Alert archive / California / Wind Advisories in 2021

Wind Advisory 15, NWS Reno, NV

November 4, 20214 counties in California; Washoe County, Nevada

NWS Reno, NV issued this wind advisory at Nov 4, 2021, 1:26 AM PDT for 4 counties in California; Washoe County, Nevada. It took effect at Nov 4, 2021, 5:00 AM PDT. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Nov 4, 2021, 1:26 AM PDT (08:26 UTC)
In effect from
Nov 4, 2021, 5:00 AM PDT
Expired
Nov 4, 2021, 5:00 PM PDT
In force
12 hr
Issued by
NWS Reno, NV

Counties Lassen County, CA, Modoc County, CA, Plumas County, CA, Sierra County, CA, Washoe County, NV

The radar

The Reno radar (KRGX), 119 km from the middle of the area, began a volume at 08:31 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

Reno, NV (KREV), launched 00:00Z, 8.4 hours before the alert went out and 219 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, Reno, NV at 00:00Z on 2021-11-04Temperature 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 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Reno, NV at 00:00Z on 2021-11-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 75 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
2057 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
75 m²/s²
0-3 km storm-relative helicity
120 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

733 
WWUS75 KREV 040826
NPWREV

URGENT - WEATHER MESSAGE
National Weather Service Reno NV
126 AM PDT Thu Nov 4 2021

CAZ070-071-NVZ005-050000-
/O.NEW.KREV.WI.Y.0015.211104T1200Z-211105T0000Z/
Surprise Valley California-Lassen-Eastern Plumas-
Eastern Sierra Counties-Northern Washoe County-
Including the cities of Cedarville, Eagleville, Fort Bidwell, 
Portola, Susanville, Westwood, Sierraville, Loyalton, Empire, 
and Gerlach
126 AM PDT Thu Nov 4 2021

...WIND ADVISORY IN EFFECT FROM 5 AM EARLY THIS MORNING TO 5 PM
PDT THIS AFTERNOON FOR PYRAMID LAKE...

* WHAT...Southwest winds 20 to 25 mph with gusts up to 50 mph.
  Gusts up to 60 mph along wind prone sections of US-395.

* WHERE...Surprise Valley California, Lassen-Eastern Plumas- 
  Eastern Sierra Counties and Northern Washoe County.

* WHEN...From 5 AM early this morning to 5 PM PDT this afternoon.

* IMPACTS...Gusty winds could blow around unsecured objects.
  Hazardous cross winds are possible particularly for high 
  profile vehicles. Tree limbs and weakened or burned trees could 
  be blown down.

* ADDITIONAL DETAILS...Strongest winds are expected along US-395
  between Susanville and Doyle to near the CA/NV state line.
  Strongest winds expected this morning into the early afternoon.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Be sure to secure loose outdoor items such as patio furniture, 
holiday decorations, and trash cans before winds increase which 
could blow these items away. Make sure you have extra food and 
water on hand, flashlights with spare batteries and/or candles in
the event of a power outage.

&&

$$

CAZ072-NVZ002-050000-
/O.CON.KREV.LW.Y.0059.211104T1200Z-211105T0000Z/
Greater Lake Tahoe Area-
Including the cities of South Lake Tahoe, Tahoe City, Truckee, 
Markleeville, Stateline, Glenbrook, and Incline Village
126 AM PDT Thu Nov 4 2021

...LAKE WIND ADVISORY REMAINS IN EFFECT FROM 5 AM EARLY THIS
MORNING TO 5 PM PDT THIS AFTERNOON FOR LAKE TAHOE...

* WHAT...Southwest winds 15 to 25 mph with gusts up to 40 mph
  expected. Waves 1 to 4 feet on the northeast side of the lake.

* WHERE...Greater Lake Tahoe Area.

* WHEN...From 5 AM to 5 PM PDT Thursday.

* IMPACTS...Small boats, kayaks and paddle boards will be prone 
  to capsizing and should remain off lake waters until 
  conditions improve.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Check lake conditions before heading out and be prepared for a
sudden increase in winds and wave heights. Consider postponing
boating activities on the lake until a day with less wind.

&&

$$

NVZ004-050000-
/O.CON.KREV.LW.Y.0059.211104T1200Z-211105T0000Z/
Western Nevada Basin and Range including Pyramid Lake-
Including the cities of Fernley, Fallon, Lovelock, 
Silver Springs, Nixon, and Imlay
126 AM PDT Thu Nov 4 2021

...LAKE WIND ADVISORY REMAINS IN EFFECT FROM 5 AM EARLY THIS
MORNING TO 5 PM PDT THIS AFTERNOON FOR PYRAMID LAKE...

* WHAT... South to southwest winds 15 to 25 mph with gusts up to
  40 mph expected. Waves 1 to 3 feet on the north and east side 
  of the lake.

* WHERE...Pyramid Lake.

* WHEN...From 5 AM to 5 PM PDT Thursday.

* IMPACTS...Small boats, kayaks and paddle boards will be prone 
  to capsizing and should remain off lake waters until 
  conditions improve.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Check lake conditions before heading out and be prepared for a
sudden increase in winds and wave heights. Consider postponing
boating activities on the lake until a day with less wind.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/rev

Nearby

Wind Advisories in California, 2021Wind Advisories in Nevada, 2021Every wind advisory in 2021

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.