Alert archive / Arizona / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 53, NWS Las Vegas, NV
NWS Las Vegas, NV issued this severe thunderstorm warning at Aug 31, 1996, 3:21 PM MST for Mohave County, Arizona. It was in force for 69 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 31, 1996, 3:21 PM MST (22:21 UTC)
- Expired
- Aug 31, 1996, 4:30 PM MST
- In force
- 69 min
- Issued by
- NWS Las Vegas, NV
- Area
- Whole counties
County Mohave County, AZ
The nearest sounding before it
Flgstf/Belemont, AZ (KFGZ), launched 12:00Z, 10.4 hours before the alert went out and 185 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
- 4 J/kg
- Mixed-layer CIN
- -170 J/kg
- Mixed-layer LCL
- 2579 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -21 m²/s²
- 0-3 km storm-relative helicity
- -4 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 312223 SVRLAS AZC015-312330- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAS VEGAS NV 321 PM PDT (321 PM MST) SAT AUG 31 1996 THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 430 PM PDT (430 PM MST) FOR PEOPLE IN THE FOLLOWING LOCATIONS...... IN NORTHWEST ARIZONA ...EAST CENTRAL MOHAVE COUNTY AT 320 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM ABOUT 8 MILES NORTHWEST OF VALENTINE MOVING SOUTHEAST AT 15 MPH. THE STORM SHOULD PASS OVER ROUTE 66 BETWEEN VALENTINE AND TRUXTON BETWEEN 340 AND 350 PM MST. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAFD. SKRBAC
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 31, 2:03 PM MST, 1 hour 18 minutes earlier.
Area forecast discussion, Aug 31, 2:03 PM MST, 1 hour 18 minutes before
MOJAVE DESERT/SOUTHERN GREAT BASIN AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAS VEGAS NV 200 PM PDT SAT AUG 31 1996 MSTR PLUME SHOWN ON RAMSDIS HAS SVRL WK WAVES ON IT AND THESE PICKED UP WELL BY RUC MODEL. COMBINATION OF THIS MSTR PLUME (AND ASSOCIATED WAVES)...THE INCREASE OF LOW LVL MSTR FM THE S AND ALREADY UNSTABLE SOUNDINGS HAVE PRODUCED TSTMS ACRS ALL OF MOHAVE COUNTY THIS AFTN AND NR THE UTAH BORDER IN LINCOLN COUNTY. FEW BUILDUPS IN THE MTNS OF CLARK COUNTY ALSO. WL KEEP CONVECTION GOING IN THESE AREAS INTO THE EVENING OTRW MOCLR SHD SUFFICE. ETA HAS DONE WELL LAST SVRL DAYS AND WL BE USED AS GUIDANCE AGAIN TDA. WL KEEP TSTMS IN NW AZ AGAIN TMW AS ETA SHOWS LITTLE CHANGE AND 2ND WAVE ON MSTR PLUME MAY ALSO INTERACT WITH AVBL LOW LVL MSTR THERE. MORE AFTN CU IN ZONE 8 BUT INCOMING TROF SHD SHIFT THE NXT WAVE FARTHER S BUT IF HYR DEW PTS RMN AN ISOLD SHWR OR TSTM CAN'T BE RULED OUT. WL KEEP SOME LOCAL BREEZES IN ACRS MUCH OF AREA TMW WITH 1ST TROF AND INTRODUCE BREEZY TO EVERYBODY ON LABOR DAY. H7 TEMP/THERMAL GRAD AND WNDS NOT IMPRESSIVE BUT BASED ON 15 TO 25 KTS SHOWING UP ACRS ZONE 8 WL KEEP SOME WND IN. EXTENDED LUKS COOLER...SPCLY BY THU AND BREEZY TO EVEN WINDY. TEMPS COOLING TO BLO NORMAL! AT 2055Z...LAS 88D PICKING UP ANOTHER IMPRESSIVE CELL OVR NWRN YAVAPAI COUNTY...AND AS I WRITE FLG JUST ISSUED A SVR ON IT. OTHER STG CELLS FORMING OVR ECNTRL MOHAVE COUNTY. WITH DEEP MSTR CONTEN0T WL HAVE TO MONITOR AREA INTO THE EVENING. LAS 000. SKRBAC
In the hours before
Local storm report, Aug 31, 10:34 AM MST, 4 hours 47 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE LAS VEGAS, NV
1033 AM PDT SAT AUG 31 1996
TIME(MST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0512 PM WIKIEUP AZ 1 INCH HAIL
08/30/96 MOHAVE HAILSTORM LASTED 30
MINUTES WITH 1-2 INCHES
COVERING THE GROUND.
LARGEST HAILSTONES 1 INCH.
TREES TOPPLED IN STRONG
WINDS AND DAMAGE TO ONE
CARPORT.Special weather statement, Aug 31, 11:59 AM MST, 3 hours 22 minutes before
AZZ001-312200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 1159 AM PDT (1159 AM MST) SAT AUG 31 1996 ...ISOLATED THUNDERSTORMS DEVELOPING NORTHWEST ARIZONA... AT 1155 AM PDT (1155 AM MST) LAS VEGAS DOPPLER RADAR INDICATED AN ISOLATED THUNDERSTORM DEVELOPING OVER NORTHERN MOHAVE COUNTY ARIZONA BETWEEN POVERTY MOUNTAIN AND MOUNT TRUMBALL. THIS STORM WAS DRIFTING EAST AT 10 MPH. OTHER ISOLATED THUNDERSTORMS WERE DEVELOPING IN EXTREME EASTERN MOHAVE COUNTY ALONG THE HIGHER TERRAIN IN THE KAIBAB NATIONAL FOREST NEAR MOUNT EMMA AND MOUNT DELLENBAUGH. THUNDERSTORMS WILL REMAIN ISOLATED THIS AFTERNOON OVER MOHAVE COUNTY. THE STORMS COULD PRODUCE STRONG GUSTY WINDS...FREQUENT LIGHTNING AND LOCALLY HEAVY RAIN. REMAIN ALERT FOR THUNDERSTORMS THIS AFTERNOON AND EARLY EVENING AND BE PREPARED TO MOVE TO A PLACE OF SAFETY IF STORMS APPROACH. CORDERO
Special weather statement, Aug 31, 1:39 PM MST, 1 hour 42 minutes before
AZZ001-003-312300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 140 PM PDT (140 PM MST) SAT AUG 31 1996 ...THUNDERSTORMS CONTINUE OVER NORTHWEST ARIZONA... A SOUTHERLY FLOW IN THE LOWEST LAYERS OF THE ATMOSPHERE HAS DRAWN UP MOIST AND UNSTABLE AIR FROM THE GULF OF CALIFORNIA INTO NORTHWEST ARIZONA TODAY. THIS FLOW AND DAYTIME HEATING HAS SPAWNED WIDELY SCATTERED THUNDERSTORMS MAINLY CONFINED TO THE HIGHER TERRAIN IN MOHAVE COUNTY. AT 130 PM PDT (130 PM MST) LAS VEGAS DOPPLER RADAR INDICATED SHOWERS AND THUNDERSTORMS EXTENDING NORTH TO SOUTH FROM THE HURRICANE CLIFFS TO THE KAIBAB NATIONAL FOREST NEAR MOUNT EMMA AND MOUNT DELLENBAUGH TO 5 MILES NORTH OF THE TOWN OF TRUXTON IN EASTERN MOHAVE COUNTY. ISOLATED THUNDERSTORMS WERE ALSO DEVELOPING IN SOUTH CENTRAL MOHAVE COUNTY SOUTHWEST OF KINGMAN ALONG THE HULALPAI MOUNTAINS. THESE STORMS WERE MOVING SLOWLY EAST AT LESS THAN 10 MPH. THESE STORMS COULD PRODUCE STRONG GUSTY WINDS...FREQUENT LIGHTNING AND LOCALLY HEAVY RAIN. REMAIN ALERT FOR THUNDERSTORMS THIS AFTERNOON AND EARLY EVENING AND BE PREPARED TO MOVE TO A PLACE OF SAFETY IF STORMS APPROACH. CORDERO
Special weather statement, Aug 31, 3:03 PM MST, 18 minutes before
AZZ001>003-312305- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LAS VEGAS NV 303 PM PDT (303 PM MST) SAT AUG 31 1996 ...THUNDERSTORMS CONTINUE ACROSS PORTIONS OF MOHAVE COUNTY... AT 255 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR AND SATELLITE PICTURES SHOWED SEVERAL STRONG THUNDERSTORMS OVER EASTERN MOHAVE COUNTY. THE STRONGEST STORMS WERE JUST NORTH OF THE HACKBERRY TO PEACH SPRINGS AREA ALONG ROUTE 66. OTHER THUNDERSTORMS WERE OVER THE HIGHER TERRAIN EAST OF KINGMAN AND EVEN ALONG INTERSTATE 40. THE STORMS WERE MOVING SOUTHEAST AT 10 TO 15 MPH. ANY OF THESE STORMS...ESPECIALLY THE ONES NEAR ROUTE 66...ARE CAPABLE OF PRODUCING BRIEF HEAVY RAIN...SMALL HAIL...STRONG GUSTY WINDS AND DANGEROUS LIGHTNING. SKRBAC
The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 30, 5:02 PM MST | Severe Thunderstorm Warning | VEF | Mohave | 58 min |
| Aug 30, 6:05 PM MST | Severe Thunderstorm Warning | VEF | Mohave | 55 min |
Nearby
Severe 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.