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Flash Flood Warning issued July 27 at 4:27PM MDT until July 27 at 7:30PM MDT by NWS Salt Lake City UT

8.0

38.3420° N, 112.5220° W·US-UT

Started 2h ago

Event Details

Typeflood

Severity8.0

Statusactive

Location38.3420°N, 112.5220°W (US-UT)

Started2026-07-27T22:27:00+00:00

Last Updated2026-07-28T01:00:53.112+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

2018 PIUTE County, UTAH Flash Flood (2018)65% match

Flash Flood in UTAH, 29km from current event, $75K in recorded damage

PIUTE County, UTAHDamage: $75K

2021 IRON County, UTAH Flash Flood (2021)62% match

Flash Flood in UTAH, 77km from current event, $9M in recorded damage

IRON County, UTAHDamage: $9.0M

2021 IRON County, UTAH Flash Flood (2021)62% match

Flash Flood in UTAH, 55km from current event, $300K in recorded damage

IRON County, UTAHDamage: $300K

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

View on Live Map

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

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