Manchester, New Hampshire – Residents in southern New Hampshire should brace for a significant increase in heat and humidity in the coming days, with temperatures set to climb near 100 degrees by midweek. Following a pleasantly warm Monday, a heat wave is expected to settle in, bringing highs above 90 degrees for at least three to four consecutive days.
Monday will serve as a transitional day, with a mix of sunshine and clouds as temperatures rise back into the 80s. While there may be a passing shower as a warm front moves through, the majority of the day is expected to remain dry. Tuesday night will see increasing humidity under partly cloudy skies, with lows dropping back into the 60s.
A heat advisory has been issued for central and southern New Hampshire on Tuesday, while an excessive heat watch covers interior southern New Hampshire from Wednesday afternoon through Thursday evening. Even hotter conditions are forecasted for Wednesday and Thursday, with highs soaring into the 90s and some areas nearing 100 degrees, factoring in the humidity.
There is a possibility of temperature records being broken during this period, with Concord holding the record for its highest temperature of 102 degrees on July 3, 1966. Additionally, the warmest low on record was 78 degrees on July 25, 1870. The longest heat wave in Concord occurred over nine days in 2002, with the last time the city hit 100 degrees reported on July 22, 2011.
It is crucial for individuals, particularly those working outdoors, to stay cool and hydrated during this period. Taking breaks in air-conditioned locations is advised, and caution should be exercised to prevent leaving children or pets in unattended vehicles due to the rapid rise in interior temperatures. Thunderstorm chances are set to increase on Friday, offering some relief from the intense heat as the weekend approaches.
Residents are encouraged to stay informed about weather updates by downloading the WMUR app on their Apple or Android devices and enabling push notifications for weather alerts. Additionally, they can utilize the free Very Local app on smart TVs for storm coverage. It is essential to prioritize safety and take necessary precautions to mitigate the risks associated with the impending heat wave.