Delhi: Heavy rains lashed northern parts, leaving at least 28 people dead and 22 missing in Himachal Pradesh, Punjab. while a flood alert was sounded in parts of Delhi, Punjab and Uttar Pradesh as Yamuna and other rivers were in spate. Haryana has asked the Army to remain on standby after 8.14 lakh cusec water was released from the Hathini Kund barrage in the Yamuna river.At least 22 people, including two Nepalese, were killed and nine others injured in rain-related incidents in Himachal Pradesh, while three people died and 22 went missing following a cloudburst in Uttarakhand. The Yamuna river was flowing at 203.37 metre on evening and its water level is expected to rise further in next 24 hours after 8.14 lakh cusec water was released from the Hathini Kund barrage in Harayana at 5 pm. Heavy rains remained unabated in Himachal Pradesh, leaving at least 22 people, including two Nepalese, dead and nine others injured in rain-related incidents in the state.Nine people died in Shimla, five in Solan, two each in Kullu, Sirmaur, Solan and Chamba and one each in Una and Lahaul-Spiti districts. Landslides hit a spot near the, leaving three people dead. One person sustained injuries in the incident. Due to heavy rains, officials in the state have ordered closure of all educational institutions in Shimla and Kullu.Gates of the Pandoh and the Nathpa Jhakri dams in Himachal Pradesh.