Alert archive / Nevada / Flash Flood Warnings in 2011

Flash Flood Warning 2, NWS Elko, NV

July 5, 2011Nye County, Nevada

NWS Elko, NV issued this flash flood warning at Jul 5, 2011, 9:31 PM PDT for Nye County, Nevada. 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 5, 2011, 9:31 PM PDT (04:31 UTC)
Expired: Jul 6, 2011, 12:30 AM PDT
In force: 3 hr
Issued by: NWS Elko, NV
Area: Storm-based polygon
Flood severity: None

County Nye County, NV

The nearest sounding before it

Reno, NV (KREV), launched 00:00Z, 4.5 hours before the alert went out and 187 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: 5288 m above ground
0-6 km bulk shear: 7 kt
0-1 km storm-relative helicity: 27 m²/s²
0-3 km storm-relative helicity: 31 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.

914 
WGUS55 KLKN 060431
FFWLKN
NVC023-060730-
/O.NEW.KLKN.FF.W.0002.110706T0431Z-110706T0730Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ELKO NV
931 PM PDT TUE JUL 5 2011

THE NATIONAL WEATHER SERVICE IN ELKO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL NYE COUNTY IN SOUTH CENTRAL NEVADA...

* UNTIL 1230 AM PDT

* AT 926 PM PDT...A THUNDERSTORM LOCATED OVER THE SOUTHERN MONITOR 
MOUNTAINS WAS MOVING VERY SLOWLY TOWARD THE SOUTHWEST. THIS PATH 
WILL TAKE IT FROM AROUND WOODPECKER CANYON TOWARD US HIGHWAY 6 SOUTH 
OF THUNDER MOUNTAIN. 

RUNOFF FROM THIS STORM WILL FLOW TO THE WEST TOWARD HIGHWAY 376. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOST FLOOD DEATHS IN FLASH FLOODS OCCUR AT NIGHT BECAUSE PEOPLE 
DRIVE STRAIGHT INTO THE WATER. IF YOU COME TO A FLOODED OR CLOSED 
ROAD. TURN AROUND. DON'T DROWN! OBEY ALL LAW ENFORCEMENT AND HIGHWAY 
DEPARTMENT COMMANDS.

&&

LAT...LON 3830 11712 3831 11682 3804 11683 3804 11706
      3805 11714 3806 11714

$$

BOYD

2 follow-up statements

105 
WGUS75 KLKN 060622
FFSLKN

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ELKO NV
1122 PM PDT TUE JUL 5 2011

NVC023-060730-
/O.CON.KLKN.FF.W.0002.000000T0000Z-110706T0730Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NYE NV-
1122 PM PDT TUE JUL 5 2011

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1230 AM PDT FOR 
CENTRAL NYE COUNTY...

A PROLONGED PERIOD OF NEARLY STATIONARY THUNDERSTORM ACTIVITY  
APPROXIMATELY 20 MILES NORTHEAST OF THE CITY OF TONOPAH...IN THE 
SOUTHERN MONITOR MOUNTAINS...HAS THE POTENTIAL TO CREATE FLASH 
FLOODING CONDITIONS. 

RUNOFF FROM RECENT RAINS HAS THE POTENTIAL TO AFFECT HIGHWAY 376 
FROM THE INTERSECTION WITH US HIGHWAY 6...NORTH APPROXIMATELY 15 
MILES. RUNOFF COULD ALSO AFFECT US HIGHWAY 6 FROM THE INTERSECTION 
OF HIGHWAY 376...EAST TO THE SAULSBURY WASH ROAD.  
 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOST FLOOD DEATHS IN FLASH FLOODS OCCUR AT NIGHT BECAUSE PEOPLE 
DRIVE STRAIGHT INTO THE WATER. IF YOU COME TO A FLOODED OR CLOSED 
ROAD. TURN AROUND. DON'T DROWN! OBEY ALL LAW ENFORCEMENT AND HIGHWAY 
DEPARTMENT COMMANDS.

&&

LAT...LON 3830 11712 3831 11682 3804 11683 3804 11706
      3805 11714 3806 11714

$$

ROOD

803 
WGUS75 KLKN 060730
FFSLKN

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ELKO NV
1230 AM PDT WED JUL 6 2011

NVC023-060734-
/O.EXP.KLKN.FF.W.0002.000000T0000Z-110706T0730Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NYE NV-
1230 AM PDT WED JUL 6 2011

...THE FLASH FLOOD WARNING WILL EXPIRE AT 1230 AM PDT FOR CENTRAL NYE
COUNTY...

LOCALLY HEAVY RAINFALL EARLIER THIS EVENING CENTERED APPROXIMATELY 
20 MILES NORTHEAST OF TONOPAH HAS DIMINISHED. 

WHILE SHOWER ACTIVITY HAS ENDED...TRAVELERS SHOULD USE CAUTION WHILE 
DRIVING IN THIS AREA.

&&

LAT...LON 3830 11712 3831 11682 3804 11683 3804 11706
      3805 11714 3806 11714

$$

ROOD

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 5, 7:23 PM PDT	Special Weather Statement	LKN		37 min
Jul 5, 7:45 PM PDT	Areal Flood Advisory	LKN	Elko	3 hr
Jul 5, 8:13 PM PDT	Flash Flood Warning	LKN	Elko	3 hr
Jul 6, 12:56 PM PDT	Special Weather Statement	LKN	Eureka	34 min
Jul 6, 1:49 PM PDT	Special Weather Statement	LKN		26 min
Jul 6, 2:11 PM PDT	Special Weather Statement	LKN		34 min
Jul 6, 2:35 PM PDT	Special Weather Statement	LKN		25 min
Jul 6, 2:55 PM PDT	Special Weather Statement	LKN	White Pine	35 min
Jul 6, 2:57 PM PDT	Severe Thunderstorm Warning	LKN	Nye	4 min
Jul 6, 2:58 PM PDT	Severe Thunderstorm Warning	LKN	Nye	2 min
Jul 6, 3:21 PM PDT	Special Weather Statement	LKN	Humboldt	39 min

Nearby

Flash Flood Warnings in Nevada, 2011 Every 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.