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Flash Flood Warning issued July 26 at 1:58PM EDT until July 26 at 5:00PM EDT by NWS Charleston SC

8.0

32.9487° N, 80.0288° W·US-SC

Started 3h ago

Event Details

Typeflood

Severity8.0

Statusactive

Location32.9487°N, 80.0288°W (US-SC)

Started2026-07-26T17:58:00+00:00

Last Updated2026-07-26T21:10:04.576+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

2015 DORCHESTER County, SOUTH CAROLINA Flash Flood (2015)77% match

Flash Flood in SOUTH CAROLINA, 8km from current event, $3M in recorded damage

DORCHESTER County, SOUTH CAROLINADamage: $3.1M

2015 CHARLESTON County, SOUTH CAROLINA Flash Flood (2015)77% match

Flash Flood in SOUTH CAROLINA, 4km from current event, $729K in recorded damage

CHARLESTON County, SOUTH CAROLINADamage: $729K

2015 BERKELEY County, SOUTH CAROLINA Flash Flood (2015)76% match

Flash Flood in SOUTH CAROLINA, 6km from current event, $648K in recorded damage

BERKELEY County, SOUTH CAROLINADamage: $648K

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

View on Live Map

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

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