Moderate

At 312 PM AST, Doppler radar was tracking a cluster of strong thunderstorms near Adjuntas. These storms were nearly stationary. HAZARD...Wind gusts up to 40 mph and pea size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Small hail is possible. Locations impacted include... Coamo, Jayuya, Adjuntas, Villalba, Ciales, San Sebastian, Morovis, Florida, Sabana Grande, Utuado, San German, Lares, Orocovis,

* WHAT...Dangerous swimming conditions due to 3-5 ft waves and rip currents. * WHERE...Manistee County. * WHEN...From Tuesday morning through Tuesday 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.

At 1248 PM MDT, Doppler radar was tracking a strong thunderstorm over Johnson Siding, or 10 miles west of Rapid City, moving east at 10 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. The strong thunderstorm will be near... Johnson Siding and Pactola Reservoir around 1250 PM MDT. Hisega around 100 PM MDT.

* WHAT...For the first Heat Advisory, heat index values up to 109. For the second Heat Advisory, heat index values up to 110 expected. * WHERE...Portions of southeast Arkansas, northeast Louisiana, and central, east central, north central, northeast, south central, southeast, and southwest Mississippi. * WHEN...For the first Heat Advisory, until 9 PM CDT this evening. For the second Heat Advisory, from 10 AM to 9 PM CDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

* WHAT...For the first Heat Advisory, heat index values up to 109. For the second Heat Advisory, heat index values up to 110 expected. * WHERE...Portions of southeast Arkansas, northeast Louisiana, and central, east central, north central, northeast, south central, southeast, and southwest Mississippi. * WHEN...For the first Heat Advisory, until 9 PM CDT this evening. For the second Heat Advisory, from 10 AM to 9 PM CDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

* WHAT...For the Heat Advisory, heat index values up to 110. For the Extreme Heat Warning, dangerously hot conditions with heat index values in excess of 110 degrees. * WHERE...Portions of central, north central, northwest, southwest, and west central Mississippi. * WHEN...For the Heat Advisory, until 9 PM CDT this evening. For the Extreme Heat Warning, from 10 AM to 9 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high

* WHAT...Life threatening waves of 4 to 6 feet and dangerous currents are expected. * WHERE...Sheboygan, Ozaukee, Milwaukee, Racine and Kenosha Counties. * WHEN...From late Monday night through Wednesday morning. * 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 258 PM EDT, a strong thunderstorm was near Rayle, or 8 miles west of Washington, moving south at 10 mph. HAZARD...Up to 40 mph wind, pea sized hail and frequent cloud to ground lightning. SOURCE...Radar indicated. IMPACT...Expect minor damage to tree limbs and blowing around of light, unsecured objects. Locations impacted include... Washington, Rayle, Ficklin, Newtown, Lundberg, Celeste, Lyneville, Philomath, Sandy Cross, and Carters Grove. People outdoors should seek shelter immediately. If you can hear

* WHAT...For the Extreme Heat Warning, dangerously hot conditions with heat index values up to 112. For the Heat Advisory, heat index values up to 106 expected. * WHERE...Portions of south central and southeast Kansas. * WHEN...For the Extreme Heat Warning, until 9 PM CDT this evening. For the Heat Advisory, from 9 PM this evening to 8 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat illnesses.

* WHAT...For the Extreme Heat Warning, dangerously hot conditions with temperatures up to 102 occurring. For the Heat Advisory, temperatures up to 97 expected. * WHERE...Custer. * WHEN...For the Extreme Heat Warning, until midnight MDT tonight. For the Heat Advisory, from midnight tonight to midnight MDT Tuesday Night. * IMPACTS...Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...Hot daytime temperatures combined with warm overnight low temperatures will produce cumulative heat stress.