Alert archive / Arizona / Flash Flood Warnings in 1996
Flash Flood Warning 60, NWS Las Vegas, NV
NWS Las Vegas, NV issued this flash flood warning at Nov 21, 1996, 5:09 PM MST for Mohave County, Arizona. It was in force for 66 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
- Nov 21, 1996, 5:09 PM MST (00:09 UTC)
- Expired
- Nov 21, 1996, 6:15 PM MST
- In force
- 66 min
- Issued by
- NWS Las Vegas, NV
- Area
- Whole counties
County Mohave County, AZ
The nearest sounding before it
Flgstf/Belemont, AZ (KFGZ), launched 00:00Z, 0.2 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1379 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 151 m²/s²
- 0-3 km storm-relative helicity
- 221 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 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 Nov 21, 10:15 AM MST, 6 hours 54 minutes earlier.
Area forecast discussion, Nov 21, 10:15 AM MST, 6 hours 54 minutes before
MOJAVE DESERT/SOUTHERN GREAT BASIN AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAS VEGAS NV 910 AM PST THU NOV 21 1996 STLT IMGRY SUGS UPR LOW OFF NRN CA MAY BE A BIT MORE ROBUST THAN MODELS INDIC. HOWEVER INITLZTN OF MAIN FTRS...INCLUDING SCNDRY VORT CNTR FORMG TO SOUTH OF MAIN CIRCLTN...HANDLED FAIRLY WELL. AIREP INDICS 95KT JETSTRK DIVING INTO BASE OF BROAD TROF ARND 300MB. NEW VORT CNTR IS DVLPG ON CYC SHEAR SIDE OF THAT JETSTRK SIMILAR TO ETA SOLN. 100KT JET LIFTG OUT OF TROF HAS TAPPED INTO TROPICAL MSTR CONNECTION WHICH WILL FUEL WIDESPREAD PCPN ACRS CWA OVRNGT. GOES SOUNDER AND SSMI BOTH SUG BAND OF PW NEAR 1.5 INCH BEING PULLED INTO CLOUD SHIELD WHICH 12Z ETA DEPICTS SURPRISINGLY WELL. MID LVL COOLG WILL LOWER SNOW LVLS TMRW AS TROF OPENS UP AND TRACKS EWD...BUT MTN PCPN SHD ALL BE RAIN THIS AFTN. PCPN MAY BEGIN EARLIER THAN PREV EXPCD IN SE CA/XTRM SRN NV BUT MAIN EVENT IS NOT TIL THIS EVNG SO NO NEED TO MAKE ANY ZONE UPDATES ATTM. LAS 377. RUNK .LAS...WINTER STORM WATCH NVZ018-019 FRIDAY ABV 8000 FT.
In the hours before
Special weather statement, Nov 21, 12:48 PM MST, 4 hours 21 minutes before
NVZ018-019-212250- SHORT TERM FORECAST NATIONAL WEATHER SERVICE LAS VEGAS NV 1146 AM PST THU NOV 21 1996 NVZ018-019-211947 SHEEP RANGE-SPRING MOUNTAINS- .NOW... STEADY RAIN HAS BEEN FALLING THIS MORNING IN KYLE CANYON AND THE NEVADA DIVISION OF FORESTRY REPORTED UP TO ONE INCH SO FAR. RAIN...HEAVY AT TIMES...WILL CONTINUE THROUGH MID AFTERNOON IN THE SPRING MOUNTAINS AND SHEEP RANGE AND WILL CAUSE WATER TO RUN ON ROADWAYS AND PRODUCE HIGHERn WATER LEVELS IN CREEKS AND DRAINAGES.
The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 21, 5:09 PM MST | Tornado Warning | VEF | Mohave | 66 min |
| Nov 22, 4:10 PM MST | Flash Flood Warning | VEF | Mohave | 65 min |
| Nov 22, 4:10 PM MST | Severe Thunderstorm Warning | VEF | Mohave | 65 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.