Alert archive / Utah / Flash Flood Warnings in 2016
Flash Flood Warning 8, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this flash flood warning at Aug 3, 2016, 1:55 PM MDT for Kane County, Utah. It was in force for 6 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 3, 2016, 1:55 PM MDT (19:55 UTC)
- Expired
- Aug 3, 2016, 8:00 PM MDT
- In force
- 6 hr
- Issued by
- NWS Salt Lake City, UT
- Area
- Storm-based polygon
- Flood severity
- None
County Kane County, UT
The radar
The Cedar City radar (KICX), 73 km from the middle of the area, began a volume at 19:56 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, 7.9 hours before the alert went out and 228 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
- 258 J/kg
- Mixed-layer CIN
- -27 J/kg
- Mixed-layer LCL
- 802 m above ground
- 0-6 km bulk shear
- 7 kt
- 0-1 km storm-relative helicity
- 12 m²/s²
- 0-3 km storm-relative helicity
- 59 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
529
WGUS55 KSLC 031958
FFWSLC
UTC025-040200-
/O.NEW.KSLC.FF.W.0008.160803T1955Z-160804T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
155 PM MDT WED AUG 3 2016
THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A
* FLASH FLOOD WARNING FOR...
WESTERN KANE COUNTY IN UTAH...
* UNTIL 800 PM MDT WEDNESDAY
* AT 155 PM MDT...DOPPLER RADAR INDICATED A THUNDERSTORM PRODUCING
HEAVY RAIN OVER THE PARIA...WAHWEAP...AND SMALLER DRAINAGES IN THE
SOUTHERN GRAND STAIRCASE ESCALANTE MONUMENT. FLASH FLOODING IS
EXPECTED TO BEGIN SHORTLY.
* RADAR RAINFALL ESTIMATES INDICATE THAT THESE AREAS HAVE RECEIVED
NEAR 1.5 INCHES OF RAINFALL.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
BIG WATER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMAIN ALERT FOR FLOODING EVEN IN LOCATIONS NOT RECEIVING RAIN. DRY
WASHES...STREAMS...AND RIVERS CAN BECOME RAGING KILLER CURRENTS IN A
MATTER OF MINUTES...EVEN FROM DISTANT RAINFALL.
&&
LAT...LON 3748 11195 3700 11153 3701 11238 3710 11244
3729 11240 3744 11237
$$
MCINERNEY/CARR2 follow-up statements
542
WGUS75 KSLC 040000
FFSSLC
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
600 PM MDT WED AUG 3 2016
UTC025-040200-
/O.CON.KSLC.FF.W.0008.000000T0000Z-160804T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KANE UT-
600 PM MDT WED AUG 3 2016
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 800 PM MDT FOR
WESTERN KANE COUNTY...
AT 555 PM MDT...DOPPLER RADAR INDICATED LIGHT TO MODERATE RAIN
CONTINUES ACROSS THE WARNED AREA. EARLIER HEAVY RAINFALL IN THE
HEADWATER AREAS ALONG WITH PERSISTENT WIDESPREAD RAIN WILL LIKELY
PRODUCE HEAVY RUNOFF IN PORTIONS OF THE WARNED AREA. FLASH FLOODING
IS POSSIBLE...ESPECIALLY IN STEEP TERRAIN OR SLOT CANYONS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMAIN ALERT FOR FLOODING EVEN IN LOCATIONS NOT RECEIVING RAIN. DRY
WASHES...STREAMS...AND RIVERS CAN BECOME RAGING KILLER CURRENTS IN A
MATTER OF MINUTES...EVEN FROM DISTANT RAINFALL.
&&
LAT...LON 3748 11195 3700 11153 3701 11238 3710 11244
3729 11240 3744 11237
$$
MCONGER133
WGUS75 KSLC 040154
FFSSLC
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
751 PM MDT WED AUG 3 2016
UTC025-040201-
/O.EXP.KSLC.FF.W.0008.000000T0000Z-160804T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KANE UT-
751 PM MDT WED AUG 3 2016
...THE FLASH FLOOD WARNING FOR WESTERN KANE COUNTY WILL EXPIRE AT 800
PM MDT...
THE FLOOD WAVE FROM THE PARIA RIVER HAS MOVED THROUGH THE MAJORITY
OF THE RIVER DRAINAGE...STARTING NEAR BRYCE CANYON NATIONAL PARK AND
EXITING THE SOUTH BORDER OF THE STATE.
WHILE THE MAJORITY OF FLOODING HAS PAST...RESIDUAL HIGH FLOWS REMAIN
IN THE LOWER PARIA AND WILL DO SO THROUGH THE EVENING HOURS.
PLEASE BE VIGILANT IF YOU ARE TRAVELING THROUGH THIS AREA TONITE.
LAT...LON 3748 11195 3700 11153 3701 11238 3710 11244
3729 11240 3744 11237
$$
MCINERNEYThe office that day
Everything else NWS Salt Lake City, UT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 3, 2:40 AM MDT | Flash Flood Watch | SLC | 19 hr | |
| Aug 3, 2:55 PM MDT | Flash Flood Warning | SLC | Kane | 3 hr |
| Aug 3, 3:45 PM MDT | Flash Flood Warning | SLC | Washington | 4 hr |
| Aug 3, 4:14 PM MDT | Flash Flood Warning | SLC | Kane, Washington | 3 hr |
| Aug 3, 4:42 PM MDT | Flash Flood Warning | SLC | Garfield, Wayne | 3 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.