03/17/2026
π‘ How Weather Warnings Are Issued
Severe weather warnings donβt come from just one source.
Meteorologists use multiple tools and real-time information to determine when dangerous storms threaten communities.
Every warning issued by the National Weather Service is based on a combination of data sources that help forecasters understand what a storm is doing.
π‘ Radar
Weather radar allows meteorologists to see storms developing in real time.
Radar helps identify:
β’ Heavy rain
β’ Large hail
β’ Damaging wind potential
β’ Rotation inside thunderstorms
Radar is often the first indicator that a storm is becoming severe.
πͺοΈ Storm Spotters
Trained storm spotters provide ground truth observations during severe weather.
Spotters report things radar cannot always confirm, including:
β’ Tornado sightings
β’ Large hail sizes
β’ Wind damage
β’ Flash flooding
These reports help meteorologists confirm what storms are actually producing.
π Storm Reports
Storm reports are collected from:
β’ Storm spotters
β’ Emergency management
β’ Law enforcement
β’ Media
β’ The public
These reports help meteorologists verify warnings and improve forecasting in the future.
π· Weather Cameras
Real-time weather cameras provide visual confirmation of storms as they move across communities.
Camera networks help:
β’ Monitor storm development
β’ Verify severe weather reports
β’ Track flooding and winter weather
β’ Improve situational awareness for emergency managers
β οΈ Every warning is issued to protect lives.
By combining radar, storm spotters, reports, and weather cameras, meteorologists can quickly identify dangerous storms and alert communities in time to take shelter.