The Indian Meteorological Department (IMD) has issued a red alert for Rajasthan and an orange alert for Uttar Pradesh, Himachal Pradesh, and Delhi due to severe cold wave conditions. A yellow alert is in place for Tamil Nadu, anticipating heavy rainfall. Cold wave conditions are expected across several northern states, with temperatures dropping significantly, particularly in Delhi where maximums are around 18-20°C and minimums between 2-4°C.