Expected

* WHAT...Heat index values up to 110 expected. * WHERE...In Arkansas, Benton, Carroll, Madison, Northern Crawford, Washington AR, and Northern Franklin Counties. In Oklahoma, Cherokee, Northern Sequoyah, Adair, and Delaware Counties. * WHEN...From noon to 8 PM CDT Tuesday. * IMPACTS...Heat related illnesses are possible especially impacting those not acclimated to the conditions or those performing strenuous activities. Take extra precautions when outside. Wear lightweight and loose

* WHAT...Arroyo and small stream flooding caused by excessive rainfall is expected. * WHERE...Southeastern Mora County in northeastern New Mexico... North Central San Miguel County in northeastern New Mexico... * WHEN...Until 945 PM MDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 650 PM MDT, Doppler radar indicated heavy rain due to thunderstorms. This will cause arroyo and small stream flooding. Up to 2.5 inches of rain have fallen.

At 655 PM MDT, Doppler radar was tracking a strong thunderstorm over Cimarron Hills, or near Colorado Springs, moving east at 10 mph. HAZARD...Wind gusts up to 50 mph and penny 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... Colorado Springs, Falcon, Cimarron Hills, and Peterson Space Force Base. If outdoors, consider seeking shelter inside a building.

...The National Weather Service in Chicago IL has issued a Flood Warning for the following rivers in Illinois... Thorn Creek at Thornton affecting Cook County. For the Thorn Creek...including Thornton...Minor flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...Thorn Creek from Near Glenwood downstream to confluence with Little Calumet River, including the Thornton gauge. * WHEN...Until early Tuesday afternoon. * IMPACTS...At 9.0 feet, Water begins to be diverted through Thorn Creek Diversion Tunnel.

At 856 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from near Falmouth to 9 miles southwest of Williamstown to 6 miles southwest of Owenton. Movement was south at 35 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... Georgetown, Frankfort, Cynthiana, Breckinridge, Midway, Stamping Ground, Sadieville, Berry, Longlick, and Slickway.

At 858 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from Wallingford to near Flemingsburg to near Pecks Ridge to near Carlisle. Movement was southeast at 40 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... Morehead, Flemingsburg, Owingsville, Marshall, Sharpsburg, Salt Lick, Fairview, Ramey, Pecks Ridge, Wyoming, Peasticks, Flat Creek,

At 759 PM CDT, Doppler radar was tracking a strong thunderstorm 7 miles south of Brady, or 20 miles north of Curtis, moving east at 25 mph. HAZARD...Wind gusts of 50 to 55 mph and nickel 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... Brady, Jeffrey Canyon State Wildlife Management Area, Cottonwood Canyon State Wildlife Management Area, and Vroman.

At 829 PM EDT, Doppler radar was tracking a strong thunderstorm near Dowling Park, or 9 miles northwest of Mayo, moving south at 15 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... Mayo, Chancey, Buckville, San Pedro Junction, Day, Mayo Junction, and Townsend.

At 831 PM EDT, Doppler radar was tracking a strong thunderstorm near Collins, and is stationary. 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... Collins. This storm may intensify, so be certain to monitor local radio stations and available television stations for additional information and possible warnings from the National Weather Service.

At 632 PM MDT, Doppler radar was tracking a strong thunderstorm near Fillmore, moving northeast at 10 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... Fillmore, Kanosh, Meadow, Hatton, and Flowell. This includes Interstate 15 between mile markers 149 and 172. If outdoors, consider seeking shelter inside a building.