About this app
See the rain before it reaches you. Nimbocast brings NOAA's live precipitation radar directly to your iPhone, beautifully displayed on an interactive map and updated every 5 minutes. LIVE RADAR, ALWAYS UP TO DATE Watch rain, storms, and snow move in real time with 12 radar frames spanning the last hour. Play the animation to see exactly where precipitation is headed and how fast. SMART WEATHER ALERTS Nimbocast monitors your location around the clock and notifies you when it matters most. Get notified for rain expected within the next few hours, rain forecast up to 5 days ahead, severe weather and government storm warnings, frost warnings when temperatures drop near freezing, and snowfall expected in your area. BUILT FOR YOUR LOCATION Nimbocast automatically centers on your GPS location and remembers where you last looked, so the map is always right where you need it. Search any US city or address instantly. CLEAN, FOCUSED DESIGN No clutter. No noise. Just the radar data you need, presented clearly on a dark-themed map optimized for quick glances day or night.
Latest release
What’s New
UI Improved
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Sep 8, 2026 · 3:41 PM Free