A single severe thunderstorm was reported on June 24, producing a strong wind gust in Emery County in eastern Utah.
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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 episode as NWS SLC wrote it up.
A single severe thunderstorm was reported on June 24, producing a strong wind gust in Emery County in eastern Utah.
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 Jun 24, 7:59 AM MST, 6 hours 11 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SALT LAKE CITY UT 859 AM MDT WED JUN 24 2015 .SYNOPSIS...HIGH PRESSURE ALOFT WILL STRENGTHEN ACROSS THE REGION THE NEXT COUPLE OF DAYS. THIS STRONG HIGH PRESSURE WILL REMAIN OVER THE WESTERN STATES THROUGH NEXT WEEK. && .DISCUSSION...AN ELONGATED MID LEVEL RIDGE STRETCHES FROM THE LOWER MS VALLEY REGION WESTWARD INTO THE SOUTHERN ROCKIES AND FOUR CORNERS REGION THIS MORNING. A WEAK MID LEVEL PERTURBATION ROTATING AROUND THE WESTERN PERIPHERY OF THIS RIDGE AXIS IS NOTED IN WATER VAPOR IMAGERY SLOWLY LIFTING ACROSS SOUTHEAST UT. LIMITED MID LEVEL MOISTURE ASSOCIATED WITH THIS FEATURE IS MAINTAINING A CLOUD DECK ACROSS THE EASTERN VALLEYS...AND WITH DAYTIME HEATING THIS MOISTURE MAY SUPPORT ISOLATED HIGH BASED CONVECTION ACROSS THE SOUTHERN AND EASTERN MOUNTAINS THIS AFTERNOON. OTHERWISE A HOT AND DRY AIRMASS REMAINS IN PLACE ACROSS THE REGION WITH PW VALUES BELOW 0.5 INCHES ACROSS WESTERN UT. THIS MID LEVEL RIDGE IS FORECAST TO AMPLIFY ACROSS THE REGION DURING THE LATTER PORTION OF THE WEEK INTO THE UPCOMING WEEKEND. THIS WILL RESULT IN A WARMING TREND ACROSS THE FORECAST AREA...AND THE LIMITED AMOUNT OF MOISTURE ACROSS EASTERN UT IS EXPECTED TO DIMINISH BY THURSDAY. WITH THE RIDGE REMAINING CENTERED ACROSS THE GREAT BASIN OVER THE WEEKEND...MOISTURE ROTATING AROUND THE PERIPHERY OF THIS RIDGE WILL GENERALLY REMAIN OUTSIDE OF THE FORECAST AREA AS CONDITIONS OVERHEAD REMAIN SUBSIDENT. BY LATE IN THE WEEKEND INTO EARLY NEXT WEEK MAY SEE A GRADUAL INCREASE IN MID AND HIGH LEVEL MOISTURE SEEPING INTO THE RIDGE AXIS...AND BECOMING SUFFICIENT FOR ISOLATED HIGH BASED CONVECTION. IN THE NEAR TERM...UPDATED THE FORECAST TO ADJUST FOR CLOUD COVER BASED ON CURRENT SATELLITE TRENDS. OTHERWISE GOING FORECAST LOOKS IN GOOD SHAPE. && .AVIATION...VFR CONDITIONS WILL PREVAIL AT THE SLC TERMINAL THROUGH THE FORECAST PERIOD. LIGHT SOUTHERLY WINDS ARE EXPECTED TO SWITCH TO THE NORTHWEST AROUND 18Z. && .SLC WATCHES/WARNINGS/ADVISORIES... UT...NONE. WY...NONE. && SEAMAN FOR MORE INFORMATION FROM NOAA/S NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE) FOR FREQUENTLY ASKED QUESTIONS ABOUT THE AREA FORECAST DISCUSSION VISIT... HTTP://WEATHER.GOV/SALTLAKECITY/GENERAL/AFD_FAQS.PHP (ALL LOWER CASE)
The Grand Junction radar (KGJX), 204 km away, was scanning. The volume nearest the first event began at 21:08 UTC.
1 thunderstorm wind. Local standard time, as filed.
The Rattlesnake Bench sensor recorded a peak wind gust of 58 mph.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Utah in 2015Every state in 2015This day in weather historyWarnings in Utah, June 2015
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: 591960.