1 thunderstorm wind, 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.
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.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Salt Lake City, UT wrote its last area forecast discussion before the first event at Aug 17, 8:00 PM MST, 43 minutes earlier.
UTAH AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SALT LAKE CITY UT 900 PM MDT FRI AUG 17 2001 SYNOPSIS...A VERY WARM AIRMASS WILL MOVE OVER UTAH FOR SATURDAY WITH NEAR RECORD HIGH TEMPERATURES. A DRY COOL FRONT WILL MOVE INTO NORTHERN UTAH SATURDAY EVENING. SUNDAY WILL CONTINUE WARM AND BREEZY FOR THE SOUTH WHILE NORTHERN UTAH WILL NOT BE AS HOT. DISCUSSION...LINGERING CONVECTION OVER W/CNTRL THROUGH S/CNTRL UT THIS EVENING. SUSPECT THAT THIS ACTIVITY WILL CONTINUE AT LEAST THROUGH MIDNIGHT...MUCH AS IT HAS THE PAST COUPLE OF NIGHTS. UPPER LOW OVER THE GULF OF ALASKA WORKING EAST INTO WRN BRITISH COLUMBIA BY SATURDAY MORNING. LOWERING HEIGHTS NEXT COUPLE OF DAYS WITH DRY SURFACE BOUNDARY MOVING INTO NRN UT SATURDAY NIGHT/EARLY SUNDAY. CURRENT FORECAST HAS COOLER TEMPS UP NORTH AS WOULD BE EXPECTED. BOUNDARY DOES MAKE IT TO SRN UT...SO STATIC TEMPERATURE TREND LOOKS FINE. WILL UPDATE TO MAKE MINOR CHANGES TO SRN UT ZONES...OTHERWISE TRENDS LOOK FINE. SLC 0111 CDC 0111 CONGER .SLC...FIRE WEATHER WATCH SATURDAY FOR THE WEST DESERTS.
The Cedar City radar (KICX), 91 km away, was scanning. The volume nearest the first event began at 03:44 UTC.
1 thunderstorm wind. Local standard time, as filed.
A dry microburst wind gust estimated at 80 mph (70 kts) was reported by a spotter in Milford. The wind sensor in another part of town clocked a peak wind of 67 mph (58 kts). The winds toppled several trees and power lines.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Utah in 2001Every state in 2001This day in weather historyWarnings in Utah, August 2001
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: 5275346.