Alert archive / Nevada / Flash Flood Warnings in 2003
Flash Flood Warning 32, NWS Las Vegas, NV
NWS Las Vegas, NV issued this flash flood warning at Aug 19, 2003, 11:43 PM PDT for Lincoln County, Nevada. 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
- Aug 19, 2003, 11:43 PM PDT (06:43 UTC)
- Expired
- Aug 20, 2003, 1:45 AM PDT
- In force
- 2 hr
- Issued by
- NWS Las Vegas, NV
- Area
- Counties, with a storm outline in the text
County Lincoln County, NV
The radar
The Cedar City radar (KICX), 198 km from the middle of the area, began a volume at 06:45 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
Mercury/Desert R, NV (KDRA), launched 00:00Z, 6.7 hours before the alert went out and 145 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
- 111 J/kg
- Mixed-layer CIN
- -227 J/kg
- Mixed-layer LCL
- 3084 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- -39 m²/s²
- 0-3 km storm-relative helicity
- 45 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 200642
FFWVEF
NVC017-200845-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAS VEGAS NV
1143 PM PDT TUE AUG 19 2003
THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
LINCOLN COUNTY IN SOUTH CENTRAL NEVADA
* UNTIL 145 AM PDT
* AT 1139 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
THUNDERSTORM WITH VERY HEAVY RAIN 7 MILES SOUTHWEST OF HIKO...
MOVING SOUTHWEST AT 15 MPH.
THUNDERSTORMS CONTINUE TO FORM OVER LINCOLN COUNTY WITH THE MOST
ACTIVE AREA BEING ALONG HIGHWAY 93 FROM THE CLARK COUNTY LINE TO
HIKO AND THEN ALONG STATE ROUTE 375 FROM HIKO TO RACHEAL.
HEAVY RAINFALL IS LIKELY AND EXCESSIVE RUNOFF FROM THIS STORM WILL
CAUSE FLASH FLOODING OF WASHES AND SMALL STREAMS. ADDITIONALLY
...HIGHWAYS...AND MANY RURAL ROADS WILL BE SUBJECT TO FLASH FLOODING.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
TAKE IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT
ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY
FOOT OR BY AUTOMOBILE. IF YOUR VEHICLE STALLS...ABANDON IT AND SEEK
HIGHER GROUND.
LAT...LON 3688 11587 3688 11414 3865 11414 3864 11495
3800 11490 3802 11586
$$The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 19, 5:44 PM PDT | Flash Flood Warning | VEF | Clark | 3 hr |
| Aug 19, 8:20 PM PDT | Flash Flood Warning | VEF | Clark | 2 hr |
| Aug 19, 9:47 PM PDT | Flash Flood Warning | VEF | Lincoln | 118 min |
| Aug 19, 10:25 PM PDT | Flash Flood Warning | VEF | Clark | 6 hr |
Nearby
Flash Flood Warnings in Nevada, 2003Every flash flood warning in 2003
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.