Alert archive / Nevada / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 4, NWS Reno, NV

April 24, 2012Pershing County, Nevada

NWS Reno, NV issued this severe thunderstorm warning at Apr 24, 2012, 5:24 PM PDT for Pershing County, Nevada. 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: Apr 24, 2012, 5:24 PM PDT (00:24 UTC)
Expired: Apr 24, 2012, 6:03 PM PDT
In force: 39 min
Issued by: NWS Reno, NV
Area: Storm-based polygon

County Pershing County, NV

The radar

The Elko radar (KLRX), 112 km from the middle of the area, began a volume at 00:24 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

Reno, NV (KREV), launched 00:00Z, 0.4 hours before the alert went out and 122 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 39 J/kg
Mixed-layer CIN: -80 J/kg
Mixed-layer LCL: 2797 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 2 m²/s²
0-3 km storm-relative helicity: 58 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.

692 
WUUS55 KREV 250024
SVRREV
NVC027-250115-
/O.NEW.KREV.SV.W.0004.120425T0024Z-120425T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE RENO NV
524 PM PDT TUE APR 24 2012

THE NATIONAL WEATHER SERVICE IN RENO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CENTRAL PERSHING COUNTY IN WEST CENTRAL NEVADA...

* UNTIL 615 PM PDT

* AT 522 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
  OF 60 MPH.  THIS STORM WAS LOCATED NEAR STAR PEAK...OR 32 MILES
  NORTHEAST OF LOVELOCK...AND MOVING NORTHEAST AT 30 MPH.

* LOCATIONS AFFECTED INCLUDE...IMLAY AND STAR PEAK.

THIS STORM IS CAPABLE OF PRODUCING LOCALLY HEAVY RAINFALL. WATCH FOR
PONDING WATER ON AREA ROADWAYS. DRIVERS SHOULD SLOW DOWN IF
ENCOUNTERING HEAVY RAINS...AND REMEMBER TO TURN ON THEIR HEADLIGHTS.

LAT...LON 4082 11804 4063 11787 4045 11826 4060 11840
TIME...MOT...LOC 0023Z 222DEG 26KT 4060 11820

$$

LINDAMAN

2 follow-up statements

217 
WWUS55 KREV 250047
SVSREV

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RENO NV
547 PM PDT TUE APR 24 2012

NVC027-250115-
/O.CON.KREV.SV.W.0004.000000T0000Z-120425T0115Z/
PERSHING NV-
547 PM PDT TUE APR 24 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM PDT
FOR CENTRAL PERSHING COUNTY...

AT 543 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR MILL CITY MOVING 
NORTHEAST AT 30 MPH.

* LOCATIONS AFFECTED INCLUDE...IMLAY...MILL CITY AND STAR PEAK.

LAT...LON 4061 11835 4064 11833 4082 11804 4067 11790
      4050 11815 4049 11817
TIME...MOT...LOC 0046Z 222DEG 26KT 4072 11805

$$

LINDAMAN

846 
WWUS55 KREV 250103
SVSREV

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RENO NV
603 PM PDT TUE APR 24 2012

NVC027-250110-
/O.CAN.KREV.SV.W.0004.000000T0000Z-120425T0115Z/
PERSHING NV-
603 PM PDT TUE APR 24 2012

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL PERSHING COUNTY IS
CANCELLED...

THE STORMS THAT EARLIER PROMPTED THE SEVERE THUNDERSTORM WARNING HAVE
WEAKENED...THEREFORE THE WARNING WILL BE CANCELLED. HOWEVER...STRONG 
THUNDERSTORMS WILL REMAIN IN THE AREA THROUGH 630 PM...CAPABLE OF 
PRODUCING GUSTY WINDS...DEADLY LIGHTNING...AND BRIEF HEAVY RAINS.

LAT...LON 4061 11835 4064 11833 4082 11804 4067 11790
      4050 11815 4049 11817
TIME...MOT...LOC 0100Z 222DEG 26KT 4079 11796

$$

LINDAMAN

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 24, 5:07 PM PDT	Special Weather Statement	REV	Pershing	23 min
Apr 25, 2:45 PM PDT	Lake Wind Advisory	REV	Douglas, Washoe	30 hr
Apr 25, 2:45 PM PDT	Wind Advisory	REV	Churchill, Douglas, Lyon, Mineral, Pershing, Storey and 1 more	30 hr

Nearby

Severe Thunderstorm Warnings in Nevada, 2012 Every severe thunderstorm warning in 2012

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.