Alert archive / Nevada / Flash Flood Warnings in 2012

Flash Flood Warning 2, NWS Elko, NV

July 15, 2012Elko County, Nevada

NWS Elko, NV issued this flash flood warning at Jul 15, 2012, 1:01 PM PDT for Elko 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 15, 2012, 1:01 PM PDT (20:01 UTC)
Expired
Jul 15, 2012, 3:52 PM PDT
In force
3 hr
Issued by
NWS Elko, NV
Area
Storm-based polygon
Flood severity
None

County Elko County, NV

The radar

The Elko radar (KLRX), 125 km from the middle of the area, began a volume at 20:00 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, 8.0 hours before the alert went out and 95 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-pSkew-T log-p diagram, Elko, NV at 12:00Z on 2012-07-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 14 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Elko, NV at 12:00Z on 2012-07-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 88 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
14 J/kg
Mixed-layer CIN
-239 J/kg
Mixed-layer LCL
1827 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
88 m²/s²
0-3 km storm-relative helicity
104 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.

773 
WGUS55 KLKN 152001
FFWLKN
NVC007-160000-
/O.NEW.KLKN.FF.W.0002.120715T2001Z-120716T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ELKO NV
101 PM PDT SUN JUL 15 2012

THE NATIONAL WEATHER SERVICE IN ELKO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL ELKO COUNTY IN NORTHEAST NEVADA...
  THIS INCLUDES THE RUBY MOUNTAINS AROUND LAMOILLE CANYON...
  THIS INCLUDES LAMOILLE CREEK...  
  THIS INCLUDES THE CITY OF RUBY VALLEY...
  

* UNTIL 500 PM PDT

* AT 1254 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
  A THUNDERSTORM PRODUCING VERY HEAVY RAIN OVER THE RUBY MOUNTAINS   
  NEAR THE TOP OF LAMOILLE CANYON. THIS WILL LIKELY PRODUCE FLOODING 
  ON LAMOILLE CREEK AND IN THE CAMPGROUNDS IN THE AREA. 

GET TO HIGHER GROUND IMMEDIATELY. THIS IS A POTENTIALLY LIFE 
THREATENING SITUATION. IF WATER COVERS A ROAD OR THE ROAD IS 
CLOSED...TURN AROUND. DON'T DROWN!

&&

LAT...LON 4081 11541 4081 11517 4063 11517 4063 11541

$$

BB
3 follow-up statements
089 
WGUS75 KLKN 152042
FFSLKN

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ELKO NV
142 PM PDT SUN JUL 15 2012

NVC007-160000-
/O.CON.KLKN.FF.W.0002.000000T0000Z-120716T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ELKO NV-
142 PM PDT SUN JUL 15 2012

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 500 PM PDT FOR
CENTRAL ELKO COUNTY...

AT 133 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A THUNDERSTORM PRODUCING VERY HEAVY RAIN OVER THE NORTHERN 
RUBY MOUNTAINS.

THE STORM HAS DRIFTED NORTH OF LAMOILLE CANYON. THE HEAVIEST RAINS 
WILL LIKELY FALL IN THE FOLLOWING DRAINAGES...

THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...TALBOT 
CREEK...ROBINSON CREEK...SMITH CREEK...WILSON CREEK...SOLDIER 
CREEK...MIDDLE FORK...COLD CREEK...THORPE CREEK...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE DOING ANY KIND OF ACTIVITIES NEAR THE NORTHERN 
RUBIES...YOU NEED TO TAKE ACTION NOW TO GET TO HIGHER GROUND OR AWAY 
FROM THE MOUNTAINS. THE RAINS WILL FALL UP HIGH AND RAPIDLY FLOW 
DOWNSTREAM OR DOWNHILL. THIS IS POTENTIALLY A LIFE THREATENING 
SITUATION.

IF YOU COME TO A FLOODED OR CLOSED ROAD...TURN AROUND. DON'T DROWN!

&&

LAT...LON 4081 11541 4081 11517 4063 11517 4063 11541

$$

BB
018 
WGUS75 KLKN 152201
FFSLKN

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ELKO NV
301 PM PDT SUN JUL 15 2012

NVC007-160000-
/O.CON.KLKN.FF.W.0002.000000T0000Z-120716T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ELKO NV-
301 PM PDT SUN JUL 15 2012

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 500 PM PDT FOR
CENTRAL ELKO COUNTY...

AT 257 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED THAT 
STORMS HAD TEMPORARILY MOVED AWAY FROM LAMOILLE CANYON AND THE 
NORTHERN RUBY MOUNTAINS. HOWEVER...ANOTHER ROUND OF STORMS WAS 
MOVING FROM THE SOUTHWEST AND WILL LIKELY AFFECT THE AREA BY ABOUT 4 
PM. 

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO RUBY VALLEY 
AND LAMOILLE CANYON. STREAMS FLOWING OUT OF THE NORTHERN RUBY 
MOUNTAINS WILL LIKELY ALSO BE AFFECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE
YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME
KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR
CREEKS.

IF YOU ARE DRIVING AND COME TO A FLOODED OR CLOSED ROAD...TURN 
AROUND. DON'T DROWN!

&&

LAT...LON 4081 11541 4081 11517 4063 11517 4063 11541

$$

BB
799 
WGUS75 KLKN 152252
FFSLKN

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ELKO NV
352 PM PDT SUN JUL 15 2012

NVC007-152301-
/O.CAN.KLKN.FF.W.0002.000000T0000Z-120716T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ELKO NV-
352 PM PDT SUN JUL 15 2012

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR CENTRAL ELKO
COUNTY...

THUNDERSTORMS AND SHOWERS OVER THE RUBY MOUNTAINS HAVE DECREASED AND 
ONLY LIGHT SHOWERS ARE EXPECTED NOW. THE FLASH FLOOD WARNING HAS 
BEEN CANCELLED.

&&

LAT...LON 4081 11541 4081 11517 4063 11517 4063 11541

$$
BB

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 5:03 PM PDTSevere Thunderstorm WarningLKNElko, White Pine17 min
Jul 14, 5:11 PM PDTSpecial Weather StatementLKN34 min
Jul 14, 6:10 PM PDTSpecial Weather StatementLKNElko35 min
Jul 15, 12:47 PM PDTAreal Flood AdvisoryLKNEureka, Lander, Nye3 hr
Jul 15, 12:48 PM PDTSpecial Weather StatementLKN27 min
Jul 15, 2:17 PM PDTSpecial Weather StatementLKNElko28 min
Jul 15, 2:22 PM PDTSpecial Weather StatementLKNEureka23 min
Jul 15, 2:47 PM PDTSpecial Weather StatementLKN28 min
Jul 15, 2:55 PM PDTAreal Flood AdvisoryLKNElko2 hr
Jul 15, 3:11 PM PDTSpecial Weather StatementLKN34 min
Jul 15, 3:32 PM PDTSpecial Weather StatementLKN28 min
Jul 15, 3:35 PM PDTSpecial Weather StatementLKN25 min
Jul 15, 3:46 PM PDTSpecial Weather StatementLKN29 min
Jul 15, 4:31 PM PDTSpecial Weather StatementLKN29 min
Jul 15, 4:45 PM PDTSpecial Weather StatementLKN30 min

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.