Alert archive / Nevada / Flash Flood Warnings in 2014

Flash Flood Warning 85, NWS Las Vegas, NV

August 4, 2014Esmeralda County, Nye County, Nevada

NWS Las Vegas, NV issued this flash flood warning at Aug 4, 2014, 3:45 PM PDT for Esmeralda County, Nye 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 4, 2014, 3:45 PM PDT (22:45 UTC)
Expired
Aug 4, 2014, 6:45 PM PDT
In force
3 hr
Issued by
NWS Las Vegas, NV
Area
Storm-based polygon
Flood severity
None

Counties Esmeralda County, NV, Nye County, NV

The radar

The San Joaquin Valley radar (KHNX), 243 km from the middle of the area, began a volume at 22:48 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

TimeReportWhereRemark
Aug 4, 5:07 PM PDTFLASH FLOOD4 Ne Beatty, NVNEVADA HIGHWAY PATROL REPORTED WATER HAS DAMAGED HIGHWAY 95 NEAR MILE MARKER 75.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Las Vegas, NV (KVEF), launched 12:00Z, 10.8 hours before the alert went out and 195 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, Las Vegas, NV at 12:00Z on 2014-08-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 6 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, Las Vegas, NV at 12:00Z on 2014-08-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 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
6 J/kg
Mixed-layer CIN
-61 J/kg
Mixed-layer LCL
932 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
25 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.

822 
WGUS55 KVEF 042245
FFWVEF
NVC009-023-050145-
/O.NEW.KVEF.FF.W.0085.140804T2245Z-140805T0145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAS VEGAS NV
345 PM PDT MON AUG 4 2014

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL NYE COUNTY IN SOUTH CENTRAL NEVADA...
  SOUTHEASTERN ESMERALDA COUNTY IN SOUTH CENTRAL NEVADA...

* UNTIL 645 PM PDT

* AT 339 PM PDT...LIGHTNING DETECTION AND SATELLITE DETECTED AN AREA
  OF THUNDERSTORMS MOVING SLOWLY EAST FROM CENTRAL ESMERALDA COUNTY 
  SOUTHEAST TOWARD BEATTY. SOME OF THESE STORMS ARE MOVING SLOWLY AND
  WILL BE CAPABLE OF PRODUCING HEAVY RAIN THAT COULD IMPACT HIGHWAY
  95 ESPECIALLY BETWEEN MILE MARKERS 72 AND 77 JUST NORTH OF BEATTY.

* LOCATIONS IMPACTED INCLUDE...
  LIDA...GOLDFIELD...SCOTTYS JUNCTION...LIDA JUNCTION...GOLD POINT...
  GOLDFIELD RV PARK AND SILVER PEAK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FLASH FLOODING IS EXPECTED IN WASHES...LOW WATER CROSSINGS AND ON
ROADS. TO ESCAPE RISING WATER...MOVE TO HIGHER GROUND. NEVER TRY TO
CROSS A FLOODED ROAD OR ENTER A FLOOD CHANNEL. TURN AROUND...DONT
DROWN!

REPORT FLOODING TO THE LAS VEGAS NATIONAL WEATHER SERVICE VIA
FACEBOOK OR TWITTER.

&&

LAT...LON 3774 11782 3789 11719 3691 11658 3691 11703

$$

STACHELSKI
2 follow-up statements
023 
WGUS75 KVEF 050028
FFSVEF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
528 PM PDT MON AUG 4 2014

NVC009-023-050145-
/O.CON.KVEF.FF.W.0085.000000T0000Z-140805T0145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ESMERALDA NV-NYE NV-
528 PM PDT MON AUG 4 2014

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 645 PM PDT FOR
CENTRAL NYE AND SOUTHEASTERN ESMERALDA COUNTIES...

AT 524 PM...NEVADA HIGHWAY PATROL REPORTED THAT WATER HAD DAMAGED 
HIGHWAY 95 NEAR MILE MARKER 75 NORTH OF BEATTY. SATELLITE CONTINUED 
TO INDICATE SHOWERS AND THUNDERSTORMS WERE MOVING SLOWLY EAST ACROSS 
CENTRAL AND EASTERN PORTIONS OF ESMERALDA COUNTY AND CENTRAL NYE 
COUNTY WHICH MAY PRODUCE FLASH FLOODING IN ADDITIONAL AREAS.

LOCATIONS IMPACTED INCLUDE...
GOLDFIELD...LIDA...LIDA SUMMIT...SCOTTYS JUNCTION...GOLD POINT AND 
BEATTY

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FLASH FLOODING IS EXPECTED IN WASHES...LOW WATER CROSSINGS AND ON
ROADS. TO ESCAPE RISING WATER...MOVE TO HIGHER GROUND. NEVER TRY TO
CROSS A FLOODED ROAD OR ENTER A FLOOD CHANNEL. TURN AROUND...DONT
DROWN!

REPORT FLOODING TO THE LAS VEGAS NATIONAL WEATHER SERVICE VIA
FACEBOOK OR TWITTER.

&&

LAT...LON 3774 11782 3789 11719 3691 11658 3691 11703

$$

STACHELSKI
329 
WGUS75 KVEF 050146
FFSVEF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
646 PM PDT MON AUG 4 2014

NVC009-023-050155-
/O.EXP.KVEF.FF.W.0085.000000T0000Z-140805T0145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ESMERALDA NV-NYE NV-
646 PM PDT MON AUG 4 2014

...THE FLASH FLOOD WARNING HAS EXPIRED FOR CENTRAL NYE AND
SOUTHEASTERN ESMERALDA COUNTIES...

THE THUNDERSTORM THAT PRODUCED FLASH FLOODING EARLIER ON HIGHWAY 95 
NORTH OF BEATTY HAS WEAKENED. NO ADDITIONAL REPORTS OF FLASH 
FLOODING HAVE BEEN RECEIVED IN THIS AREA AND THUS THE WARNING WILL 
BE ALLOWED TO EXPIRE.

LAT...LON 3774 11782 3789 11719 3691 11658 3691 11703

$$

STACHELSKI

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 3, 5:32 PM PDTAreal Flood AdvisoryVEFClark3 hr
Aug 3, 6:08 PM PDTFlash Flood WarningVEFClark3 hr
Aug 3, 7:24 PM PDTFlash Flood WarningVEFClark3 hr
Aug 3, 8:02 PM PDTFlash Flood WarningVEFClark3 hr
Aug 3, 9:05 PM PDTFlash Flood WarningVEFClark3 hr
Aug 3, 9:51 PM PDTFlash Flood WarningVEFClark3 hr
Aug 3, 11:06 PM PDTAreal Flood AdvisoryVEFClark3 hr
Aug 3, 11:17 PM PDTAreal Flood AdvisoryVEFClark3 hr
Aug 3, 11:31 PM PDTFlash Flood WarningVEFClark3 hr
Aug 3, 11:35 PM PDTFlash Flood WarningVEFClark, Lincoln3 hr
Aug 3, 11:45 PM PDTAreal Flood AdvisoryVEFNye3 hr
Aug 3, 11:58 PM PDTFlash Flood WarningVEFClark3 hr
Aug 4, 2:44 AM PDTAreal Flood AdvisoryVEFNye2 hr
Aug 4, 3:25 AM PDTFlash Flood WarningVEFClark3 hr
Aug 4, 4:58 AM PDTAreal Flood AdvisoryVEFClark3 hr
Aug 4, 12:06 PM PDTFlash Flood WarningVEFClark3 hr
Aug 4, 1:13 PM PDTAreal Flood AdvisoryVEFNye3 hr
Aug 4, 1:21 PM PDTAreal Flood AdvisoryVEFClark114 min
Aug 4, 1:47 PM PDTFlash Flood WarningVEFClark118 min
Aug 4, 2:16 PM PDTFlash Flood WarningVEFClark3 hr
Aug 4, 2:21 PM PDTFlash Flood WarningVEFNye114 min
Aug 4, 2:21 PM PDTFlash Flood WarningVEFClark3 hr
Aug 4, 2:28 PM PDTFlash Flood WarningVEFClark3 hr
Aug 4, 2:57 PM PDTAreal Flood AdvisoryVEFClark, Lincoln5 hr
Aug 4, 3:56 PM PDTFlash Flood WarningVEFLincoln3 hr
Aug 4, 4:16 PM PDTAreal Flood AdvisoryVEFClark, Nye3 hr

Nearby

Flash Flood Warnings in Nevada, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.