NEW: Double-click map for tornado climatology and environmental breakdowns. Surface: 04/09/25 05 UTC Model: 25040904f001 ... Supercell Composite (left-moving) Sgfnt Tornado (fixed layer) Sgfnt Tornado (effective layer) *New* Sgfnt Tornado (using 0-500m SRH ) …

View GFS weather model forecast map image for Supercell Composite in Continental US on pivotalweather.com.

Thompson, R.L., 2023: A Comparison of Right-Moving Supercell and Quasi-Linear Convective System Tornadoes in the Contiguous United States 2003-21. Published in Wea. Forecasting. [4539K PDF]

Supercell Wx is a free, open source application to visualize live and archive NEXRAD Level 2 and Level 3 data, and severe weather alerts. It displays continuously updating weather data on top of a responsive map, providing the capability to monitor weather events using reflectivity, velocity, and other products.

Supercell composite. Supercell composite is an index that includes several severe weather ingredients. The ingredients are effective storm-relative helicity, most unstable CAPE (muCAPE), and effective bulk wind difference. Values of 1 or greater indicate an increased potential for right-moving supercells, should storms fire or move into the ...

The HP supercell is the most common type of supercell in the United States east of Interstate 35, in the southern parts of the provinces of Ontario and Quebec in Canada, in France, Germany and the Po Valley in north Italy and in the central portions of Argentina and Uruguay.

The Supercell & You. It is of upmost importance that you are aware of your location relative to the risk of severe weather in general and supercells in particular. Your location will determine both what you may be able to observe and your risk of injury. Our desire first is for you to remain safe.

Supercell Wx is a free, open source application to visualize live and archive NEXRAD Level 2 and Level 3 data, and severe weather alerts. It displays continuously updating weather data on top of a responsive map, providing the capability to monitor weather events using reflectivity, velocity, and other products.

Explore our live storm chasing map and watch live video streams of storm chasers tracking severe weather including tornadoes, supercells, wind and hail storms, lightning, winter storms and other weather events.

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