Alert archive / Utah / Flash Flood Warnings in 2009
Flash Flood Warning 2, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this flash flood warning at Jun 2, 2009, 1:15 PM MDT for Wayne County, Utah. It was in force for 2 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
- Jun 2, 2009, 1:15 PM MDT (19:15 UTC)
- Expired
- Jun 2, 2009, 3:15 PM MDT
- In force
- 2 hr
- Issued by
- NWS Salt Lake City, UT
- Area
- Storm-based polygon
- Flood severity
- None
County Wayne County, UT
The radar
The Cedar City radar (KICX), 159 km from the middle of the area, began a volume at 19:16 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 12:00Z, 7.3 hours before the alert went out and 259 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
- 5 J/kg
- Mixed-layer CIN
- -191 J/kg
- Mixed-layer LCL
- 1546 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 54 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS55 KSLC 021915
FFWSLC
UTC055-022115-
/O.NEW.KSLC.FF.W.0002.090602T1915Z-090602T2115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
115 PM MDT TUE JUN 2 2009
THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A
* FLASH FLOOD WARNING FOR...
CENTRAL WAYNE COUNTY IN UTAH...
* UNTIL 315 PM MDT
* AT 103 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
FLASH FLOODING FROM A THUNDERSTORM OVER FREMONT RIVER AND SULPHUR
CREEK JUST WEST OF CAPITOL REEF NATIONAL PARK. THESE STREAMS FLOW
EAST THROUGH THE NATIONAL PARK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.
FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE
YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME
KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR
CREEKS.
&&
LAT...LON 3837 11136 3834 11125 3827 11112 3821 11123
3819 11137
$$
ROGOWSKI/MCINERNEY2 follow-up statements
000
WGUS75 KSLC 022023
FFSSLC
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
223 PM MDT TUE JUN 2 2009
UTC055-022115-
/O.CON.KSLC.FF.W.0002.000000T0000Z-090602T2115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WAYNE UT-
223 PM MDT TUE JUN 2 2009
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 315 PM MDT FOR
CENTRAL WAYNE COUNTY...
AT 208 PM MDT...RAINFALL OVER THE WARNED AREA HAS DIMINISHED. IT IS
ANTICIPATED THAT HIGH WATER CONTINUES TO FLOW THROUGH DRAINAGES
ALONG SULPHUR CREEK AND THE FREMONT RIVER AND OTHER NEARBY
TRIBUTARIES WITHIN CAPITOL REEF NATIONAL PARK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.
FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE
YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME
KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR
CREEKS.
&&
LAT...LON 3837 11136 3834 11125 3827 11112 3821 11123
3819 11137
$$
ROGOWSKI/MCINERNEY000
WGUS75 KSLC 022107
FFSSLC
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
307 PM MDT TUE JUN 2 2009
UTC055-022115-
/O.EXP.KSLC.FF.W.0002.000000T0000Z-090602T2115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WAYNE UT-
307 PM MDT TUE JUN 2 2009
...THE FLASH FLOOD WARNING WILL EXPIRE AT 315 PM MDT FOR CENTRAL
WAYNE COUNTY...
THOUGH NO FLOODING HAS BEEN REPORTED...SULPHUR CREEK WITHIN CAPITOL
REEF NATIONAL PARK IS RUNNING HIGH. PERSONS WHO MAY VENTURE NEAR
THESE AREAS SHOULD USE PRUDENT JUDGEMENT.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.
LAT...LON 3837 11136 3834 11125 3827 11112 3821 11123
3819 11137
$$
ROGOWSKI/MCINERNEYThe office that day
Everything else NWS Salt Lake City, UT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 1, 9:23 PM MDT | Areal Flood Advisory | SLC | Box Elder, Davis, Weber | 3 hr |
| Jun 2, 12:51 PM MDT | Severe Thunderstorm Warning | SLC | Emery, Sevier | 54 min |
| Jun 2, 2:35 PM MDT | Severe Thunderstorm Warning | SLC | Utah, Wasatch | 21 min |
| Jun 2, 4:20 PM MDT | Severe Thunderstorm Warning | SLC | Tooele | 40 min |
| Jun 2, 4:53 PM MDT | Severe Thunderstorm Warning | SLC | Tooele | 52 min |
| Jun 2, 5:05 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 55 min |
Nearby
Flash Flood Warnings in Utah, 2009Every flash flood warning in 2009
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.