Alert archive / California / Flash Flood Warnings in 2011
Flash Flood Warning 30, NWS Las Vegas, NV
NWS Las Vegas, NV issued this flash flood warning at Jul 6, 2011, 4:12 PM PDT for Inyo County, California. 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
- Jul 6, 2011, 4:12 PM PDT (23:12 UTC)
- Expired
- Jul 6, 2011, 7:15 PM PDT
- In force
- 3 hr
- Issued by
- NWS Las Vegas, NV
- Area
- Storm-based polygon
- Flood severity
- None
County Inyo County, CA
The nearest sounding before it
Edwards AFB, CA (KEDW), launched 12:00Z, 11.2 hours before the alert went out and 106 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
- 26 J/kg
- Mixed-layer CIN
- -273 J/kg
- Mixed-layer LCL
- 2088 m above ground
- 0-6 km bulk shear
- 7 kt
- 0-1 km storm-relative helicity
- 17 m²/s²
- 0-3 km storm-relative helicity
- 90 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
316
WGUS55 KVEF 062312
FFWVEF
CAC027-070215-
/O.NEW.KVEF.FF.W.0030.110706T2312Z-110707T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAS VEGAS NV
412 PM PDT WED JUL 6 2011
THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
EXTREME SOUTH CENTRAL INYO COUNTY IN EASTERN CALIFORNIA...
* UNTIL 715 PM PDT.
* AT 407 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
FLASH FLOODING FROM THUNDERSTORMS ALONG A LINE EXTENDING FROM
SOUTHWESTERN INYO COUNTY TO EXTREME SOUTH CENTRAL INYO COUNTY...OR
ALONG A LINE EXTENDING FROM 24 MILES NORTHWEST OF RIDGECREST TO 13
MILES NORTH OF RIDGECREST. THE STORMS PRODUCING FLASH FLOODING WERE
NEARLY STATIONARY. RUNOFF FROM THE STORMS WILL LIKELY CROSS HIGHWAY
395 JUST NORTH OF THE SAN BERNARDINO COUNTY.
* THE STORMS PRODUCING FLASH FLOODING WILL REMAIN OVER MAINLY RURAL
AREAS OF THE INDICATED COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FLASH FLOODING IS EXPECTED ON AREA ROADWAYS...AROUND UNDERPASSES...
AND IN NORMALLY DRY WASHES AND LOW LYING AREAS. FLASH FLOODING IS
NATURES NUMBER ONE KILLER. 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 TWITTER #NWSVEGAS.
&&
LAT...LON 3582 11800 3586 11800 3587 11798 3593 11798
3588 11772 3580 11772 3580 11800
$$
JH2 follow-up statements
115
WGUS75 KVEF 070020
FFSVEF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
520 PM PDT WED JUL 6 2011
CAC027-070215-
/O.CON.KVEF.FF.W.0030.000000T0000Z-110707T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
INYO CA-
520 PM PDT WED JUL 6 2011
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 715 PM PDT FOR
EXTREME SOUTH CENTRAL INYO COUNTY...
AT 513 PM PDT...MAINLY LIGHT RAIN WAS FALLING IN THE WARNING AREA IN
FAR SOUTHWEST INYO COUNTY ALONG HIGHWAY 395 AND NINE MILE CANYON
ROAD. HOWEVER...RUNOFF AND FLASH FLOODING FROM HEAVY RAIN EARLIER IS
STILL POSSIBLE IN THIS AREA THROUGH 715 PM. THIS INCLUDES HIGHWAY
395 JUST NORTH OF THE SAN BERNARDINO COUNTY LINE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FLASH FLOODING IS EXPECTED ON AREA ROADWAYS...AROUND UNDERPASSES...
AND IN NORMALLY DRY WASHES AND LOW LYING AREAS. FLASH FLOODING IS
NATURES NUMBER ONE KILLER. NEVER TRY TO CROSS A FLOODED ROADWAY OR
WALK THROUGH FLOODWATERS. TURN AROUND...DONT DROWN!
REPORT FLOODING BY POSTING YOUR REPORT TO THE LAS VEGAS NATIONAL
WEATHER SERVICE FACEBOOK PAGE OR TWITTER #NWSVEGAS.
&&
LAT...LON 3582 11800 3586 11800 3587 11798 3593 11798
3588 11772 3580 11772 3580 11800
$$
JH219
WGUS75 KVEF 070208
FFSVEF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
708 PM PDT WED JUL 6 2011
CAC027-070217-
/O.EXP.KVEF.FF.W.0030.000000T0000Z-110707T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
INYO CA-
708 PM PDT WED JUL 6 2011
...THE FLASH FLOOD WARNING WILL EXPIRE AT 715 PM PDT FOR EXTREME
SOUTH CENTRAL INYO COUNTY...
HEAVY RAIN HAS NOT FALLEN IN THE WARNING AREA FOR QUITE AWHILE AND
THERE HAVE BEEN NO REPORTS OF FLOODING ON HIGHWAY 395 NEAR THE SAN
BERNARDINO COUNTY LINE. THEREFORE THE FLASH FLOOD WARNING IS BEING
ALLOWED TO EXPIRE.
LAT...LON 3582 11800 3586 11800 3587 11798 3593 11798
3588 11772 3580 11772 3580 11800
$$
JHThe office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 5, 11:19 PM PDT | Areal Flood Advisory | VEF | San Bernardino | 76 min |
| Jul 5, 11:49 PM PDT | Flash Flood Warning | VEF | San Bernardino | 116 min |
| Jul 6, 12:04 AM PDT | Severe Thunderstorm Warning | VEF | San Bernardino | 41 min |
| Jul 6, 12:15 AM PDT | Flash Flood Warning | VEF | San Bernardino | 2 hr |
| Jul 6, 4:40 AM PDT | Flash Flood Watch | VEF | Inyo, San Bernardino | 17 hr |
| Jul 6, 12:14 PM PDT | Areal Flood Advisory | VEF | Inyo | 2 hr |
| Jul 6, 12:31 PM PDT | Areal Flood Advisory | VEF | Inyo | 119 min |
| Jul 6, 1:12 PM PDT | Flash Flood Warning | VEF | Inyo | 2 hr |
| Jul 6, 1:29 PM PDT | Flash Flood Warning | VEF | Inyo | 2 hr |
| Jul 6, 4:07 PM PDT | Flash Flood Warning | VEF | Inyo | 3 hr |
| Jul 6, 4:55 PM PDT | Flash Flood Warning | VEF | Inyo | 2 hr |
Nearby
Flash Flood Warnings in California, 2011Every flash flood warning in 2011
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.