Heat Advisory

Locations Affected

Manchester, NH ∙ Nashua, NH ∙ Manchester Airport, NH ∙ South Hampton, NH ∙ East Derry, NH ∙ Raymond, NH ∙ East Merrimack, NH ∙ Newton Junction, NH ∙ Derry, NH ∙ Newmarket, NH

Full Alert Message

URGENT - WEATHER MESSAGE National Weather Service Gray ME 950 PM EDT Wed Jun 18 2025 ...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TO 7 PM EDT THURSDAY... * WHAT...Heat index values exceeding 95F expected through the afternoon. * WHERE...Eastern Hillsborough and Interior Rockingham Counties. * WHEN...From noon to 7 PM EDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Monitor the latest forecasts and warnings for updates.

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