Alert archive / Nevada / Flash Flood Warnings in 2013
Flash Flood Warning 2, NWS Las Vegas, NV
NWS Las Vegas, NV issued this flash flood warning at Jul 5, 2013, 2:52 PM PDT for Clark County, Nevada. It was in force for 113 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
- Jul 5, 2013, 2:52 PM PDT (21:52 UTC)
- Expired
- Jul 5, 2013, 4:45 PM PDT
- In force
- 113 min
- Issued by
- NWS Las Vegas, NV
- Area
- Storm-based polygon
- Flood severity
- None
County Clark County, NV
The radar
The Las Vegas radar (KESX), 116 km from the middle of the area, began a volume at 21:54 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 12:00Z, 9.9 hours before the alert went out and 40 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
- 90 J/kg
- Mixed-layer CIN
- -393 J/kg
- Mixed-layer LCL
- 3344 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- -16 m²/s²
- 0-3 km storm-relative helicity
- 16 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
046 WGUS55 KVEF 052152 FFWVEF NVC003-052345- /O.NEW.KVEF.FF.W.0002.130705T2152Z-130705T2345Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LAS VEGAS NV 252 PM PDT FRI JUL 5 2013 THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A * FLASH FLOOD WARNING FOR... NORTH CENTRAL CLARK COUNTY IN SOUTHERN NEVADA... * UNTIL 445 PM PDT. * AT 242 PM PDT...AT 242 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN FROM A THUNDERSTORM 9 MILES WEST OF HAYFORD PK...OR 22 MILES NORTH OF FLOYD LAMB PARK. THIS STORM WILL ALSO AFFECT ALAMO ROAD WHICH LEADS INTO THE DESERT NATIONAL WILDLIFE RESERVE. THE STORM PRODUCING VERY HEAVY RAIN WAS NEARLY STATIONARY. * LOCATIONS IMPACTED INCLUDE... ALAMO ROAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... FLASH FLOODING IS EXPECTED ON AREA ROADWAYS...AROUND UNDERPASSES... AND IN NORMALLY DRY WASHES AND LOW LYING AREAS. FLASH FLOODING IS NATURES NUMBER ONE KILLER. NEVER TRY TO CROSS A FLOODED ROADWAY OR WALK THROUGH FLOODWATERS. TURN AROUND...DONT DROWN! REPORT FLOODING BY POSTING YOUR REPORT TO THE LAS VEGAS NATIONAL WEATHER SERVICE FACEBOOK PAGE...OR ON TWITTER USING...AT NWSVEGAS. CAMPERS AND HIKERS SHOULD BE ALERT TO THE POSSIBILITY OF RAPIDLY RISING WATER AND BE PREPARED TO MOVE QUICKLY TO HIGHER GROUND IF FLASH FLOODING IS OBSERVED. && LAT...LON 3682 11534 3669 11512 3650 11528 3661 11552 $$ ASG
2 follow-up statements
879 WGUS75 KVEF 052221 FFSVEF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 321 PM PDT FRI JUL 5 2013 NVC003-052345- /O.CON.KVEF.FF.W.0002.000000T0000Z-130705T2345Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CLARK NV- 321 PM PDT FRI JUL 5 2013 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 445 PM PDT FOR NORTH CENTRAL CLARK COUNTY... AT 312 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE THUNDERSTORMS PRODUCING VERY HEAVY RAIN. THESE STORMS WERE LOCATED NEAR HAYFORD PK...OR 23 MILES NORTH OF FLOYD LAMB PARK. THIS STORM WILL ALSO AFFECT ALAMO ROAD WHICH LEADS INTO THE DESERT NATIONAL WILDLIFE REFUGE. THESE THUNDERSTORMS WITH EXCESSIVE RAIN WERE NEARLY STATIONARY. LOCATIONS IMPACTED INCLUDE... ALAMO ROAD...PORTIONS OF THE DESERT NATIONAL WILDLIFE REFUGE. PRECAUTIONARY/PREPAREDNESS ACTIONS... FLASH FLOODING IS EXPECTED IN WASHES...LOW WATER CROSSINGS AND ON AREA ROADWAYS. FLASH FLOODING IS NATURES NUMBER ONE KILLER. TO ESCAPE RISING WATER...MOVE TO HIGHER GROUND. NEVER TRY TO CROSS A FLOODED ROADWAY OR WALK THROUGH FLOODWATERS. TURN AROUND...DONT DROWN! REPORT FLOODING BY POSTING YOUR REPORT TO THE LAS VEGAS NATIONAL WEATHER SERVICE FACEBOOK PAGE...OR ON TWITTER USING...AT NWSVEGAS. CAMPERS AND HIKERS SHOULD BE ALERT TO THE POSSIBILITY OF RAPIDLY RISING WATER AND BE PREPARED TO MOVE QUICKLY TO HIGHER GROUND IF FLASH FLOODING IS OBSERVED. && LAT...LON 3682 11534 3669 11512 3650 11528 3661 11552 $$ ASG
577 WGUS75 KVEF 052336 FFSVEF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 436 PM PDT FRI JUL 5 2013 NVC003-052345- /O.EXP.KVEF.FF.W.0002.000000T0000Z-130705T2345Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CLARK NV- 436 PM PDT FRI JUL 5 2013 ...THE FLASH FLOOD WARNING WILL EXPIRE AT 445 PM PDT FOR NORTH CENTRAL CLARK COUNTY... THE THUNDERSTORMS THAT PROMPTED THE FLASH FLOOD WARNING FOR PORTIONS OF THE DESERT NATIONAL WILDLIFE REFUGE HAVE MOVED NORTHEAST AND DISSIPATED. SOME RUNOFF MAY STILL OCCUR INTO THIS EVENING...BUT THE THREAT OF ADDITIONAL FLASH FLOODING HAS ENDED. LAT...LON 3682 11534 3669 11512 3650 11528 3661 11552 $$ ASG
The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 5, 3:26 PM PDT | Severe Thunderstorm Warning | VEF | Clark | 49 min |
Nearby
Flash Flood Warnings in Nevada, 2013Every flash flood warning in 2013
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.