≋floodactive

Flash Flood Warning issued July 28 at 5:00PM EDT until July 28 at 8:00PM EDT by NWS State College PA

8.0

40.2506° N, 76.6144° W·US-PA

Started 2h ago

Event Details

Typeflood

Severity8.0

Statusactive

Location40.2506°N, 76.6144°W (US-PA)

Started2026-07-28T21:00:00+00:00

Last Updated2026-07-28T23:20:32.045+00:00

Sourcenoaa_ahps

Source URLapi.weather.gov

Confidence1.00

Impact Zones

Catastrophic Impact Zone

Flash flooding or major flood stage. Immediate danger to life and property.

NWS polygon

Zone estimates are based on scientific models and may differ from actual local conditions.

Impact Analysis

Note: Zone 1 uses NWS polygon geometry. Exposure for this zone is pending polygon-based computation — totals reflect outer zones only.

Population from ACS 5-Year 2022 tract sampling; structure counts from Microsoft Building Footprints or Census ACS housing data, capped by USGS NLCD 2021 developed land. Estimates for situational awareness — not for actuarial, regulatory, or underwriting use.

Historical Comparison

2011 DAUPHIN County, PENNSYLVANIA Flood (2011)84% match

Flood in PENNSYLVANIA, 4km from current event, $150M in recorded damage

DAUPHIN County, PENNSYLVANIADamage: $150.0MFatalities: 4

2011 LEBANON County, PENNSYLVANIA Flood (2011)76% match

Flood in PENNSYLVANIA, 7km from current event, $2M in recorded damage

LEBANON County, PENNSYLVANIADamage: $2.0MFatalities: 2

2007 DAUPHIN County, PENNSYLVANIA Flash Flood (2007)74% match

Flash Flood in PENNSYLVANIA, 4km from current event, $500K in recorded damage

DAUPHIN County, PENNSYLVANIADamage: $500K

Historical comparison based on peril type, geography, and severity. Past events do not predict future outcomes.

View on Live Map

US-PA flood hazard profile All US hazard profiles Scoring methodology

Zone estimates are based on scientific models and may differ from actual local conditions.