Question: Is there a tool that allows me to update ad content in real-time based on weather conditions, location, or user engagement?

Advanse is a dynamic creative platform that automates dynamic creative production for advertisers, boosting efficiency and performance. It has features like weather targeting, geo-location and dynamic retargeting that let you update and publish ads immediately. The system scales up or down depending on the size of your campaign, so it's good for advertisers who want to personalize their messages for different audience segments and get better performance.

Another good option is Hybrid, a full-stack programmatic advertising platform that marries machine learning technology with a variety of tools and services. It includes options like weather-based banner targeting and location-based audience segmentation that can let you update ad content in real time based on outside factors. Hybrid also has a variety of other features, including Dynamic Creative Optimization and SmartBid for predicting user behavior, so it's a good option for programmatic advertising.

Jivox also has a good option with a cloud-based system for delivering personalized and dynamic ads across many channels. It personalizes ads in real time and automates the creation of dynamic product ads, including carousel ads. It's good for brands that want to scale their marketing but still personalize ads and improve return on investment with performance auto-optimization.