Nevada, 2017

High Wind in Nevada, November 16, 2017

November 16, 2017 · NWS VEF · 2 events in 2 counties and zones

A storm system passing by to the north brought strong southwest winds to much of the area, with a few high wind reports.

Where it happened

Every event with a place to put it; 2 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
2

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS VEF wrote it up.

A storm system passing by to the north brought strong southwest winds to much of the area, with a few high wind reports.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Las Vegas, NV wrote its last area forecast discussion before the first event at Nov 16, 9:45 AM PST, 1 hour 49 minutes earlier.

Area forecast discussion, Nov 16, 9:45 AM PST, 1 hour 49 minutes before
Area Forecast Discussion
National Weather Service Las Vegas NV
945 AM PST Thu Nov 16 2017

.SYNOPSIS...A storm system moving across the northern Great Basin
will bring heavy snow to high elevations of the Sierra today through
Friday morning. Generally dry conditions are expected across the
rest of the region with gusty southwest winds developing by this
afternoon. A few light showers will possibly develop over Lincoln
and northern Mohave Counties tonight and Friday. Most areas will
still see above normal temperatures today with slight cooling
expected Friday. Much cooler temperatures are expected for the
weekend.
&&

.UPDATE...Winds have already gusted near advisory levels across
Clark and Nye counties this morning. Suspect the strongest winds
have likely already occured for most with the initial push thus
have elected not to issue an advisory, however, it will remain
windy for much of the area, with some isolated gusts around 40 mph
for portions of the area later this afternoon.
&&

.PREV DISCUSSION... /issued at 400 AM PST Thu Nov 16 2017/

.SHORT TERM...Through Friday Night.

Fairly widespread precipitation is falling across northern and
central California early this morning with some light returns over
the southern Sierra being picked up by radar. There are a few sites
in the higher elevations of Inyo County that have picked up some
precipitation over the past few hours, but amounts have generally
been light. As the west coast trough continues to dig over the next
12-24 hours, precipitation will increase and become more widespread
across the southern Sierra. Still looking for significant snowfall
above 10000 feet with up to a foot above 9000 feet. Some lighter
snow amounts are possible down to 8000 feet, possibly ranging from 6-
12 inches. Since significant impacts look to be fairly minimal the
Winter Weather Advisory still looks good.

Much of the precipitation looks to remain over the Sierra, but some
spill over into the Owens Valley is likely at times through the day.
Rain amounts are not expected to be too much, but upwards of a
quarter inch of rain is possible by early Friday morning. There
looks to be enough energy spreading east to help bring a few showers
to mainly northern Lincoln and northern Mohave County late this
afternoon through early Friday. Rainfall amounts in those areas are
expected to remain generally less than a tenth of an inch.

Gusty southwest winds will spread across much of the forecast area
this afternoon and overnight, but there is still questions on
whether these winds will reach advisory levels. Right now there
looks to be some isolated locations that will reach 40 mph across
southern Nye, Clark and San Bernardino Counties, but confidence is
not high enough to issue any wind advisories. Stronger winds do look
to develop ahead of a cold front that will move through on Friday
especially across San Bernardino and Clark Counties. At this time
will hold off on any advisories, but they may be needed.

Temperatures will be rather warm across the area today with most
areas seeing readings about 10 to 12 degrees above average. There
will be some cooling on Friday with temperatures falling about 6 to
8 degrees.

.LONG TERM...Saturday through Thursday.

It looks like we will be back to a benign weather pattern this
weekend through the middle of next week. The medium range models are
in good agreement that a mean ridge will develop over the region
Saturday and Sunday then hold through Thursday. There will be some
lingering north breezes Saturday morning, especially down the
Colorado River Valley and high temps will only climb into the 60s
across most of the Mojave Desert region. Saturday night will be the
coolest night so far this season. The Pahrump Valley may see its
first freeze and much of the Las Vegas Valley will see temps between
35 and 40 degrees. From Sunday on, winds will be light and periods
of high clouds will brush the region as mid and high level
subtropical moisture flows through the ridge. The ECMWF indicates a
weak shortwave riding over the ridge may brush the southern Sierra
Monday for a slight chance of snow near the crest. Temperatures will
climb each day with highs rebounding to around 10 degrees above
normal by the middle of next week.

.AVIATION...For McCarran...A storm system impacting the western US
will bring gustier winds, high clouds, and potential mountain wave
activity to the valley over the next couple days. Increasing
southwest winds are expected to develop this afternoon and continue
overnight. Some mountain wave activity will be possible overnight
throughout the valley. Cloud bases will likely begin to lower, with
ceilings potentially down to 10 kft later this afternoon, with gusts
of 20 to 30 kts overnight.

For the rest of southern Nevada, northwest Arizona and southeast
California...VFR weather forecast for most sites with increasing
south to southwest winds today. Turbulence is likely aloft across
the entire area, with mountain wave activity likely, especially
downwind of the Sierra Nevada and Spring Mountains. Downslope winds
may impact KBIH, but look less likely than previously indicated.
Enough moisture may begin to work around and over the Sierra Nevada
to lower ceilings and introduce some rain chances to KBIH, with VFR
ceilings expected at all other terminals.

.SPOTTER INFORMATION STATEMENT...Spotters are encouraged to report
any significant weather or impacts according to standard operating
procedures.
&&

Update...Steele
SHORT TERM/AVIATION...Gorelow
LONG TERM...Adair

For more forecast information...see us on our webpage:

http://weather.gov/lasvegas or follow us on Facebook and Twitter

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

2 high wind. Local standard time, as filed.

High Wind, Spring Mountains

When
November 16, 11:34 AM PST
Where
Spring Mountains forecast zone
Measured
55 kt (63 mph) measured gust
Reported by
Mesonet
Coordinates
37.129, -115.743 (the zone’s center; the record gives no point)

This gust occurred 1 mile ESE of Red Rock Canyon.

High Wind, Las Vegas Valley

When
November 16, 12:22 PM PST to 12:35 PM PST
Where
Las Vegas Valley forecast zone
Measured
53 kt (61 mph) measured gust
Reported by
Mesonet
Coordinates
36.215, -115.014 (the zone’s center; the record gives no point)

The peak gust was measured 2 miles NW of Centennial Hills.

What these are

High Wind
Sustained non-thunderstorm winds of 40 mph or more for an hour, or gusts of 58 mph or more.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Nevada in 2017Every state in 2017This day in weather historyWarnings in Nevada, November 2017

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 722757, 722758.