Light Thunderstorm with surface wind(40-50 kmph) is likely to occur at isolated places over Chandigarh, Ambala, Faridabad, Fatehabad, Gurugram, Hisar, Jhajjar, Jind, Kaithal, Karnal, Kurukshetra, Palwal, Panchkula, Panipat, Rohtak, Sonipat, Yamunanagar in next 24 hours.