Alert archive / Nevada / Special Weather Statements in 2021

Special Weather Statement, NWS Reno, NV

August 1, 2021Washoe County, Nevada

NWS Reno, NV issued this special weather statement at Aug 1, 2021, 7:16 PM PDT for Washoe County, Nevada. It was in force for 44 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Aug 1, 2021, 7:16 PM PDT (02:16 UTC)
Expired
Aug 1, 2021, 8:00 PM PDT
In force
44 min
Issued by
NWS Reno, NV

County Washoe County, NV

The radar

The Reno radar (KRGX), 93 km from the middle of the area, began a volume at 02:18 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.

What was reported inside it

TimeReportWhereRemark
Aug 1, 7:59 PM PDTNON-TSTM WND GST 558 Nnw Smoke Creek Deser, NVMESONET STATION BUFN2 BUFFALO CREEK.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Reno, NV (KREV), launched 00:00Z, 2.3 hours before the alert went out and 178 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, Reno, NV at 00:00Z on 2021-08-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 204 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, Reno, NV at 00:00Z on 2021-08-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 31 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
204 J/kg
Mixed-layer CIN
-25 J/kg
Mixed-layer LCL
2730 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
31 m²/s²
0-3 km storm-relative helicity
69 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

383 
WWUS85 KREV 020216
SPSREV

Special Weather Statement
National Weather Service Reno NV
716 PM PDT Sun Aug 1 2021
 
NVZ005-020300-
Northern Washoe County NV-
716 PM PDT Sun Aug 1 2021

...STRONG THUNDERSTORM WEST OF THE SMOKE CREEK DESERT...SOUTHEASTERN 
LASSEN AND CENTRAL WASHOE COUNTIES UNTIL 800 PM PDT...

At 715 PM PDT, Doppler radar was tracking a strong thunderstorm 26
miles northeast of Herlong, moving east at 5 mph.

Nickel size hail and winds in excess of 40 mph will be possible with
this storm.

Locations impacted include...
Smoke Creek Desert.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

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 4067 11981 4042 11968 4038 11998 4043 12001
      4057 12000
TIME...MOT...LOC 0215Z 247DEG 5KT 4049 11994 

$$

CJ

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 1, 7:03 PM PDTSevere Thunderstorm WarningREVPershing, Washoe27 min
Aug 1, 7:30 PM PDTSevere Thunderstorm WarningREVPershing, Washoe30 min
Aug 1, 7:57 PM PDTAreal Flood AdvisoryREVPershing, Washoe3 hr

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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.