Alert archive / Utah / Flash Flood Warnings in 2016
Flash Flood Warning 17, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this flash flood warning at Aug 10, 2016, 2:21 PM MDT for Garfield County, Kane County, Utah. It was in force for 4 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
- Aug 10, 2016, 2:21 PM MDT (20:21 UTC)
- Expired
- Aug 10, 2016, 6:15 PM MDT
- In force
- 4 hr
- Issued by
- NWS Salt Lake City, UT
- Area
- Storm-based polygon
- Flood severity
- None
Counties Garfield County, UT, Kane County, UT
The radar
The Cedar City radar (KICX), 53 km from the middle of the area, began a volume at 20:23 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
Flgstf/Belemont, AZ (KFGZ), launched 12:00Z, 8.4 hours before the alert went out and 232 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
- 905 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 636 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 53 m²/s²
- 0-3 km storm-relative helicity
- 81 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.0
The text
As transmitted.
136
WGUS55 KSLC 102024
FFWSLC
UTC017-025-110015-
/O.NEW.KSLC.FF.W.0017.160810T2021Z-160811T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
221 PM MDT WED AUG 10 2016
THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHWESTERN GARFIELD COUNTY IN UTAH...
WESTERN KANE COUNTY IN UTAH...
* UNTIL 615 PM MDT
* AT 221 PM MDT...DOPPLER RADAR INDICATED A THUNDERSTORM PRODUCING
HEAVY RAIN OVER THE EAST FORK OF THE VIRGIN RIVER AND AREAS TO THE
SOUTH AND EAST OF BRYCE NATIONAL PARK. THESE AREAS INCLUDE
LICK...WILLIS AND MULTIPLE WATERWAYS IN THE AREA.
* RADAR RAINFALL ESTIMATES INDICATE THAT OVER AN INCH OF
PRECIPITATION IS FALLING OVER THESE AREAS...AND ADDITIONAL AMOUNTS
ARE EXPECTED.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
KANAB...HENRIEVILLE...ORDERVILLE...GLENDALE...CANNONVILLE...
ALTON...CORAL PINK SAND DUNES...LONG VALLEY JUNCTION...
KODACHROME BASIN STATE PARK AND MT CARMEL.
LAT...LON 3717 11286 3751 11257 3761 11181 3700 11184
3700 11281
$$
MCINERNEYThe office that day
Everything else NWS Salt Lake City, UT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 10, 3:15 AM MDT | Red Flag Warning | SLC | Box Elder, Cache, Davis, Juab, Millard, Morgan and 8 more | 24 hr |
| Aug 10, 12:33 PM MDT | Special Weather Statement | SLC | 27 min | |
| Aug 10, 1:13 PM MDT | Special Weather Statement | SLC | Washington | 47 min |
| Aug 10, 1:38 PM MDT | Special Weather Statement | SLC | Duchesne | 37 min |
| Aug 10, 1:40 PM MDT | Flash Flood Warning | SLC | Kane, Washington | 4 hr |
| Aug 10, 1:45 PM MDT | Severe Thunderstorm Warning | SLC | Kane, Washington | 30 min |
| Aug 10, 2:17 PM MDT | Severe Thunderstorm Warning | SLC | Kane | 28 min |
| Aug 10, 3:07 PM MDT | Severe Thunderstorm Warning | SLC | Washington | 23 min |
| Aug 10, 3:11 PM MDT | Special Weather Statement | SLC | Salt Lake | 34 min |
| Aug 10, 4:05 PM MDT | Severe Thunderstorm Warning | SLC | Washington | 25 min |
| Aug 10, 4:37 PM MDT | Severe Thunderstorm Warning | SLC | Washington | 23 min |
| Aug 10, 5:39 PM MDT | Flash Flood Warning | SLC | Kane, Washington | 2 hr |
Nearby
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.