Alert archive / Arizona / Flash Flood Warnings in 2012
Flash Flood Warning 10, NWS Las Vegas, NV
NWS Las Vegas, NV issued this flash flood warning at Jul 13, 2012, 4:25 PM MST for Mohave County, Arizona. It was in force for 89 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 13, 2012, 4:25 PM MST (23:25 UTC)
- Expired
- Jul 13, 2012, 5:54 PM MST
- In force
- 89 min
- Issued by
- NWS Las Vegas, NV
- Area
- Storm-based polygon
- Flood severity
- None
County Mohave County, AZ
The radar
The Las Vegas radar (KESX), 119 km from the middle of the area, began a volume at 23:25 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, 11.4 hours before the alert went out and 214 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
- 197 J/kg
- Mixed-layer CIN
- -82 J/kg
- Mixed-layer LCL
- 1428 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 36 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
527 WGUS55 KVEF 132325 FFWVEF AZC015-140130- /O.NEW.KVEF.FF.W.0010.120713T2325Z-120714T0130Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LAS VEGAS NV 425 PM MST FRI JUL 13 2012 THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A * FLASH FLOOD WARNING FOR... SOUTH CENTRAL MOHAVE COUNTY IN NORTHWEST ARIZONA... * UNTIL 630 PM MST. * AT 421 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN FROM A THUNDERSTORM 11 MILES EAST OF YUCCA. THE STORM PRODUCING VERY HEAVY RAIN WAS NEARLY STATIONARY. RUNOFF FROM THE STORM WILL TRAVEL WEST THROUGH YUCCA AND ACROSS ALAMO CROSSING ROAD. * LOCATIONS IMPACTED INCLUDE... YUCCA. 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 3488 11428 3499 11390 3476 11384 3471 11422 $$ JH
2 follow-up statements
651 WGUS75 KVEF 140023 FFSVEF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 523 PM MST FRI JUL 13 2012 AZC015-140130- /O.CON.KVEF.FF.W.0010.000000T0000Z-120714T0130Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ MOHAVE AZ- 523 PM MST FRI JUL 13 2012 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 630 PM MST FOR SOUTH CENTRAL MOHAVE COUNTY... AT 517 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED RAINFALL IN THE WARNING AREA WAS DISSIPATING. HOWEVER...RUNOFF FROM HEAVY RAIN EARLIER IS STILL EXPECTED DOWNSTREAM IN THE YUCCA AREA. LOCATIONS IMPACTED INCLUDE... YUCCA. PRECAUTIONARY/PREPAREDNESS ACTIONS... FLASH FLOODING IS EXPECTED IN WASHES...LOW WATER CROSSINGS AND ON AREA ROADWAYS. FLASH FLOODING IS NATURES NUMBER ONE KILLER. TO ESCAPE RISING WATER...MOVE TO HIGHER GROUND. NEVER TRY TO CROSS A FLOODED ROADWAY OR WALK THROUGH FLOODWATERS. TURN AROUND...DONT DROWN! REPORT FLOODING BY POSTING YOUR REPORT TO THE LAS VEGAS NATIONAL WEATHER SERVICE FACEBOOK PAGE...OR BY USING THE TWITTER HASHTAG... NWSVEGAS. && LAT...LON 3488 11428 3499 11390 3476 11384 3471 11422 $$ JH
269 WGUS75 KVEF 140054 FFSVEF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 554 PM MST FRI JUL 13 2012 AZC015-140104- /O.CAN.KVEF.FF.W.0010.000000T0000Z-120714T0130Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ MOHAVE AZ- 554 PM MST FRI JUL 13 2012 ...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR SOUTH CENTRAL MOHAVE COUNTY... NO RAIN HAS FALLEN IN THE WARNING AREA FOR AWHILE AND THERE ARE NO REPORTS OF FLOODING IN THE YUCCA AREA. THEREFORE THE WARNING HAS BEEN CANCELLED. THERE IS STILL POTENTIAL THIS EVENING FOR MORE THUNDERSTORMS AND ASSOCIATED HEAVY RAIN. LAT...LON 3488 11428 3499 11390 3476 11384 3471 11422 $$ JH
The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 13, 7:03 AM MST | Areal Flood Advisory | VEF | Mohave | 117 min |
| Jul 13, 11:12 AM MST | Areal Flood Advisory | VEF | Mohave | 2 hr |
| Jul 13, 2:24 PM MST | Flash Flood Warning | VEF | Mohave | 111 min |
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.