Alert archive / Nevada / Flash Flood Warnings in 2014
Flash Flood Warning 91, NWS Las Vegas, NV
NWS Las Vegas, NV issued this flash flood warning at Aug 10, 2014, 3:03 PM PDT for Clark County, Nevada. 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 10, 2014, 3:03 PM PDT (22:03 UTC)
- Expired
- Aug 10, 2014, 6:00 PM PDT
- In force
- 3 hr
- Issued by
- NWS Las Vegas, NV
- Area
- Storm-based polygon
- Flood severity
- None
County Clark County, NV
The radar
The Las Vegas radar (KESX), 106 km from the middle of the area, began a volume at 22:06 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, 10.1 hours before the alert went out and 12 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
- 28 J/kg
- Mixed-layer CIN
- -310 J/kg
- Mixed-layer LCL
- 3292 m above ground
- 0-6 km bulk shear
- 5 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- 62 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
054 WGUS55 KVEF 102203 FFWVEF NVC003-110100- /O.NEW.KVEF.FF.W.0091.140810T2203Z-140811T0100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LAS VEGAS NV 303 PM PDT SUN AUG 10 2014 THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A * FLASH FLOOD WARNING FOR... WEST CENTRAL CLARK COUNTY IN SOUTHERN NEVADA... * UNTIL 600 PM PDT * AT 301 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED FLASH FLOODING FROM A THUNDERSTORM OVER WEST CENTRAL CLARK COUNTY...OR 11 MILES NORTH OF MT. CHARLESTON. THE STORM PRODUCING FLASH FLOODING WAS NEARLY STATIONARY. * LOCATIONS IMPACTED INCLUDE... COLD CREEK ROAD PRECAUTIONARY/PREPAREDNESS ACTIONS... FLASH FLOODING IS EXPECTED ON ROADS...IN NORMALLY DRY WASHES AND LOW LYING AREAS. NEVER TRY TO CROSS A FLOODED ROAD OR ENTER A FLOOD CHANNEL. TURN AROUND...DONT DROWN! REPORT FLOODING TO THE LAS VEGAS NATIONAL WEATHER SERVICE VIA FACEBOOK OR TWITTER. && LAT...LON 3659 11562 3644 11538 3632 11558 3642 11576 $$ OUTLER
3 follow-up statements
363 WGUS75 KVEF 102257 FFSVEF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 357 PM PDT SUN AUG 10 2014 NVC003-110100- /O.CON.KVEF.FF.W.0091.000000T0000Z-140811T0100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CLARK NV- 357 PM PDT SUN AUG 10 2014 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 600 PM PDT FOR WEST CENTRAL CLARK COUNTY... AT 354 PM PDT...LIGHT TO MODERATE THUNDERSHOWERS CONTINUED ACROSS THE WARNED AREA. WHILE THE HEAVIEST RAINFALL HAS ENDED...ADDITIONAL STORMS WILL EXACERBATE RUNOFF THROUGH 6 PM. LOCATIONS IMPACTED INCLUDE... COLD CREEK ROAD HIGHWAY 95 BETWEEN INDIAN SPRINGS AND LEE CANYON ROAD PRECAUTIONARY/PREPAREDNESS ACTIONS... FLASH FLOODING IS EXPECTED IN WASHES...LOW WATER CROSSINGS AND ON ROADS. TO ESCAPE RISING WATER...MOVE TO HIGHER GROUND. NEVER TRY TO CROSS A FLOODED ROAD OR ENTER A FLOOD CHANNEL. TURN AROUND...DONT DROWN! REPORT FLOODING TO THE LAS VEGAS NATIONAL WEATHER SERVICE VIA FACEBOOK OR TWITTER. && LAT...LON 3659 11562 3644 11538 3632 11558 3642 11576 $$ OUTLER
599 WGUS75 KVEF 102356 FFSVEF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 456 PM PDT SUN AUG 10 2014 NVC003-110100- /O.CON.KVEF.FF.W.0091.000000T0000Z-140811T0100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CLARK NV- 456 PM PDT SUN AUG 10 2014 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 600 PM PDT FOR WEST CENTRAL CLARK COUNTY... AT 452 PM PDT...THUNDERSTORMS HAVE REDEVELOPED NEAR LEE CANYON ROAD AND CONTINUE TO DUMP HEAVY RAINFALL ON THE WARNED AREA. THIS WILL AGGRAVATE RUNOFF FROM EARLIER RAINFALL THROUGH 6 PM. LOCATIONS IMPACTED INCLUDE... LEE CANYON ROAD COLD CREEK ROAD HIGHWAY 95 BETWEEN INDIAN SPRINGS AND LEE CANYON ROAD PRECAUTIONARY/PREPAREDNESS ACTIONS... FLASH FLOODING IS EXPECTED IN WASHES...LOW WATER CROSSINGS AND ON ROADS. TO ESCAPE RISING WATER...MOVE TO HIGHER GROUND. NEVER TRY TO CROSS A FLOODED ROAD OR ENTER A FLOOD CHANNEL. TURN AROUND...DONT DROWN! REPORT FLOODING TO THE LAS VEGAS NATIONAL WEATHER SERVICE VIA FACEBOOK OR TWITTER. && LAT...LON 3659 11562 3644 11538 3632 11558 3642 11576 $$ OUTLER
636 WGUS75 KVEF 110054 FFSVEF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 554 PM PDT SUN AUG 10 2014 NVC003-110100- /O.EXP.KVEF.FF.W.0091.000000T0000Z-140811T0100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CLARK NV- 554 PM PDT SUN AUG 10 2014 ...THE FLASH FLOOD WARNING WILL EXPIRE AT 600 PM PDT FOR WEST CENTRAL CLARK COUNTY... WHILE TRAINING THUNDERSTORMS CONTINUE...THE RATE OF RAINFALL HAS DECREASED SIGNIFICANTLY SINCE EARLIER THIS AFTERNOON. THEREFORE...THE FLASH FLOOD WARNING WILL EXPIRE AT 6 PM. WHILE THE FLASH FLOOD THREAT HAS DIMINISHED...RUNOFF WILL PERSIST THROUGH THE EVENING. LAT...LON 3659 11562 3644 11538 3632 11558 3642 11576 $$ OUTLER
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.