Curly Tales. Delhi witnessed heavy rain and thunderstorms as the IMD issued a red alert across all 11 districts, warning of intense rainfall and gusty winds up to 60 kmph. Waterlogging was reported in parts of. IMD issues a red alert for all 11 Delhi districts as heavy rain and thunderstorms disrupt traffic. Waterlogging is reported in Karol Bagh, while Delhi airport flight operations remain normal.