Alert archive / Nevada / Wind Advisories in 2018

Wind Advisory 4, NWS Las Vegas, NV

January 27, 2018Clark County, Nevada; Mohave County, Arizona; San Bernardino County, California

NWS Las Vegas, NV issued this wind advisory at Jan 27, 2018, 2:15 PM PST for Clark County, Nevada; Mohave County, Arizona; San Bernardino County, California. It took effect at Jan 28, 2018, 7:00 AM PST. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued
Jan 27, 2018, 2:15 PM PST (22:15 UTC)
In effect from
Jan 28, 2018, 7:00 AM PST
Expired
Jan 28, 2018, 6:00 PM PST
In force
11 hr
Issued by
NWS Las Vegas, NV

Counties Mohave County, AZ, San Bernardino County, CA, Clark County, NV

The radar

The Las Vegas radar (KESX), 15 km from the middle of the area, began a volume at 22:15 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 12:00Z, 10.3 hours before the alert went out and 101 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 2018-01-27Temperature 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 2018-01-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -39 square meters per square second.1939587897Sfc1 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
3052 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
-39 m²/s²
0-3 km storm-relative helicity
109 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

778 
WWUS75 KVEF 272215
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
215 PM PST Sat Jan 27 2018

AZZ002-036-CAZ524-526-527-NVZ021-022-281100-
/O.NEW.KVEF.WI.Y.0004.180128T1500Z-180129T0200Z/
Lake Havasu and Fort Mohave-Lake Mead National Recreation Area-
Eastern Mojave Desert-Cadiz Basin-San Bernardino County-
Upper Colorado River Valley-Southern Clark County-
Including Lake Havasu City, Desert Hills, Topock, 
Bullhead City, Oatman, Mohave Valley, Baker, Mountain Pass, 
Mitchell Caverns, Vidal Junction, Needles, Hoover Dam, Laughlin, 
Primm, .Searchlight, and Cal-Nev-Ari
215 PM PST Sat Jan 27 2018 /315 PM MST Sat Jan 27 2018/

...WIND ADVISORY IN EFFECT FROM 7 AM PST /8 AM MST/ TO 6 PM PST
/7 PM MST/ SUNDAY...

The National Weather Service in Las Vegas has issued a Wind
Advisory, which is in effect from 7 AM PST /8 AM MST/ to 6 PM PST
/7 PM MST/ Sunday. 

* TIMING...Winds will increase Sunday morning, peak during the 
  late morning and afternoon before decreasing early in the 
  evening.
 
* WINDS...North wind 25 to 35 mph, local gusts to 45 mph.
  Strongest winds will impact the area between Lake Mohave and
  Needles California.

* IMPACTS...Boaters in the Wind Advisory area should use extreme
  caution when venturing onto area lakes. Strong winds over the
  open waters will make the lake water rough and hazardous...and
  may result in high waves which may tip or swamp smaller craft.
  For your personal safety...avoid the open waters. Stay close to
  shore or around protected areas. Winds will make driving 
  difficult for motorcycles...large trucks...trailers and campers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means strong winds gusting over 40 mph can make
driving difficult...especially for high profile vehicles. Use
extra caution.

&&

$$
3 follow-up statements
378 
WWUS75 KVEF 281057
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
257 AM PST Sun Jan 28 2018

CAZ524-526-NVZ022-282300-
/O.CON.KVEF.WI.Y.0004.180128T1500Z-180129T0200Z/
Eastern Mojave Desert-Cadiz Basin-Southern Clark County-
Including Baker, Mountain Pass, Mitchell Caverns, 
Vidal Junction, Primm, .Searchlight, and Cal-Nev-Ari
257 AM PST Sun Jan 28 2018

...WIND ADVISORY REMAINS IN EFFECT FROM 7 AM THIS MORNING TO 6 PM
PST THIS EVENING...

* TIMING...Winds will increase this morning, peak during the late
  morning and afternoon before decreasing early in the evening. 

* WINDS...North wind 25 to 35 mph, local gusts to 45 mph. 

* IMPACTS...Winds will make driving difficult for motorcycles...large
  trucks...trailers and campers. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drivers on area roadways should use caution today. Tie down loose
cargo...watch for wind prone areas and allow for enough space
while passing.

&&

$$

AZZ002-036-CAZ527-NVZ021-282300-
/O.CON.KVEF.WI.Y.0004.180128T1500Z-180129T0200Z/
Lake Havasu and Fort Mohave-Lake Mead National Recreation Area-
San Bernardino County-Upper Colorado River Valley-
Including Lake Havasu City, Desert Hills, Topock, 
Bullhead City, Oatman, Mohave Valley, Needles, Hoover Dam, 
and Laughlin
257 AM PST Sun Jan 28 2018 /357 AM MST Sun Jan 28 2018/

...WIND ADVISORY REMAINS IN EFFECT FROM 7 AM PST /8 AM MST/ THIS
MORNING TO 6 PM PST /7 PM MST/ THIS EVENING...

* TIMING...Winds will increase Sunday morning, peak during the 
  late morning and afternoon before decreasing early in the 
  evening. 

* WINDS...North wind 25 to 35 mph, local gusts to 45 mph. 
  Strongest winds will impact the area between Lake Mohave and 
  Needles California. 

* WAVE CONDITIONS...Lake Mohave: 2-3 feet mainly on south end of 
  the lake. Lake Havasu: around 2 feet mainly on south end of the 
  lake near The Island. Lake Mead: 1-2 feet, highest waves in 
  Virgin Basin and south Boulder Basin near Boulder Island. 

* IMPACTS...Strong winds over the open waters will make the lake
  water rough and hazardous...and may result in high waves which
  may tip or swamp smaller craft. Winds will also make driving 
  difficult for motorcycles...large trucks...trailers and campers 
  on east west roads. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Boaters should take responsibility for personal safety...avoid 
the open waters. Stay close to shore or around protected areas. 
Drivers on area roadways should use caution today. Tie down loose
cargo...watch for wind prone areas and allow for enough space
while passing. 

&&

$$
545 
WWUS75 KVEF 282158
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
158 PM PST Sun Jan 28 2018

CAZ524-526-NVZ022-290200-
/O.CON.KVEF.WI.Y.0004.000000T0000Z-180129T0200Z/
Eastern Mojave Desert-Cadiz Basin-Southern Clark County-
Including Baker, Mountain Pass, Mitchell Caverns, 
Vidal Junction, Primm, .Searchlight, and Cal-Nev-Ari
158 PM PST Sun Jan 28 2018

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST THIS EVENING...

* TIMING...Gusty north winds will continue through the afternoon
  before decreasing early in the evening. 

* WINDS...North wind 25 to 35 mph, local gusts to 45 mph.

* IMPACTS...Winds will make driving difficult for motorcycles... 
  large trucks...trailers and campers. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drivers on area roadways should use caution today. Tie down loose
cargo...watch for wind prone areas and allow for enough space
while passing.

&&

$$

AZZ002-036-CAZ527-NVZ021-290200-
/O.CON.KVEF.WI.Y.0004.000000T0000Z-180129T0200Z/
Lake Havasu and Fort Mohave-Lake Mead National Recreation Area-
San Bernardino County-Upper Colorado River Valley-
Including Lake Havasu City, Desert Hills, Topock, 
Bullhead City, Oatman, Mohave Valley, Needles, Hoover Dam, 
and Laughlin
158 PM PST Sun Jan 28 2018 /258 PM MST Sun Jan 28 2018/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST /7 PM MST/ THIS
EVENING...

* TIMING...Gusty north winds will continue through the afternoon
  before decreasing early in the evening.

* WINDS...North wind 25 to 35 mph, local gusts to 45 mph. 
  Strongest winds will impact the area between Lake Mohave and 
  Needles California. 

* WAVE CONDITIONS...Lake Mohave: 2-3 feet mainly on south end of 
  the lake. Lake Havasu: around 2 feet mainly on south end of 
  the lake near The Island. Lake Mead: 1-2 feet, highest waves 
  in Virgin Basin and south Boulder Basin near Boulder Island. 

* IMPACTS...Strong winds over the open waters will make the lake 
  water rough and hazardous...and may result in high waves which 
  may tip or swamp smaller craft. Winds will also make driving 
  difficult for motorcycles...large trucks...trailers and 
  campers on east west roads. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Boaters should take responsibility for personal safety...avoid
the open waters. Stay close to shore or around protected areas.
Drivers on area roadways should use caution today. Tie down loose
cargo...watch for wind prone areas and allow for enough space
while passing.

&&

$$
WOLF
441 
WWUS75 KVEF 290146
NPWVEF

URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
546 PM PST Sun Jan 28 2018

CAZ524-526-NVZ022-290300-
/O.EXP.KVEF.WI.Y.0004.000000T0000Z-180129T0200Z/
Eastern Mojave Desert-Cadiz Basin-Southern Clark County-
Including Baker, Mountain Pass, Mitchell Caverns, 
Vidal Junction, Primm, .Searchlight, and Cal-Nev-Ari
546 PM PST Sun Jan 28 2018

...WIND ADVISORY WILL EXPIRE AT 6 PM PST THIS EVENING...

Winds have diminished early this evening, so the wind advisory
will be allowed to expire.

$$

AZZ002-036-CAZ527-NVZ021-290300-
/O.EXP.KVEF.WI.Y.0004.000000T0000Z-180129T0200Z/
Lake Havasu and Fort Mohave-Lake Mead National Recreation Area-
San Bernardino County-Upper Colorado River Valley-
Including Lake Havasu City, Desert Hills, Topock, 
Bullhead City, Oatman, Mohave Valley, Needles, Hoover Dam, 
and Laughlin
546 PM PST Sun Jan 28 2018 /646 PM MST Sun Jan 28 2018/

...WIND ADVISORY WILL EXPIRE AT 6 PM PST /7 PM MST/ THIS
EVENING...

Winds have diminished early this evening, so the wind advisory
will be allowed to expire.

$$

Morgan

Nearby

Wind Advisories in Nevada, 2018Wind Advisories in Arizona, 2018Wind Advisories in California, 2018Every wind advisory in 2018

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.