Alert archive / Nevada / Red Flag Warnings in 2016

Red Flag Warning 1, NWS Las Vegas, NV

June 14, 2016Clark County, Lincoln County, Nye County, Nevada

NWS Las Vegas, NV issued this red flag warning at Jun 14, 2016, 1:55 PM PDT for Clark County, Lincoln County, Nye County, Nevada. It took effect at Jun 15, 2016, 11:00 AM PDT. It was in force for 9 hr. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jun 14, 2016, 1:55 PM PDT (20:55 UTC)
In effect from
Jun 15, 2016, 11:00 AM PDT
Expired
Jun 15, 2016, 8:00 PM PDT
In force
9 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 20:52 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.

What was reported inside it

TimeReportWhereRemark
Jun 15, 2:45 PM PDTNON-TSTM WND GST 682 Se Yucca Flat (Nts Sr, NVGUSTS 58 MPH OR GREATER OCCURRED FROM 245 TO 645 PM. THE PEAK WIND OCCURRED AT 245 PM.
Jun 15, 4:50 PM PDTNON-TSTM WND GST 5842 Ese Manhattan, NVMESONET STATION WARM SPRINGS SUMMIT CEMP /CMP26/.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Las Vegas, NV (KVEF), launched 12:00Z, 8.9 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 12:00Z on 2016-06-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 2016-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 67 square meters per square second.193958Sfc1 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
3286 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
67 m²/s²
0-3 km storm-relative helicity
21 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

279 
WWUS85 KVEF 142055
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
155 PM PDT TUE JUN 14 2016

.AN AREA OF LOW PRESSURE WILL INTENSIFY NEAR THE PACIFIC
NORTHWEST COAST WEDNESDAY LEADING TO INCREASING WINDS ACROSS
SOUTHERN NEVADA.

NVZ463-464-151300-
/O.UPG.KVEF.FW.A.0001.160615T1800Z-160616T0300Z/
/O.NEW.KVEF.FW.W.0001.160615T1800Z-160616T0300Z/
SHEEP RANGE-SPRING MOUNTAINS-
155 PM PDT TUE JUN 14 2016

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM PDT WEDNESDAY
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR THE SPRING MOUNTAINS
AND SHEEP RANGE OF SOUTHERN NEVADA...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 11 AM TO 8 PM PDT WEDNESDAY.
THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 

* TIMING...MOST OF THE DAY WEDNESDAY INTO EARLY EVENING. WINDS WILL
  DECREASE WHILE HUMIDITY RISES LATER WEDNESDAY EVENING.

* WIND...SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 45 MPH.

* HUMIDITY...DROPPING TO 13 TO 15 PERCENT OVER AT LEAST LOW AND 
  MID ELEVATIONS OF THE SPRING MOUNTAINS AND SHEEP RANGE. 
  HIGHER ELEVATIONS MAY NOT SEE HUMIDITY VALUES FALL BELOW 15 
  PERCENT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

&&

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.

&&

$$


HTTP://WEATHER.GOV/LASVEGAS
2 follow-up statements
247 
WWUS85 KVEF 151100
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
400 AM PDT WED JUN 15 2016

.AN AREA OF LOW PRESSURE WILL INTENSIFY NEAR THE PACIFIC
NORTHWEST COAST TODAY LEADING TO INCREASING WINDS ACROSS SOUTHERN
NEVADA.

NVZ463-464-160300-
/O.CON.KVEF.FW.W.0001.160615T1800Z-160616T0300Z/
SHEEP RANGE-SPRING MOUNTAINS-
400 AM PDT WED JUN 15 2016

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
8 PM PDT THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY
FOR THE SPRING MOUNTAINS AND SHEEP RANGE OF SOUTHERN NEVADA...

* TIMING...WINDS WILL INCREASE LATE THIS MORNING AND EARLY AFTERNOON
  THEN PERSIST INTO EARLY THIS EVENING EVENING. WINDS WILL DECREASE
  WHILE HUMIDITY RECOVERS MODERATELY LATER THIS EVENING.

* WIND...SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 45 MPH.

* HUMIDITY...DROPPING TO 13 TO 15 PERCENT OVER AT LEAST LOW AND 
  MID ELEVATIONS OF THE SPRING MOUNTAINS AND SHEEP RANGE. 
  HIGHER ELEVATIONS MAY NOT SEE HUMIDITY VALUES FALL BELOW 15 
  PERCENT. 

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.

&&

$$


HTTP://WEATHER.GOV/LASVEGAS
207 
WWUS85 KVEF 160256
RFWVEF

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
756 PM PDT WED JUN 15 2016

NVZ463-464-160400-
/O.EXP.KVEF.FW.W.0001.000000T0000Z-160616T0300Z/
SHEEP RANGE-SPRING MOUNTAINS-
756 PM PDT WED JUN 15 2016

...RED FLAG WARNING WILL EXPIRE AT 8 PM PDT THIS EVENING FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR THE SPRING MOUNTAINS
AND SHEEP RANGE OF SOUTHERN NEVADA...

THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE AT 8 PM. LOCAL GUSTY
WINDS MAY STILL EXCEED 35 MPH THROUGH 9 OR 10 PM HOWEVER...RELATIVE
HUMIDITY VALUES HAVE INCREASED ABOVE WARNING CRITERIA. 

$$


HTTP://WEATHER.GOV/LASVEGAS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 14, 2:08 PM PDTWind AdvisoryVEFClark, Esmeralda, Lincoln, Nye31 hr

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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.