Alert archive / Utah / Flash Flood Warnings in 2016
Flash Flood Warning 28, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this flash flood warning at Sep 3, 2016, 8:39 PM MDT for Carbon County, Duchesne County, Emery County, Utah. It was in force for 5 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Sep 3, 2016, 8:39 PM MDT (02:39 UTC)
- Expired
- Sep 4, 2016, 1:30 AM MDT
- In force
- 5 hr
- Issued by
- NWS Salt Lake City, UT
- Area
- Storm-based polygon
- Flood severity
- None
Counties Carbon County, UT, Duchesne County, UT, Emery County, UT
The radar
The Grand Junction radar (KGJX), 183 km from the middle of the area, began a volume at 02:40 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Grand Junction, CO (KGJT), launched 00:00Z, 2.7 hours before the alert went out and 157 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 149 J/kg
- Mixed-layer CIN
- -98 J/kg
- Mixed-layer LCL
- 2017 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 52 m²/s²
- 0-3 km storm-relative helicity
- 92 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted.
139
WGUS55 KSLC 040239
FFWSLC
UTC007-013-015-040730-
/O.NEW.KSLC.FF.W.0028.160904T0239Z-160904T0730Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
839 PM MDT SAT SEP 3 2016
THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHEASTERN DUCHESNE COUNTY IN UTAH...
CARBON COUNTY IN UTAH...
NORTHERN EMERY COUNTY IN UTAH...
* UNTIL 130 AM MDT
* AT 834 PM MDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
HEAVY RAIN OVER A WIDE AREA FROM CASTLEDALE NORTHEAST TO MYTON.
THIS FLASH FLOOD WARNING INCLUDES MANY CANYONS....THE
BOOKCLIFFS...HUNTINGTON CANYON...THE PRICE RIVER AND TRIBUTARIES
THROUGHOUT THE AREA.
* HEAVY THUNDERSTORMS ARE REFORMING THROUGH THESE AREAS. WHILE
RADAR COVERAGE IS POOR IN THIS LOCATION...IT IS INFERRED THAT
FLASH FLOODING IS OCCURING.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
PRICE...HELPER...HUNTINGTON...WELLINGTON...SUNNYSIDE...
CASTLE DALE...ORANGEVILLE...EAST CARBON...CLEVELAND...ELMO...
WOODSIDE AND KENILWORTH.
* IF YOU ARE TRAVELING THROUGH THESE LOCATIONS...USE PRUDENT
JUDGEMENT AND BE AWARE OF FAST RISING WATERS.
LAT...LON 3979 10989 3972 10995 3974 10999 3967 10998
3953 11005 3946 11002 3921 11030 3908 11086
3925 11116 3971 11083 4020 10998 3982 10997
$$
MCINERNEY2 follow-up statements
008
WGUS75 KSLC 040457
FFSSLC
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
1057 PM MDT SAT SEP 3 2016
UTC007-013-015-040730-
/O.CON.KSLC.FF.W.0028.000000T0000Z-160904T0730Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DUCHESNE UT-CARBON UT-EMERY UT-
1057 PM MDT SAT SEP 3 2016
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 130 AM MDT FOR
SOUTHEASTERN DUCHESNE...CARBON AND NORTHERN EMERY COUNTIES...
AT 1055 PM MDT...HEAVY RAINFALL HAS OCCURRED ACROSS SOUTHEASTERN
DUCHESNE...CARBON AND NORTHERN EMERY COUNTIES. OCCASIONAL
THUNDERSTORMS WITH HEAVY RAIN CONTINUE TO CROSS THIS AREA. THIS IS
LIKELY RESULTING IN FLASH FLOODING.
SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
PRICE...HELPER...HUNTINGTON...WELLINGTON...SUNNYSIDE...CASTLE DALE...
ORANGEVILLE...EAST CARBON...CLEVELAND...ELMO...
WOODSIDE AND KENILWORTH.
LAT...LON 3979 10989 3972 10995 3974 10999 3967 10998
3953 11005 3946 11002 3921 11030 3908 11086
3925 11116 3971 11083 4020 10998 3982 10997
$$
CRK173
WGUS75 KSLC 040729
FFSSLC
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
129 AM MDT SUN SEP 4 2016
UTC007-013-015-040737-
/O.EXP.KSLC.FF.W.0028.000000T0000Z-160904T0730Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DUCHESNE UT-CARBON UT-EMERY UT-
129 AM MDT SUN SEP 4 2016
...THE FLASH FLOOD WARNING FOR SOUTHEASTERN DUCHESNE...CARBON AND
NORTHERN EMERY COUNTIES WILL EXPIRE AT 130 AM MDT...
WIDESPREAD RAINFALL HAS TAPERED OFF ACROSS THE AREA. NORMALLY DRY
WASHES AND SMALL STREAMS WILL CONTINUE TO RUN HIGH INTO THE
OVERNIGHT HOURS, HOWEVER THE THREAT FOR ADDITIONAL FLASH FLOODING
HAS ENDED, AND THE FLASH FLOOD WARNING WILL BE ALLOWED TO EXPIRE.
PLEASE CONTINUE TO HEED ANY REMAINING ROAD CLOSURES.
LAT...LON 3979 10989 3972 10995 3974 10999 3967 10998
3953 11005 3946 11002 3921 11030 3908 11086
3925 11116 3971 11083 4020 10998 3982 10997
$$
MPSNearby
Flash Flood Warnings in Utah, 2016Every flash flood warning in 2016
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.