Alert archive / Arizona / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 60, NWS Las Vegas, NV
NWS Las Vegas, NV issued this severe thunderstorm warning at Sep 6, 1996, 3:18 PM MST for Mohave County, Arizona. It was in force for 57 min. 1 report 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
- 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 6, 3:25 PM MST | Hail 0.75 | Kingman Arpt, AZ |
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
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
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 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, 2:06 PM MST | Flash Flood Warning | VEF | Clark | 69 min |
| Sep 6, 2:06 PM MST | Severe Thunderstorm Warning | VEF | Clark | 69 min |
| Sep 6, 4:17 PM MST | Flash Flood Warning | VEF | Clark | 58 min |
| Sep 6, 4:17 PM MST | Severe Thunderstorm Warning | VEF | Clark | 58 min |
| 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, 3:18 PM MST | Flash Flood Warning | VEF | Mohave | 57 min |
| Sep 6, 2:06 PM MST | Flash Flood Warning | VEF | San Bernardino | 69 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.