Alert archive / Nevada / Flash Flood Warnings in 1997

Flash Flood Warning 65, NWS Las Vegas, NV

September 2, 1997Nye County, Nevada

NWS Las Vegas, NV issued this flash flood warning at Sep 2, 1997, 9:16 PM PDT for Nye County, Nevada. It was in force for 119 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 2, 1997, 9:16 PM PDT (04:16 UTC)
Expired
Sep 2, 1997, 11:15 PM PDT
In force
119 min
Issued by
NWS Las Vegas, NV
Area
Whole counties

County Nye County, NV

The nearest sounding before it

Mercury/Desert R, NV (KDRA), launched 00:00Z, 4.3 hours before the alert went out and 164 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.

Skew-T log-pSkew-T log-p diagram, Mercury/Desert R, NV at 00:00Z on 1997-09-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 20 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Mercury/Desert R, NV at 00:00Z on 1997-09-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 12 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
20 J/kg
Mixed-layer CIN
-38 J/kg
Mixed-layer LCL
2671 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
12 m²/s²
0-3 km storm-relative helicity
81 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KLAS 030417
FFWLAS
NVC023-030615-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAS VEGAS NV
916 PM PDT TUE SEP 2 1997
 
THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1115 PM PDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS......
 
IN SOUTH CENTRAL NEVADA
 
   ...SOUTHERN NYE COUNTY
 
THIS IS AN EXTENSION OF THE FLASH FLOOD WARNING THAT WAS ISSUED EARLIER
FOR SOUTHERN NYE COUNTY.
 
AT 910 PM PDT...LAS VEGAS DOPPLER RADAR INDICATED AN AREA OF STRONG
THUNDERSTORMS WITH VERY HEAVY RAIN CONTINUING ACROSS SOUTHERN NYE
COUNTY. ADDITIONAL THUNDERSTORMS...SOME WITH VERY HEAVY RAIN...WERE
DEVELOPING ACROSS SOUTHEASTERN INYO COUNTY IN CALIFORNIA AND WERE MOVING
NORTH AT 25 MPH. THESE STORMS COULD BRING MORE HEAVY RAIN TO PORTIONS OF
SOUTHERN NYE COUNTY...INCLUDING THE CITY OF PAHRUMP.
 
REPORTS OF STATE ROUTE 160 BEING WASHED OUT IN SEVERAL PLACES AND
RAINFALL TOTALS OF MORE THAN AN INCH HAVE BEEN RECEIVED.
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS.  IF FLASH FLOODING IS
OBSERVED...ACT QUICKLY.  MOVE UP TO ESCAPE FLOOD WATERS.  DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
 
MATUSIEWICZ

The office that day

Everything else NWS Las Vegas, NV issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 2, 5:03 PM PDTSevere Thunderstorm WarningVEFClark57 min
Sep 2, 6:02 PM PDTSevere Thunderstorm WarningVEFClark58 min
Sep 2, 6:07 PM PDTSevere Thunderstorm WarningVEFNye68 min
Sep 2, 7:15 PM PDTFlash Flood WarningVEFNye2 hr
Sep 3, 7:01 AM PDTFlash Flood WarningVEFClark59 min
Sep 3, 7:01 AM PDTSevere Thunderstorm WarningVEFClark59 min
Sep 3, 8:14 AM PDTFlash Flood WarningVEFClark2 hr
Sep 3, 8:52 AM PDTFlash Flood WarningVEFLincoln3 hr
Sep 3, 12:10 PM PDTFlash Flood WarningVEFClark, Nye2 hr
Sep 3, 1:52 PM PDTFlash Flood WarningVEFClark, Nye3 hr

Nearby

Flash Flood Warnings in Nevada, 1997Every flash flood warning in 1997

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.