Alert archive / Nevada / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 61, NWS Elko, NV

August 13, 2014Elko County, Nevada

NWS Elko, NV issued this severe thunderstorm warning at Aug 13, 2014, 3:55 PM PDT for Elko County, Nevada. It was in force for 35 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: Aug 13, 2014, 3:55 PM PDT (22:55 UTC)
Expired: Aug 13, 2014, 4:30 PM PDT
In force: 35 min
Issued by: NWS Elko, NV
Area: Storm-based polygon

County Elko County, NV

The radar

The Elko radar (KLRX), 129 km from the middle of the area, began a volume at 22:58 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Aug 13, 12:21 PM PDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Elko, NV (KLKN), launched 12:00Z, 10.9 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-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: 111 J/kg
Mixed-layer CIN: -138 J/kg
Mixed-layer LCL: 1247 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 163 m²/s²
0-3 km storm-relative helicity: 199 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

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 Aug 13, 2:31 PM PDT, 1 hour 24 minutes earlier.

Area forecast discussion, Aug 13, 2:31 PM PDT, 1 hour 24 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ELKO NV
231 PM PDT WED AUG 13 2014

.SYNOPSIS...STRONG THUNDERSTORMS WILL IMPACT NORTHEASTERN NEVADA
INTO THIS EVENING. DRIER AND MORE STABLE AIR BUILDING IN FROM THE
SOUTHWEST WILL RESULT IN STORM ACTIVITY ENDING ACROSS MOST OF THE
REGION TONIGHT...WITH ONLY A SLIGHT CHANCE OF THUNDERSTORMS OVER
NORTHEASTERN ELKO COUNTY ON THURSDAY. WARM AND DRY FRIDAY ON INTO
NEXT WEEK.

&&

.SHORT TERM...THIS EVENING THROUGH FRIDAY. FAVORABLE CONDITIONS
TODAY FOR MODERATE TO STRONG THUNDERSTORM DEVELOPMENT OVER
NORTHEASTERN NEVADA. PRECIPITABLE WATER VALUES ACROSS ELKO COUNTY
HAVE BEEN AROUND 1 INCH...WITH SURFACE DEW POINTS IN THE MID 50S.
THE MOIST CONDITIONS IN COMBINATION WITH MODERATE CAPE AND BULK
SHEAR OF 30-40KTS HAVE RESULTED IN MANY SVR/S BEING ISSUED BY
MID- AFTERNOON...ALONG WITH ONE TORNADO WARNING FOR A STORM THAT
PASS BY JUST TO THE NORTH OF THE CITY OF ELKO. BEST CHANCES FOR
SEVERE STORMS THE REMAINDER OF THE AFTERNOON AND EARLY EVENING
WILL BE ACROSS EASTERN ELKO COUNTY...GENERALLY EAST OF THE CITY OF
ELKO...AS DRIER AIR MOVES IN FROM THE WEST. WILL STILL HAVE A
LITTLE CAPE OVER EASTERN ELKO AND WHITE PINE COUNTIES INTO THE
OVERNIGHT HOURS...SO SOME ISOLATED ACTIVITY WILL REMAIN IN THOSE
AREAS...HOWEVER MOST OF THE SEVERE THREAT SHOULD DIMINISH BY THE
MID-EVENING HOURS. MOST MODELS PUT AN END TO STORMS ACROSS THE CWA
BY LATE TONIGHT...HOWEVER THE ECMWF KEEPS A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS OVER NORTHEASTERN ELKO COUNTY THROUGH
THURSDAY AFTERNOON. MODELS IN AGREEMENT THAT THE ENTIRE CWA WILL
BE STORM-FREE THURSDAY NIGHT INTO FRIDAY.

.LONG TERM...FRIDAY NIGHT THROUGH NEXT WEDNESDAY. THE LONG TERM
MODELS ARE IN GOOD GENERAL AGREEMENT EARLY ON...SHOWING A DRIER
PATTERN ON THE HORIZON...THEN SOME DISCREPANCY ARISES. AT THE
ONSET OF THE EXTENDED PERIOD HIGH PRESSURE WILL ESTABLISH SOUTH
OF THE 4-CORNERS AREA OF THE COUNTRY. THIS PATTERN HOLDS THROUGH
SATURDAY. TOWARDS THE END OF THIS WEEKEND AN UPPER LEVEL TROUGH
OVER THE EASTERN PACIFIC WILL TRY TO NUDGE THE STRONG RIDGE OF
HIGH PRESSURE EASTWARD. IT IS POSSIBLE TO GET SOME INSTABILITY
SHOWERS OVER HUMBOLDT COUNTY IF THE TROUGH MOVES INLAND AS
PORTRAYED BY THE ECMWF SOLUTION. NOT A DEEP MOISTURE SITUATION SO
WILL KEEP THINGS DRY FOR NOW UNTIL MODEL ISSUES RESOLVE
THEMSELVES.

&&

.AVIATION...NUMEROUS THUNDERSTORMS HAVE DEVELOPED ACROSS NORTHERN
AND CENTRAL NEVADA. KEKO AND KELY WILL BE AFFECTED THROUGH THIS
EVENING AND THUNDERSTORMS MAY AFFECT KELY OVERNIGHT. SOME
THUNDERSTORMS WILL PRODUCE SEVERE WIND GUSTS OVER 50 KTS...HAIL
OVER ONE INCH...AND REDUCED VISIBILITY IN HEAVY RAIN SHOWERS. VFR
CONDITIONS ARE EXPECTED THURSDAY AFTERNOON.

&&

.FIRE WEATHER...SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS
CONTINUE ACROSS NORTHEASTERN AND EAST-CENTRAL NEVADA INTO THIS
EVENING...WITH SOME ISOLATED ACTIVITY LINGERING OVERNIGHT. MAY SEE
SOME ISOLATED STORMS OVER ZONES 469 AND 470 THURSDAY...OTHERWISE
DRIER AIR MOVING IN FROM THE WEST WILL PUT AN END TO STORMS
THROUGH THE WEEKEND.

&&

.LKN WATCHES/WARNINGS/ADVISORIES...NONE.

&&

96/92/92/96

In the hours before

Special weather statement, Aug 13, 2:26 PM PDT, 1 hour 29 minutes before

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Special weather statement, Aug 13, 2:41 PM PDT, 1 hour 14 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ELKO NV
241 PM PDT WED AUG 13 2014

NVZ033-132215-
SOUTHEASTERN ELKO COUNTY NV-
241 PM PDT WED AUG 13 2014

...SIGNIFICANT WEATHER ADVISORY FOR EXTREME SOUTHEASTERN ELKO COUNTY
UNTIL 315 PM PDT/415 PM MDT/...

AT 238 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM 21 MILES NORTH OF IBAPAH...OR 29 MILES SOUTH OF
WENDOVER...MOVING NORTHEAST AT 15 MPH.

HAIL UP TO THE SIZE OF NICKELS AND WIND GUSTS UP TO 55 MPH ARE
EXPECTED WITH THIS STORM...ALONG WITH HEAVY RAIN AND FREQUENT
DANGEROUS LIGHTNING.

* LOCATIONS IMPACTED INCLUDE...
  RURAL SOUTHEASTERN ELKO COUNTY...

IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A
STURDY BUILDING.

&&

LAT...LON 4042 11403 4023 11404 4022 11406 4031 11424
      4049 11405 4047 11404 4044 11403
TIME...MOT...LOC 2142Z 212DEG 15KT 4034 11407

JRM

Special weather statement, Aug 13, 2:53 PM PDT, 1 hour 2 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ELKO NV
253 PM PDT WED AUG 13 2014

NVZ031-034-038-039-132230-
NORTHERN ELKO COUNTY NV-RUBY MOUNTAINS AND EAST HUMBOLDT RANGE
NV-SOUTH CENTRAL ELKO COUNTY NV-SOUTHWEST ELKO COUNTY NV-
253 PM PDT WED AUG 13 2014

...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL ELKO COUNTY UNTIL 330 PM
PDT...

AT 246 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
AN AREA OF STRONG THUNDERSTORM FROM SOUTHWEST OF ELKO TO NEAR DEETH
AND UP TO US HIGHWAY 93 NEAR HD SUMMIT...MOVING NORTHEAST AT 35 MPH.

HAIL UP TO THE SIZE OF PENNIES AND WIND GUSTS UP TO 50 MPH ALONG
WITH HEAVY RAIN WHICH COULD PRODUCE FLASH FLOODING ARE EXPECTED WITH
THESE STORM.

* LOCATIONS IMPACTED INCLUDE...
   GIBBS RANCH...HD SUMMIT...ELKO...RYNDON...AND OSINO.

&&

LAT...LON 4106 11593 4163 11527 4132 11470 4095 11519
      4068 11564 4053 11598 4079 11616
TIME...MOT...LOC 2150Z 203DEG 41KT 4119 11526

RLC

Special weather statement, Aug 13, 3:06 PM PDT, 49 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ELKO NV
306 PM PDT WED AUG 13 2014

NVZ031-132245-
NORTHERN ELKO COUNTY NV-
306 PM PDT WED AUG 13 2014

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN ELKO COUNTY UNTIL
345 PM PDT...

AT 306 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 5 MILES SOUTH OF
JACKPOT TO 21 MILES SOUTH OF CONTACT...AND MOVING NORTH AT 25 MPH.
THESE STORMS ARE CURRENTLY NEAR OR JUST EAST OF HIGHWAY 93.

HAIL UP TO THE SIZE OF PENNIES AND WIND GUSTS UP TO 50 MPH ARE
EXPECTED WITH THESE STORMS...ALONG WITH HEAVY RAIN.

* LOCATIONS IMPACTED INCLUDE...
   JACKPOT...

&&

LAT...LON 4200 11428 4141 11458 4144 11490 4201 11471
TIME...MOT...LOC 2205Z 194DEG 22KT 4191 11465 4146 11476

JR

Special weather statement, Aug 13, 3:39 PM PDT, 16 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ELKO NV
339 PM PDT WED AUG 13 2014

NVZ034-038-132315-
RUBY MOUNTAINS AND EAST HUMBOLDT RANGE NV-SOUTHWEST ELKO COUNTY NV-
339 PM PDT WED AUG 13 2014

...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL ELKO COUNTY UNTIL 415 PM
PDT...

AT 337 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM RYNDON TO SPRING
CREEK TO 6 MILES SOUTHEAST OF SOUTH FORK TO 10 MILES NORTHWEST OF
JIGGS...AND MOVING EAST AT 25 MPH.

WIND GUSTS UP TO 50 MPH AND SMALL HAIL ARE EXPECTED WITH THESE
STORMS...ALONG WITH HEAVY RAIN AND FREQUENT DANGEROUS LIGHTNING.

* LOCATIONS IMPACTED INCLUDE...
   HALLECK AND LAMOILLE...
   LAMOILLE CANYON...
   SPRING CREEK...

IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A
STURDY BUILDING.

&&

LAT...LON 4112 11527 4060 11537 4055 11564 4062 11580
      4079 11568 4106 11558
TIME...MOT...LOC 2239Z 281DEG 21KT 4099 11552 4077 11556
          4060 11568 4053 11576

JRM

Special weather statement, Aug 13, 3:50 PM PDT, 5 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ELKO NV
350 PM PDT WED AUG 13 2014

NVZ031-132330-
NORTHERN ELKO COUNTY NV-
350 PM PDT WED AUG 13 2014

...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN ELKO COUNTY UNTIL 430 PM
PDT...

AT 348 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR CHARLESTON...MOVING NORTHEAST AT 25 MPH.

HAIL UP TO THE SIZE OF PENNIES AND WIND GUSTS UP TO 50 MPH ARE
EXPECTED WITH THIS STORM...ALONG WITH HEAVY RAIN. LOCALIZED FLOODING
IS POSSIBLE WITH THIS STORM.

* LOCATIONS IMPACTED INCLUDE...
  RURAL NORTHERN ELKO COUNTY...

&&

LAT...LON 4192 11552 4170 11523 4158 11559 4166 11567
TIME...MOT...LOC 2250Z 224DEG 21KT 4167 11557

JR

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 12, 5:02 PM PDT	Special Weather Statement	LKN		28 min
Aug 12, 5:09 PM PDT	Special Weather Statement	LKN		51 min
Aug 12, 5:11 PM PDT	Special Weather Statement	LKN		49 min
Aug 12, 5:12 PM PDT	Special Weather Statement	LKN		33 min
Aug 12, 5:23 PM PDT	Special Weather Statement	LKN		22 min
Aug 12, 5:57 PM PDT	Areal Flood Advisory	LKN	Eureka	3 hr
Aug 12, 6:05 PM PDT	Special Weather Statement	LKN		25 min
Aug 12, 6:21 PM PDT	Special Weather Statement	LKN		24 min
Aug 12, 6:26 PM PDT	Special Weather Statement	LKN	Eureka	34 min
Aug 12, 6:37 PM PDT	Special Weather Statement	LKN		38 min
Aug 12, 6:54 PM PDT	Special Weather Statement	LKN		36 min
Aug 12, 7:09 PM PDT	Special Weather Statement	LKN	Eureka	36 min
Aug 12, 7:29 PM PDT	Special Weather Statement	LKN		31 min
Aug 12, 7:47 PM PDT	Special Weather Statement	LKN		28 min
Aug 12, 8:13 PM PDT	Special Weather Statement	LKN		32 min
Aug 12, 8:32 PM PDT	Special Weather Statement	LKN		28 min
Aug 12, 8:44 PM PDT	Special Weather Statement	LKN		31 min
Aug 12, 9:14 PM PDT	Special Weather Statement	LKN		31 min
Aug 12, 9:15 PM PDT	Special Weather Statement	LKN	Eureka	30 min
Aug 12, 9:31 PM PDT	Special Weather Statement	LKN	Eureka	29 min
Aug 12, 9:32 PM PDT	Areal Flood Advisory	LKN	Eureka	3 hr
Aug 12, 10:00 PM PDT	Special Weather Statement	LKN	Eureka	30 min
Aug 12, 10:19 PM PDT	Areal Flood Advisory	LKN	Elko, White Pine	3 hr
Aug 12, 10:28 PM PDT	Special Weather Statement	LKN		62 min
Aug 12, 10:36 PM PDT	Special Weather Statement	LKN		24 min
Aug 12, 10:36 PM PDT	Severe Thunderstorm Warning	LKN	Elko	54 min
Aug 12, 11:23 PM PDT	Special Weather Statement	LKN		67 min
Aug 12, 11:24 PM PDT	Special Weather Statement	LKN		66 min
Aug 12, 11:55 PM PDT	Areal Flood Advisory	LKN	Elko	3 hr
Aug 13, 12:41 AM PDT	Special Weather Statement	LKN		64 min
Aug 13, 12:43 AM PDT	Special Weather Statement	LKN		62 min
Aug 13, 1:16 AM PDT	Special Weather Statement	LKN		59 min
Aug 13, 1:53 AM PDT	Special Weather Statement	LKN		52 min
Aug 13, 2:49 AM PDT	Special Weather Statement	LKN		56 min
Aug 13, 3:01 AM PDT	Special Weather Statement	LKN		59 min
Aug 13, 4:06 AM PDT	Special Weather Statement	LKN		54 min
Aug 13, 5:58 AM PDT	Areal Flood Advisory	LKN	Elko	3 hr
Aug 13, 10:42 AM PDT	Special Weather Statement	LKN		33 min
Aug 13, 10:59 AM PDT	Special Weather Statement	LKN		31 min
Aug 13, 11:11 AM PDT	Special Weather Statement	LKN		34 min
Aug 13, 11:32 AM PDT	Special Weather Statement	LKN	Elko	43 min
Aug 13, 11:40 AM PDT	Special Weather Statement	LKN		50 min
Aug 13, 11:54 AM PDT	Severe Thunderstorm Warning	LKN	Elko	51 min
Aug 13, 12:00 PM PDT	Severe Thunderstorm Warning	LKN	Elko	30 min
Aug 13, 12:04 PM PDT	Severe Thunderstorm Warning	LKN	Elko, Eureka	41 min
Aug 13, 12:26 PM PDT	Severe Thunderstorm Warning	LKN	Elko	49 min
Aug 13, 12:44 PM PDT	Tornado Warning	LKN	Elko	31 min
Aug 13, 12:55 PM PDT	Severe Thunderstorm Warning	LKN	Elko	50 min
Aug 13, 1:14 PM PDT	Special Weather Statement	LKN		31 min
Aug 13, 1:31 PM PDT	Severe Thunderstorm Warning	LKN	Elko	44 min
Aug 13, 1:41 PM PDT	Severe Thunderstorm Warning	LKN	Elko	25 min
Aug 13, 1:48 PM PDT	Severe Thunderstorm Warning	LKN	Elko	42 min
Aug 13, 2:01 PM PDT	Special Weather Statement	LKN		44 min
Aug 13, 2:08 PM PDT	Severe Thunderstorm Warning	LKN	Elko	52 min
Aug 13, 2:26 PM PDT	Special Weather Statement	LKN	Elko	34 min
Aug 13, 2:41 PM PDT	Special Weather Statement	LKN		34 min
Aug 13, 2:53 PM PDT	Special Weather Statement	LKN	Elko	37 min
Aug 13, 3:06 PM PDT	Special Weather Statement	LKN		39 min
Aug 13, 3:16 PM PDT	Areal Flood Advisory	LKN	Elko	5 hr
Aug 13, 3:39 PM PDT	Special Weather Statement	LKN	Elko	36 min
Aug 13, 3:50 PM PDT	Special Weather Statement	LKN		40 min
Aug 13, 4:17 PM PDT	Special Weather Statement	LKN		43 min
Aug 13, 4:31 PM PDT	Flash Flood Warning	LKN	Elko	3 hr
Aug 13, 4:36 PM PDT	Special Weather Statement	LKN	Elko	39 min

Nearby

Severe Thunderstorm Warnings in Nevada, 2014 Every severe thunderstorm warning in 2014

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.