Ranchi: The weather center has predicted that there will be heat wave in many parts of Jharkhand from April 4. The weather center has issued a yellow alert regarding this. According to the Centre, heat wave may prevail in the eastern part of the state (Kolhan division) from April 4 to 6. Maximum temperature will increase. Due to this, the maximum temperature in these districts may remain beyond 40 degrees Celsius. Hot wind can blow. People have been requested to remain alert. The temperature in the remaining parts may remain below 40 degrees Celsius. Weather patterns may change in many parts from April 6. It may rain with thunder. Its effect can be seen in the capital. There is forecast of rain and thunder here too. When it rains, people can get some respite from the heat. On Wednesday, the maximum temperature of the capital was recorded at 36 degrees and the minimum temperature was 20.5 degrees Celsius.