Alert archive / Nevada / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 10, NWS Elko, NV

July 29, 1997Eureka County, Nevada

NWS Elko, NV issued this severe thunderstorm warning at Jul 29, 1997, 3:19 PM PDT for Eureka County, Nevada. It was in force for 56 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, 3:19 PM PDT (22:19 UTC)
Expired: Jul 29, 1997, 4:15 PM PDT
In force: 56 min
Issued by: NWS Elko, NV
Area: Whole counties

County Eureka County, NV

The radar

The Elko radar (KLRX), 95 km from the middle of the area, began a volume at 22:19 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

Reno, NV (KREV), launched 12:00Z, 10.3 hours before the alert went out and 171 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: 34 J/kg
Mixed-layer CIN: -153 J/kg
Mixed-layer LCL: 1681 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 41 m²/s²
0-3 km storm-relative helicity: 82 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 
TTAA00 KEKO 292221 RRA
SVREKO
NVC011-292315-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ELKO NV
319 PM PDT TUE JUL 29 1997
 
THE NATIONAL WEATHER SERVICE IN ELKO HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  415 PM PDT
FOR PEOPLE IN THE FOLLOWING LOCATION......
 
IN CENTRAL NEVADA
 
   ...SOUTHWESTERN EUREKA COUNTY
 
RADAR INDICATED A SEVERE THUNDERSTORM NEAR THE LANDER EUREKA COUNTY
BORDERS...ABOUT 40 MILES SOUTHWEST OF EUREKA...WITH STRONG WINDS,
HEAVY RAIN AND HAIL. THIS STORM IS MOVING TO THE NORTH NORTHEAST
AT ABOUT 25 MPH AND SHOULD REACH US-50 BY ABOUT 345 PM.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 58
MPH, DESTRUCTIVE HAIL, D>EADLY LIGHTNING, AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
CLARK
 
&

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, 49 minutes earlier.

Area forecast discussion, Jul 29, 2:30 PM PDT, 49 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

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 29, 1:47 PM PDT	Flash Flood Warning	LKN	Elko	58 min
Jul 29, 1:47 PM PDT	Severe Thunderstorm Warning	LKN	Elko	58 min
Jul 29, 3:01 PM PDT	Severe Thunderstorm Warning	LKN	Lander	59 min
Jul 29, 3:05 PM PDT	Severe Thunderstorm Warning	LKN	Lander	55 min

Nearby

Severe Thunderstorm Warnings in Nevada, 1997 Every 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.