Skip to content

Extreme Heat Warning

Status

Event Continued Expired

Start Time

Tue 06/24/2025 10:24 AM EDT

End Time

Tue 06/24/2025 08:00 PM EDT

Significance

Warning

Impacts

High impact

Full Alert Message

URGENT - WEATHER MESSAGE National Weather Service Gray ME 1024 AM EDT Tue Jun 24 2025 ...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Dangerously hot conditions with heat index values up to 105. * WHERE...Western and Central Hillsborough, Merrimack, Sullivan, Cheshire, and Eastern Hillsborough Counties. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. 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. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Stay cool, stay hydrated, stay informed.

Technical Header

NHZ007-008-011-012-015-250000- /O.CON.KGYX.XH.W.0001.000000T0000Z-250625T0000Z/ Sullivan-Merrimack-Cheshire-Eastern Hillsborough-Western And Central Hillsborough- Including the cities of Pelham, Concord, Loudon, Surry, Keene, Gilsum, Goffstown, Peterborough, Goshen, Manchester, Sharon, Hollis, Newport, Sullivan, Milford, Cornish, Lempster, Amherst, Unity, Grantham, Marlow, Hooksett, Croydon, Boscawen, Mont Vernon, Claremont, Weare, Nashua, Jaffrey, Charlestown, Dunbarton, and Canterbury 1024 AM EDT Tue Jun 24 2025