Heat wave to Severe Heat wave is very likely to occur at many places over Agra, Aligarh, Baghpat, Bulandshahr, Chitrakoot, Fatehpur, Firozabad, Gautambuddha Nagar, Ghaziabad, Hamirpur, Hapur, Hathras, Jalaun, Jhansi, Kaushambi, Lalitpur, Mahoba, Mathura, Meerut, Prayagraj in next 24 hours.