Alert archive / Nevada / Special Weather Statements in 2011

Special Weather Statement, NWS Elko, NV

August 4, 2011

NWS Elko, NV issued this special weather statement at Aug 4, 2011, 3:21 PM PDT. It was in force for 39 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
Aug 4, 2011, 3:21 PM PDT (22:21 UTC)
Expired
Aug 4, 2011, 4:00 PM PDT
In force
39 min
Issued by
NWS Elko, NV

The radar

The Salt Lake City radar (KMTX), 159 km from the middle of the area, began a volume at 22:24 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, 10.4 hours before the alert went out and 111 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 2011-08-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 24 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 2011-08-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 83 square meters per square second.19395878Sfc1 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
24 J/kg
Mixed-layer CIN
-402 J/kg
Mixed-layer LCL
2637 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
83 m²/s²
0-3 km storm-relative helicity
125 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.

200 
WWUS85 KLKN 042221
SPSLKN

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ELKO NV
321 PM PDT THU AUG 4 2011

NVZ031-042300-
NORTHERN ELKO COUNTY NV-
321 PM PDT THU AUG 4 2011

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN ELKO COUNTY UNTIL
400 PM PDT...

AT 318 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM 19 MILES EAST OF CONTACT...MOVING NORTHEAST AT 25
MPH.

HAIL UP TO THE SIZE OF PENNIES AND WIND GUSTS UP TO 50 MPH ARE
EXPECTED WITH THIS STORM...ALONG WITH HEAVY RAIN AND FREQUENT
DANGEROUS LIGHTNING.

* LOCATIONS IMPACTED INCLUDE...
  RURAL NORTHEASTERN ELKO COUNTY...

IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A
STURDY BUILDING.

&&

LAT...LON 4199 11402 4181 11403 4158 11425 4168 11453
      4201 11438 4200 11404
TIME...MOT...LOC 2221Z 203DEG 22KT 4173 11437

$$

TURNER

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 3, 5:40 PM PDTSpecial Weather StatementLKNWhite Pine50 min
Aug 3, 6:57 PM PDTSpecial Weather StatementLKN33 min
Aug 3, 11:19 PM PDTSpecial Weather StatementLKN26 min
Aug 4, 3:41 AM PDTSpecial Weather StatementLKN34 min
Aug 4, 4:46 AM PDTSpecial Weather StatementLKN44 min
Aug 4, 5:23 AM PDTSpecial Weather StatementLKN52 min
Aug 4, 6:29 AM PDTSpecial Weather StatementLKN46 min
Aug 4, 12:48 PM PDTSpecial Weather StatementLKN42 min
Aug 4, 12:53 PM PDTSpecial Weather StatementLKN52 min
Aug 4, 1:05 PM PDTSevere Thunderstorm WarningLKNElko25 min
Aug 4, 1:32 PM PDTSpecial Weather StatementLKN43 min
Aug 4, 2:07 PM PDTSpecial Weather StatementLKN23 min
Aug 4, 2:31 PM PDTSpecial Weather StatementLKN44 min
Aug 4, 3:15 PM PDTSpecial Weather StatementLKN45 min

Nearby

Special Weather Statements in Nevada, 2011Every special weather statement 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; radar from the NEXRAD Level II archive.