SKYWARN® Resources
Training, weather tools, and official SKYWARN information
Upcoming SKYWARN Training Classes
Want to stay informed about training opportunities? Follow the NWS Wilmington office for training announcements.
Official NWS SKYWARN Resources
National SKYWARN Program
Official National Weather Service SKYWARN homepage with program information, training materials, and resources.
Visit SKYWARN HomeNWS Wilmington (ILN) Office
Our local National Weather Service office serving Southwest and South-central Ohio.
Visit NWS WilmingtonSKYWARN Spotter Resources
Training materials, spotter guides, and reference information for storm spotters.
View ResourcesSKYWARN Training Information
Find information about SKYWARN training opportunities and how to become a certified storm spotter.
View Training InfoWeather Radar & Satellite Resources
ILN Dual-Pol NEXRAD Radar
Live Dual-Polarization NEXRAD radar data for the Wilmington (ILN) radar site. Essential for tracking severe weather in our area.
- Base Reflectivity
- Velocity
- Correlation Coefficient
- Multiple tilt angles
Satellite & Radar Hub
Comprehensive satellite and radar data from College of DuPage. Access various products including visible, infrared, and water vapor satellite imagery.
- GOES Satellite Imagery
- Regional & National Radar
- Composite Products
- Animation Loops
Additional Weather Resources
What Should I Report?
As a SKYWARN spotter, report these severe weather events:
Tornadoes & Funnel Clouds
- Tornado on the ground
- Funnel clouds
- Wall clouds or rotating clouds
High Winds
- Wind gusts 50+ mph
- Wind damage (trees, structures)
- Straight-line wind damage
Heavy Snow & Ice
- Heavy snowfall rates
- Ice accumulation
- Blowing/drifting snow
Large Hail
- Hail 1 inch or larger (quarter size)
- Hail damage reports
- Estimated size comparison
Heavy Rain & Flooding
- Flash flooding
- Road flooding
- Heavy rainfall rates
Other Hazards
- Waterspouts
- Dangerous cloud formations
- Power outages from weather