Alert archive / Nevada / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 13, NWS Reno, NV

August 14, 2004Douglas County, Nevada

NWS Reno, NV issued this severe thunderstorm warning at Aug 14, 2004, 5:46 PM PDT for Douglas County, Nevada. It was in force for 44 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 14, 2004, 5:46 PM PDT (00:46 UTC)
Expired: Aug 14, 2004, 6:30 PM PDT
In force: 44 min
Issued by: NWS Reno, NV
Area: Counties, with a storm outline in the text

County Douglas County, NV

The radar

The Reno radar (KRGX), 99 km from the middle of the area, began a volume at 00:46 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, 0.8 hours before the alert went out and 141 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: 114 J/kg
Mixed-layer CIN: -10 J/kg
Mixed-layer LCL: 3293 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: 2 m²/s²
0-3 km storm-relative helicity: 3 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.

000 
WUUS55 KREV 150046
SVRREV
NVC005-150130-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE RENO NV
544 PM PDT SAT AUG 14 2004

THE NATIONAL WEATHER SERVICE IN RENO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN DOUGLAS COUNTY IN WESTERN NEVADA

* UNTIL 630 PM PDT

* AT 542 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING LARGE DAMAGING
  HAIL UP TO GOLF BALL SIZE.  THESE STORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM CENTRAL DOUGLAS COUNTY TO SOUTH CENTRAL DOUGLAS
  COUNTY...OR ALONG A LINE EXTENDING FROM 12 MILES EAST OF
  GARDNERVILLE TO TOPAZ LAKE...AND MOVING NORTH AT 5 MPH.

* SEVERE THUNDERSTORMS WILL BE...
  EAST OF MINDER AT 610 PM.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

LAT...LON 3880 11966 3866 11946 3901 11941 3905 11960

$$

RM

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 14, 5:14 PM PDT	Severe Thunderstorm Warning	REV	Douglas, Lyon	31 min
Aug 14, 6:32 PM PDT	Severe Thunderstorm Warning	REV	Storey, Washoe	43 min
Aug 14, 6:55 PM PDT	Flash Flood Warning	REV	Storey, Washoe	65 min
Aug 15, 12:52 PM PDT	Severe Thunderstorm Warning	REV	Lyon, Mineral	43 min
Aug 15, 1:24 PM PDT	Flash Flood Warning	REV	Lyon, Mineral	96 min
Aug 15, 1:45 PM PDT	Severe Thunderstorm Warning	REV	Lyon, Mineral	45 min

Nearby

Severe Thunderstorm Warnings in Nevada, 2004 Every severe thunderstorm warning in 2004

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.