Alert archive / Nevada / Flash Flood Warnings in 2016
Flash Flood Warning 115, NWS Las Vegas, NV
NWS Las Vegas, NV issued this flash flood warning at Aug 26, 2016, 10:35 PM PDT for Clark County, Nevada; Mohave County, Arizona; San Bernardino County, California. It was in force for 3 hr. 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 26, 2016, 10:35 PM PDT (05:35 UTC)
- Expired
- Aug 27, 2016, 1:30 AM PDT
- In force
- 3 hr
- Issued by
- NWS Las Vegas, NV
- Area
- Storm-based polygon
- Flood severity
- None
Counties Mohave County, AZ, San Bernardino County, CA, Clark County, NV
The radar
The Las Vegas radar (KESX), 85 km from the middle of the area, began a volume at 05:38 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
Las Vegas, NV (KVEF), launched 00:00Z, 5.6 hours before the alert went out and 180 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
- 5 J/kg
- Mixed-layer CIN
- -12 J/kg
- Mixed-layer LCL
- 3514 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 22 m²/s²
- 0-3 km storm-relative helicity
- 35 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
045
WGUS55 KVEF 270535
FFWVEF
AZC015-CAC071-NVC003-270830-
/O.NEW.KVEF.FF.W.0115.160827T0535Z-160827T0830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAS VEGAS NV
1035 PM PDT FRI AUG 26 2016
THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHWESTERN MOHAVE COUNTY IN NORTHWESTERN ARIZONA...
EASTERN SAN BERNARDINO COUNTY IN SOUTHERN CALIFORNIA...
SOUTHEASTERN CLARK COUNTY IN SOUTHERN NEVADA...
* UNTIL 130 AM PDT/130 AM MST/
* AT 1033 PM PDT/1033 PM MST/...DOPPLER RADAR INDICATED
THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS LAUGHLIN, BULLHEAD CITY,
AND OATMAN. THE STORMS ARE MOVING NORTHEAST AT 25 MPH TOWARD
GOLDEN VALLEY. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
BULLHEAD CITY...KINGMAN...LAUGHLIN...KATHERINE LANDING...OATMAN...
MESQUITE CREEK...GOLDEN VALLEY...MOHAVE VALLEY...
MOJAVE RANCH ESTATES AND WILLOW VALLEY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
&&
LAT...LON 3529 11407 3504 11409 3476 11435 3492 11465
3530 11463
$$
MORGAN3 follow-up statements
097
WGUS75 KVEF 270637
FFSVEF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
1137 PM PDT FRI AUG 26 2016
AZC015-CAC071-NVC003-270830-
/O.CON.KVEF.FF.W.0115.000000T0000Z-160827T0830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MOHAVE AZ-SAN BERNARDINO CA-CLARK NV-
1137 PM PDT FRI AUG 26 2016
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 130 AM PDT/130 AM
MST/ FOR SOUTHWESTERN MOHAVE...EASTERN SAN BERNARDINO AND
SOUTHEASTERN CLARK COUNTIES...
AT 1130 PM...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING HEAVY
RAIN WERE MOVING TO THE EAST OF GOLDEN VALLEY AND RAINFALL WAS
DIMINISHING ACROSS THE WARNED AREA. AROUND THREE-QUARTERS OF AN INCH
OF RAIN FELL IN 30 MINUTES AND FLASH FLOODING CAN BE EXPECTED FOR
FLOOD PRONE ROADS.
SOME LOCATIONS THAT WILL EXPERIENCE FLOODING
INCLUDE... BULLHEAD CITY...OATMAN...GOLDEN VALLEY...MOHAVE VALLEY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
&&
LAT...LON 3529 11407 3504 11409 3476 11435 3492 11465
3530 11463
$$
JA913
WGUS75 KVEF 270736
FFSVEF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
1236 AM PDT SAT AUG 27 2016
AZC015-CAC071-NVC003-270830-
/O.CON.KVEF.FF.W.0115.000000T0000Z-160827T0830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MOHAVE AZ-SAN BERNARDINO CA-CLARK NV-
1236 AM PDT SAT AUG 27 2016
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 130 AM PDT/130 AM
MST/ FOR SOUTHWESTERN MOHAVE...EASTERN SAN BERNARDINO AND
SOUTHEASTERN CLARK COUNTIES...
AT 1231 AM...DOPPLER RADAR INDICATED ONLY ISOLATED THUNDERSTORMS
WITH LIGHT TO MODERATE RAIN SHOWERS ACROSS THE WARNED AREA FROM
MOHAVE VALLEY AND OATMAN. FLASH FLOODING FROM THE EARLIER HEAVY
RAINFALL OF AROUND THREE-QUARTERS OF AN INCH IN 30 MINUTES WILL
CONTINUE TO IMPACT FLOOD PRONE ROADS THROUGH 130 AM.
SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
BULLHEAD CITY...OATMAN...GOLDEN VALLEY...MOHAVE VALLEY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
&&
LAT...LON 3529 11407 3504 11409 3476 11435 3492 11465
3530 11463
$$
JA545
WGUS75 KVEF 270830
FFSVEF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
130 AM PDT SAT AUG 27 2016
AZC015-CAC071-NVC003-270834-
/O.EXP.KVEF.FF.W.0115.000000T0000Z-160827T0830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MOHAVE AZ-SAN BERNARDINO CA-CLARK NV-
130 AM PDT SAT AUG 27 2016
...THE FLASH FLOOD WARNING FOR SOUTHWESTERN MOHAVE...EASTERN SAN
BERNARDINO AND SOUTHEASTERN CLARK COUNTIES WILL EXPIRE AT 130 AM
PDT/130 AM MST/...
THUNDERSTORMS WITH HEAVY RAIN ENDED OVER MOST OF THE WARNED AREA
BEFORE MIDNIGHT. SIGNIFICANT FLOODING IS NO LONGER EXPECTED TO POSE
A THREAT FOR THE AREA BETWEEN BULLHEAD CITY...GOLDEN VALLEY AND
OATMAN. PLEASE HEED ANY REMAINING ROAD CLOSURES. ADDITIONAL
THUNDERSTORM DEVELOPMENT IS EXPECTED OVERNIGHT. STAY ALERT FOR THE
POTENTIAL FOR ADDTIONAL HEAVY RAINFALL OVER MOHAVE COUNTY.
LAT...LON 3529 11407 3504 11409 3476 11435 3492 11465
3530 11463
$$
JAThe office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 26, 6:38 PM PDT | Flash Flood Warning | VEF | Clark | 3 hr |
| Aug 26, 7:37 PM PDT | Flash Flood Warning | VEF | Clark | 113 min |
| Aug 26, 8:40 PM PDT | Flash Flood Warning | VEF | Clark | 4 hr |
| Aug 26, 9:23 PM PDT | Severe Thunderstorm Warning | VEF | Clark | 52 min |
| Aug 26, 9:26 PM PDT | Flash Flood Warning | VEF | Clark | 3 hr |
| Aug 26, 10:02 PM PDT | Severe Thunderstorm Warning | VEF | Clark | 22 min |
| Aug 26, 10:07 PM PDT | Severe Thunderstorm Warning | VEF | Clark | 38 min |
| Aug 26, 10:50 PM PDT | Severe Thunderstorm Warning | VEF | Clark | 40 min |
| Aug 26, 9:40 PM PDT | Severe Thunderstorm Warning | VEF | Mohave | 35 min |
| Aug 26, 10:43 PM PDT | Severe Thunderstorm Warning | VEF | Mohave | 47 min |
| Aug 27, 2:26 AM PDT | Areal Flood Advisory | VEF | Mohave | 3 hr |
| Aug 27, 6:07 AM PDT | Flash Flood Warning | VEF | Mohave | 4 hr |
| Aug 27, 7:11 AM PDT | Areal Flood Advisory | VEF | Mohave | 3 hr |
| Aug 27, 7:43 AM PDT | Flash Flood Warning | VEF | Mohave | 3 hr |
| Aug 27, 9:53 AM PDT | Areal Flood Warning | VEF | Mohave | 12 hr |
| Aug 26, 9:44 PM PDT | Flash Flood Warning | VEF | Inyo, San Bernardino | 3 hr |
| Aug 26, 10:01 PM PDT | Flash Flood Warning | VEF | San Bernardino | 3 hr |
| Aug 27, 5:06 AM PDT | Flash Flood Warning | VEF | San Bernardino | 4 hr |
| Aug 27, 4:04 PM PDT | Flash Flood Warning | VEF | San Bernardino | 3 hr |
Nearby
Flash Flood Warnings in Nevada, 2016Flash Flood Warnings in Arizona, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.