Alert archive / Arizona / Flash Flood Warnings in 1996
Flash Flood Warning 46, NWS Las Vegas, NV
NWS Las Vegas, NV issued this flash flood warning at Sep 6, 1996, 3:18 PM MST for Mohave County, Arizona. It was in force for 57 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
- Sep 6, 1996, 3:18 PM MST (22:18 UTC)
- Expired
- Sep 6, 1996, 4:15 PM MST
- In force
- 57 min
- Issued by
- NWS Las Vegas, NV
- Area
- Whole counties
County Mohave County, AZ
The radar
The Las Vegas radar (KESX), 102 km from the middle of the area, began a volume at 22:18 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
Flgstf/Belemont, AZ (KFGZ), launched 12:00Z, 10.3 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
- 44 J/kg
- Mixed-layer CIN
- -62 J/kg
- Mixed-layer LCL
- 1176 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 34 m²/s²
- 0-3 km storm-relative helicity
- 121 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KLAS 062220 FFWLAS AZC015-062315- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM AND FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LAS VEGAS NV 318 PM PDT (318 PM MST) FRI SEP 6 1996 THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A SEVERE THUNDERSTORM AND FLASH FLOOD WARNING EFFECTIVE UNTIL 415 PM PDT (415 PM MST) FOR PEOPLE IN THE FOLLOWING LOCATIONS...... IN NORTHWEST ARIZONA ...CENTRAL MOHAVE COUNTY AT 315 PM PDT (MST)...LAS VEGAS DOPPLER RADAR INDICATED SEVERE THUNDERSTORMS DEVELOPING OVER CENTRAL MOHAVE COUNTY. THESE STORMS WERE FORMING ALONG A LINE EXTENDING FROM 7 MILES WEST OF KINGMAN THROUGH CHLORIDE TO 10 MILES NORTHEAST OF DOLAN SPRINGS. THESE THUNDERSTORMS WERE MOVING NORTHEAST AT 5-10 MPH. IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN... AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. RUNK
What forecasters said that day
The local office's own words before this flash flood 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 flash flood warning went out at Sep 6, 2:50 PM MST, 28 minutes earlier.
Area forecast discussion, Sep 6, 2:50 PM MST, 28 minutes before
MOJAVE DESERT/SOUTHERN GREAT BASIN AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAS VEGAS NV 250 AM PDT FRI SEP 6 1996 OUTFLOW BNDRY FRM ERLY MRNG CONVECTION LYING ACRS EXTRM ERN CA/SRN NV AND NW AZ THS AFTN ACTING AS MAIN FOCUSING AREA FOR TSTMS ATTM. 88D INDICATED TRAINING ECHOES IN ERLY STORMS OVR AZ ZN 3...SO A FFA WAS ISSUED FOR THE NW DSRTS TIL 9 PM. TSTMS ALNG CO RVR SHUD MOVE INTO FFA RGN LTR THIS AFTN/EVNG. OTHW SOM CU OVR S CNTRL NV WITH TSTMS ALNG THE UT BRDR. DATA DLAD TDA AND LOOKING AT LAST NGTS DATA PERSISTENCE BEST BET. MDLS INSIST LOW LVL TO RMN IN PLACE ACRS XTRM SRN NV/NW AZ SO WL CONT MENTION OF SHWRS/TSTMS OVR WEEKEND. DRIER/STBL AIRMASS WL BE IN PLACE ACRS S C,NTRL NV. HGTS/THKN RISE SLOLY FOR WRMR TEMPS ON SUN. LAS 1110. PIERCE
The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 6, 12:26 PM MST | Severe Thunderstorm Warning | VEF | Mohave | 64 min |
| Sep 6, 12:59 PM MST | Flash Flood Warning | VEF | Mohave | 61 min |
| Sep 6, 12:59 PM MST | Severe Thunderstorm Warning | VEF | Mohave | 61 min |
| Sep 6, 2:06 PM MST | Flash Flood Warning | VEF | Mohave | 69 min |
| Sep 6, 2:06 PM MST | Severe Thunderstorm Warning | VEF | Mohave | 69 min |
| Sep 6, 3:18 PM MST | Severe Thunderstorm Warning | VEF | Mohave | 57 min |
| Sep 6, 4:17 PM MST | Flash Flood Warning | VEF | Mohave | 58 min |
| Sep 6, 4:17 PM MST | Severe Thunderstorm Warning | VEF | Mohave | 58 min |
Nearby
Flash Flood Warnings in Arizona, 1996Every flash flood 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; radar from the NEXRAD Level II archive.