Alert archive / Nevada / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 11, NWS Elko, NV

July 29, 1997Elko County, Nevada

NWS Elko, NV issued this severe thunderstorm warning at Jul 29, 1997, 5:58 PM PDT for Elko County, Nevada. It was in force for 32 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, 5:58 PM PDT (00:58 UTC)
Expired
Jul 29, 1997, 6:30 PM PDT
In force
32 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 00:59 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

Boise Airport, ID (KBOI), launched 00:00Z, 1.0 hours before the alert went out and 278 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, Boise Airport, ID at 00:00Z on 1997-07-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 554 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, Boise Airport, ID at 00:00Z on 1997-07-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 15 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
554 J/kg
Mixed-layer CIN
-63 J/kg
Mixed-layer LCL
1691 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
15 m²/s²
0-3 km storm-relative helicity
136 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.6

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 severe thunderstorm 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 severe thunderstorm warning went out at Jul 29, 2:30 PM PDT, 3 hours 28 minutes earlier.

Area forecast discussion, Jul 29, 2:30 PM PDT, 3 hours 28 minutes before
NORTHERN GREAT BASIN FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ELKO NV
230 PM PDT TUE JUL 29 1997

AN ACTIVE AFTERNOON OVER THE GREAT BASIN WITH SVR NR EKO AND MANY
OTHER TSRA ON RADAR. WILL HAVE TO WATCH SRN LANDER/EUREKA AS
RADAR/SAT INDICATING BIG STORMS OVER NRN NYE CNTY. MDLS CONT TO
INDICATE 90KT JET OVER UT/NV BORDER THIS EVE SO THINGS MAY GET
INTERESTING. AS FOR MDLS...THIS RUN A LITTLE MORE MOIST THAN LAST
NIGHTS AND WITH NO REAL CHANGE IN THE OVERALL PATTERN WITH SRLY
FLOW AT H50 WILL OPT TO REINTRODUCE SCT POPS ON WED AND KEEP THRU
THURSDAY. TEMPS TO AGAIN BE TRICKY AND WILL GO WITH COMP OF
FAN/FWC.

IN THE EXTENDED...AGREE WITH RNO TO KEEP CHCS EACH DAY IN THE
EXTENDED.
WMC3333   EKO5333   ELY2333
DUDLEY

Nearby

Severe Thunderstorm Warnings in Nevada, 1997Every severe thunderstorm 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.