useStormEvents:
- Extract windSpeed (windtag), expireTime, warningDurationMins, phenomenaCode/Label
- Calculate polygonAreaSqMi via shoelace formula; estimate homes at 1800/sq mi
StormDetailDrawer — new sections:
- Weather Metrics: hail size with damage descriptor, wind speed with severity label
- Impact Zone: warning area sq miles + estimated homes in zone
- Warning Timeline: issued time, expired time, duration, issuing NWS office
- NWS Boundary note: explains the shape is a meteorologist-drawn warning zone
Map tooltip:
- Shows phenomenaLabel, wind speed, area sq mi
- Footer section labeled "NWS Warning Boundary" with shape explanation
Satyam-Rastogi
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