Alert archive / Nevada / Flash Flood Warnings in 2016

Flash Flood Warning 22, NWS Las Vegas, NV

June 30, 2016Nye County, Nevada; Inyo County, California

NWS Las Vegas, NV issued this flash flood warning at Jun 30, 2016, 11:08 PM PDT for Nye County, Nevada; Inyo County, California. It was in force for 4 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
Jun 30, 2016, 11:08 PM PDT (06:08 UTC)
Expired
Jul 1, 2016, 3:00 AM PDT
In force
4 hr
Issued by
NWS Las Vegas, NV
Area
Storm-based polygon
Flood severity
None

Counties Inyo County, CA, Nye County, NV

The radar

The Las Vegas radar (KESX), 138 km from the middle of the area, began a volume at 06:10 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 1, 1:00 AM PDTFLASH FLOOD8 Ne Shoshone, CACALIFORNIA HIGHWAY PATROL REPORTS THE CLOSURE OF STATE HIGHWAY 178 FROM THE NEVADA STATE LINE TO SHOSHONE AND STATE HIGHWAY 172 FROM SHOSHONE TO DEATH VALLEY JUNCTION OWING TO FLASH FLOODING. TIME OF ONSET APPROXIMATED FROM RADAR.

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

The nearest sounding before it

San Diego, CA (KNKX), launched 00:00Z, 6.1 hours before the alert went out and 383 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, San Diego, CA at 00:00Z on 2016-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, San Diego, CA at 00:00Z on 2016-07-01The 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1857 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
-16 m²/s²
0-3 km storm-relative helicity
3 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

374 
WGUS55 KVEF 010608
FFWVEF
CAC027-NVC023-011000-
/O.NEW.KVEF.FF.W.0022.160701T0608Z-160701T1000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAS VEGAS NV
1108 PM PDT THU JUN 30 2016

THE NATIONAL WEATHER SERVICE IN LAS VEGAS  HAS ISSUED A

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

* UNTIL 300 AM PDT

* AT 1106 PM PDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA FROM AMARGOSA VALLEY DOWN
  THROUGH DEATH VALLEY JUNCTION AND SHOSHONE. FLASH FLOODING IS
  EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  SHOSHONE...LATHROP WELLS...TECOPA...
  DEATH VALLEY JUNCTION AND AMARGOSA VALLEY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...FARMLAND...AND OTHER LOW LYING
SPOTS.

&&

LAT...LON 3580 11608 3581 11658 3672 11662 3668 11620

$$

JH
2 follow-up statements
587 
WGUS75 KVEF 010750
FFSVEF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
1250 AM PDT FRI JUL 1 2016

CAC027-NVC023-011000-
/O.CON.KVEF.FF.W.0022.000000T0000Z-160701T1000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
INYO CA-NYE NV-
1250 AM PDT FRI JUL 1 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 300 AM PDT FOR
SOUTHEASTERN INYO AND SOUTHEASTERN NYE COUNTIES...

AT 1247 AM PDT...DOPPLER RADAR INDICATED THUNDERSTORMS WERE
DECREASING ACROSS THE WARNED AREA. THE THREAT OF FLASH FLOODING
CONTINUES DUE TO RUNOFF FROM EARLIER HEAVY RAIN. 

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
SHOSHONE...LATHROP WELLS...TECOPA...
DEATH VALLEY JUNCTION AND AMARGOSA VALLEY AND ROUTE 127 IN
CALIFORNIA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...FARMLAND...AND OTHER LOW LYING
SPOTS.

&&

LAT...LON 3580 11608 3581 11658 3672 11662 3668 11620

$$

JH
049 
WGUS75 KVEF 010951
FFSVEF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
251 AM PDT FRI JUL 1 2016

CAC027-NVC023-011000-
/O.EXP.KVEF.FF.W.0022.000000T0000Z-160701T1000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
INYO CA-NYE NV-
251 AM PDT FRI JUL 1 2016

...THE FLASH FLOOD WARNING FOR SOUTHEASTERN INYO AND SOUTHEASTERN NYE
COUNTIES WILL EXPIRE AT 300 AM PDT...

RAIN HAS ENDED IN THE DEATH VALLEY AREA. FLASH FLOODING HAS BEEN
REPORTED ON HIGHWAY 190 BETWEEN DAYLIGHT PASS ROAD AND COW CREEK, SO
PLEASE CONTINUE TO HEED ANY REMAINING ROAD CLOSURES.

LAT...LON 3580 11608 3581 11658 3672 11662 3668 11620

$$

MORGAN

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 30, 5:48 PM PDTSevere Thunderstorm WarningVEFClark42 min
Jun 30, 5:54 PM PDTFlash Flood WarningVEFClark6 hr
Jun 30, 6:26 PM PDTSevere Thunderstorm WarningVEFClark34 min
Jun 30, 6:59 PM PDTSevere Thunderstorm WarningVEFClark31 min
Jun 30, 10:56 PM PDTSevere Thunderstorm WarningVEFNye64 min
Jun 30, 11:49 PM PDTFlash Flood WarningVEFClark, Nye3 hr
Jul 1, 3:34 PM PDTAreal Flood AdvisoryVEFNye3 hr
Jul 1, 4:54 PM PDTAreal Flood AdvisoryVEFLincoln4 hr
Jun 30, 10:32 PM PDTFlash Flood WarningVEFInyo3 hr
Jul 1, 1:41 AM PDTFlash Flood WarningVEFSan Bernardino3 hr
Jul 1, 2:06 AM PDTFlash Flood WarningVEFSan Bernardino3 hr
Jul 1, 3:36 AM PDTFlash Flood WarningVEFSan Bernardino3 hr
Jul 1, 3:12 PM PDTSevere Thunderstorm WarningVEFSan Bernardino63 min
Jul 1, 3:25 PM PDTAreal Flood AdvisoryVEFSan Bernardino3 hr
Jul 1, 4:05 PM PDTSevere Thunderstorm WarningVEFSan Bernardino55 min
Jul 1, 4:24 PM PDTFlash Flood WarningVEFSan Bernardino3 hr
Jul 1, 4:59 PM PDTSevere Thunderstorm WarningVEFSan Bernardino61 min

Nearby

Flash Flood Warnings in Nevada, 2016Flash Flood Warnings in California, 2016Every flash flood warning in 2016

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.