Severe thunderstorm watch issued for most of New Hampshire

A severe thunderstorm watch is issued for most of New Hampshire.The watch includes Belknap, Merrimack, Sullivan, Carroll, Coos, Grafton, Cheshire and Hillsborough counties. >> Weather alertsAfter a day with highs in the 90s in some parts of the state, scattered showers and thunderstorms will develop Sunday afternoon and evening with the chance to turn severe. Damaging winds and large hail are the main threats with any severe storm that fires up.The severe thunderstorm watch is in effect until 10 p.m. Sunday.>> Interactive RadarA heat advisory remains in effect for southern parts of the state until 8 p.m. Sunday.A cooler and more comfy feel returns by Monday with plenty of clouds, lower humidity and highs only in the 60s to low 70s.Tuesday looks pleasant with sunshine and temperatures nearing 70.