Active Weather Alerts
Extreme Heat Warning
Issued: 7:29 PM Jun. 22, 2025 – National Weather Service
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM EDT WEDNESDAY FOR THE LOWER SUSQUEHANNA VALLEY... * WHAT...Dangerously hot conditions with heat index values up to 108 for the Lower Susquehanna Valley. * WHERE...Adams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon, Perry, and York Counties. * WHEN...Until 8 PM EDT Wednesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Heat index values will be highest on Monday and Tuesday. The highest heat index will occur in the urban valley locations. Temperatures in the 70s overnight will provide little if any relief. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay out of the sun, and stay in an air-conditioned room. Check up on relatives and neighbors, and provide pets with adequate water and shelter from the sun. Extreme Heat can be life-threatening among at-risk populations, such as children, the elderly, and those with pre-existing health conditions. &&
Local Radar