Alert archive / Nevada / Flash Flood Warnings in 2005
Flash Flood Warning 64, NWS Las Vegas, NV
NWS Las Vegas, NV issued this flash flood warning at Aug 14, 2005, 4:28 PM PDT for Clark County, Nevada. It was in force for 3 hr. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Aug 14, 2005, 4:28 PM PDT (23:28 UTC)
- Expired
- Aug 14, 2005, 7:30 PM PDT
- In force
- 3 hr
- Issued by
- NWS Las Vegas, NV
- Area
- Counties, with a storm outline in the text
County Clark County, NV
The radar
The Las Vegas radar (KESX), 26 km from the middle of the area, began a volume at 23:29 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 14, 7:07 PM PDT | FLASH FLOOD | Cottonwood Cove, NV | FLASH FLOOD BURIED A SUBURBAN SUV... |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Flgstf/Belemont, AZ (KFGZ), launched 12:00Z, 11.5 hours before the alert went out and 264 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
- 166 J/kg
- Mixed-layer CIN
- -87 J/kg
- Mixed-layer LCL
- 1728 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- -2 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 KVEF 142332
FFWVEF
NVC003-150230-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAS VEGAS NV
428 PM PDT SUN AUG 14 2005
THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
FAR SOUTHERN CLARK COUNTY IN SOUTHERN NEVADA
* UNTIL 730 PM PDT
* AT 425 PM PDT...DOPPLER RADAR INDICATED HEAVY RAIN FROM A
THUNDERSTORM OVER COTTONWOOD COVE ROAD EAST OF SEARCHLIGHT.
THE STORM WAS MOVING NORTH AT ABOUT 10-15 MPH BUT NEW STORMS
FORMING TO THE SOUTH ARE EXPECTED TO TRACK OVER THE SAME AREA.
* RAINFALL AMOUNTS OF 1-2 INCHES ARE POSSIBLE IN THE WARNED AREA.
IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL ACROSS
FLOODED ROADS. FIND ALTERNATE ROUTES. IT ONLY TAKES A FEW INCHES OF
SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY.
LAT...LON 3565 11469 3561 11465 3560 11467 3549 11469
3537 11461 3524 11461 3525 11479 3574 11482
3574 11470
$$
RUNKThe office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 14, 2:57 PM PDT | Severe Thunderstorm Warning | VEF | Clark | 48 min |
| Aug 14, 3:41 PM PDT | Severe Thunderstorm Warning | VEF | Clark | 49 min |
| Aug 14, 3:53 PM PDT | Flash Flood Warning | VEF | Lincoln | 3 hr |
| Aug 14, 4:02 PM PDT | Flash Flood Warning | VEF | Clark | 4 hr |
| Aug 14, 4:35 PM PDT | Severe Thunderstorm Warning | VEF | Clark | 35 min |
Nearby
Flash Flood Warnings in Nevada, 2005Every flash flood warning in 2005
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.