Alert archive / Nevada / Red Flag Warnings in 2017

Red Flag Warning 13, NWS Las Vegas, NV

June 8, 2017Mohave County, Arizona; 4 counties in Nevada; San Bernardino County, California

NWS Las Vegas, NV issued this red flag warning at Jun 8, 2017, 11:36 AM MST for Mohave County, Arizona; 4 counties in Nevada; San Bernardino County, California. It took effect at Jun 9, 2017, 11:00 AM MST. It was in force for 60 hr. 7 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 8, 2017, 11:36 AM MST (18:36 UTC)
In effect from
Jun 9, 2017, 11:00 AM MST
Expired
Jun 11, 2017, 11:00 PM MST
In force
60 hr
Issued by
NWS Las Vegas, NV

Counties Mohave County, AZ, San Bernardino County, CA, Clark County, NV, Esmeralda County, NV, Lincoln County, NV, Nye County, NV

The radar

The Las Vegas radar (KESX), 131 km from the middle of the area, began a volume at 18:38 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 11, 2:19 PM MSTNON-TSTM WND GST 583 Ssw Mercury, NVDESERT ROCK ASOS. ELEVATION 3238 FEET.
Jun 11, 3:50 PM MSTNON-TSTM WND GST 583 Ene Mt. Charleston, NVMESONET KYLE CANYON RAWS. ELEVATION 7200 FEET.
Jun 11, 5:00 PM MSTNON-TSTM WND GST 552 N Amargosa Valley, NVMESONET NNSS STATION GATE 510. ELEVATION 2753 FEET.
Jun 11, 5:30 PM MSTNON-TSTM WND GST 5814 Nw Mercury, NVMESONET NNSS STATION - A26, PORT GASTON. ELEVATION 4298 FEET.
Jun 11, 5:30 PM MSTNON-TSTM WND GST 6619 N Mercury, NVMESONET STATION. NNSS STATION A06. ELEVATION 3927 FEET.
Jun 11, 6:15 PM MSTNON-TSTM WND GST 563 Ssw Mercury, NVMESONET NNSS STATION A22- DESERT ROCK. ELEVATION 3284 FEET.
Jun 11, 7:00 PM MSTNON-TSTM WND GST 58Rachel, NVRACHEL CEMP STATION. ELEVATION 4850 FEET.

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, 6.6 hours before the alert went out and 38 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 2017-06-08Temperature 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 2017-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -9 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
4092 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
-9 m²/s²
0-3 km storm-relative helicity
36 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

243 
WWUS85 KVEF 081836
RFWVEF

URGENT - FIRE WEATHER MESSAGE
National Weather Service Las Vegas NV
1136 AM PDT Thu Jun 8 2017

.A potent system will impact the western US through the weekend,
combining several days of gusty winds with low humidity to
produce critical fire conditions for much of the area.

AZZ101-102-NVZ461>464-466-091200-
/O.UPG.KVEF.FW.A.0004.170609T1800Z-170612T0600Z/
/O.NEW.KVEF.FW.W.0013.170609T1800Z-170612T0600Z/
/O.CON.KVEF.FW.W.0012.000000T0000Z-170609T0200Z/
Lake Mead NRA/Colorado River-AZ side-
Northwest Deserts/Northwest Plateau-Lincoln County/Ely Dispatch-
Nye County Deserts/Las Vegas Dispatch-Sheep Range-
Spring Mountains-Lake Mead NRA/Colorado River-NV side-
1136 AM PDT Thu Jun 8 2017 /1136 AM MST Thu Jun 8 2017/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM PDT /7 PM MST/
THIS EVENING FOR STRONG WINDS AND LOW RH FOR FIRE WEATHER ZONES
101, 102, 461, 462, 463, 464, AND 466...
...RED FLAG WARNING IN EFFECT FROM 11 AM PDT /11 AM MST/ FRIDAY
TO 11 PM PDT /11 PM MST/ SUNDAY FOR STRONG WINDS AND LOW RH FOR
FIRE WEATHER ZONES 101, 102, 461, 462, 463, 464, AND 466...

The National Weather Service in Las Vegas has issued a Red Flag
Warning, which is in effect from 11 AM PDT /11 AM MST/ Friday to
11 PM PDT /11 PM MST/ Sunday. The Fire Weather Watch is no longer
in effect. 

* AFFECTED AREA...In Arizona...Fire weather zones 101 and 102. 
  In Nevada...Fire weather zones 463, 464, and 466. 

* TIMING...Strongest period of winds will be in the afternoon and
  evening hours today through Sunday. Humidities values will fall
  below 15 percent each day with poor humidity recover overnight.

* WIND...South to southwest winds of 20 to 30 mph, gusting around
  35 to 45 mph during the afternoon and evening hours. A lull in
  winds will occur during the overnight hours each night.

* HUMIDITY...Afternoon humidities falling near or below 10 
  percent with only modest recovery overnight.

* IMPACTS...any fires that develop will likely spread rapidly. 
  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.

&&

$$

CAZ229-NVZ460-465-091200-
/O.UPG.KVEF.FW.A.0004.170609T1800Z-170612T0600Z/
/O.NEW.KVEF.FW.W.0013.170609T1800Z-170612T0600Z/
Lower Colorado River Valley-
Esmeralda and Nye County Deserts/CNC Dispatch-
Clark and SW Lincoln County Deserts/Las Vegas Dispatch-
1136 AM PDT Thu Jun 8 2017

...RED FLAG WARNING IN EFFECT FROM 11 AM FRIDAY TO 11 PM PDT
SUNDAY FOR STRONG WINDS AND LOW RH FOR FIRE WEATHER ZONES 229,
460, AND 465...

The National Weather Service in Las Vegas has issued a Red Flag
Warning, which is in effect from 11 AM Friday to 11 PM PDT
Sunday. The Fire Weather Watch is no longer in effect. 

* TIMING...Strongest period of winds will be in the afternoon and
  evening hours Friday through Sunday. Humidities values will 
  fall below 15 percent each day with poor humidity recover 
  overnight.

* WIND...South to southwest winds of 20 to 30 mph with gusts 35 
  to 40 mph Friday then increasing to 40 to 45 mph on Saturday 
  and Sunday. 

* HUMIDITY...Afternoon humidities falling near or below 10 
  percent with only modest recovery overnight.

* IMPACTS...any fires that develop will likely spread rapidly. 
  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
10 follow-up statements
177 
WWUS85 KVEF 082207
RFWVEF

URGENT - FIRE WEATHER MESSAGE
National Weather Service Las Vegas NV
307 PM PDT Thu Jun 8 2017

.A potent system will impact the western US through the weekend,
combining several days of gusty winds with low humidity to
produce critical fire conditions for much of the area.

AZZ101-102-NVZ461>464-466-090615-
/O.CON.KVEF.FW.W.0012.000000T0000Z-170609T0200Z/
/O.CON.KVEF.FW.W.0013.170609T1800Z-170612T0600Z/
Lake Mead NRA/Colorado River-AZ side-
Northwest Deserts/Northwest Plateau-Lincoln County/Ely Dispatch-
Nye County Deserts/Las Vegas Dispatch-Sheep Range-
Spring Mountains-Lake Mead NRA/Colorado River-NV side-
307 PM PDT Thu Jun 8 2017 /307 PM MST Thu Jun 8 2017/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM PDT /7 PM MST/
THIS EVENING FOR STRONG WINDS AND LOW RH FOR FIRE WEATHER ZONES
101, 102, 461, 462, 463, 464, AND 466...
...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM PDT /11 AM MST/
FRIDAY TO 11 PM PDT /11 PM MST/ SUNDAY FOR STRONG WINDS AND LOW
RH FOR FIRE WEATHER ZONES 101, 102, 461, 462, 463, 464, AND 466...

* AFFECTED AREA...In Arizona...Fire weather zones 101 and 102. 
  In Nevada...Fire weather zones 463, 464, and 466. 

* TIMING...Strongest period of winds will be in the afternoon 
  and evening hours today through Sunday. Humidities values will 
  fall below 15 percent each day with poor humidity recover 
  overnight. 

* WIND...South to southwest winds of 20 to 30 mph, gusting 
  around35 to 45 mph during the afternoon and evening hours. A 
  lull in winds will occur during the overnight hours each 
  night. 

* HUMIDITY...Afternoon humidities falling near or below 10 
  percent with only modest recovery overnight.

* IMPACTS...any fires that develop will likely spread rapidly. 
  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.

&&

$$

CAZ229-NVZ460-465-090615-
/O.CON.KVEF.FW.W.0013.170609T1800Z-170612T0600Z/
Lower Colorado River Valley-
Esmeralda and Nye County Deserts/CNC Dispatch-
Clark and SW Lincoln County Deserts/Las Vegas Dispatch-
307 PM PDT Thu Jun 8 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM FRIDAY TO 11 PM
PDT SUNDAY FOR STRONG WINDS AND LOW RH FOR FIRE WEATHER ZONES
229, 460, AND 465...

* TIMING...Strongest period of winds will be in the afternoon and evening
  hours Friday through Sunday. Humidities values will fall below 
  15 percent each day with poor humidity recover overnight. 

* WIND...South to southwest winds of 20 to 30 mph with gusts 35 
  to 40 mph Friday then increasing to 40 to 45 mph on Saturday 
  and Sunday.

* HUMIDITY...Afternoon humidities falling near or below 10 
  percent with only modest recovery overnight.

* IMPACTS...any fires that develop will likely spread rapidly. 
  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
627 
WWUS85 KVEF 090303
RFWVEF

URGENT - FIRE WEATHER MESSAGE
National Weather Service Las Vegas NV
803 PM PDT Thu Jun 8 2017

.A potent system will impact the western US through the weekend,
combining several days of gusty winds with low humidity to
produce critical fire conditions for much of the area.

AZZ101-102-CAZ229-NVZ460>466-091800-
/O.CON.KVEF.FW.W.0013.170609T1800Z-170612T0600Z/
Lake Mead NRA/Colorado River-AZ side-
Northwest Deserts/Northwest Plateau-Lower Colorado River Valley-
Esmeralda and Nye County Deserts/CNC Dispatch-
Lincoln County/Ely Dispatch-Nye County Deserts/Las Vegas Dispatch-
Sheep Range-Spring Mountains-
Clark and SW Lincoln County Deserts/Las Vegas Dispatch-
Lake Mead NRA/Colorado River-NV side-
803 PM PDT Thu Jun 8 2017 /803 PM MST Thu Jun 8 2017/

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM PDT /11 AM MST/ 
FRIDAY TO 11 PM PDT /11 PM MST/ SUNDAY FOR STRONG WINDS AND LOW RH
FOR FIRE WEATHER ZONES 101, 102, 229, 460, 461, 462, 463, 464,
465, AND 466...

* AFFECTED AREA...In Arizona...Fire weather zones 101 and 102. In
  California...Fire weather zone 229. In Nevada...Fire weather
  zones 460 through 466.

* TIMING...Strongest period of winds will be in the afternoon and
  evening hours each day through Sunday. Humidities values will
  fall below 15 percent each day with poor recovery overnight.

* WIND...South to southwest winds of 20 to 30 mph, gusting 35 to 
  45 mph during the afternoon and evening hours. A lull in winds 
  will occur during the overnight hours each night. 

* HUMIDITY...Afternoon humidities falling near or below 10 
  percent with only modest recovery overnight.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  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
927 
WWUS85 KVEF 091720
RFWVEF

URGENT - FIRE WEATHER MESSAGE
National Weather Service Las Vegas NV
1020 AM PDT Fri Jun 9 2017

.A potent system will impact the western US through the weekend,
combining several days of gusty winds with low humidity to
produce critical fire conditions for much of the area.

AZZ101-102-CAZ229-NVZ460>466-101100-
/O.CON.KVEF.FW.W.0013.170609T1800Z-170612T0600Z/
Lake Mead NRA/Colorado River-AZ side-
Northwest Deserts/Northwest Plateau-Lower Colorado River Valley-
Esmeralda and Nye County Deserts/CNC Dispatch-
Lincoln County/Ely Dispatch-Nye County Deserts/Las Vegas Dispatch-
Sheep Range-Spring Mountains-
Clark and SW Lincoln County Deserts/Las Vegas Dispatch-
Lake Mead NRA/Colorado River-NV side-
1020 AM PDT Fri Jun 9 2017 /1020 AM MST Fri Jun 9 2017/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT /11 PM MST/
SUNDAY FOR STRONG WINDS AND LOW RH FOR FIRE WEATHER ZONES 101,
102, 229, 460, 461, 462, 463, 464, 465, AND 466...

* AFFECTED AREA...In Arizona...Fire weather zones 101 and 102. In California...Fire
  weather zone 229. In Nevada...Fire weather zones 460 through 
  466. 

* TIMING...Gusty periods of winds will be in the afternoon and
  evening hours each day through Sunday. The strongest period of
  winds looks to be Sunday. Humidities values will fall below 15 
  percent each day with poor recovery overnight.

* WIND...South to southwest winds of 20 to 30 mph, gusting 35 
  to 45 mph during the afternoon and evening hours. A lull in 
  winds will occur during the overnight hours each night.

* HUMIDITY...Afternoon humidities falling near or below 10 
  percent with only modest recovery overnight.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  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
647 
WWUS85 KVEF 092117
RFWVEF

URGENT - FIRE WEATHER MESSAGE
National Weather Service Las Vegas NV
217 PM PDT Fri Jun 9 2017

.A potent system will impact the western US through the weekend,
combining several days of gusty winds with low humidity to
produce critical fire conditions for much of the area.

AZZ101-102-CAZ229-NVZ460>466-101145-
/O.CON.KVEF.FW.W.0013.000000T0000Z-170612T0600Z/
Lake Mead NRA/Colorado River-AZ side-
Northwest Deserts/Northwest Plateau-Lower Colorado River Valley-
Esmeralda and Nye County Deserts/CNC Dispatch-
Lincoln County/Ely Dispatch-Nye County Deserts/Las Vegas Dispatch-
Sheep Range-Spring Mountains-
Clark and SW Lincoln County Deserts/Las Vegas Dispatch-
Lake Mead NRA/Colorado River-NV side-
217 PM PDT Fri Jun 9 2017 /217 PM MST Fri Jun 9 2017/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT /11 PM MST/
SUNDAY FOR STRONG WINDS AND LOW RH FOR FIRE WEATHER ZONES 101,
102, 229, 460, 461, 462, 463, 464, 465, AND 466...

* AFFECTED AREA...In Arizona...Fire weather zones 101 and 102. In
  California...Fire weather zone 229. In Nevada...Fire weather 
  zones 460 through 466. 

* TIMING...Gusty periods of winds will be in the afternoon and
  evening hours each day through Sunday. The strongest period of
  winds looks to be Sunday. Humidities values will fall below 15
  percent each day with modest recovery overnight.

* WIND...South to southwest winds of 20 to 30 mph, gusting 35 to
  45 mph during the afternoon and evening hours. Gust could be as
  high as 45 to 55 mph on Sunday. A lull in winds will occur 
  during the overnight hours each night.

* HUMIDITY...Afternoon humidities falling near or below 10 
  percent with only modest recovery overnight.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  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
267 
WWUS85 KVEF 101033
RFWVEF

URGENT - FIRE WEATHER MESSAGE
National Weather Service Las Vegas NV
333 AM PDT Sat Jun 10 2017

.A potent system will impact the western US through the weekend,
combining several days of gusty winds with low humidity to
produce critical fire conditions for much of the area.

AZZ101-102-CAZ229-NVZ460>466-101900-
/O.CON.KVEF.FW.W.0013.000000T0000Z-170612T0600Z/
Lake Mead NRA/Colorado River-AZ side-
Northwest Deserts/Northwest Plateau-Lower Colorado River Valley-
Esmeralda and Nye County Deserts/CNC Dispatch-
Lincoln County/Ely Dispatch-Nye County Deserts/Las Vegas Dispatch-
Sheep Range-Spring Mountains-
Clark and SW Lincoln County Deserts/Las Vegas Dispatch-
Lake Mead NRA/Colorado River-NV side-
333 AM PDT Sat Jun 10 2017 /333 AM MST Sat Jun 10 2017/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT /11 PM MST/
SUNDAY FOR STRONG WINDS AND LOW RH FOR FIRE WEATHER ZONES 101,
102, 229, 460, 461, 462, 463, 464, 465, AND 466...

* AFFECTED AREA...In Arizona...Fire weather zones 101 and 102. 
  InCalifornia...Fire weather zone 229. In Nevada...Fire weather 
  zones 460 through 466. 

* TIMING...Gusty periods of winds will be in the afternoon and 
  evening hours each day through Sunday. The strongest period 
  of winds looks to be Sunday. Humidities values will fall 
  below 15 percent each day with modest recovery overnight.

* WIND...South to southwest winds of 20 to 30 mph, gusting 35 
  to 45 mph during the afternoon and evening hours. Gust could 
  be as high as 45 to 55 mph on Sunday. A lull in winds will 
  occur during the overnight hours each night.

* HUMIDITY...Afternoon humidities falling near or below 10 
  percent with only modest recovery overnight.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  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
236 
WWUS85 KVEF 101720
RFWVEF

URGENT - FIRE WEATHER MESSAGE
National Weather Service Las Vegas NV
1020 AM PDT Sat Jun 10 2017

.A potent system will impact the western US through the weekend,
combining several days of gusty winds with low humidity to
produce critical fire conditions for much of the area.

AZZ101-102-CAZ229-NVZ460>466-110130-
/O.CON.KVEF.FW.W.0013.000000T0000Z-170612T0600Z/
Lake Mead NRA/Colorado River-AZ side-
Northwest Deserts/Northwest Plateau-Lower Colorado River Valley-
Esmeralda and Nye County Deserts/CNC Dispatch-
Lincoln County/Ely Dispatch-Nye County Deserts/Las Vegas Dispatch-
Sheep Range-Spring Mountains-
Clark and SW Lincoln County Deserts/Las Vegas Dispatch-
Lake Mead NRA/Colorado River-NV side-
1020 AM PDT Sat Jun 10 2017 /1020 AM MST Sat Jun 10 2017/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT /11 PM MST/
SUNDAY FOR STRONG WINDS AND LOW RH FOR FIRE WEATHER ZONES 101,
102, 229, 460, 461, 462, 463, 464, 465, AND 466...

* AFFECTED AREA...In Arizona...Fire weather zones 101 and 102. In California...Fire
  weather zone 229. In Nevada...Fire weather zones 460 through 
  466. 

* TIMING...Gusty periods of winds will continue through Sunday
  evening before starting to subside early Monday morning. The
  strongest period of winds will be Sunday.

* WIND...South to southwest winds of 20 to 30 mph, gusting 35 to
  45 mph during the afternoon and evening hours. Gust could be as
  high as 45 to 55 mph on Sunday. Some areas may experience a lull
  in winds during the overnight hours.

* HUMIDITY...Afternoon humidities falling near or below 10 percent
  in the lower deserts of southern Nevada and northwest Arizona.
  Afternoon humidities generally between 10-15 percent for
  elevations above 5000 feet in Nevada Zones 460-462. Poor
  humidity recovery will continue for the lower deserts while
  better humidity recover between 35 and 50 percent possible in
  Nevada Zones 460-462.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  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
590 
WWUS85 KVEF 102113
RFWVEF

URGENT - FIRE WEATHER MESSAGE
National Weather Service Las Vegas NV
213 PM PDT Sat Jun 10 2017

.A potent system will impact the western US through the weekend,
combining several days of gusty winds with low humidity to
produce critical fire conditions for much of the area.

AZZ101-102-CAZ229-NVZ460>466-111130-
/O.CON.KVEF.FW.W.0013.000000T0000Z-170612T0600Z/
Lake Mead NRA/Colorado River-AZ side-
Northwest Deserts/Northwest Plateau-Lower Colorado River Valley-
Esmeralda and Nye County Deserts/CNC Dispatch-
Lincoln County/Ely Dispatch-Nye County Deserts/Las Vegas Dispatch-
Sheep Range-Spring Mountains-
Clark and SW Lincoln County Deserts/Las Vegas Dispatch-
Lake Mead NRA/Colorado River-NV side-
213 PM PDT Sat Jun 10 2017 /213 PM MST Sat Jun 10 2017/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT /11 PM MST/
SUNDAY FOR STRONG WINDS AND LOW RH FOR FIRE WEATHER ZONES 101,
102, 229, 460, 461, 462, 463, 464, 465, AND 466...

* AFFECTED AREA...In Arizona...Fire weather zones 101 and 102. In California...Fire
  weather zone 229. In Nevada...Fire weather zones 460 through 
  466. 

* TIMING...Gusty periods of winds will continue through Sunday
  evening before starting to subside early Monday morning. The
  strongest period of winds will be late Sunday afternoon and
  evening.

* WIND...South to southwest winds of 20 to 30 mph, gusting 35 to
  45 mph during the afternoon and evening hours. Gust could be as
  high as 50 to 60 mph on Sunday. Some areas may experience a 
  lull in winds during the overnight hours. 

* HUMIDITY...Afternoon humidities falling near or below10 
  percent in the lower deserts of southern Nevada and northwest 
  Arizona. Afternoon humidities generally between 10- 15 
  percent for elevations above 5000 feet in Nevada Zones 460- 
  462. Poor humidity recovery will continue for the lower 
  deserts while better humidity recover between 35 and 50 
  percent possible in Nevada Zones 460-462. 

* IMPACTS...Any fires that develop will likely spread rapidly. 
  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
788 
WWUS85 KVEF 111033
RFWVEF

URGENT - FIRE WEATHER MESSAGE
National Weather Service Las Vegas NV
333 AM PDT Sun Jun 11 2017

.A strong low pressure system will move into northern California
and northwest Nevada today resulting in very strong winds with
continued dry conditions.

AZZ101-102-CAZ229-NVZ460>466-120000-
/O.CON.KVEF.FW.W.0013.000000T0000Z-170612T0600Z/
Lake Mead NRA/Colorado River-AZ side-
Northwest Deserts/Northwest Plateau-Lower Colorado River Valley-
Esmeralda and Nye County Deserts/CNC Dispatch-
Lincoln County/Ely Dispatch-Nye County Deserts/Las Vegas Dispatch-
Sheep Range-Spring Mountains-
Clark and SW Lincoln County Deserts/Las Vegas Dispatch-
Lake Mead NRA/Colorado River-NV side-
333 AM PDT Sun Jun 11 2017 /333 AM MST Sun Jun 11 2017/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT /11 PM MST/
THIS EVENING FOR STRONG WINDS AND LOW RH FOR FIRE WEATHER ZONES
101, 102, 229, 460, 461, 462, 463, 464, 465, AND 466...

* AFFECTED AREA...In Arizona...Fire weather zones 101 and 102. In
  California...Fire weather zone 229. In Nevada...Fire weather 
  zones 460 through 466. 

* TIMING...Winds will increase even more today with the strongest
  winds this afternoon and evening. Winds will decrease later
  tonight with relative humidity in most areas rising above 15
  percent by midnight.

* WIND...South to southwest winds of 25 to 35 mph, gusting 35 to
  50 mph this afternoon and evening hours. Gust could be as high
  as 60 mph at times in some areas.

* HUMIDITY...Minimum humidities below 10 percent in the lower 
  elevations and 10-15 percent above 5000 feet. 

* IMPACTS...Any fires that develop will likely spread rapidly. 
  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
848 
WWUS85 KVEF 112146
RFWVEF

URGENT - FIRE WEATHER MESSAGE
National Weather Service Las Vegas NV
246 PM PDT Sun Jun 11 2017

.A strong low pressure system will move across the Great Basin
tonight and Monday. This will result in very strong winds through
early Monday morning. 

AZZ101-102-CAZ229-NVZ460>466-120600-
/O.CON.KVEF.FW.W.0013.000000T0000Z-170612T0600Z/
Lake Mead NRA/Colorado River-AZ side-
Northwest Deserts/Northwest Plateau-Lower Colorado River Valley-
Esmeralda and Nye County Deserts/CNC Dispatch-
Lincoln County/Ely Dispatch-Nye County Deserts/Las Vegas Dispatch-
Sheep Range-Spring Mountains-
Clark and SW Lincoln County Deserts/Las Vegas Dispatch-
Lake Mead NRA/Colorado River-NV side-
246 PM PDT Sun Jun 11 2017 /246 PM MST Sun Jun 11 2017/

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT /11 PM MST/
THIS EVENING FOR STRONG WINDS AND LOW RH FOR FIRE WEATHER ZONES
101, 102, 229, 460, 461, 462, 463, 464, 465, AND 466...

* AFFECTED AREA...In Arizona...Fire weather zones 101 and 102. In
  California...Fire weather zone 229. In Nevada...Fire weather 
  zones 460 through 466. 

* TIMING...Winds will continue into early Monday morning before
  decreasing.

* WIND...South to southwest winds of 25 to 35 mph, gusting 35 to
  50 mph the rest of this afternoon and evening hours. Gusts 
  could be as high as 60 mph at times in some areas.

* HUMIDITY...Minimum humidities below 10 percent in the lower 
  elevations and 10-15 percent above 5000 feet.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  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
548 
WWUS85 KVEF 120550
RFWVEF

URGENT - FIRE WEATHER MESSAGE
National Weather Service Las Vegas NV
1050 PM PDT Sun Jun 11 2017

AZZ101-102-CAZ229-NVZ460>466-120700-
/O.EXP.KVEF.FW.W.0013.000000T0000Z-170612T0600Z/
Lake Mead NRA/Colorado River-AZ side-
Northwest Deserts/Northwest Plateau-Lower Colorado River Valley-
Esmeralda and Nye County Deserts/CNC Dispatch-
Lincoln County/Ely Dispatch-Nye County Deserts/Las Vegas Dispatch-
Sheep Range-Spring Mountains-
Clark and SW Lincoln County Deserts/Las Vegas Dispatch-
Lake Mead NRA/Colorado River-NV side-
1050 PM PDT Sun Jun 11 2017 /1050 PM MST Sun Jun 11 2017/

...RED FLAG WARNING WILL EXPIRE AT 11 PM PDT /11 PM MST/ THIS
EVENING FOR STRONG WINDS AND LOW RH FOR FIRE WEATHER ZONES 101,
102, 229, 460, 461, 462, 463, 464, 465, AND 466...

Southwest winds gusting 30 to 40 mph will gradually subside after
midnight, however relative humidity values have recovered to 
between 20 and 25 percent across most of southern Nevada and 
northwest Arizona this evening. Maximum humidity values of 25 to 
45 percent can be expected by early Monday morning and wind speeds
will generally be less than 20 mph.

$$


weather.gov/lasvegas

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 8, 2:25 PM MSTLake Wind AdvisoryVEF32 hr
Jun 8, 2:25 PM MSTWind AdvisoryVEFMohave32 hr

Nearby

Red Flag Warnings in Nevada, 2017Red Flag Warnings in Arizona, 2017Red Flag Warnings in California, 2017Every red flag warning in 2017

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.