Alert archive / Nevada / Flash Flood Warnings in 2014
Flash Flood Warning 9, NWS Las Vegas, NV
NWS Las Vegas, NV issued this flash flood warning at Jul 5, 2014, 11:19 PM PDT for Clark County, Nye County, Nevada. 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, 11:19 PM PDT (06:19 UTC)
- Expired
- Jul 6, 2014, 2:15 AM PDT
- In force
- 3 hr
- Issued by
- NWS Las Vegas, NV
- Area
- Storm-based polygon
- Flood severity
- None
Counties Clark County, NV, Nye County, NV
The radar
The Las Vegas radar (KESX), 87 km from the middle of the area, began a volume at 06:21 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 |
|---|---|---|---|
| Jul 6, 1:00 AM PDT | FLASH FLOOD | 5 E Mt. Charleston, NV | CLARK COUNTY FLOOD CONTROL DISTRICT REPORTED THAT A DEBRIS FLOW KNOCKED THE GATE TO THE GRIFFITH PEAK TRAILHEAD OFF ITS HINGES. AT LEAST 200 FEET OF DEBRIS CROSSED HARRIS SPRINGS ROAD MAKING IT IMPASSIBLE. THE EVENT TIME IS AN ESTIMATE. |
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, 6.3 hours before the alert went out and 20 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
- 152 J/kg
- Mixed-layer CIN
- -193 J/kg
- Mixed-layer LCL
- 2750 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- -2 m²/s²
- 0-3 km storm-relative helicity
- 63 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
088
WGUS55 KVEF 060619
FFWVEF
NVC003-023-060915-
/O.NEW.KVEF.FF.W.0009.140706T0619Z-140706T0915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAS VEGAS NV
1119 PM PDT SAT JUL 5 2014
THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
EXTREME SOUTH CENTRAL NYE COUNTY IN SOUTH CENTRAL NEVADA...
WEST CENTRAL CLARK COUNTY IN SOUTHERN NEVADA...
* UNTIL 215 AM PDT
* AT 1117 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
FLASH FLOODING FROM A THUNDERSTORM NEAR KYLE CANYON CAMPGROUND...OR
NEAR MT. CHARLESTON. THE STORM PRODUCING FLASH FLOODING WAS NEARLY
STATIONARY.
* LOCATIONS IMPACTED INCLUDE...
MT. CHARLESTON...KYLE CANYON CAMPGROUND...FLETCHER VIEW
CAMPGROUND...MARY JANE FALLS CAMPGROUND...LONE MOUNTAIN AND
CENTENNIAL HILLS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
HEAVY RAIN IS FALLING ON THE CARPENTER ONE BURN AREA. WATER LEVELS WILL
RISE VERY RAPIDLY...LEADING TO MUD AND DEBRIS FLOWS IN AND
DOWNSTREAM OF THE BURN AREA.
&&
LAT...LON 3615 11591 3627 11573 3630 11557 3637 11535
3627 11524 3612 11560 3602 11570
$$
DSB2 follow-up statements
097
WGUS75 KVEF 060724
FFSVEF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
1224 AM PDT SUN JUL 6 2014
NVC003-023-060915-
/O.CON.KVEF.FF.W.0009.000000T0000Z-140706T0915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CLARK NV-NYE NV-
1224 AM PDT SUN JUL 6 2014
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 215 AM PDT FOR
EXTREME SOUTH CENTRAL NYE AND WEST CENTRAL CLARK COUNTIES...
AT 1213 AM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THE THUNDERSTORM OVER THE CARPENTER 1 BURN AREA HAS WEAKENED.
HOWEVER...RADAR ESTIMATED BETWEEN ONE AND ONE AND HALF INCHES OF
RAIN FELL OVER THE BURN AREA SO RUNOFF WILL LIKE CONTINUE INTO THE
EARLY MORNING HOURS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
HEAVY RAIN HAS FALLEN ON THE CARPENTER 1 BURN AREA. WATER LEVELS
WILL RISE VERY RAPIDLY...LEADING TO MUD AND DEBRIS FLOWS IN AND
DOWNSTREAM OF THE BURN AREA.
&&
LAT...LON 3615 11591 3627 11573 3630 11557 3637 11535
3627 11524 3612 11560 3602 11570
$$
BP000
WGUS75 KVEF 060857
FFSVEF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
157 AM PDT SUN JUL 6 2014
NVC003-023-060900-
/O.CAN.KVEF.FF.W.0009.000000T0000Z-140706T0915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CLARK NV-NYE NV-
157 AM PDT SUN JUL 6 2014
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR EXTREME SOUTH
CENTRAL NYE AND WEST CENTRAL CLARK COUNTIES...
HEAVY RAINFALL THAT WAS FALLING OVER THE CARPENTER 1 BURN AREA HAS
ENDED. THE THREAT OF ADDITIONAL FLASH FLOODING OR POTENTIAL DEBRIS
FLOWS IN RAINBOW CANYON HAS PASSED. AN AUTOMATED GAGE IN RAINBOW
CANYON MEASURED NEARLY ONE INCH OF RAIN BETWEEN 11 PM AND MIDNIGHT
LATE SATURDAY EVENING.
LAT...LON 3615 11591 3627 11573 3630 11557 3637 11535
3627 11524 3612 11560 3602 11570
$$
BPThe office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 5, 5:02 PM PDT | Flash Flood Warning | VEF | Nye | 118 min |
| Jul 6, 2:25 PM PDT | Areal Flood Advisory | VEF | Clark | 3 hr |
| Jul 6, 3:09 PM PDT | Flash Flood Warning | VEF | Clark | 3 hr |
| Jul 6, 3:12 PM PDT | Flash Flood Warning | VEF | Clark | 3 hr |
| Jul 6, 3:22 PM PDT | Flash Flood Warning | VEF | Clark | 113 min |
| Jul 6, 3:51 PM PDT | Areal Flood Advisory | VEF | Lincoln | 3 hr |
Nearby
Flash Flood Warnings in Nevada, 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.