Another day of record heat possible on Thursday in New Hampshire (2024)

Intense heat and humidity returns to New Hampshire on Thursday, leading to heat-related warnings and watches.An excessive heat warning has been issued for much of central and southern New Hampshire from 11 a.m. to 7 p.m. Thursday, while a heat advisory is in effect elsewhere.>> National Weather Service alerts and bulletinsHighs on Thursday will again be well into the 90s, with a few southern New Hampshire towns reaching the upper 90s. Factoring in the humidity, it will feel even hotter, with heat indices perhaps as hot as 105 or 106.>> Interactive RadarHEAT RECORDSManchester reached 98 degrees Wednesday, making it the hottest day of the year so far and breaking the record of 96 degrees set in 1941.Record highs are also in jeopardy for both Wednesday and Thursday:The all-time highest temperature ever recorded in Concord was 102 degrees on July 3, 1966. The warmest low on record was 78 degrees on July 25, 1870.The longest heat wave in Concord's history was nine days in 2002. The last time Concord hit 100 degrees was July 22, 2011.STAYING SAFEIt will be important to stay cool and hydrated on these days, especially for folks who have to work outdoors. Taking breaks in air-conditioned buildings is critical.Avoid leaving young children or pets in unattended vehicles, since temperatures in car interiors can reach deadly levels in a matter of minutes.>> Tips to stay cool and safe as dangerous heat cranks up in New Hampshire this week STORM CHANCES Scattered strong thunderstorms will develop Thursday, which will fittingly be the first day of summer, with the solstice at around 4:51 p.m. Any storm could produce gusty winds and hail.LOOKING AHEADThe three-day heat wave will likely end after Thursday, as it will finally cool off a bit Friday, with highs in the 80s.Passing or pop-up storms will be possible Friday and this weekend, but no washouts are expected. The humidity will fade Saturday and start to come back up again Sunday and into next week.Be weather-aware! Download the WMUR app for Apple or Android devices and turn on push notifications. You can choose to receive weather alerts for your geolocation and/or up to three ZIP codes. In addition, you can receive word when precipitation is coming to your area.Get storm coverage through the free Very Local app on your smart TV.Follow the Storm Watch 9 team on social media:Mike Haddad: Facebook | XKevin Skarupa: Facebook | XHayley LaPoint: Facebook | XJacqueline Thomas: Facebook | XMatt Hoenig: Facebook | X