Alert archive / Nevada / Red Flag Warnings in 2016

Red Flag Warning 6, NWS Las Vegas, NV

September 3, 2016Clark County, Lincoln County, Nye County, Nevada

NWS Las Vegas, NV issued this red flag warning at Sep 3, 2016, 2:16 AM PDT for Clark County, Lincoln County, Nye County, Nevada. It took effect at Sep 3, 2016, 11:00 AM PDT. It was in force for 12 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
Sep 3, 2016, 2:16 AM PDT (09:16 UTC)
In effect from
Sep 3, 2016, 11:00 AM PDT
Expired
Sep 3, 2016, 11:00 PM PDT
In force
12 hr
Issued by
NWS Las Vegas, NV

Counties Clark County, NV, Lincoln County, NV, Nye County, NV

The radar

The Las Vegas radar (KESX), 185 km from the middle of the area, began a volume at 09:19 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

Las Vegas, NV (KVEF), launched 00:00Z, 9.3 hours before the alert went out and 103 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, Las Vegas, NV at 00:00Z on 2016-09-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Las Vegas, NV at 00:00Z on 2016-09-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -32 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3748 m above ground
0-6 km bulk shear
4 kt
0-1 km storm-relative helicity
-32 m²/s²
0-3 km storm-relative helicity
-2 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

950 
WWUS85 KVEF 030916
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
216 AM PDT SAT SEP 3 2016

.A TROUGH APPROACHING THE REGION WILL BRING GUSTY WINDS AND LOW
RELATIVE HUMIDITIES TO PARTS OF THE AREA TODAY THROUGH THIS EVENING.
THIS WILL LEAD TO DANGEROUS FIRE WEATHER ACROSS THE SPRING
MOUNTAINS...SHEEP RANGE...AND EASTERN NYE COUNTY. 

NVZ462>464-031730-
/O.NEW.KVEF.FW.W.0006.160903T1800Z-160904T0600Z/
NYE COUNTY DESERTS/LAS VEGAS DISPATCH-SHEEP RANGE-
SPRING MOUNTAINS-
216 AM PDT SAT SEP 3 2016

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 11 PM
PDT THIS EVENING FOR STRONG WINDS AND LOW RH FOR FIRE WEATHER
ZONES 462...463 AND 464...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 11 PM PDT
THIS EVENING. 

* AFFECTED AREA...IN NVZ462...FIRE WEATHER ZONE 462. IN NVZ463...
  FIRE WEATHER ZONE 463. IN NVZ464...FIRE WEATHER ZONE 464. 

* TIMING...LATE THIS MORNING THROUGH LATE THIS EVENING.  

* WIND...SOUTHWEST WIND 15 TO 25 MPH WITH GUSTS TO 40 MPH. 

* HUMIDITY...5 TO 15 PERCENT.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY 
  AND MAY EXHIBIT EXTREME FIRE BEHAVIOR. OUTDOOR BURNING IS NOT 
  RECOMMENDED. 

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 CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$


WEATHER.GOV/LASVEGAS
2 follow-up statements
149 
WWUS85 KVEF 031646
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
946 AM PDT SAT SEP 3 2016

.A TROUGH APPROACHING THE REGION WILL BRING GUSTY WINDS AND LOW
RELATIVE HUMIDITIES TO PARTS OF THE AREA TODAY THROUGH THIS
EVENING. THIS WILL LEAD TO DANGEROUS FIRE WEATHER ACROSS THE
SPRING MOUNTAINS...SHEEP RANGE...AND EASTERN NYE COUNTY.

NVZ462>464-040600-
/O.CON.KVEF.FW.W.0006.160903T1800Z-160904T0600Z/
NYE COUNTY DESERTS/LAS VEGAS DISPATCH-SHEEP RANGE-
SPRING MOUNTAINS-
946 AM PDT SAT SEP 3 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING FOR STRONG WINDS AND LOW RH FOR FIRE WEATHER ZONES 462...
463 AND 464...

* AFFECTED AREA...IN NEVADA...FIRE WEATHER ZONES 462...463...AND 
  464.

* TIMING...THROUGH LATE THIS EVENING.

* WIND...SOUTHWEST WIND 15 TO 25 MPH WITH GUSTS TO 40 MPH.

* HUMIDITY...5 TO 15 PERCENT.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY 
  AND MAY EXHIBIT EXTREME FIRE BEHAVIOR. OUTDOOR BURNING IS NOT 
  RECOMMENDED.

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 CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

MORGAN

WEATHER.GOV/LASVEGAS
745 
WWUS85 KVEF 040546
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
1046 PM PDT SAT SEP 3 2016

NVZ462>464-040700-
/O.EXP.KVEF.FW.W.0006.000000T0000Z-160904T0600Z/
NYE COUNTY DESERTS/LAS VEGAS DISPATCH-SHEEP RANGE-
SPRING MOUNTAINS-
1046 PM PDT SAT SEP 3 2016

...RED FLAG WARNING WILL EXPIRE AT 11 PM PDT THIS EVENING FOR
STRONG WINDS AND LOW RH FOR FIRE WEATHER ZONES 462... 463 AND
464...

WIND GUSTS HAVE DIMINISHED ACROSS THE AREA AND THE RED FLAG WARNING
WILL BE ALLOWED TO EXPIRE AT 11 PM. 

$$


WEATHER.GOV/LASVEGAS

Nearby

Red Flag Warnings in Nevada, 2016Every red flag warning in 2016

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.