Alert archive / Arizona / Flash Flood Warnings in 2016

Flash Flood Warning 83, NWS Las Vegas, NV

August 10, 2016Mohave County, Arizona

NWS Las Vegas, NV issued this flash flood warning at Aug 10, 2016, 2:35 PM MST for Mohave County, Arizona. It was in force for 115 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
Aug 10, 2016, 2:35 PM MST (21:35 UTC)
Expired
Aug 10, 2016, 4:30 PM MST
In force
115 min
Issued by
NWS Las Vegas, NV
Area
Storm-based polygon
Flood severity
None

County Mohave County, AZ

The radar

The Las Vegas radar (KESX), 129 km from the middle of the area, began a volume at 21:37 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

Flgstf/Belemont, AZ (KFGZ), launched 12:00Z, 9.6 hours before the alert went out and 156 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, Flgstf/Belemont, AZ at 12:00Z on 2016-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 905 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Flgstf/Belemont, AZ at 12:00Z on 2016-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 square meters per square second.19395878Sfc1 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
905 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
636 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
81 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.0

Open this sounding in Storm Lab

The text

As transmitted.

311 
WGUS55 KVEF 102135
FFWVEF
AZC015-102330-
/O.NEW.KVEF.FF.W.0083.160810T2135Z-160810T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAS VEGAS NV
235 PM MST WED AUG 10 2016

THE NATIONAL WEATHER SERVICE IN LAS VEGAS  HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL MOHAVE COUNTY IN NORTHWESTERN ARIZONA...

* UNTIL 430 PM MST

* AT 234 PM MST...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN MOVING TOWARD DIAMOND CREEK ROAD NORTH OF PEACH
  SPRINGS. VERY HEAVY RAIN HAD ALREADY FALLEN ON BUCK AND DOE ROAD,
  AND FLASH FLOODING IS STILL POSSIBLE THERE AS WATER FLOWS OUT OF
  THE CANYONS.

* FLASH FLOODING WILL REMAIN OVER MAINLY RURAL AREAS OF CENTRAL
  MOHAVE COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

&&

LAT...LON 3558 11341 3551 11353 3556 11362 3574 11336

$$

MORGAN
1 follow-up statement
365 
WGUS75 KVEF 102330
FFSVEF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
430 PM MST WED AUG 10 2016

AZC015-102339-
/O.EXP.KVEF.FF.W.0083.000000T0000Z-160810T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MOHAVE AZ-
430 PM MST WED AUG 10 2016

...THE FLASH FLOOD WARNING FOR CENTRAL MOHAVE COUNTY WILL EXPIRE AT
430 PM MST...

FLASH FLOOD WARNING HAS BEEN REPLACED BY A NEW WARNING EFFECTIVE
UNTIL 715 PM. FLASH FLOODING REMAINS A THREAT FOR THE AREA. 

LAT...LON 3558 11341 3551 11353 3556 11362 3574 11336

$$

OUTLER

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 9, 5:37 PM MSTAreal Flood AdvisoryVEFMohave3 hr
Aug 9, 5:47 PM MSTAreal Flood AdvisoryVEFMohave3 hr
Aug 9, 6:56 PM MSTFlash Flood WarningVEFMohave4 hr
Aug 10, 12:40 PM MSTFlash Flood WarningVEFMohave2 hr
Aug 10, 3:32 PM MSTFlash Flood WarningVEFMohave6 hr
Aug 10, 4:18 PM MSTFlash Flood WarningVEFMohave3 hr
Aug 10, 4:59 PM MSTFlash Flood WarningVEFMohave3 hr

Nearby

Flash Flood Warnings in Arizona, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.