Alert archive / California / Flash Flood Warnings in 2012
Flash Flood Warning 4, NWS Las Vegas, NV
NWS Las Vegas, NV issued this flash flood warning at Jul 13, 2012, 2:55 PM PDT for Inyo County, California. It was in force for 2 hr. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jul 13, 2012, 2:55 PM PDT (21:55 UTC)
- Expired
- Jul 13, 2012, 5:00 PM PDT
- In force
- 2 hr
- Issued by
- NWS Las Vegas, NV
- Area
- Storm-based polygon
- Flood severity
- None
County Inyo County, CA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 13, 4:00 PM PDT | FLASH FLOOD | 15 Nnw Panamint Raws, CA | THE PARK SERVICE REPORTED A LARGE AMOUNT OF DEBRIS WASHED ONTO EMIGRANT CANYON ROAD. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Las Vegas, NV (KVEF), launched 12:00Z, 9.9 hours before the alert went out and 147 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.
095 WGUS55 KVEF 132155 FFWVEF CAC027-140000- /O.NEW.KVEF.FF.W.0004.120713T2155Z-120714T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LAS VEGAS NV 255 PM PDT FRI JUL 13 2012 THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A * FLASH FLOOD WARNING FOR... CENTRAL INYO COUNTY IN EASTERN CALIFORNIA... * UNTIL 500 PM PDT. * AT 249 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN FROM A THUNDERSTORM OVER DEATH VALLEY NATIONAL PARK ABOUT 15 MILES SOUTH OF STOVEPIPE WELLS. THE STORM WAS NEARLY STATIONARY BUT HAD EXPANDED NORTHWARD. * LOCATIONS IMPACTED INCLUDE... STATE ROUTE 190 NEAR TOWNE PASS AND ALSO WILDROSE 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 3622 11703 3618 11726 3647 11738 3652 11722 $$ JA
2 follow-up statements
745 WGUS75 KVEF 132303 FFSVEF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 403 PM PDT FRI JUL 13 2012 CAC027-140000- /O.CON.KVEF.FF.W.0004.000000T0000Z-120714T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ INYO CA- 403 PM PDT FRI JUL 13 2012 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 500 PM PDT FOR CENTRAL INYO COUNTY... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT HEAVY RAINFALL HAD ENDED OVER STATE ROUTE 190 NEAR TOWNE PASS AND WILDROSE ROAD IN DEATH VALLEY NATIONAL PARK. HOWEVER...FLASH FLOODING FROM EARLIER HEAVY RAIN OVER THIS AREA WILL REMAIN A THREAT THROUGH 5 PM. LOCATIONS IMPACTED INCLUDE... STATE ROUTE 190 NEAR TOWNE PASS AND WILDROSE ROAD IN DEATH VALLEY NATIONAL PARK. PRECAUTIONARY/PREPAREDNESS ACTIONS... FLASH FLOODING IS EXPECTED IN WASHES...LOW WATER CROSSINGS AND ON AREA ROADWAYS. FLASH FLOODING IS NATURES NUMBER ONE KILLER. TO ESCAPE RISING WATER...MOVE TO HIGHER GROUND. NEVER TRY TO CROSS A FLOODED ROADWAY OR WALK THROUGH FLOODWATERS. TURN AROUND...DONT DROWN! REPORT FLOODING BY POSTING YOUR REPORT TO THE LAS VEGAS NATIONAL WEATHER SERVICE FACEBOOK PAGE...OR BY USING THE TWITTER HASHTAG... NWSVEGAS. && LAT...LON 3622 11703 3618 11726 3647 11738 3652 11722 $$ JA
978 WGUS75 KVEF 132355 FFSVEF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 455 PM PDT FRI JUL 13 2012 CAC027-140002- /O.EXP.KVEF.FF.W.0004.000000T0000Z-120714T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ INYO CA- 455 PM PDT FRI JUL 13 2012 ...THE FLASH FLOOD WARNING WILL EXPIRE AT 500 PM PDT FOR CENTRAL INYO COUNTY... NO HEAVY RAIN HAS OCCURRED NEAR STATE ROUTE 190 AND TOWNE PASS IN DEATH VALLEY NATIONAL PARK SINCE BEFORE 4 PM AND THE THREAT OF FLASH FLOODING HAS ENDED FOR THIS AREA. LAT...LON 3622 11703 3618 11726 3647 11738 3652 11722 $$ JA
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, 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 |
| Jul 13, 4:16 PM PDT | Flash Flood Warning | VEF | Inyo | 119 min |
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.