Thunderstorm Wind, Morris
- When
- September 7, 12:45 PM EST to 1:05 PM EST
- Where
- Morris County, Countywide
- Measured
- 57 kt (66 mph)
- Injuries
- 2 direct, 0 indirect
- Reported by
- EMERGENCY MANAGER
- Coordinates
- 40.880, -74.580
A squall line of severe thunderstorms knocked down trees and power lines in Morris County and injured two persons. A tree fell on a vehicle in Chatham Township.
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Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS PHI wrote it up.
A squall line of severe thunderstorms knocked down trees and power lines in Morris County and injured two persons. A tree fell on a vehicle in Chatham Township. The shattered glass injured the woman driver and her two-year-old child received a bump on the head. Several homes and vehicles were damaged by fallen trees and several roads were blocked in Boonton Township, Chatham Borough, Dover Township, Florham Park Borough, Lake Parsippany, Montville Township and Rockaway Township. Major power outages were also reported in Butler Borough. GPU Energy reported about 85,000 customers in their central and northern New Jersey service area including Morris County lost power.
The Philadelphia radar (KDIX), 105 km away, was scanning. The volume nearest the first event began at 17:46 UTC.
1 thunderstorm wind. Local standard time, as filed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in New Jersey in 1998Every state in 1998This day in weather historyWarnings in New Jersey, September 1998
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5673157.