A weak tornado was reported along I-15 in Plymouth. The tornado moved through a field and did not impact any structures.
Every event with a place to put it. 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 episode as NWS SLC wrote it up.
A weak tornado was reported along I-15 in Plymouth. The tornado moved through a field and did not impact any structures. It was photographed by motorists and is said to have crossed the highway.
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 Jul 25, 9:32 AM MST, 2 hours 28 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SALT LAKE CITY UT 1032 AM MDT WED JUL 25 2007 .SYNOPSIS...A VERY MOIST AIRMASS WILL REMAIN OVER UTAH THE NEXT COUPLE OF DAYS. HIGH PRESSURE ALOFT TO THE EAST OF THE AREA WILL MOVE WEST AND POSITION BACK ACROSS THE GREAT BASIN BY THE END OF THE WEEK. && .DISCUSSION...ABUNDANT MOISTURE REMAINS IN PLACE ACROSS THE REGION. SLIGHTLY DRIER AIR LOOKS TO BE MOVING NORTHWARD INTO SOUTHERN NEVADA THIS MORNING...BUT SATELLITE DERIVED PW VALUES REMAIN OVER AN INCH OVER THE VAST MAJORITY OF THE FORECAST AREA. ISOLATED CONVECTION PERSISTS OVER CENTRAL UTAH...BUT WILL BECOME MORE WIDESPREAD THIS AFTERNOON WITH DAYTIME HEATING. THE BEST FORCING WILL BE OVER NORTHWESTERN UTAH ONCE AGAIN AS A SHORTWAVE MOVES IN FROM NEVADA. HOWEVER...AT LEAST SCATTERED CONVECTION IS EXPECTED AREAWIDE BY THIS EVENING. FLASH FLOODING IS A CONCERN ONCE AGAIN DUE TO ALL THE MOISTURE. THOUGH FLOW ALOFT LOOKS TO BE WEAKER THAN IT WAS YESTERDAY...STILL BELIEVE THAT THOUGH THERE WILL BE AREAS OF HEAVY RAIN...THE STORMS WILL BE MOVING TOO QUICKLY TO PRODUCE ANYTHING MORE THAN ISOLATED FLASH FLOODING WITHOUT SIGNIFICANT TRAINING OF CELLS. CLOUD COVER AND A SLIGHTLY COOLER AIRMASS ALOFT WILL RESULT IN MAX TEMPERATURES A FEW DEGREES COOLER THAN THEY WERE YESTERDAY...AT LEAST ACROSS THE WESTERN HALF OF THE STATE. THIS WILL RESULT IN TEMPERATURES NEAR OR EVEN A FEW DEGREES ABOVE CLIMO...A WELCOME CHANGE FROM THE HEAT THE AREA HAS BEEN SEEING AS OF LATE. THE WEATHER PATTERN CHANGES LITTLE OVER THE NEXT FEW DAYS. THE RIDGE AXIS TO THE EAST OF THE AREA IS STILL PROGGED BY THE MODELS TO SHIFT WEST...MOVING OVER UTAH BY SATURDAY. THIS WILL CAUSE THE FLOW ALOFT TO BECOME NORTHWESTERLY BY THE WEEKEND WHICH WILL ALLOW THE AIRMASS TO DRY OUT A BIT...PRIMARILY OVER NORTHWESTERN UTAH. HOWEVER...ENOUGH MOISTURE WILL REMAIN TO KEEP SCATTERED AFTERNOON CONVECTION IN THE FORECAST FOR THE NEXT SEVERAL DAYS. NO UPDATES EXPECTED TO THE FORECAST THIS MORNING. && .AVIATION...WIND SHIFT TO THE NORTHWESTERLY LAKE BREEZE IS EXPECTED BETWEEN 19Z AND 20Z THIS AFTERNOON...WITH SOUTHERLY WINDS PREVAILING BEFORE THAT TIME. OUTFLOW FROM NEARBY THUNDERSTORMS MAY CAUSE PERIODS OF GUSTY WINDS WITH ERRATIC DIRECTIONS THIS AFTERNOON. THE CHANCE OF A THUNDERSTORM DIRECTLY IMPACTING THE SLC TERMINAL IS 30 PERCENT...AND THE MOST LIKELY TIME FOR THIS TO OCCUR IS BETWEEN 22Z AND 02Z. && .SLC WATCHES/WARNINGS/ADVISORIES... UT...NONE. WY...NONE. && TRAPHAGAN FOR MORE INFORMATION FROM NOAA/S NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SALT LAKE CITY UT 640 AM MDT WED JUL 25 2007 UTZ001>016-019>021-517-518-WYZ021-261300- CACHE VALLEY/UTAH PORTION-NORTHERN WASATCH FRONT- SALT LAKE AND TOOELE VALLEYS-SOUTHERN WASATCH FRONT- GREAT SALT LAKE DESERT AND MOUNTAINS-WASATCH MOUNTAIN VALLEYS- WASATCH MOUNTAINS I-80 NORTH-WASATCH MOUNTAINS SOUTH OF I-80- WESTERN UINTA MOUNTAINS-WASATCH PLATEAU/BOOK CLIFFS- WESTERN UINTA BASIN-CASTLE COUNTRY-SAN RAFAEL SWELL- SANPETE/SEVIER VALLEYS-WEST CENTRAL UTAH-SOUTHWEST UTAH- UTAHS DIXIE AND ZION NATIONAL PARK-SOUTH CENTRAL UTAH- GLEN CANYON RECREATION AREA/LAKE POWELL-CENTRAL MOUNTAINS- SOUTHERN MOUNTAINS-SOUTHWEST WYOMING- 640 AM MDT WED JUL 25 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN TWO THIRDS OF UTAH ALONG WITH FAR SOUTHWEST WYOMING. .DAY ONE...TODAY AND TONIGHT THE VERY MOIST AIRMASS THAT HAS BEEN OVER THE AREA RECENTLY WILL REMAIN IN PLACE FOR ANOTHER DAY. SHOWERS AND THUNDERSTORMS WILL ONCE AGAIN PRODUCE LOCALLY HEAVY RAINS...ESPECIALLY OVER THE MOUNTAINS AND WESTERN VALLEYS THROUGH TONIGHT. LOCAL FLOOD COULD DEVELOP... ESPECIALLY IN STEEP TERRAIN. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY THE ABUNDANT MOISTURE OVER THE WILL REMAIN IN PLACE OVER SOUTHERN AND CENTRAL UTAH THROUGH EARLY NEXT WEEK. SCATTERED AFTERNOON AND EVENING SHOWERS AND THUNDERSTORMS SHOULD BE A DAILY OCCURRENCE... ESPECIALLY OVER THE HIGHER TERRAIN. FAR NORTHERN UTAH AND SOUTHWEST WYOMING WILL SEE A GRADUAL DRYING TREND AFTER THURSDAY....THOUGH A FEW SHOWERS AND THUNDERSTORMS WILL BE A POSSIBILITY EACH AFTERNOON AND EVENING THROUGH TUESDAY. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. FOR MORE INFORMATION FROM NOAA/S NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
The Salt Lake City radar (KMTX), 73 km away, was scanning. The volume nearest the first event began at 19:00 UTC.
1 tornado. Local standard time, as filed.
The tornado was photographed by a passing motorist and the photo was supplied by KSL-TV.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Utah in 2007Every state in 2007This day in weather historyThe tornado archive for Utah, 2007Warnings in Utah, July 2007
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: 47811.