Alert archive / Nevada / Special Weather Statements in 2021

Special Weather Statement, NWS Elko, NV

August 1, 2021

NWS Elko, NV issued this special weather statement at Aug 1, 2021, 5:06 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 1, 2021, 5:06 PM PDT (00:06 UTC)
Expired
Aug 1, 2021, 5:45 PM PDT
In force
39 min
Issued by
NWS Elko, NV

The radar

The Elko radar (KLRX), 137 km from the middle of the area, began a volume at 00:07 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 00:00Z, 0.1 hours before the alert went out and 188 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 00:00Z on 2021-08-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 219 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Elko, NV at 00:00Z on 2021-08-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -27 square meters per square second.193958Sfc1 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
219 J/kg
Mixed-layer CIN
-23 J/kg
Mixed-layer LCL
1852 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
-27 m²/s²
0-3 km storm-relative helicity
1 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

425 
WWUS85 KLKN 020006
SPSLKN

Special Weather Statement
National Weather Service Elko NV
506 PM PDT Sun Aug 1 2021
 
NVZ031-020045-
Northern Elko County NV-
506 PM PDT Sun Aug 1 2021

...SIGNIFICANT WEATHER ADVISORY FOR NORTH CENTRAL ELKO COUNTY UNTIL
545 PM PDT...

At 506 PM PDT, Doppler radar was tracking a strong thunderstorm 14
miles southwest of Owyhee, moving northeast at 10 mph.

Dime size hail and wind gusts 35 to 45 mph will be possible with 
this storm.

Locations impacted include...
Mountain City, Owyhee, Sheep Creek Reservoir and Wilson Rservoir. 

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

LAT...LON 4178 11567 4166 11637 4181 11645 4200 11609
      4200 11605
TIME...MOT...LOC 0006Z 246DEG 9KT 4179 11629 

$$

DP

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 1, 5:35 PM PDTSpecial Weather StatementLKN25 min
Aug 1, 6:10 PM PDTAreal Flood AdvisoryLKNElko10 hr
Aug 1, 6:53 PM PDTFlash Flood WarningLKNElko9 hr
Aug 1, 10:39 PM PDTSpecial Weather StatementLKNElko36 min
Aug 2, 4:10 PM PDTSpecial Weather StatementLKN35 min

Nearby

Special Weather Statements in Nevada, 2021Every special weather statement in 2021

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.