Alert archive / Nevada / Flash Flood Warnings in 1997

Flash Flood Warning 3, NWS Elko, NV

July 29, 1997Elko County, Nevada

NWS Elko, NV issued this flash flood warning at Jul 29, 1997, 1:47 PM PDT for Elko County, Nevada. It was in force for 58 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 29, 1997, 1:47 PM PDT (20:47 UTC)
Expired
Jul 29, 1997, 2:45 PM PDT
In force
58 min
Issued by
NWS Elko, NV
Area
Whole counties

County Elko County, NV

The radar

The Elko radar (KLRX), 129 km from the middle of the area, began a volume at 20:51 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

Elko, NV (KLKN), launched 12:00Z, 8.8 hours before the alert went out and 102 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 12:00Z on 1997-07-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 115 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 12:00Z on 1997-07-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -23 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
115 J/kg
Mixed-layer CIN
-78 J/kg
Mixed-layer LCL
1429 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
-23 m²/s²
0-3 km storm-relative helicity
13 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Elko, NV wrote its last area forecast discussion before this flash flood warning went out at Jul 29, 9:05 AM PDT, 4 hours 42 minutes earlier.

Area forecast discussion, Jul 29, 9:05 AM PDT, 4 hours 42 minutes before
NORTHERN GREAT BASIN FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ELKO NV
905 AM PDT TUE JUL 29 1997

UPDATES NEEDED THIS AM FOR REMOVAL OF OVERNIGHT PCPN IN ZNS 6-7.
KLRX/SAT IMAGERY SHOWING LAST OF OVERNIGHT PCPN NOW EXITING STATE
TO NORTH WITH MAINLY SUNNY SKIES TO THE SOUTH. WILL UPDATE ZONES
TO REFLECT THIS. AS FOR THIS AFTERNOON...WV IMAGERY SHOWING
MOISTURE TRAIN NOW OVER UT WITH THE BACK EDGE BEGINNING TO MOVE
BACK WEST TOWARD ERN BORDER. SECONDLY WK UPR VORT APPARENT OVER
SRN CA DESERTS MOVING NORTH. LKN SNDG DOES SHOW PLENTY OF MSTR
AVAILABLE FOR AFT TSRA AND PW AT .92 (SHARP). WILL WORD ALL NRN
ZONES AS BECOMING PTLY CLDY AND KEEP SCT POPS FOR THE NORTH AND
ISOLD FOR THE SRN ZONES. WILL NEED TO UP MAXES SOME OVER ZN6 WITH
CLRG SKIES. A QUIK LUK AT 12Z ETA INDICATES CURRENT FCST OVERALL
ON TRACK AND WILL LOOK AT OTHER MDL DATA FOR ANY FURTHER UPDATES
TO LATER ZONES.
WMC332    EKO330    ELY110
DUDLEY

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 29, 1:47 PM PDTSevere Thunderstorm WarningLKNElko58 min
Jul 29, 3:01 PM PDTSevere Thunderstorm WarningLKNLander59 min
Jul 29, 3:05 PM PDTSevere Thunderstorm WarningLKNLander55 min
Jul 29, 3:19 PM PDTSevere Thunderstorm WarningLKNEureka56 min

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; radar from the NEXRAD Level II archive.