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Storm Data Center

3D tornado view · fast-track radar · rainfall · river gauges · Maryville, MO

Threat: CLEAR

Live Threat Monitor — Auto-Refresh 20s

CAPE · shear · helicity · updraft · loading…
Rotation Risk0
Tornado Potential0
Severe T-Storm0
Updraft Strength0
CAPE
0 J/kg
CIN
0 J/kg
Lifted Idx
0.0
Bulk Shear
0 mph
Helicity
0
Gusts
0 mph
Updraft
0.0 m/s
Continuously scanning convective parameters from the latest model run. Rotation risk combines CAPE (instability), 0–6 km bulk shear, and storm-relative helicity. New tornado / severe / flash-flood warnings trigger an audible alert and pop-up automatically.

Nationwide Rotation Watch — 0 active warnings

Live NWS · tornado + severe t-storm · towns in path

No active tornado or severe thunderstorm warnings across the US right now.

Pinpoint geography for every active rotation/severe warning in the country. Each card lists the towns and counties in the storm's path, the warning polygon's centroid coordinates, expiration countdown, and the official NWS protective action — ready to hand off to anyone who needs to be warned.
EF Scale — Inspect Funnel by Category
Live 3D Funnel · EF1
Drag to orbit · scroll to zoom
Wind Range
86-110 mph
Damage
Moderate
Category
EF1
Funnel Inspection · EF1
Est. peak wind86-110 mph
Funnel width440 yd
Path width270 yd
Vortex spin124 rpm
Pressure drop36 mb
Debris radius0.38 mi
Lead-time est.19 min
Inspect any cell flagged on the radar by selecting its EF category here. The 3D funnel rescales so you can orbit, zoom, and read the geometry that drives the warning.
Active NWS Alerts
0
All clear
Rain — Next 24h
0.00"
Peak chance 0%
Peak Wind (12h)
0 mph
Below severe
Funnel Spin
108 rpm
Simulated rotation

Fast-Track Forecast — Next 24 Hours

inches · precip chance · open-meteo
Loading forecast…

River Gauges — Flood Watch

Active Alerts — Maryville, MO

No active NWS alerts at this location.