Alert archive / Nevada / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 41, NWS Las Vegas, NV
NWS Las Vegas, NV issued this severe thunderstorm warning at Aug 12, 1996, 3:50 PM PDT for Clark County, Nevada; Mohave County, Arizona. It was in force for 55 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 12, 1996, 3:50 PM PDT (22:50 UTC)
- Expired
- Aug 12, 1996, 4:45 PM PDT
- In force
- 55 min
- Issued by
- NWS Las Vegas, NV
- Area
- Whole counties
Counties Mohave County, AZ, Clark County, NV
The nearest sounding before it
Mercury/Desert R, NV (KDRA), launched 12:00Z, 10.8 hours before the alert went out and 162 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.
- Mixed-layer CAPE
- 199 J/kg
- Mixed-layer CIN
- -238 J/kg
- Mixed-layer LCL
- 3266 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- -101 m²/s²
- 0-3 km storm-relative helicity
- -20 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KLAS 122252 SVRLAS AZC015-NVC003-122345- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAS VEGAS NV 350 PM PDT (350 PM MST) MON AUG 12 1996 THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 445 PM PDT (445 PM MST) FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTHWEST ARIZONA ...WESTERN MOHAVE COUNTY...INCLUDING BULLHEAD CITY IN EXTREME SOUTHERN NEVADA ...SOUTHEASTERN CLARK COUNTY...INCLUDING LAUGHLIN AT 345 PM LAS VEGAS RADAR INDICATED A LINE OF THUNDERSTORMS OVER WESTERN MOHAVE COUNTY. THE INDIVIDUAL CELLS WERE MOVING TO THE NORTHWEST AT 15 MPH WHILE THE AREA WAS DRIFTING TO THE WEST AT 10 MPH. THE STRONG WINDS FROM THESE STORMS WILL AFFECT THE LAKE MEAD AND MOHAVE RECREATION AREA AS WELL THE THE CITIES OF BULLHEAD CITY AND LAUGHLIN WITHIN THE NEXT HOUR. KOSIER
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 12, 2:51 PM PDT, 59 minutes earlier.
Area forecast discussion, Aug 12, 2:51 PM PDT, 59 minutes before
MOJAVE DESERT/SOUTHERN GREAT BASIN AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAS VEGAS NV 250 PM PDT MON AUG 12 1996 STLT/88D DETECTING WDLY SCT SHWRS/TSTMS ACRS CWA THIS AFTN. SVR THREAT FRM TSTMS WILL BE STG/GUSTY WNDS AS IGM OBSVD PK WND TO 43 KTS (50 MPH) WITHIN PAST HLF HR. MDLS SIMILAR WITH POSITION OF H5 HI CNTR NR FOUR CORNERS THRU MIDWEEK. WV LOOP SHWS MSTR BECMG CUT OFF ACRS NRN MEX SO BASICALLY WILL WORK WITH MSTR IN PLACE ROTATING ANRD HI. WITH THIS THINKING WILL CONT THREAT OF FEW/WDLY SCT AFTN/EVNG SHWRS/TSTMS ACRS FA...BY MIDWEEK MOST ACTIVITY SHUD BE NEAR OR ALNG MTNS. HGTS/THKN ABV NRML UNDR STG RDG SO TEMPS WILL BE ABV NRML. FOR THE XTNDD RDG AXIS BECMG ORIENTATED SW-NE AS TROF SETS UP ALNG PAC NW CST FOR DRIER SWLY FLO ON FRI/SAT. ENUF MSTR LEFT THU YET FOR SLGT CHC OF TSTMS. LTL CHG IN TEMPS AS HGTS CONT ABV NRML. LAS 1--- . PIERCE
In the hours before
Special weather statement, Aug 12, 2:43 PM PDT, 1 hour 7 minutes before
NVZ009-008-AZZ001-002-003-CAZ019-130245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 241 PM PDT (241 PM MST) MON AUG 12 1996 ...STRONG THUNDERSTORMS DEVELOPING OVER NORTHWEST ARIZONA EXTENDING NORTHWEST INTO SOUTHERN NEVADA... AT 230 PM...LAS VEGAS RADAR INDICATED SCATTERED STRONG THUNDERSTORMS OVER NORTHWEST ARIZONA...EXTREME SOUTHERN NEVADA AND EASTERN CALIFORNIA. THE STRONGEST STORMS WERE LOCATED IN THE VICINITY OF KINGMAN ARIZONA AND ALONG THE SPRING MOUNTAINS IN EXTREME SOUTHERN NEVADA. A WEATHER SPOTTER IN KINGMAN AND THE KINGMAN AIRPORT BOTH REPORTED WIND GUSTS TO 50 MPH WITH BLOWING DUST REDUCING VISIBILITY TO UNDER A HALF MILE. THE THUNDERSTORMS WERE MOVING TO THE NORTHWEST AT 10 MPH. THUNDERTORMS WILL CONTINUE TO DEVELOP THIS AFTERNOON OVER MUCH OF THE AREA. THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING WIND GUSTS TO NEAR 55 MPH REDUCING VISIBILITY TO NEAR ZERO AT TIMES. IN ADDITION BREIF LOCALLY HEAVY RAIN AND DANGEROUS LIGHTNING CAN ALSO BE EXPECTED. THE THUNDERSTORMS WILL CONTINUE UNTIL AFTER SUNSET. KOSIER
The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 12, 3:01 PM PDT | Severe Thunderstorm Warning | VEF | Mohave | 59 min |
Nearby
Severe Thunderstorm Warnings in Nevada, 1996Severe Thunderstorm Warnings in Arizona, 1996Every 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; the sounding from the Mesonet's radiosonde archive.