Alert archive / Nevada / Flash Flood Warnings in 2003

Flash Flood Warning 7, NWS Elko, NV

July 31, 2003White Pine County, Nevada

NWS Elko, NV issued this flash flood warning at Jul 31, 2003, 7:02 PM PDT for White Pine County, Nevada. It was in force for 88 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jul 31, 2003, 7:02 PM PDT (02:02 UTC)
Expired
Jul 31, 2003, 8:30 PM PDT
In force
88 min
Issued by
NWS Elko, NV
Area
Counties, with a storm outline in the text

County White Pine County, NV

The nearest sounding before it

Elko, NV (KLKN), launched 00:00Z, 2.0 hours before the alert went out and 184 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, Elko, NV at 00:00Z on 2003-08-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 81 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, Elko, NV at 00:00Z on 2003-08-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 4 square meters per square second.1939Sfc1 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
81 J/kg
Mixed-layer CIN
-62 J/kg
Mixed-layer LCL
3778 m above ground
0-6 km bulk shear
4 kt
0-1 km storm-relative helicity
4 m²/s²
0-3 km storm-relative helicity
39 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 KLKN 010210
FFWLKN
NVC033-010330-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ELKO NV
702 PM PDT THU JUL 31 2003

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHWEST WHITE PINE COUNTY IN NEVADA

* UNTIL 830 PM PDT

* AT 655 PM PDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY 
RAIN OVER WESTERN WHITE PINE COUNTY 15 MILES SOUTHEAST OF EUREKA 
...AND OVER SOUTHERN WHITE PINE COUNTY OVER LUND. THE STORMS ARE 
NEARLY STATIONARY.

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF CREEKS 
AND STREAMS...ROADS AND ROADSIDE CULVERTS. THE HEAVY RAINS COULD ALSO
TRIGGER ROCK AND MUDSLIDES IN STEEP TERRAIN.

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.

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

LAT...LON 3990 11579 3923 11591 3910 11528 3981 11510

$$

JH/JW

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 31, 5:31 PM PDTFlash Flood WarningLKNWhite Pine89 min
Jul 31, 6:30 PM PDTFlash Flood WarningLKNEureka90 min
Jul 31, 8:00 PM PDTFlash Flood WarningLKNEureka, White Pine3 hr

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.