Alert archive / Nevada / Red Flag Warnings in 2012

Red Flag Warning 22, NWS Elko, NV

August 9, 2012Elko County, Nevada

NWS Elko, NV issued this red flag warning at Aug 9, 2012, 2:31 PM PDT for Elko County, Nevada. It took effect at Aug 10, 2012, 3:10 AM PDT. It was in force for 17 hr. 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 9, 2012, 2:31 PM PDT (21:31 UTC)
In effect from
Aug 10, 2012, 3:10 AM PDT
Expired
Aug 10, 2012, 8:00 PM PDT
In force
17 hr
Issued by
NWS Elko, NV

County Elko County, NV

The nearest sounding before it

Elko, NV (KLKN), launched 12:00Z, 9.5 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 2012-08-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 286 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 2012-08-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 74 square meters per square second.1939Sfc1 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
286 J/kg
Mixed-layer CIN
-434 J/kg
Mixed-layer LCL
1844 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
74 m²/s²
0-3 km storm-relative helicity
60 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.

301 
WWUS85 KLKN 092131
RFWLKN

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE ELKO NV
231 PM PDT THU AUG 9 2012

...DRY LIGHTNING EXPECTED ON FRIDAY...

.HIGH PRESSURE HAS SET UP OVER THE FOUR CORNERS REGION STEERING
MOISTURE INTO EASTERN NEVADA. THE NET RESULT WILL BE ENHANCED
THUNDERSTORM ACTIVITY. IN ADDITION TO INCREASED LIGHTNING ACTIVITY 
GUSTY OUTFLOWS AND MICROBURSTS LIKELY.

NVZ454-468-469-100945-
/O.NEW.KLKN.FW.W.0022.120810T1800Z-120811T0300Z/
CENTRAL LANDER AND EUREKA COUNTIES-
EASTERN HUMBOLDT COUNTY AND NORTHWESTERN ELKO COUNTY-
SOUTHWESTERN AND CENTRAL ELKO COUNTY-
231 PM PDT THU AUG 9 2012

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM PDT FRIDAY FOR
DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONES
454...468 AND 469...

THE NATIONAL WEATHER SERVICE IN ELKO HAS ISSUED A RED FLAG
WARNING FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS...WHICH IS
IN EFFECT FROM 11 AM TO 8 PM PDT FRIDAY.

* AFFECTED AREA...FIRE WEATHER ZONE 454 CENTRAL LANDER AND 
  EUREKA COUNTIES...FIRE WEATHER ZONE 468 EASTERN HUMBOLDT 
  COUNTY AND NORTHWESTERN ELKO COUNTY AND FIRE WEATHER ZONE 469 
  SOUTHWESTERN AND CENTRAL ELKO COUNTY.

* THUNDERSTORM COVERAGE...ISOLATED BECOMING SCATTERED.

* OUTFLOW WINDS...GUSTS MAY REACH 50 MPH FROM THUNDERSTORMS.

* IMPACTS...LIGHTNING MAY CREATE NEW FIRE STARTS AND COMBINE 
  WITH STRONG OUTFLOW WINDS TO PRODUCE RAPID FIRE GROWTH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

SZATANEK
4 follow-up statements
180 
WWUS85 KLKN 100537
RFWLKN

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE ELKO NV
1037 PM PDT THU AUG 9 2012

...DRY LIGHTNING EXPECTED ON FRIDAY...

.HIGH PRESSURE HAS SET UP OVER THE FOUR CORNERS REGION STEERING
MOISTURE INTO EASTERN NEVADA. THE NET RESULT WILL BE ENHANCED
THUNDERSTORM ACTIVITY. IN ADDITION TO INCREASED LIGHTNING
ACTIVITY GUSTY OUTFLOWS AND MICROBURSTS LIKELY.

NVZ455-457-470-110100-
/O.EXB.KLKN.FW.W.0022.120810T1500Z-120811T0300Z/
WHITE PINE COUNTY-
LANDER/EUREKA COUNTIES SOUTH OF HIGHWAY 50 PLUS NORTHERN NYE
COUNTY-EASTERN ELKO COUNTY-
1037 PM PDT THU AUG 9 2012

...RED FLAG WARNING IN EFFECT FROM 8 AM TO 8 PM PDT FRIDAY FOR
DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONES
455...457 AND 470...

THE NATIONAL WEATHER SERVICE IN ELKO HAS ISSUED A RED FLAG
WARNING FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS...WHICH IS
IN EFFECT FROM 8 AM TO 8 PM PDT FRIDAY.

* AFFECTED AREA...FIRE WEATHER ZONE 455 WHITE PINE COUNTY...FIRE 
  WEATHER ZONE 457 LANDER/EUREKA COUNTIES SOUTH OF HIGHWAY 50 
  PLUS NORTHERN NYE COUNTY AND FIRE WEATHER ZONE 470 EASTERN 
  ELKO COUNTY.

* THUNDERSTORM COVERAGE...ISOLATED BECOMING SCATTERED BY THE AFTERNOON.

* OUTFLOW WINDS...GUSTS MAY REACH 50 MPH FROM THUNDERSTORMS.

* IMPACTS...LIGHTNING MAY CREATE NEW FIRE STARTS AND COMBINE WITH
  STRONG OUTFLOW WINDS TO PRODUCE RAPID FIRE GROWTH AND EXTREME
  FIRE BEHAVIOR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

NVZ454-468-469-110100-
/O.EXT.KLKN.FW.W.0022.120810T1500Z-120811T0300Z/
CENTRAL LANDER AND EUREKA COUNTIES-
EASTERN HUMBOLDT COUNTY AND NORTHWESTERN ELKO COUNTY-
SOUTHWESTERN AND CENTRAL ELKO COUNTY-
1037 PM PDT THU AUG 9 2012

...RED FLAG WARNING NOW IN EFFECT FROM 8 AM TO 8 PM PDT FRIDAY
FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER
ZONES 454...468 AND 469...

* AFFECTED AREA...FIRE WEATHER ZONE 454 CENTRAL LANDER AND 
  EUREKA COUNTIES...FIRE WEATHER ZONE 468 EASTERN HUMBOLDT 
  COUNTY AND NORTHWESTERN ELKO COUNTY AND FIRE WEATHER ZONE 469 
  SOUTHWESTERN AND CENTRAL ELKO COUNTY.

* THUNDERSTORM COVERAGE...ISOLATED BECOMING SCATTERED BY AFTERNOON.

* OUTFLOW WINDS...GUSTS MAY REACH 50 MPH FROM THUNDERSTORMS.

* IMPACTS...LIGHTNING MAY CREATE NEW FIRE STARTS AND COMBINE 
  WITH STRONG OUTFLOW WINDS TO PRODUCE RAPID FIRE GROWTH AND EXTREME
  FIRE BEHAVIOR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$
105 
WWUS85 KLKN 101010
RFWLKN

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE ELKO NV
310 AM PDT FRI AUG 10 2012

...DRY LIGHTNING EXPECTED ON FRIDAY...

.HIGH PRESSURE HAS SET UP OVER THE FOUR CORNERS REGION STEERING
MOISTURE INTO EASTERN NEVADA. THE NET RESULT WILL BE ENHANCED
THUNDERSTORM ACTIVITY. IN ADDITION TO INCREASED LIGHTNING
ACTIVITY GUSTY OUTFLOWS AND MICROBURSTS LIKELY.

NVZ454-455-457-468>470-110115-
/O.EXT.KLKN.FW.W.0022.120810T1010Z-120811T0300Z/
CENTRAL LANDER AND EUREKA COUNTIES-WHITE PINE COUNTY-
LANDER/EUREKA COUNTIES SOUTH OF HIGHWAY 50 PLUS NORTHERN NYE
COUNTY-EASTERN HUMBOLDT COUNTY AND NORTHWESTERN ELKO COUNTY-
SOUTHWESTERN AND CENTRAL ELKO COUNTY-EASTERN ELKO COUNTY-
310 AM PDT FRI AUG 10 2012

...RED FLAG WARNING NOW IN EFFECT UNTIL 8 PM PDT THIS EVENING FOR
DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONES
454...455...457...468...469 AND 470...

* AFFECTED AREA...FIRE WEATHER ZONE 454 CENTRAL LANDER AND 
  EUREKA COUNTIES...FIRE WEATHER ZONE 455 WHITE PINE COUNTY...
  FIRE WEATHER ZONE 457 LANDER/EUREKA COUNTIES SOUTH OF HIGHWAY 
  50 PLUS NORTHERN NYE COUNTY...FIRE WEATHER ZONE 468 EASTERN 
  HUMBOLDT COUNTY AND NORTHWESTERN ELKO COUNTY...FIRE WEATHER 
  ZONE 469 SOUTHWESTERN AND CENTRAL ELKO COUNTY AND FIRE WEATHER 
  ZONE 470 EASTERN ELKO COUNTY.

* THUNDERSTORM COVERAGE...ISOLATED BECOMING SCATTERED BY THE 
  AFTERNOON.

* OUTFLOW WINDS...GUSTS MAY REACH 50 MPH FROM THUNDERSTORMS.

* IMPACTS...LIGHTNING MAY CREATE NEW FIRE STARTS AND COMBINE 
  WITH STRONG OUTFLOW WINDS TO PRODUCE RAPID FIRE GROWTH AND 
  EXTREME FIRE BEHAVIOR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$


BB
696 
WWUS85 KLKN 102138
RFWLKN

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE ELKO NV
238 PM PDT FRI AUG 10 2012

...THUNDERSTORMS HAVE DEVELOPED OVER PORTIONS OF NORTHERN AND
CENTRAL NEVADA THIS AFTERNOON AND WILL CONTINUE INTO THE EVENING...

.MONSOONAL MOISTURE LINGERS OVER EASTERN NEVADA. ALL THE WHILE A
PACIFIC FRONT WILL CONTINUE TO MOVE ACROSS NORTHERN NEVADA THIS
EVENING. THIS MONSOONAL AIR WILL CONTRAST WITH THE FRONTAL
BOUNDARY RESULTING IN YET ANOTHER ROUND OF ENHANCED THUNDERSTORMS.
EXPECTING A MIX OF DRY AND WET THUNDERSTORMS TODAY...MICROBURSTS
POSSIBLE.

NVZ454-455-457-468>470-110300-
/O.CON.KLKN.FW.W.0022.000000T0000Z-120811T0300Z/
CENTRAL LANDER AND EUREKA COUNTIES-WHITE PINE COUNTY-
LANDER/EUREKA COUNTIES SOUTH OF HIGHWAY 50 PLUS NORTHERN NYE
COUNTY-EASTERN HUMBOLDT COUNTY AND NORTHWESTERN ELKO COUNTY-
SOUTHWESTERN AND CENTRAL ELKO COUNTY-EASTERN ELKO COUNTY-
238 PM PDT FRI AUG 10 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING
FOR DRY THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER
ZONES 454...455...457...468...469 AND 470...

* AFFECTED AREA...FIRE WEATHER ZONE 454 CENTRAL LANDER AND 
  EUREKA COUNTIES...FIRE WEATHER ZONE 455 WHITE PINE COUNTY...
  FIRE WEATHER ZONE 457 LANDER/EUREKA COUNTIES SOUTH OF HIGHWAY 
  50 PLUS NORTHERN NYE COUNTY...FIRE WEATHER ZONE 468 EASTERN 
  HUMBOLDT COUNTY AND NORTHWESTERN ELKO COUNTY...FIRE WEATHER 
  ZONE 469 SOUTHWESTERN AND CENTRAL ELKO COUNTY AND FIRE WEATHER 
  ZONE 470 EASTERN ELKO COUNTY.

* THUNDERSTORM COVERAGE...ISOLATED BECOMING SCATTERED.

* OUTFLOW WINDS...GUSTS MAY REACH 60 MPH FROM THUNDERSTORMS.

* IMPACTS...LIGHTNING MAY CREATE NEW FIRE STARTS AND COMBINE 
  WITH STRONG OUTFLOW WINDS TO PRODUCE RAPID FIRE GROWTH AND 
  EXTREME FIRE BEHAVIOR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

SZATANEK
753 
WWUS85 KLKN 110250
RFWLKN

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE ELKO NV
750 PM PDT FRI AUG 10 2012

NVZ454-455-457-468>470-110400-
/O.EXP.KLKN.FW.W.0022.000000T0000Z-120811T0300Z/
CENTRAL LANDER AND EUREKA COUNTIES-WHITE PINE COUNTY-
LANDER/EUREKA COUNTIES SOUTH OF HIGHWAY 50 PLUS NORTHERN NYE
COUNTY-EASTERN HUMBOLDT COUNTY AND NORTHWESTERN ELKO COUNTY-
SOUTHWESTERN AND CENTRAL ELKO COUNTY-EASTERN ELKO COUNTY-
750 PM PDT FRI AUG 10 2012

...RED FLAG WARNING WILL EXPIRE AT 8 PM PDT THIS EVENING FOR DRY
THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONES
454...455...457...468...469 AND 470...

THUNDERSTORMS ARE DIMINISHING AND MOVING OUT OF THE AREA...SO THE
RED FLAG WARNING IS BEING ALLOWED TO EXPIRE AS SCHEDULED. ISOLATED
THUNDERSTORMS WILL CONTINUE FOR ANOTHER FEW HOURS BUT ADDITIONAL
WIDESPREAD LIGHTNING STRIKES ARE NOT EXPECTED.

$$

RCM

Nearby

Red Flag Warnings in Nevada, 2012Every red flag warning in 2012

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.