Alert archive / Nevada / Flash Flood Warnings in 2012

Flash Flood Warning 1, NWS Elko, NV

July 14, 2012Eureka County, Lander County, White Pine County, Nevada

NWS Elko, NV issued this flash flood warning at Jul 14, 2012, 4:57 PM PDT for Eureka County, Lander County, White Pine County, Nevada. It was in force for 100 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 14, 2012, 4:57 PM PDT (23:57 UTC)
Expired: Jul 14, 2012, 6:37 PM PDT
In force: 100 min
Issued by: NWS Elko, NV
Area: Storm-based polygon
Flood severity: None

Counties Eureka County, NV, Lander County, NV, White Pine County, NV

The radar

The Elko radar (KLRX), 164 km from the middle of the area, began a volume at 23:59 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

Reno, NV (KREV), launched 12:00Z, 12.0 hours before the alert went out and 167 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 2959 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 10 m²/s²
0-3 km storm-relative helicity: 30 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

679 
WGUS55 KLKN 142357
FFWLKN
NVC011-015-033-150200-
/O.NEW.KLKN.FF.W.0001.120714T2357Z-120715T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ELKO NV
457 PM PDT SAT JUL 14 2012

THE NATIONAL WEATHER SERVICE IN ELKO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EXTREME WEST CENTRAL WHITE PINE COUNTY IN EASTERN NEVADA...
  SOUTHERN EUREKA COUNTY IN NORTH CENTRAL NEVADA...
  SOUTHEASTERN LANDER COUNTY IN NORTH CENTRAL NEVADA...

* UNTIL 700 PM PDT

* AT 451 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  FLASH FLOODING FROM A THUNDERSTORM OVER THE WARNED AREA.

LOCATIONS NEAR THE PATH OF INCLUDE...SOUTH OF PINTO SUMMIT ALONG 
U.S. HIGHWAY 50 AND STATE ROUTE 379. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...FISH 
CREEK...ANTELOPE WASH...STONEBERGER CREEK...SOUTH FORK ALLISON 
CREEK...WILLOW CREEK...NORTH FORK KELLY CREEK...REYNOLDS 
CREEK...DUCKWATER CREEK..

ADDITIONAL RAINFALL AMOUNTS OF ONE HALF AN INCH ARE POSSIBLE IN THE 
WARNED AREA.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL 
CREEKS AND STREAMS...AND COUNTRY ROADS.

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.

&&

LAT...LON 3940 11658 3943 11577 3918 11576 3918 11673

$$

DD

2 follow-up statements

154 
WGUS75 KLKN 150051
FFSLKN

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ELKO NV
551 PM PDT SAT JUL 14 2012

NVC011-015-033-150200-
/O.CON.KLKN.FF.W.0001.000000T0000Z-120715T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WHITE PINE NV-EUREKA NV-LANDER NV-
551 PM PDT SAT JUL 14 2012

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 700 PM PDT FOR
SOUTHEASTERN LANDER...SOUTHERN EUREKA AND EXTREME WEST CENTRAL WHITE
PINE COUNTIES...

AT 543 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE THUNDERSTORMS PRODUCING FLASH FLOODING OVER THE WARNED
AREA.

THE HEAVIEST RAINFALL OCCURRED SOUTH OF HICKISON SUMMIT EASTWARD TO 
PINTO SUMMIT WITH UP TO TWO INCHES OF RAINFALL. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

ADDITIONAL RAINFALL AMOUNTS OF ONE QUARTER OF AN INCH ARE POSSIBLE 
IN THE WARNED AREA OVER THE NEXT HOUR. 

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL 
CREEKS AND STREAMS...AND COUNTRY ROADS.

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.

&&

LAT...LON 3940 11658 3943 11577 3918 11576 3918 11673

$$

DD

000 
WGUS75 KLKN 150137
FFSLKN

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ELKO NV
637 PM PDT SAT JUL 14 2012

NVC011-015-033-150145-
/O.CAN.KLKN.FF.W.0001.000000T0000Z-120715T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WHITE PINE NV-EUREKA NV-LANDER NV-
637 PM PDT SAT JUL 14 2012

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR SOUTHEASTERN
LANDER...SOUTHERN EUREKA AND EXTREME WEST CENTRAL WHITE PINE
COUNTIES...

SHOWERS AND THUNDERSTORMS CONTINUE TO TAPER OFF THIS EVENING...WITH 
NO SIGNIFICANT RAINFALL EXPECTED...THUS THE FLASH FLOOD WARNING HAS 
BEEN CANCELLED. CREEKS AND DRY WASHES COULD CONTINUE TO RUN THROUGH 
THE EVENING.  

&&

LAT...LON 3940 11658 3943 11577 3918 11576 3918 11673

$$

DD

The office that day

Everything else NWS Elko, NV issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 13, 5:38 PM PDT	Special Weather Statement	LKN		37 min
Jul 13, 6:00 PM PDT	Areal Flood Advisory	LKN	Nye	2 hr
Jul 14, 1:02 PM PDT	Special Weather Statement	LKN	Eureka	43 min
Jul 14, 1:12 PM PDT	Areal Flood Advisory	LKN	Lander	3 hr
Jul 14, 1:44 PM PDT	Areal Flood Advisory	LKN	Eureka, Lander	5 hr
Jul 14, 1:51 PM PDT	Special Weather Statement	LKN		24 min
Jul 14, 1:55 PM PDT	Special Weather Statement	LKN	Eureka	35 min
Jul 14, 1:57 PM PDT	Special Weather Statement	LKN		33 min
Jul 14, 2:13 PM PDT	Special Weather Statement	LKN	Eureka	32 min
Jul 14, 2:42 PM PDT	Special Weather Statement	LKN	Eureka	33 min
Jul 14, 2:58 PM PDT	Severe Thunderstorm Warning	LKN	Eureka, White Pine	32 min
Jul 14, 3:37 PM PDT	Special Weather Statement	LKN		23 min
Jul 14, 4:08 PM PDT	Special Weather Statement	LKN	White Pine	22 min
Jul 14, 4:47 PM PDT	Special Weather Statement	LKN		28 min

Nearby

Flash Flood Warnings in Nevada, 2012 Every 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.