Alert archive / California / Flash Flood Warnings in 2014
Flash Flood Warning 45, NWS Las Vegas, NV
NWS Las Vegas, NV issued this flash flood warning at Jul 27, 2014, 6:35 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 27, 2014, 6:35 PM PDT (01:35 UTC)
- Expired
- Jul 27, 2014, 9:30 PM PDT
- In force
- 3 hr
- Issued by
- NWS Las Vegas, NV
- Area
- Storm-based polygon
- Flood severity
- None
County Inyo County, CA
The radar
The Edwards AFB radar (KEYX), 131 km from the middle of the area, began a volume at 01:35 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 00:00Z, 1.6 hours before the alert went out and 109 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
- 146 J/kg
- Mixed-layer CIN
- -141 J/kg
- Mixed-layer LCL
- 2949 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 72 m²/s²
- 0-3 km storm-relative helicity
- 91 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
112
WGUS55 KVEF 280135
FFWVEF
CAC027-280430-
/O.NEW.KVEF.FF.W.0045.140728T0135Z-140728T0430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAS VEGAS NV
635 PM PDT SUN JUL 27 2014
THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHEASTERN INYO COUNTY IN EASTERN CALIFORNIA...
* UNTIL 930 PM PDT
* AT 624 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
FLASH FLOODING FROM A THUNDERSTORM OVER SOUTHEASTERN INYO COUNTY...
OR WEST OF SHOSHONE. THE STORM PRODUCING FLASH FLOODING WAS
NEARLY STATIONARY.
* LOCATIONS IMPACTED INCLUDE...
HIGHWAY 178 AND BAD WATER ROAD TO MORMON POINT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FLASH FLOODING IS EXPECTED IN WASHES...LOW WATER CROSSINGS AND ON
ROADS. TO ESCAPE RISING WATER...MOVE TO HIGHER GROUND. NEVER TRY TO
CROSS A FLOODED ROAD OR ENTER A FLOOD CHANNEL. TURN AROUND...DONT
DROWN!
REPORT FLOODING TO THE LAS VEGAS NATIONAL WEATHER SERVICE VIA
FACEBOOK OR TWITTER.
&&
LAT...LON 3621 11693 3622 11682 3603 11664 3603 11638
3581 11632 3584 11664 3590 11679
$$
JS2 follow-up statements
662
WGUS75 KVEF 280301
FFSVEF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
801 PM PDT SUN JUL 27 2014
CAC027-280430-
/O.CON.KVEF.FF.W.0045.000000T0000Z-140728T0430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
INYO CA-
801 PM PDT SUN JUL 27 2014
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 930 PM PDT FOR
SOUTHEASTERN INYO COUNTY...
AT 748 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE MODERATE TO HEAVY RAIN PRODUCING FLASH FLOODING OVER THE
WARNED AREA.
LOCATIONS IMPACTED INCLUDE...HIGHWAY 178 WEST OF SHOSHONE...BADWATER
ROAD NORTH TO MORMAN POINT...WESTSIDE ROAD.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FLASH FLOODING IS EXPECTED IN WASHES...LOW WATER CROSSINGS AND ON
ROADS. TO ESCAPE RISING WATER...MOVE TO HIGHER GROUND. NEVER TRY TO
CROSS A FLOODED ROAD OR ENTER A FLOOD CHANNEL. TURN AROUND...DONT
DROWN!
REPORT FLOODING TO THE LAS VEGAS NATIONAL WEATHER SERVICE VIA
FACEBOOK OR TWITTER.
&&
LAT...LON 3621 11693 3622 11682 3603 11664 3603 11638
3581 11632 3584 11664 3590 11679
$$
JS256
WGUS75 KVEF 280423
FFSVEF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
923 PM PDT SUN JUL 27 2014
CAC027-280431-
/O.EXP.KVEF.FF.W.0045.000000T0000Z-140728T0430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
INYO CA-
923 PM PDT SUN JUL 27 2014
...THE FLASH FLOOD WARNING WILL EXPIRE AT 930 PM PDT FOR SOUTHEASTERN
INYO COUNTY...
THUNDERSTORMS HAVE DISSIPATED AND THE THREAT OF FLASH FLOODING HAS
ENDED SO THE WARNING WILL BE ALLOWED TO EXPIRE ON TIME.
LAT...LON 3621 11693 3622 11682 3603 11664 3603 11638
3581 11632 3584 11664 3590 11679
$$
JSThe office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 28, 3:13 AM PDT | Flash Flood Watch | VEF | Inyo, San Bernardino | 18 hr |
| Jul 28, 1:09 PM PDT | Flash Flood Warning | VEF | San Bernardino | 3 hr |
| Jul 28, 1:27 PM PDT | Flash Flood Warning | VEF | San Bernardino | 3 hr |
| Jul 28, 2:39 PM PDT | Flash Flood Warning | VEF | San Bernardino | 3 hr |
Nearby
Flash Flood Warnings in California, 2014Every flash flood warning in 2014
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.