 miles north of Forsyth to 40 miles south of Ashland, or extending from 10 miles north of Forsyth to 38 miles northeast of Sheridan, moving east at 35 mph. HAZARD...Wind gusts of 50 to 55 mph and pea size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include...

At 107 PM MDT, Doppler radar was tracking gusty showers near Bosler, or 15 miles north of Laramie, moving east at 30 mph. HAZARD...Wind gusts of 50 to 55 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Chugwater, Antelope Buttes, Rogers Canyon, Bosler, Baldy Peak, Slater, Whitaker, and Horse Creek. If outdoors, consider seeking shelter inside a building.

At 109 PM MDT, Doppler radar was tracking an area of strong thunderstorms in Sheridan County, moving northeast at 30 mph. HAZARD...Wind gusts of 50 to 55 mph and pea size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Sheridan, Ranchester, Dayton, Big Horn, Clearmont, Banner, Leiter, Arvada and Parkman. These storms may intensify, so be certain to monitor local radio

At 1253 PM MDT, Doppler radar was tracking a strong thunderstorm 8 miles south of Green Mountain Reservoir, or 53 miles east of Glenwood Springs, moving east at 40 mph. HAZARD...Wind gusts up to 50 mph and half inch size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Silverthorne, Winter Park, Dillon, Empire, Silver Plume, Loveland

At 1253 PM MDT, Doppler radar was tracking a strong thunderstorm near Carbondale, or 14 miles south of Glenwood Springs, moving northeast at 55 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... Eagle, Gypsum, Carbondale, Basalt, Snowmass, Snowmass Village, Meridith, Cattle Creek, El Jebel, Woody Creek, and Emma. This includes the following highways...

At 253 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from Olga to near Southwest Florida Airport to Bonita Beach. Movement was northwest at 20 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... Cape Coral, Fort Myers, Bonita Springs, Sanibel, Fort Myers Beach, Cayo Costa Island, North Captiva Island, Captiva, Bonita Beach, East

* WHAT...Heat index values up to 100-103 degrees. * WHERE...Portions of central and south central Iowa, including the Des Moines metro. * WHEN...From 1 PM Monday to 7 PM CDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...While heat index values may not reach 105 degrees each day, the combination of the longevity of the heat and little or limited relief during the overnight periods have prompted the multi-day Heat Advisory.