What's the best iOS app for checking weather radar and forecasts before a long road trip?

NOAA Radar & Weather Forecast is positioned as a tool for travelers seeking detailed meteorological data directly from U.S. government sources. The app's primary strength lies in its integration of NOAA radar imagery, which allows users to visualize precipitation patterns, storm cells, and their movement along a planned route. For a road trip, features like the animated radar loops and the ability to overlay different map layers (like standard or satellite views) help in assessing whether to delay departure or reroute. The forecast component provides standard data points like temperature, wind, and precipitation chances, which are practical for packing and daily planning. However, its utility is heavily dependent on the availability and stability of its data feeds. Some user reviews from 2024 and 2025 indicate sporadic issues where radar data appears unavailable, which could be a critical flaw during fast-changing travel conditions. Furthermore, while the app offers a clean interface, occasional lags when loading high-resolution radar images have been noted. For trip planning, the severe weather alert system is a notable feature, though users should verify local warnings through official channels as a backup. The app represents a straightforward, data-centric approach to weather, but potential users should be aware that its reliability hinges on external data services that have, according to some reports, experienced interruptions.