Alert archive / Nevada / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 45, NWS Las Vegas, NV

August 16, 1996Clark County, Nevada

NWS Las Vegas, NV issued this severe thunderstorm warning at Aug 16, 1996, 2:48 PM PDT for Clark County, Nevada. It was in force for 57 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Aug 16, 1996, 2:48 PM PDT (21:48 UTC)
Expired: Aug 16, 1996, 3:45 PM PDT
In force: 57 min
Issued by: NWS Las Vegas, NV
Area: Whole counties

County Clark County, NV

What was reported inside it

Time	Report	Where	Remark
Aug 16, 3:10 PM PDT	Thunderstorm Wind 52	Henderson, NV
Aug 16, 3:43 PM PDT	Hail 1.75	Las Vegas, NV

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Mercury/Desert R, NV (KDRA), launched 12:00Z, 9.8 hours before the alert went out and 99 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: 138 J/kg
Mixed-layer CIN: -277 J/kg
Mixed-layer LCL: 3144 m above ground
0-6 km bulk shear: 10 kt
0-1 km storm-relative helicity: 121 m²/s²
0-3 km storm-relative helicity: 100 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Las Vegas, NV wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 16, 9:05 AM PDT, 5 hours 43 minutes earlier.

Area forecast discussion, Aug 16, 9:05 AM PDT, 5 hours 43 minutes before

MOJAVE DESERT/SOUTHERN GREAT BASIN AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAS VEGAS NV
900 AM PDT FRI AUG 16 1996

12Z DRA SOUNDING SIMILAR TO YDAS AT 12Z.  INVERTED V TYPE PROFILE
CONDUCIVE TO MICROBURST ACTIVITY WITH ABUNDANT MID LVL MSTR EVIDENT.
SOUNDING MODIFIED FOR AFTERNOON CONDITIONS YIELDED LI TO -5 WITH CAPE
TO 1300.  LIKE YDA...TRW ACTIVITY WL LIKELY GET STARTED OVR THE MTNS.
DVLPMT OF OTHER ACTIVITY DEPENDENT ON INTERACTION OF OUTFLOW BOUNDARIES.
12Z ETA/NGM DEPICT SIMILAR TIMING AND STRENGTH OF UPR TROF MOVING INTO
THE WRN US OVR THE NXT 48 HRS.  SHOULD HANG ON TO ENOUGH MID LVL MSTR
FOR MAINLY ISOLD...HIR ELEVATION TRWS SATURDAY.  NO CHANGES MADE TO ERY
MORNING ZN PACtKAGE.  LAS --0.  MATUSIEWICZ

In the hours before

Special weather statement, Aug 16, 11:57 AM PDT, 2 hours 51 minutes before

NVZ008-009-162155-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
1156 AM PDT FRI AUG 16 1996

...STRONG THUNDERSTORMS HAD DEVELOPED ACROSS SOUTHERN NEVADA...

AT 1150 AM...LAS VEGAS DOPPLER WEATHER RADAR AND LIGHTNING DETECTION
CHARTS SHOWED WIDELY SCATTERED THUNDERSTORMS ACROSS THE
HIGHER ELEVATIONS OF CLARK...SOUTHERN NYE...AND SOUTHERN LINCOLN
COUNTIES IN SOUTHERN NEVADA.  THE STRONGEST STORMS WERE LOCATED 40
MILES NORTHEAST OF BEATTY...10 MILES SOUTHEAST OF JEAN...AND LESS THAN
5 MILES NORTH OF MT. CHARLESTON.  VERY LITTLE MOVEMENT WAS INDICATED
WITH THESE THUNDERSTORMS.

SOME OF THESE STORMS MAY CONTAIN SMALL HAIL...GUSTY WINDS...DEADLY
LIGHTNING AND VERY HEAVY DOWNLPOURS OF RAIN.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO AND TEVEVISION STATIONS
FOR FURTHER WEATHER INFORMATION.

MATUSIEWICZ

Local storm report, Aug 16, 12:54 PM PDT, 1 hour 54 minutes before

30 NW LAS VEGAS MC CARRAN NV   1.75 INCH HAIL         08/16/96   CLARK

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 16, 12:28 PM PDT	Severe Thunderstorm Warning	VEF	Clark	62 min
Aug 16, 1:36 PM PDT	Severe Thunderstorm Warning	VEF	Clark	69 min
Aug 16, 2:48 PM PDT	Flash Flood Warning	VEF	Clark	57 min
Aug 16, 3:21 PM PDT	Flash Flood Warning	VEF	Clark	69 min
Aug 16, 3:21 PM PDT	Severe Thunderstorm Warning	VEF	Clark	69 min

Nearby

Severe Thunderstorm Warnings in Nevada, 1996 Every severe thunderstorm warning in 1996

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.