Alert archive / Utah / Flash Flood Warnings in 2014
Flash Flood Warning 48, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this flash flood warning at Sep 9, 2014, 8:11 AM MDT for Garfield County, Kane County, San Juan 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
- Sep 9, 2014, 8:11 AM MDT (14:11 UTC)
- Expired
- Sep 9, 2014, 2:00 PM MDT
- In force
- 6 hr
- Issued by
- NWS Salt Lake City, UT
- Area
- Storm-based polygon
- Flood severity
- None
Counties Garfield County, UT, Kane County, UT, San Juan County, UT
The radar
The Cedar City radar (KICX), 148 km from the middle of the area, began a volume at 14:13 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, 2.2 hours before the alert went out and 231 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
- 9 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 586 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 75 m²/s²
- 0-3 km storm-relative helicity
- 50 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
870
WGUS55 KSLC 091411
FFWSLC
UTC017-025-037-092000-
/O.NEW.KSLC.FF.W.0048.140909T1411Z-140909T2000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
811 AM MDT TUE SEP 9 2014
THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTH CENTRAL GARFIELD COUNTY IN UTAH...
SOUTHWESTERN SAN JUAN COUNTY IN SOUTHEAST UTAH...
EASTERN KANE COUNTY IN UTAH...
* UNTIL 200 PM MDT
* AT 805 AM MDT...DOPPLER RADAR AND SPOTTERS INDICATED HEAVY RAIN
CONTINUES TO FALL AROUND THE CANYON COUNTRY SURROUNDING LAKE
POWELL.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE MANY WASHES
THAT EMPTY INTO LAKE POWELL AND THE ESCALANTE RIVER. THIS INCLUDES
THE AREA FROM WAHWEAP TO BULLFROG.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.
&&
LAT...LON 3711 11178 3798 11106 3756 11062 3703 11088
3700 11091 3700 11165
$$
DUNN1 follow-up statement
728
WGUS75 KSLC 091632
FFSSLC
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
1032 AM MDT TUE SEP 9 2014
UTC017-025-037-091641-
/O.CAN.KSLC.FF.W.0048.000000T0000Z-140909T2000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GARFIELD UT-SAN JUAN UT-KANE UT-
1032 AM MDT TUE SEP 9 2014
...THE FLASH FLOOD WARNING FOR SOUTH CENTRAL GARFIELD...SOUTHWESTERN
SAN JUAN AND EASTERN KANE COUNTIES IS CANCELLED...
AS WIDESPREAD FLOODING CONTINUES IN SOUTHERN UTAH. THIS FLASH FLOOD
WARNING HAS BEEN REPLACED WITH AN AREAL FLOOD WARNING EXTENDING IN
BOTH AREA AND TIME. PLEASE REFER TO THE FLWSLC PRODUCT FOR
ADDITIONAL INFORMATION.
AS A RESULT...THIS WARNING HAS BEEN CANCELLED.
LAT...LON 3711 11178 3798 11106 3756 11062 3703 11088
3700 11091 3700 11165
$$
MCINERNEYThe office that day
Everything else NWS Salt Lake City, UT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 9, 5:03 AM MDT | Flash Flood Warning | SLC | Washington | 6 hr |
| Sep 9, 5:13 AM MDT | Areal Flood Advisory | SLC | Davis, Weber | 2 hr |
| Sep 9, 10:27 AM MDT | Areal Flood Warning | SLC | Garfield, Iron, Kane, Piute, San Juan, Washington and 1 more | 10 hr |
| Sep 9, 12:37 PM MDT | Special Weather Statement | SLC | 38 min | |
| Sep 9, 2:00 PM MDT | Special Weather Statement | SLC | Davis | 45 min |
| Sep 9, 3:07 PM MDT | Special Weather Statement | SLC | Washington | 23 min |
| Sep 9, 3:39 PM MDT | Special Weather Statement | SLC | Cache | 21 min |
| Sep 9, 5:22 PM MDT | Special Weather Statement | SLC | Cache | 23 min |
Nearby
Flash Flood Warnings in Utah, 2014Every flash flood warning in 2014
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.