Alert archive / Nevada / Flash Flood Warnings in 2012
Flash Flood Warning 7, NWS Elko, NV
NWS Elko, NV issued this flash flood warning at Aug 13, 2012, 3:27 PM PDT for Elko County, Nevada. It was in force for 4 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
- Aug 13, 2012, 3:27 PM PDT (22:27 UTC)
- Expired
- Aug 13, 2012, 7:30 PM PDT
- In force
- 4 hr
- Issued by
- NWS Elko, NV
- Area
- Storm-based polygon
- Flood severity
- None
County Elko County, NV
The radar
The Salt Lake City radar (KMTX), 156 km from the middle of the area, began a volume at 22:29 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
Elko, NV (KLKN), launched 12:00Z, 10.5 hours before the alert went out and 38 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
- 409 J/kg
- Mixed-layer CIN
- -226 J/kg
- Mixed-layer LCL
- 1993 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- -30 m²/s²
- 0-3 km storm-relative helicity
- -43 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
764
WGUS55 KLKN 132227
FFWLKN
NVC007-140230-
/O.NEW.KLKN.FF.W.0007.120813T2227Z-120814T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ELKO NV
327 PM PDT MON AUG 13 2012
THE NATIONAL WEATHER SERVICE IN ELKO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
EAST CENTRAL ELKO COUNTY IN NORTHEAST NEVADA...
THIS INCLUDES THE CITY OF MONTELLO...
* UNTIL 730 PM PDT
* AT 319 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS PRODUCING VERY HEAVY RAIN OVER THE MURDOCH
MOUNTAINS WEST OF MONTELLO...MOVING EAST SLOWLY AT 10 MPH. VERY
HEAVY RAINFALL WILL QUICKLY FILL STREAMS AND WASHES IN THE MURDOCH
MOUNTAINS...WITH RUNOFF POTENTIALLY AFFECTING MONTELLO.
THIS STORM IS ALSO PRODUCING FREQUENT CLOUD TO GROUND LIGHTNING
AND PERHAPS SMALL HAIL.
LOCATIONS INCLUDED IN THE FLASH FLOOD WARNING INCLUDE...
MONTELLO...
STATE HIGHWAY 233 NEAR MONTELLO...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
ADDITIONAL RAINFALL AMOUNTS OF ONE HALF TO ONE INCH ARE POSSIBLE IN
THE WARNED AREA.
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. MOVE TO HIGHER GROUND.
MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN ELKO.
&&
LAT...LON 4101 11430 4124 11476 4147 11445 4129 11401
4121 11403
$$
TURNER2 follow-up statements
394
WGUS75 KLKN 140052
FFSLKN
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ELKO NV
552 PM PDT MON AUG 13 2012
NVC007-140230-
/O.CON.KLKN.FF.W.0007.000000T0000Z-120814T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ELKO NV-
552 PM PDT MON AUG 13 2012
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 730 PM PDT FOR EAST
CENTRAL ELKO COUNTY...
THE THUNDERSTORM THAT PRODUCED HEAVY RAINFALL IN THE MURDOCH
MOUNTAINS WEST OF MONTELLO HAS MOVED OUT OF THE AREA. HOWEVER RUNOFF
FROM THE HEAVY RAINFALL COULD FILL DRY WASHES LEADING INTO MONTELLO
AND CAUSE FLASH FLOODING.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO MONTELLO
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
&&
LAT...LON 4101 11430 4124 11476 4147 11445 4129 11401
4121 11403
$$
91022
WGUS75 KLKN 140224
FFSLKN
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ELKO NV
724 PM PDT MON AUG 13 2012
NVC007-140231-
/O.EXP.KLKN.FF.W.0007.000000T0000Z-120814T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ELKO NV-
724 PM PDT MON AUG 13 2012
...THE FLASH FLOOD WARNING WILL EXPIRE AT 730 PM PDT FOR EAST CENTRAL
ELKO COUNTY...
RUNOFF FROM THUNDERSTORMS THAT PRODUCED HEAVY RAINFALL AROUND
MONTELLO EARLIER THIS AFTERNOON NO LONGER POSES A THREAT OF FLASH
FLOODING.
&&
LAT...LON 4101 11430 4124 11476 4147 11445 4129 11401
4121 11403
$$
91The office that day
Everything else NWS Elko, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 13, 9:27 AM PDT | Flash Flood Watch | LKN | Eureka, Lander, Nye, White Pine | 11 hr |
| Aug 13, 12:49 PM PDT | Flash Flood Warning | LKN | Eureka | 3 hr |
| Aug 13, 1:04 PM PDT | Special Weather Statement | LKN | 26 min | |
| Aug 13, 1:18 PM PDT | Special Weather Statement | LKN | 27 min | |
| Aug 13, 1:31 PM PDT | Special Weather Statement | LKN | 29 min | |
| Aug 13, 2:09 PM PDT | Areal Flood Advisory | LKN | Eureka | 4 min |
| Aug 13, 2:12 PM PDT | Areal Flood Advisory | LKN | White Pine | 42 min |
| Aug 13, 2:52 PM PDT | Flash Flood Warning | LKN | White Pine | 3 hr |
| Aug 13, 3:02 PM PDT | Areal Flood Advisory | LKN | Nye | 97 min |
| Aug 13, 3:54 PM PDT | Areal Flood Advisory | LKN | Elko | 3 hr |
Nearby
Flash Flood Warnings in Nevada, 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.