EdgeWARN
Severe Weather Nowcasting
Real-time situational awareness for communities and first responders. Live NWS alerts, radar products, storm tracking, and map-based nowcasting — all in one operational platform.
For Communities
Understand active alerts, areas of concern, and fast-changing weather conditions in your area.
Open the MapFor First Responders
Access live situational context — radar products, storm-cell tracks, alert overlays, and threat timelines.
Launch PlatformPlatform Capabilities
Live NWS Alerts
Ingest and visualize official NWS alerts in real time with severity-based event coloring and geographic overlays.
Time-Indexed Radar
Browse radar reflectivity and other products across past and current timestamps for situational analysis.
Storm-Cell Tracking
Identify and follow tracked storm cells with motion vectors, severity probabilities, and StormCast forecasts.
Forecast & Outlook Layers
Overlay SPC convective outlooks, WPC surface analysis, excessive rainfall outlooks, and winter weather products.
Active Alerts
View AllData Sources & Transparency
NWS Alert Ingestion
Official alerts sourced directly from the National Weather Service API with real-time updates.
Radar & Forecast Products
Reflectivity, velocity, and derived products rendered through the Edgemont Weather Map Rendering System.
Real-Time Visualization
Time-indexed map layers let you scrub through past and current data for deeper situational awareness.
Situational Awareness
Built for faster decision support — helping communities and responders understand risk quickly.