Alert archive / California / Flash Flood Warnings in 2012
Flash Flood Warning 8, NWS Las Vegas, NV
NWS Las Vegas, NV issued this flash flood warning at Jul 13, 2012, 4:16 PM PDT for Inyo County, California. It was in force for 119 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, 4:16 PM PDT (23:16 UTC)
- Expired
- Jul 13, 2012, 6:15 PM PDT
- In force
- 119 min
- Issued by
- NWS Las Vegas, NV
- Area
- Storm-based polygon
- Flood severity
- None
County Inyo County, CA
The radar
The San Joaquin Valley radar (KHNX), 167 km from the middle of the area, began a volume at 23:16 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, 11.3 hours before the alert went out and 239 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2268 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 25 m²/s²
- 0-3 km storm-relative helicity
- 44 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
031 WGUS55 KVEF 132316 FFWVEF CAC027-140115- /O.NEW.KVEF.FF.W.0008.120713T2316Z-120714T0115Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LAS VEGAS NV 416 PM PDT FRI JUL 13 2012 THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A * FLASH FLOOD WARNING FOR... NORTHWESTERN INYO COUNTY IN EASTERN CALIFORNIA... * UNTIL 615 PM PDT. * AT 411 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN FROM A THUNDERSTORM OVER NORTHWESTERN INYO COUNTY...OR 13 MILES EAST OF BIG PINE. THE STORM PRODUCING VERY HEAVY RAIN WAS NEARLY STATIONARY. * LOCATIONS IMPACTED INCLUDE... DEATH VALLEY ROAD BETWEEN HIGHWAY 168 AND THE FAR NORTHWEST CORNER OF DEATH VALLEY NATIONAL PARK. 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 3722 11819 3728 11795 3696 11785 3694 11806 $$ JA
2 follow-up statements
385 WGUS75 KVEF 140011 FFSVEF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 511 PM PDT FRI JUL 13 2012 CAC027-140115- /O.CON.KVEF.FF.W.0008.000000T0000Z-120714T0115Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ INYO CA- 511 PM PDT FRI JUL 13 2012 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 615 PM PDT FOR NORTHWESTERN INYO COUNTY... AT 505 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED A NEARLY STATIONARY THUNDERSTORM OVER THE INYO MOUNTAINS SOUTH OF WESTGARD PASS HAD WEAKENED. HOWEVER RUNOFF FROM THIS STORM WILL STILL BE CAPABLE OF PRODUCING FLASH FLOODING AND WASHING ROCKS AND MUD ONTO DEATH VALLEY ROAD. RADAR ESTIMATED AS MUCH AS THREE QUARTERS OF AN INCH OF RAIN HAD FALLEN WITH THIS STORM. THIS STORM WAS LOCATED OVER NORTHWESTERN INYO COUNTY...OR 16 MILES EAST OF BIG PINE. LOCATIONS IMPACTED INCLUDE... DEATH VALLEY ROAD BETWEEN HIGHWAY 168 AND THE NORTHWEST PORTION OF DEATH VALLEY NATIONAL PARK. PRECAUTIONARY/PREPAREDNESS ACTIONS... FLASH FLOODING IS EXPECTED IN WASHES...LOW WATER CROSSINGS AND ON AREA ROADWAYS. FLASH FLOODING IS NATURES NUMBER ONE KILLER. TO ESCAPE RISING WATER...MOVE TO HIGHER GROUND. NEVER TRY TO CROSS A FLOODED ROADWAY OR WALK THROUGH FLOODWATERS. TURN AROUND...DONT DROWN! REPORT FLOODING BY POSTING YOUR REPORT TO THE LAS VEGAS NATIONAL WEATHER SERVICE FACEBOOK PAGE...OR BY USING THE TWITTER HASHTAG... NWSVEGAS. && LAT...LON 3722 11819 3728 11795 3696 11785 3694 11806 $$ STACHELSKI
140 WGUS75 KVEF 140116 FFSVEF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 616 PM PDT FRI JUL 13 2012 CAC027-140125- /O.EXP.KVEF.FF.W.0008.000000T0000Z-120714T0115Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ INYO CA- 616 PM PDT FRI JUL 13 2012 ...THE FLASH FLOOD WARNING HAS EXPIRED FOR NORTHWESTERN INYO COUNTY FOR THE DEATH VALLEY ROAD AREA... RADAR SHOWS THE THUNDERSTORM OVER DEATH VALLEY ROAD HAS WEAKENED. THEREFORE THE THREAT FOR ANY ADDITIONAL HEAVY RAIN IN THIS IMMEDIATE AREAS HAS ENDED AND THE FLASH FLOOD WARNING WILL BE ALLOWED TO EXPIRE. LAT...LON 3722 11819 3728 11795 3696 11785 3694 11806 $$ STACHELSKI
The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 13, 6:03 AM PDT | Areal Flood Advisory | VEF | San Bernardino | 117 min |
| Jul 13, 7:03 AM PDT | Areal Flood Advisory | VEF | San Bernardino | 117 min |
| Jul 13, 1:22 PM PDT | Flash Flood Warning | VEF | Inyo | 113 min |
| Jul 13, 2:55 PM PDT | Flash Flood Warning | VEF | Inyo | 2 hr |
| Jul 13, 3:51 PM PDT | Flash Flood Warning | VEF | San Bernardino | 114 min |
| Jul 13, 4:09 PM PDT | Flash Flood Warning | VEF | San Bernardino | 2 hr |
Nearby
Flash Flood Warnings in California, 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.