Hyderabad, July 8 (NSS): Forecasting heavy rainfall, the Indian Meteorological Department (IMD) issued a red warning for the next two days in Telangana. Heavy to heavy rain is likely to occur at isolated places in Mancherial, Nirmal, and Nizamabad districts in Telangana on Saturday, the IMD said. A red alert has been issued in Komaram Bheem Asifabad, Mancherial, Nirmal, Nizamabad, Mulugu, Bhadradri Kothagudem, Mahabubabad, Warangal (Rural), and Warangal (Urban) districts, indicating extremely heavy rains. For Hyderabad, the IMD said that for the next 48 hours, the sky would be generally cloudy with light to moderate thundershowers. Intense spells of rain are likely in the city, The city may also witness heavy rainfall in isolated parts for the next 48 hours.