Alert archive / California / Flash Flood Warnings in 2014

Flash Flood Warning 7, NWS Las Vegas, NV

July 5, 2014Inyo County, California

NWS Las Vegas, NV issued this flash flood warning at Jul 5, 2014, 3:17 PM PDT for Inyo County, California. 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
Jul 5, 2014, 3:17 PM PDT (22:17 UTC)
Expired
Jul 5, 2014, 6:15 PM PDT
In force
3 hr
Issued by
NWS Las Vegas, NV
Area
Storm-based polygon
Flood severity
None

County Inyo County, CA

The radar

The Edwards AFB radar (KEYX), 152 km from the middle of the area, began a volume at 22:19 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
Jul 5, 4:30 PM PDTFLASH FLOOD12 Se Furnace Creek, CANATIONAL PARK SERVICE IS CLOSING DANTES VIEW ROAD DUE TO FLOODING

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, 10.3 hours before the alert went out and 99 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 2014-07-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 82 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 2014-07-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -30 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
82 J/kg
Mixed-layer CIN
-249 J/kg
Mixed-layer LCL
2430 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
-30 m²/s²
0-3 km storm-relative helicity
-8 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.

765 
WGUS55 KVEF 052217
FFWVEF
CAC027-060115-
/O.NEW.KVEF.FF.W.0007.140705T2217Z-140706T0115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAS VEGAS NV
317 PM PDT SAT JUL 5 2014

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHEASTERN INYO COUNTY IN EASTERN CALIFORNIA...

* UNTIL 615 PM PDT

* AT 311 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  FLASH FLOODING FROM THUNDERSTORMS LOCATED 15 MILES SOUTHWEST OF DEATH
  VALLEY JUNCTION...OR 16 MILES SOUTHEAST OF BADWATER BASIN. THE
  STORMS PRODUCING FLASH FLOODING ARE MOVING WEST AT 10 MPH. STORMS WILL
  IMPACT LOW LYING AREAS ON JUBILEE PASS...BADWATER ROAD AND PORTIONS
  OF STATE ROUTE 190 BETWEEN FURNACE CREEK AND DEATH VALLEY JUNCTION. 

* LOCATIONS IMPACTED INCLUDE...
  BADWATER BASIN...FURNACE CREEK...DEATH VALLEY JUNCTION...DANTES VIEW
  AND TEXAS SPRINGS CAMPGROUND.

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 3652 11703 3654 11663 3635 11636 3618 11614
      3616 11642 3580 11640 3580 11700

$$

STUMPF
2 follow-up statements
941 
WGUS75 KVEF 052244
FFSVEF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
344 PM PDT SAT JUL 5 2014

CAC027-060115-
/O.CON.KVEF.FF.W.0007.000000T0000Z-140706T0115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
INYO CA-
344 PM PDT SAT JUL 5 2014

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 615 PM PDT FOR
SOUTHEASTERN INYO COUNTY...

AT 338 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE THUNDERSTORMS PRODUCING FLASH FLOODING OVER PORTIONS OF 
SOUTHEASTERN DEATH VALLEY NATIONAL PARK. FLASH FLOODING IS POSSIBLE
ALONG STATE ROUTE 190 BETWEEN FURNACE CREEK AND DEATH VALLEY JUNCTION.
AS WELL AS LOW LYING AREAS OF BADWATER ROAD AND JUBILEE PASS.

LOCATIONS IMPACTED INCLUDE...
FURNACE CREEK...BADWATER BASIN...DANTES VIEW ROAD AND TEXAS SPRINGS 
CAMPGROUND.

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 3652 11703 3654 11663 3635 11636 3618 11614
      3616 11642 3580 11640 3580 11700

$$

STUMPF
847 
WGUS75 KVEF 060012
FFSVEF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
512 PM PDT SAT JUL 5 2014

CAC027-060020-
/O.CAN.KVEF.FF.W.0007.000000T0000Z-140706T0115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
INYO CA-
512 PM PDT SAT JUL 5 2014

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR SOUTHEASTERN INYO
COUNTY. THE THUNDERSTORMS PRODUCING HEAVY RAIN HAVE MOVED OUT OF THE 
AREA AND ANY RUNOFF CAPABLE OF PRODUCING FLASH FLOODING FROM THESE 
STORMS HAS ENDED...

LAT...LON 3652 11703 3654 11663 3635 11636 3618 11614
      3616 11642 3580 11640 3580 11700

$$

STUMPF

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 5, 10:57 AM PDTFlash Flood WarningVEFSan Bernardino3 hr
Jul 5, 11:09 AM PDTSevere Thunderstorm WarningVEFSan Bernardino34 min
Jul 5, 11:24 AM PDTAreal Flood AdvisoryVEFSan Bernardino3 hr
Jul 5, 12:48 PM PDTFlash Flood WarningVEFSan Bernardino3 hr
Jul 5, 1:12 PM PDTFlash Flood WarningVEFSan Bernardino3 hr
Jul 5, 2:14 PM PDTFlash Flood WarningVEFInyo, San Bernardino3 hr
Jul 5, 2:22 PM PDTFlash Flood WarningVEFSan Bernardino3 hr

Nearby

Flash Flood Warnings in California, 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.