Alert archive / Nevada / Flash Flood Warnings in 2006

Flash Flood Warning 21, NWS Las Vegas, NV

July 27, 2006Lincoln County, Nevada

NWS Las Vegas, NV issued this flash flood warning at Jul 27, 2006, 2:46 PM PDT for Lincoln County, Nevada. It was in force for 119 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jul 27, 2006, 2:46 PM PDT (21:46 UTC)
Expired
Jul 27, 2006, 4:45 PM PDT
In force
119 min
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), 159 km from the middle of the area, began a volume at 21:47 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 12:00Z, 9.8 hours before the alert went out and 173 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.

Skew-T log-pSkew-T log-p diagram, Mercury/Desert R, NV at 12:00Z on 2006-07-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 760 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Mercury/Desert R, NV at 12:00Z on 2006-07-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -13 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
760 J/kg
Mixed-layer CIN
-260 J/kg
Mixed-layer LCL
2464 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
-13 m²/s²
0-3 km storm-relative helicity
52 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS55 KVEF 272153
FFWVEF
NVC017-272345-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAS VEGAS NV
246 PM PDT THU JUL 27 2006

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL LINCOLN COUNTY IN SOUTH CENTRAL NEVADA...

* UNTIL 445 PM PDT.

* AT 234 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN ASSOCIATED WITH THUNDERSTORMS EXTENDING FROM 15 
  MILES NORTH OF HIKO TO 1 MILE NORTH OF BEAVER DAM. 

* LOCATIONS IMPACTED INCLUDE...BEAVER DAM AND PANACA.

ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE 
WARNED AREA.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY. DO
NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN
DEPTH BY FOOT OR BY AUTOMOBILE. TURN AROUND...DONT DROWN.

LAT...LON 3782 11510 3743 11403 3767 11405 3801 11500

$$
RUNK
2 follow-up statements
000
WGUS75 KVEF 272230
FFSVEF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
328 PM PDT THU JUL 27 2006

NVC017-272345-
LINCOLN NV-
328 PM PDT THU JUL 27 2006

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 445 PM PDT FOR
CENTRAL LINCOLN COUNTY...

LOCATIONS IMPACTED INCLUDE...BEAVER DAM AND PANACA.

RAIN IS TAPERING OFF TEMPORARILY BUT A SECOND AREA OF THUNDERSTORMS
IS MOVING TOWARD THE WARNING AREA. ADDITIONAL RAINFALL OF UP TO AN
INCH COULD OCCUR IN SOME LOCATIONS BETWEEN 400 AND 445 PM PDT.

IN DESERT TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL ACROSS
FLOODED ROADS. TURN AROUND...DONT DROWN. FIND ALTERNATE ROUTES.

LAT...LON 3782 11510 3743 11403 3767 11405 3801 11500

$$
RUNK
000
WGUS75 KVEF 272306
FFSVEF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
404 PM PDT THU JUL 27 2006

NVC017-272314-
LINCOLN NV-
404 PM PDT THU JUL 27 2006

...THE FLASH FLOOD WARNING FOR EXCESSIVE RAIN HAS BEEN CANCELED FOR
CENTRAL LINCOLN COUNTY...

THUNDERSTORMS HAVE DISSIPATED OVER THE WARNING AREA. WHILE SOME AREAS
WILL CONTINUE TO EXPERIENCE RUNOFF FROM PREVIOUS STORMS...FLOODING
CONDITIONS ARE NO LONGER EXPECTED.  THEREFORE THE FLASH FLOOD WARNING
HAS BEEN CANCELED. 

LAT...LON 3782 11510 3743 11403 3767 11405 3801 11500

$$
RUNK

The office that day

Everything else NWS Las Vegas, NV issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 26, 6:42 PM PDTSevere Thunderstorm WarningVEFLincoln48 min
Jul 27, 1:58 PM PDTSevere Thunderstorm WarningVEFLincoln62 min
Jul 27, 2:35 PM PDTSevere Thunderstorm WarningVEFNye40 min
Jul 27, 3:40 PM PDTSevere Thunderstorm WarningVEFLincoln65 min
Jul 27, 4:43 PM PDTSevere Thunderstorm WarningVEFClark, Nye62 min

Nearby

Flash Flood Warnings in Nevada, 2006Every flash flood warning in 2006

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.