Alert archive / Nevada / Flash Flood Warnings in 2003

Flash Flood Warning 5, NWS Reno, NV

July 25, 2003Douglas County, Lyon County, Nevada

NWS Reno, NV issued this flash flood warning at Jul 25, 2003, 3:30 PM PDT for Douglas County, Lyon County, Nevada. It was in force for 60 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
Jul 25, 2003, 3:30 PM PDT (22:30 UTC)
Expired
Jul 25, 2003, 4:30 PM PDT
In force
60 min
Issued by
NWS Reno, NV
Area
Whole counties

Counties Douglas County, NV, Lyon County, NV

The radar

The Reno radar (KRGX), 88 km from the middle of the area, began a volume at 22:34 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

Reno, NV (KREV), launched 12:00Z, 10.5 hours before the alert went out and 123 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, Reno, NV at 12:00Z on 2003-07-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Reno, NV at 12:00Z on 2003-07-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2142 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
96 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 
WGUS55 KREV 252230
FFWREV
NVC005-019-510-252330-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE RENO NV
330 PM PDT FRI JUL 25 2003

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHEASTERN CARSON CITY IN WESTERN NEVADA
  CENTRAL DOUGLAS COUNTY IN WESTERN NEVADA
  EXTREME WEST CENTRAL LYON COUNTY IN WESTERN NEVADA
  THIS INCLUDES THE FISH SPRINGS AND JOHNSON LANE AREAS
  IN DOUGLAS COUNTY

* UNTIL 430 PM PDT

* AT 315 PM PDT...WEATHER SPOTTERS REPORTED VERY HEAVY RAIN FROM     
  THUNDERSTORMS OVER THE PINE NUT MOUNTAINS IN EASTERN DOUGLAS       
  COUNTY. WEATHER RADAR INDICATED RAINFALL RATES OF OVER 1 INCH PER  
  HOUR IN THIS AREA. 

* THE THUNDERSTORMS WITH EXCESSIVE RAINFALL WILL MOVE ONLY           
  SLOWLY NORTH BY 430 PM. 

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING. 
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY. 
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE 
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS 
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY 
AUTOMOBILE. IF YOUR VEHICLE STALLS...ABANDON IT IMMEDIATELY AND SEEK 
HIGHER GROUND. THE JOHNSON LANE AND FISH SPRINGS AREAS OF DOUGLAS 
COUNTY ARE KNOWN FLASH FLOOD AREAS. 

TO REPORT DAMAGING WEATHER HAVE THE NEAREST LAW ENFORCEMENT AGENCY
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE.

$$

LAT...LON 3887 11968 3888 11945 3917 11944 3916 11975

Nearby

Flash Flood Warnings in Nevada, 2003Every flash flood warning in 2003

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.