Alert archive / Arizona / Flash Flood Warnings in 2012
Flash Flood Warning 96, NWS Las Vegas, NV
NWS Las Vegas, NV issued this flash flood warning at Aug 3, 2012, 3:24 PM MST for Mohave County, Arizona. It was in force for 2 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 3, 2012, 3:24 PM MST (22:24 UTC)
- Expired
- Aug 3, 2012, 5:30 PM MST
- In force
- 2 hr
- Issued by
- NWS Las Vegas, NV
- Area
- Storm-based polygon
- Flood severity
- None
County Mohave County, AZ
The radar
The Cedar City radar (KICX), 133 km from the middle of the area, began a volume at 22:27 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
Flgstf/Belemont, AZ (KFGZ), launched 12:00Z, 10.4 hours before the alert went out and 182 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
- 245 J/kg
- Mixed-layer CIN
- -109 J/kg
- Mixed-layer LCL
- 1525 m above ground
- 0-6 km bulk shear
- 1 kt
- 0-1 km storm-relative helicity
- -27 m²/s²
- 0-3 km storm-relative helicity
- -12 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
618 WGUS55 KVEF 032224 FFWVEF AZC015-040030- /O.NEW.KVEF.FF.W.0096.120803T2224Z-120804T0030Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LAS VEGAS NV 324 PM MST FRI AUG 3 2012 THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A * FLASH FLOOD WARNING FOR... NORTHEASTERN MOHAVE COUNTY IN NORTHWEST ARIZONA... * UNTIL 530 PM MST. * AT 316 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN FROM A THUNDERSTORM NEAR MT. TRUMBULL...OR 42 MILES SOUTH OF COLORADO CITY. THE STORM PRODUCING VERY HEAVY RAIN WAS NEARLY STATIONARY. * LOCATIONS IMPACTED INCLUDE... MT. TRUMBULL. 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 BY USING THE TWITTER HASHTAG... NWSVEGAS. && LAT...LON 3648 11326 3648 11308 3633 11308 3634 11326 $$ STACHELSKI
2 follow-up statements
761 WGUS75 KVEF 032329 FFSVEF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 429 PM MST FRI AUG 3 2012 AZC015-040030- /O.CON.KVEF.FF.W.0096.000000T0000Z-120804T0030Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ MOHAVE AZ- 429 PM MST FRI AUG 3 2012 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 530 PM MST FOR NORTHEASTERN MOHAVE COUNTY... AT 425 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS IN THE MT TRUMBULL AREA HAD WEAKENED. HOWEVER RADAR ESTIMATES OF OVER 2 INCHES OF RAIN WERE SHOWN IN THIS AREA. EVEN THOUGH HEAVY RAIN HAS ENDED...RUNOFF CAN STILL OCCUR RESULTING IN FLASH FLOODING. LOCATIONS IMPACTED INCLUDE... MT TRUMBULL AND THE MT TRUMBULL LOOP ROAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... FLASH FLOODING IS EXPECTED IN WASHES...LOW WATER CROSSINGS AND ON AREA ROADWAYS. FLASH FLOODING IS NATURES NUMBER ONE KILLER. TO ESCAPE RISING WATER...MOVE TO HIGHER GROUND. NEVER TRY TO CROSS A FLOODED ROADWAY OR WALK THROUGH FLOODWATERS. TURN AROUND...DONT DROWN! REPORT FLOODING BY POSTING YOUR REPORT TO THE LAS VEGAS NATIONAL WEATHER SERVICE FACEBOOK PAGE...OR BY USING THE TWITTER HASHTAG... NWSVEGAS. && LAT...LON 3648 11326 3648 11308 3633 11308 3634 11326 $$ STACHELSKI
133 WGUS75 KVEF 040023 FFSVEF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 523 PM MST FRI AUG 3 2012 AZC015-040031- /O.EXP.KVEF.FF.W.0096.000000T0000Z-120804T0030Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ MOHAVE AZ- 523 PM MST FRI AUG 3 2012 ...THE FLASH FLOOD WARNING WILL EXPIRE AT 530 PM MST FOR NORTHEASTERN MOHAVE COUNTY... THE THUNDERSTORMS PRODUCING HEAVY RAIN NEAR MT TRUMBULL HAVE DISSIPATED...AND THE THREAT OF FLASH FLOODING HAS ENDED. LAT...LON 3648 11326 3648 11308 3633 11308 3634 11326 $$ KENNEDY
The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 6:46 PM MST | Areal Flood Advisory | VEF | Mohave | 59 min |
| Aug 3, 4:44 PM MST | Flash Flood Warning | VEF | Mohave | 3 hr |
Nearby
Flash Flood Warnings in Arizona, 2012Every flash flood warning in 2012
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.