The Meteorological Department has released the forecast of the hottest summer of this season in Bihar on Friday. The department has issued Red, Orange and Yellow alerts simultaneously for this. Red alert has been issued for Banka, Aurangabad, Nawada, Bhabua and Rohtas and Orange alert has been issued for Jehanabad, Arwal, Nalanda, Bhojpur, Buxar and Patna. Yellow alert continues for East Champaran, Gopalganj and Siwan.