Alert archive / Nevada / Flash Flood Warnings in 1989

Flash Flood Warning 2, NWS Reno, NV

August 9, 1989Mineral County, Nevada

NWS Reno, NV issued this flash flood warning at Aug 9, 1989, 6:08 PM PDT for Mineral County, Nevada. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Aug 9, 1989, 6:08 PM PDT (01:08 UTC)
Expired
Aug 9, 1989, 8:15 PM PDT
In force
2 hr
Issued by
NWS Reno, NV
Area
Whole counties

County Mineral County, NV

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Winnemucca Muni, NV (KWMC), launched 00:00Z, 1.1 hours before the alert went out and 268 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, Winnemucca Muni, NV at 00:00Z on 1989-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 356 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, Winnemucca Muni, NV at 00:00Z on 1989-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 2 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
356 J/kg
Mixed-layer CIN
-33 J/kg
Mixed-layer LCL
2414 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
2 m²/s²
0-3 km storm-relative helicity
43 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KRNO 100109
FFWRNO
NVC021-100315-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE RENO NV
608 PM PDT WED AUG 9 1989
 
THE NATIONAL WEATHER SERVICE IN RENO HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  815 PM PDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN SOUTH CENTRAL NEVADA
          ...MINERAL
 
HEAVY RAIN FROM THUNDERSTORMS HAVE PERSISTED IN THE MONTGOMERY PASS
AREA FOR THE PAST 1 TO 2 HOURS. HIGHWAY 6 AND 360, SOUTH OF HAWTHORNE, AHIGHWAY 120 IN CALIFORNIA HAVE BEEN REPORTED CLOSED DUE TO FLASH
FLOODING BY THE MINERAL COUNTY SHERIFFS OFFICE.
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR HAS BEEN
OBSERVED.  PEOPLE NEAR STREAMS AND OTHER DRAINAGES IN THE WARNING
AREA SHOULD BE READY TO MOVE IMMEDIATELY.  ESCAPE RISING WATER BY
CLIMBING DIRECTLY TO HIGHER GROUND..NEVER TRY TO OUT RACE A FLOOD
EITHER ON FOOT OR IN YOUR CAR.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 9, 5:45 PM PDTFlash Flood WarningREVMineral2 hr
Aug 9, 8:09 PM PDTFlash Flood WarningREVMineral66 min
Aug 9, 8:34 PM PDTFlash Flood WarningREVChurchill86 min

Nearby

Flash Flood Warnings in Nevada, 1989Every flash flood warning in 1989

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.