Extreme Heat Watch: Lafayette; Union; Pontotoc; Lee; Itawamba; Yalobusha; Calhoun; Chickasaw; Monroe

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Extreme Heat Watch — Lafayette; Union; Pontotoc; Lee; Itawamba; Yalobusha; Calhoun; Chickasaw; Monroe Severity: Severe. Certainty: Likely. * WHAT...For the Heat Advisory, heat index values up to 109 expected. For the Extreme Heat Watch, dangerously hot conditions with heat index values up to 112 possible. * WHERE...Calhoun, Chickasaw, Itawamba, Lafayette, Lee MS, Monroe, Pontotoc, Union, and Yalobusha Counties. * WHEN...For the Heat Advisory, from 11 AM Monday to 6 AM CDT Wednesday. For the Extreme Heat Watch, from Wednesday morning through Thursday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat illnesses.