A storm system moved through Utah on October 12, bringing valley rain and high mountain snow to much of the state. Gusty winds were observed ahead of and just behind the cold front, with the strongest winds along the mountain peaks and in Utah's northwest desert.
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 storm system moved through Utah on October 12, bringing valley rain and high mountain snow to much of the state. Gusty winds were observed ahead of and just behind the cold front, with the strongest winds along the mountain peaks and in Utah's northwest desert.
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 Oct 11, 9:14 PM MST, 5 hours 46 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SALT LAKE CITY UT 1014 PM MDT SAT OCT 11 2014 .SYNOPSIS...A STORM SYSTEM WILL MOVE ACROSS NORTHERN UTAH TONIGHT THROUGH SUNDAY. STRONG HIGH PRESSURE WILL RETURN TO THE REGION EARLY NEXT WEEK. ANOTHER STORM SYSTEM WILL IMPACT THE FORECAST AREA MIDWEEK. && .DISCUSSION...A WEST-NORTHWEST FLOW ALOFT IS IN PLACE OVER UTAH THIS EVENING WHILE AN UPSTREAM TROUGH APPROACHES FROM THE NORTHWEST. LATEST WATER VAPOR IMAGERY PLACES THIS TROUGH OVER IDAHO WHILE SURFACE ANALYSIS INDICATES A COLD FRONT CROSSING SOUTH-CENTRAL IDAHO. THE COLD FRONT WILL PUSH INTO UTAH TONIGHT AS AMPLIFICATION OF THE LARGE-SCALE PATTERN CAUSES THE TROUGH TO CARVE SHARPLY SOUTHEAST. ALTHOUGH MOISTURE IS RATHER LACKING WITH THIS SYSTEM...THE COLD FRONT IN CONJUNCTION WITH UPPER DIVERGENCE AS THE JET NOSES INTO NORTHERN UTAH TONIGHT SHOULD ALLOW A FEW SHOWERS TO DEVELOP. BEST DYNAMICS WILL BE LIMITED TO NORTHEAST UTAH AND SOUTHWEST WYOMING LATE TONIGHT INTO TOMORROW MORNING...WITH LINGERING INSTABILITY INTO THE AFTERNOON HOURS ASSOCIATED WITH A POCKET OF COLDER AIR ALOFT. NOTICEABLE COOLING CAN BE EXPECTED BEHIND THE FRONT...WITH H7 TEMPERATURES DOWN TO -5C ACROSS NORTHEAST UTAH PER NAM AND GFS. AFTER A FAIRLY MILD/WARM STREAK OF TEMPERATURES...AFTERNOON MAXES ACROSS NORTHERN UTAH TOMORROW WILL BE 5 TO 10 DEGREES OR MORE BELOW NORMAL. SOUTHERN UTAH SHOULD ONLY SEE A MINOR DROP IN TEMPERATURES...GENERALLY LESS THAN 5 DEGREES...BEHIND THE FRONT. COLDER TEMPERATURES WILL MEAN LOWERING SNOW LEVELS...AND WITH THIS STORM...THEY ARE EXPECTED TO FALL TO NEAR 6500FT. HOWEVER...SINCE PRECIPITATION AMOUNTS ARE NOT EXPECTED TO BE SIGNIFICANT...SNOWFALL AMOUNTS ARE NOT EXPECTED TO EXCEED 2 INCHES ON THE HIGH PEAKS OF NORTHERN UTAH. POSTFRONTAL WINDS WILL ALSO BECOME QUITE NOTICEABLE BY MORNING WITH DECENT SURFACE GRADIENT AND H7 FLOW IN THE 30-40KT RANGE. STRONGEST WINDS WILL BE IN DOWNSLOPE AREAS...ESPECIALLY THE EASTERN VALLEYS. CURRENTLY HAVE A WIND ADVISORY IN PLACE FOR THE CASTLE COUNTRY VALLEYS WHICH WILL SEE THE GREATEST IMPACTS. THESE WINDS WILL CONTINUE THROUGH THE AFTERNOON HOURS TOMORROW BEFORE DIMINISHING AS THE STORM EXITS THE AREA. MADE MINOR UPDATES TO REMOVE POPS FOR THE REMAINDER OF THE EVENING AND TO TWEAK OVERNIGHT WINDS AND SKY COVER. && .AVIATION...WINDS AT THE SLC TERMINAL WILL SWITCH TO NORTHWEST AND STRENGTHEN BEHIND A COLD FRONT TONIGHT. THIS COLD FRONT IS EXPECTED TO ARRIVE AT THE TERMINAL BETWEEN 07Z AND 08Z...WITH GUSTY NORTHWEST WINDS LIKELY THROUGH MUCH OF SUNDAY. THERE IS A 50 PERCENT CHANCE OF CEILINGS BELOW 7000FT THROUGH SUNDAY MORNING...WITH A MOST LIKELY TIME FRAME OF ONSET BETWEEN 08Z AND 14Z. && .SLC WATCHES/WARNINGS/ADVISORIES... UT...WIND ADVISORY FROM 6 AM TO 9 PM MDT SUNDAY FOR UTZ012. WY...NONE. && CHENG 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)
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SALT LAKE CITY UT 523 AM MDT SAT OCT 11 2014 UTZ001>016-019>021-517-518-WYZ021-121200- 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- 523 AM MDT SAT OCT 11 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN TWO THIRDS OF UTAH AND SOUTHWEST WYOMING. .DAY ONE...TODAY AND TONIGHT A COLD FRONT WILL BRING LOCAL GUSTY NORTHWEST WINDS AND A FEW SHOWERS TO THE NORTHERN OUTLOOK AREA LATE TONIGHT. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY SCATTERED RAIN AND SNOW SHOWERS WILL CONTINUE ACROSS THE NORTHERN MOUNTAINS SUNDAY. GUSTY NORTHWEST WINDS WILL SPREAD ACROSS MOST OF THE OUTLOOK AREA THROUGH THE DAY. WINDS WILL BECOME LOCALLY STRONG ACROSS THE NORTHERN AND CENTRAL MOUNTAINS AND DOWNWIND ACROSS THE VALLEYS BETWEEN PRICE AND FREMONT JUNCTION. WINDS WILL DIMINISH IN MOST AREAS SUNDAY EVENING. TEMPERATURES SUNDAY WILL COOL ABOUT 10 TO 15 DEGREES FROM SATURDAYS READINGS. TEMPERATURES CLOSE TO OR A LITTLE BELOW FREEZING ARE POSSIBLE IN THE NORMALLY COLDER VALLEYS ACROSS THE OUTLOOK AREA LATE SUNDAY NIGHT INTO MONDAY MORNING. THE WASATCH FRONT WILL REMAIN ABOVE FREEZING ALTHOUGH LOCAL FROST WILL BE POSSIBLE IN THE COLDER OUTLYING AREAS. .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) FOR INFORMATION ON POTENTIAL ROAD TRAVEL IMPACTS VISIT... HTTP://WWW.UDOTTRAFFIC.UTAH.GOV/ROADWEATHERFORECAST.ASPX
1 high wind. Local standard time, as filed.
Winds were strong for several hours across Utah's west desert, and the strongest winds were post-frontal northwesterly winds. Peak recorded gusts included 65 mph at Wendover Peak, 62 mph at Diddle Knoll in the Dugway Proving Ground mesonet, and 61 mph at Promontory Point.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Utah in 2014Every state in 2014This day in weather historyWarnings in Utah, October 2014
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: 545618.