Alert archive / Arizona / Flash Flood Warnings in 2016
Flash Flood Warning 46, NWS Las Vegas, NV
NWS Las Vegas, NV issued this flash flood warning at Aug 1, 2016, 1:43 AM MST for Mohave County, Arizona. It was in force for 92 min. 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 1, 2016, 1:43 AM MST (08:43 UTC)
- Expired
- Aug 1, 2016, 3:15 AM MST
- In force
- 92 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), 55 km from the middle of the area, began a volume at 08:46 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 1, 2:00 AM MST | FLASH FLOOD | 1 Ene Dolan Springs, AZ | 8 RESIDENCES FLOODED IN DOLAN SPRINGS. |
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 00:00Z, 8.7 hours before the alert went out and 141 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.
- Mixed-layer CAPE
- 572 J/kg
- Mixed-layer CIN
- -79 J/kg
- Mixed-layer LCL
- 2999 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 104 m²/s²
- 0-3 km storm-relative helicity
- 150 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
055
WGUS55 KVEF 010843
FFWVEF
AZC015-011015-
/O.NEW.KVEF.FF.W.0046.160801T0843Z-160801T1015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAS VEGAS NV
143 AM MST MON AUG 1 2016
THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
WEST CENTRAL MOHAVE COUNTY IN NORTHWESTERN ARIZONA...
* UNTIL 315 AM MST
* AT 142 AM MST...DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED
THUNDERSTORMS PRODUCING HEAVY RAIN IN DOLAN SPRINGS AND NEARBY
AREAS. NEARLY ONE INCH OF RAIN HAS ALREADY FALLEN IN ABOUT 30
MINUTES. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
PACKSADDLE CAMPGROUND AND DOLAN SPRINGS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO CROSS FLOODED
ROADS. FIND AN ALTERNATE ROUTE.
&&
LAT...LON 3571 11408 3545 11408 3545 11443 3561 11458
3565 11438 3573 11440
$$
MORGAN2 follow-up statements
443
WGUS75 KVEF 010923
FFSVEF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
223 AM MST MON AUG 1 2016
AZC015-011015-
/O.CON.KVEF.FF.W.0046.000000T0000Z-160801T1015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MOHAVE AZ-
223 AM MST MON AUG 1 2016
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 315 AM MST FOR
WEST CENTRAL MOHAVE COUNTY...
AT 221 AM MST...DOPPLER RADAR INDICATED THUNDERSTORMS CONTINUING IN
THE DOLAN SPRINGS AREA. AUTOMATED GAGES REPORTED UP TO TWO INCHES OF
RAIN THUS FAR. FLASH FLOODING IS LIKELY.
SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
PACKSADDLE CAMPGROUND AND DOLAN SPRINGS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO CROSS FLOODED
ROADS. FIND AN ALTERNATE ROUTE.
&&
LAT...LON 3571 11408 3545 11408 3545 11443 3561 11458
3565 11438 3573 11440
$$
MORGAN341
WGUS75 KVEF 011007
FFSVEF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
307 AM MST MON AUG 1 2016
AZC015-011016-
/O.EXP.KVEF.FF.W.0046.000000T0000Z-160801T1015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MOHAVE AZ-
307 AM MST MON AUG 1 2016
...THE FLASH FLOOD WARNING FOR WEST CENTRAL MOHAVE COUNTY WILL EXPIRE
AT 315 AM MST...
THE HEAVY RAIN HAS ENDED IN THE DOLAN SPRINGS AREA. NO REPORTS OF
FLOODING HAD BEEN RECEIVED, BUT VERY HEAVY RAIN FELL IN AND AROUND
THE COMMUNITY. FLASH FLOODING LIKELY OCCURRED, AND MAY STILL BE
ONGOING. PLEASE CONTINUE TO HEED ANY REMAINING ROAD CLOSURES.
LAT...LON 3571 11408 3545 11408 3545 11443 3561 11458
3565 11438 3573 11440
$$
MORGANThe office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 1, 12:35 AM MST | Areal Flood Advisory | VEF | Mohave | 3 hr |
| Aug 1, 1:15 AM MST | Flash Flood Warning | VEF | Mohave | 2 hr |
| Aug 1, 2:13 AM MST | Flash Flood Warning | VEF | Mohave | 2 hr |
| Aug 1, 2:33 AM MST | Flash Flood Watch | VEF | Mohave | 26 hr |
| Aug 1, 2:47 AM MST | Flash Flood Warning | VEF | Mohave | 118 min |
| Aug 1, 1:26 PM MST | Areal Flood Advisory | VEF | Mohave | 3 hr |
| Aug 1, 4:18 PM MST | Areal Flood Advisory | VEF | Mohave | 3 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.