≋floodactive

Flash Flood Warning issued July 30 at 5:02PM CDT until July 30 at 7:00PM CDT by NWS Grand Forks ND

8.0

47.9240° N, 97.0510° W·US-MN

Started 2h ago

Event Details

Typeflood

Severity8.0

Statusactive

Location47.9240°N, 97.0510°W (US-MN)

Started2026-07-30T22:02:00+00:00

Last Updated2026-07-31T00:40:36.103+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

2023 GRAND FORKS County, NORTH DAKOTA Flood (2023)80% match

Flood in NORTH DAKOTA, 1km from current event, $1M in recorded damage

GRAND FORKS County, NORTH DAKOTADamage: $1.0M

2022 GRAND FORKS County, NORTH DAKOTA Flash Flood (2022)76% match

Flash Flood in NORTH DAKOTA, 0km from current event, $50K in recorded damage

GRAND FORKS County, NORTH DAKOTADamage: $50K

2020 GRAND FORKS County, NORTH DAKOTA Flash Flood (2020)74% match

Flash Flood in NORTH DAKOTA, 5km from current event, $50K in recorded damage

GRAND FORKS County, NORTH DAKOTADamage: $50K

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

View on Live Map

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

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