Alert archive / Nevada / Special Weather Statements in 2020

Special Weather Statement, NWS Elko, NV

August 18, 2020

NWS Elko, NV issued this special weather statement at Aug 18, 2020, 8:32 PM PDT. It was in force for 43 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 18, 2020, 8:32 PM PDT (03:32 UTC)
Expired
Aug 18, 2020, 9:15 PM PDT
In force
43 min
Issued by
NWS Elko, NV

The radar

The Elko radar (KLRX), 23 km from the middle of the area, began a volume at 03:34 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, 3.5 hours before the alert went out and 198 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 2020-08-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 145 joules per kilogram.LCLEL10008507005003002001001 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 2020-08-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 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
145 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
4208 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
-14 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

595 
WWUS85 KLKN 190332
SPSLKN

Special Weather Statement
National Weather Service Elko NV
832 PM PDT Tue Aug 18 2020
 
NVZ031-036-190415-
Northern Elko County NV-
Northern Lander County and Northern Eureka County NV-
832 PM PDT Tue Aug 18 2020

...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN LANDER...WESTERN ELKO
AND NORTHWESTERN EUREKA COUNTIES UNTIL 915 PM PDT...

At 832 PM PDT, Doppler radar was tracking a strong thunderstorm 10
miles north of Argenta, moving northeast at 20 mph.

Wind gusts 40 to 50 mph will be possible with this storm.

Locations impacted include...
North Area Mine.

LAT...LON 4071 11645 4079 11686 4107 11682 4094 11622
TIME...MOT...LOC 0332Z 220DEG 17KT 4081 11672 

$$

99

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 18, 5:06 PM PDTSpecial Weather StatementLKNLander39 min
Aug 18, 5:18 PM PDTSpecial Weather StatementLKN42 min
Aug 18, 5:24 PM PDTSpecial Weather StatementLKN51 min
Aug 18, 5:28 PM PDTSpecial Weather StatementLKN47 min
Aug 18, 5:43 PM PDTSpecial Weather StatementLKN47 min
Aug 18, 5:46 PM PDTSpecial Weather StatementLKNLander44 min
Aug 18, 6:45 PM PDTSpecial Weather StatementLKNHumboldt45 min
Aug 18, 6:55 PM PDTSpecial Weather StatementLKN50 min
Aug 18, 7:40 PM PDTSpecial Weather StatementLKN50 min
Aug 18, 8:01 PM PDTSpecial Weather StatementLKN44 min
Aug 18, 8:02 PM PDTSpecial Weather StatementLKN43 min
Aug 18, 8:06 PM PDTSpecial Weather StatementLKNHumboldt39 min
Aug 18, 8:33 PM PDTSpecial Weather StatementLKN42 min
Aug 18, 8:44 PM PDTSpecial Weather StatementLKN46 min
Aug 18, 9:10 PM PDTSpecial Weather StatementLKN65 min
Aug 18, 9:53 PM PDTSpecial Weather StatementLKN67 min
Aug 19, 3:25 PM PDTSpecial Weather StatementLKN20 min
Aug 19, 3:26 PM PDTSpecial Weather StatementLKN34 min

Nearby

Special Weather Statements in Nevada, 2020Every special weather statement in 2020

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.