Alert archive / Nevada / Special Weather Statements in 2021

Special Weather Statement, NWS Elko, NV

August 1, 2021Elko County, Nevada

NWS Elko, NV issued this special weather statement at Aug 1, 2021, 10:39 PM PDT for Elko County, Nevada. It was in force for 36 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, 10:39 PM PDT (05:39 UTC)
Expired
Aug 1, 2021, 11:15 PM PDT
In force
36 min
Issued by
NWS Elko, NV

County Elko County, NV

The radar

The Elko radar (KLRX), 142 km from the middle of the area, began a volume at 05:40 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, 5.7 hours before the alert went out and 82 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°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.

873 
WWUS85 KLKN 020539
SPSLKN

Special Weather Statement
National Weather Service Elko NV
1039 PM PDT Sun Aug 1 2021
 
NVZ034-038-039-020615-
Southwest Elko County NV-South Central Elko County NV-
Ruby Mountains and East Humboldt Range NV-
1039 PM PDT Sun Aug 1 2021

...SIGNIFICANT WEATHER ADVISORY FOR SOUTH CENTRAL ELKO COUNTY UNTIL
1115 PM PDT...

At 1037 PM PDT, Doppler radar was tracking a line of strong 
thunderstorms moving eastward off of the Ruby mountains.

Small hail, heavy rain, and wind gusts 40 to 50 mph will be possible 
with this storm.

Locations impacted include...
Clover Valley, Ruby Valley and Secret Pass. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is occurring with this storm, and may lead to 
localized flooding. Do not drive your vehicle through flooded 
roadways.

&&

LAT...LON 4041 11525 4092 11524 4102 11495 4039 11494
TIME...MOT...LOC 0537Z 262DEG 32KT 4070 11502 

$$

90

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 1, 5:06 PM PDTSpecial Weather StatementLKN39 min
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 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.