Alert archive / Nevada / Flash Flood Warnings in 2002

Flash Flood Warning 5, NWS Elko, NV

July 25, 2002White Pine County, Nevada

NWS Elko, NV issued this flash flood warning at Jul 25, 2002, 2:15 PM PDT for White Pine County, Nevada. It was in force for 3 hr. 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 25, 2002, 2:15 PM PDT (21:15 UTC)
Expired: Jul 25, 2002, 5:00 PM PDT
In force: 3 hr
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 12:00Z, 9.3 hours before the alert went out and 212 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 18 J/kg
Mixed-layer CIN: -381 J/kg
Mixed-layer LCL: 1917 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 103 m²/s²
0-3 km storm-relative helicity: 84 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 252115
FFWLKN
NVC033-260000-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ELKO NV
215 PM PDT THU JUL 25 2002

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  WEST CENTRAL WHITE PINE COUNTY IN NEVADA

* UNTIL 500 PM PDT

* AT 215 PM PDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY
  RAIN OVER WEST CENTRAL WHITE PINE COUNTY...OR ABOUT 27 MILES
  SOUTHEAST OF EUREKA...MOVING EAST AT 20 MPH.

* THE THUNDERSTORMS WITH EXCESSIVE RAINFALL WILL BE NEAR...MT. 
HAMILTON AND THE WHITE PINE RANGE IN RURAL WESTERN WHITE PINE COUNTY 
AT 230 PM PDT

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...NORMALLY DRY WASHES AND 
CANYONS...AS WELL AS ROADSIDE CULVERTS. STREAMS MOST AFFECTED BY 
THESE STORMS INCLUDE ILLIPAH...ELLISON...AND BULL CREEK.

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. CAMPERS SHOULD AVOID CAMPING ALONG STREAMS OR CREEKS 
DURING THREATENING RAINS.

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

LAT...LON 3922 11576 3910 11560 3934 11524 3950 11545

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 24, 5:10 PM PDT	Flash Flood Warning	LKN	Eureka	50 min
Jul 24, 6:08 PM PDT	Flash Flood Warning	LKN	Eureka	3 hr
Jul 25, 12:23 PM PDT	Severe Thunderstorm Warning	LKN	Eureka, White Pine	22 min
Jul 25, 1:27 PM PDT	Severe Thunderstorm Warning	LKN	White Pine	48 min
Jul 25, 2:31 PM PDT	Severe Thunderstorm Warning	LKN	White Pine	59 min
Jul 25, 2:41 PM PDT	Severe Thunderstorm Warning	LKN	Elko	34 min

Nearby

Flash Flood Warnings in Nevada, 2002 Every flash flood warning in 2002

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.