Pennsylvania, 1999Flash Flood in Pennsylvania, September 30, 1999
September 30, 1999 · NWS CTP · 1 event in 1 county or zone
1 flash flood, as filed by the National Weather Service.
Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
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- Tropical storms and surge
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- Wind
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- Heat and drought
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- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 1
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.
Flash Flood, Snyder
- When
- September 30, 1:00 AM EST to 4:00 AM EST
- Where
- Snyder County, Countywide
- Reported by
- EMERGENCY MANAGER
- Coordinates
- 40.770, -77.070 (the zone’s center; the record gives no point)
2.5 to 3 inches of rain caused poor drainage flooding.
- Flash Flood
- Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
- Wildfire in California, September 30, 1999$1.0 million · 1 event
- Flood in Florida, September 30, 1999$25,000 · 1 event
- Heavy Rain in New Jersey, September 30, 199920 events
- Strong Wind in Maine, September 30, 199917 events
- Heavy Rain in Pennsylvania, September 30, 199910 events
- Damaging Wind in District of Columbia, September 30, 1999$15,000 · 1 event
- Strong Wind in Rhode Island, September 30, 19995 events
- Wildfire in Oregon, September 30, 19995 events
- Heavy Rain in Maryland, September 30, 19995 events
- Strong Wind in Massachusetts, September 30, 19994 events
- Heavy Rain in Delaware, September 30, 19994 events
- Waterspouts in Florida, September 30, 19993 events
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: 5722919.