Alert archive / California / High Wind Warnings in 2021

High Wind Warning 2, NWS Reno, NV

February 12, 2021Mono County, California

NWS Reno, NV issued this high wind warning at Feb 12, 2021, 1:10 PM PST for Mono County, California. It took effect at Feb 13, 2021, 6:00 AM PST. It was in force for 10 hr. 1 report 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
Feb 12, 2021, 1:10 PM PST (21:10 UTC)
In effect from
Feb 13, 2021, 6:00 AM PST
Expired
Feb 13, 2021, 4:00 PM PST
In force
10 hr
Issued by
NWS Reno, NV

County Mono County, CA

The radar

The San Joaquin Valley radar (KHNX), 192 km from the middle of the area, began a volume at 21:12 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
Feb 13, 8:00 AM PSTSNOW 1Mammoth Mt Ski Area, CAMAMMOTH MT SKI AREA REPORTED AN INCH OF SNOW IN THE LAST 24 HOURS AT ELEVATION 8900 FT.

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

The nearest sounding before it

Reno, NV (KREV), launched 12:00Z, 9.2 hours before the alert went out and 191 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 12:00Z on 2021-02-12Temperature 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 12:00Z on 2021-02-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -20 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
984 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
-20 m²/s²
0-3 km storm-relative helicity
-3 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

305 
WWUS75 KREV 122110
NPWREV

URGENT - WEATHER MESSAGE
National Weather Service Reno NV
110 PM PST Fri Feb 12 2021

CAZ073-140000-
/O.NEW.KREV.HW.W.0002.210213T1400Z-210214T0000Z/
Mono County-
Including the cities of Bridgeport, Coleville, Lee Vining, 
and Mammoth Lakes
110 PM PST Fri Feb 12 2021

...HIGH WIND WARNING IN EFFECT FROM 6 AM TO 4 PM PST SATURDAY...

* WHAT...West winds 30 to 40 mph with gusts up to 70 mph expected.
  Wind prone locations downwind of canyons could see winds as high
  as 80 mph. 

* WHERE...Mono County.

* WHEN...From 6 AM to 4 PM PST Saturday.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

* ADDITIONAL DETAILS...While not identical, the event looks
  similar to an event in 2019 where very localized high winds
  produced damage in the Mammoth and Crowley Lake areas.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Now is the time Secure loose outdoor items such as patio
furniture, holiday decorations, and trash cans before winds
increase which could blow these items away. The best thing to do
is prepare ahead of time by making sure you have extra food and
water on hand, flashlights with spare batteries and/or candles in
the event of a power outage.

&&

$$

NVZ004-140000-
/O.NEW.KREV.WI.Y.0004.210213T1500Z-210214T0000Z/
Western Nevada Basin and Range including Pyramid Lake-
Including the cities of Fernley, Fallon, Lovelock, 
Silver Springs, Nixon, and Imlay
110 PM PST Fri Feb 12 2021

...WIND ADVISORY IN EFFECT FROM 7 AM TO 4 PM PST SATURDAY...

* WHAT...West winds 20 to 30 mph with gusts up to 50 mph 
  expected.

* WHERE...Western Nevada Basin and Range including Pyramid Lake.

* WHEN...From 7 AM to 4 PM PST Saturday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL DETAILS...Hazardous conditions at Pyramid Lake on
  Saturday with wave heights 3 to 4 feet. Areas of blowing dust
  may also produce limited visibility downwind of dry lake beds.
  Strong crosswinds may result in high profile vehicle
  restrictions.
  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Now is the time to secure loose outdoor items such as patio
furniture, holiday decorations, and trash cans before winds
increase which could blow these items away. The best thing to do
is prepare ahead of time by making sure you have extra food and
water on hand, flashlights with spare batteries and/or candles in
the event of a power outage.

&&

$$

NVZ001-140000-
/O.NEW.KREV.WI.Y.0004.210213T1500Z-210214T0000Z/
Mineral and Southern Lyon Counties-
Including the cities of Hawthorne, Yerington, Smith Valley, Mina,
and Schurz
110 PM PST Fri Feb 12 2021

...WIND ADVISORY IN EFFECT FROM 7 AM TO 4 PM PST SATURDAY...

* WHAT...West winds 25 to 35 mph with gusts up to 60 mph 
  expected.

* WHERE...Mineral and Southern Lyon Counties.

* WHEN...From 7 AM to 4 PM PST Saturday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL DETAILS....Areas of blowing dust may also produce 
  limited visibility downwind of dry lake beds. Strong crosswinds 
  may result in high profile vehicle restrictions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Now is the time to secure loose outdoor items such as patio
furniture, holiday decorations, and trash cans before winds
increase which could blow these items away. The best thing to do
is prepare ahead of time by making sure you have extra food and
water on hand, flashlights with spare batteries and/or candles in
the event of a power outage.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/rev
1 follow-up statement
854 
WWUS75 KREV 131327
NPWREV

URGENT - WEATHER MESSAGE
National Weather Service Reno NV
527 AM PST Sat Feb 13 2021

CAZ073-140000-
/O.CON.KREV.HW.W.0002.210213T1400Z-210214T0000Z/
Mono County-
Including the cities of Bridgeport, Coleville, Lee Vining, 
and Mammoth Lakes
527 AM PST Sat Feb 13 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

* CHANGES...None.

* WHAT...West winds 30 to 40 mph with gusts up to 70 mph 
  expected. Wind prone locations downwind of canyons could see 
  winds as high as 80 mph.

* WHERE...Mono County.

* WHEN...Until 4 PM PST this afternoon.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

* ADDITIONAL DETAILS...While not identical, the event looks 
  similar to an event in 2019 where very localized high winds 
  produced damage in the Mammoth and Crowley Lake areas.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Now is the time Secure loose outdoor items such as patio
furniture, holiday decorations, and trash cans before winds
increase which could blow these items away. The best thing to do
is prepare ahead of time by making sure you have extra food and
water on hand, flashlights with spare batteries and/or candles in
the event of a power outage.

&&

$$

CAZ072-NVZ002-140000-
/O.NEW.KREV.LW.Y.0006.210213T1800Z-210214T0000Z/
Greater Lake Tahoe Area-
Including the cities of South Lake Tahoe, Tahoe City, Truckee, 
Markleeville, Stateline, Glenbrook, and Incline Village
527 AM PST Sat Feb 13 2021

...LAKE WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 4 PM
PST THIS AFTERNOON FOR LAKE TAHOE...

* WHAT...West winds 20 to 30 mph with gusts up to 45 mph 
  expected. Waves 2 to 5 feet.

* WHERE...Lake Tahoe.

* WHEN...From 10 AM this morning to 4 PM PST this afternoon.

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

* ADDITIONAL DETAILS...Very strong winds are expected this morning
  prior to 10 AM PST. See the Winter Weather Advisory.

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.

&&

$$

NVZ004-140000-
/O.CON.KREV.WI.Y.0004.210213T1500Z-210214T0000Z/
Western Nevada Basin and Range including Pyramid Lake-
Including the cities of Fernley, Fallon, Lovelock, 
Silver Springs, Nixon, and Imlay
527 AM PST Sat Feb 13 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

* CHANGES...None.

* WHAT...West winds 20 to 30 mph with gusts up to 50 mph 
  expected.

* WHERE...Western Nevada Basin and Range including Pyramid Lake.

* WHEN...Until 4 PM PST Saturday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL DETAILS...Hazardous conditions at Pyramid Lake on 
  Saturday with wave heights 3 to 4 feet. Areas of blowing dust 
  may also produce limited visibility downwind of dry lake beds. 
  Strong crosswinds may result in high profile vehicle 
  restrictions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Now is the time to secure loose outdoor items such as patio
furniture, holiday decorations, and trash cans before winds
increase which could blow these items away. The best thing to do
is prepare ahead of time by making sure you have extra food and
water on hand, flashlights with spare batteries and/or candles in
the event of a power outage.

&&

$$

NVZ001-140000-
/O.CON.KREV.WI.Y.0004.210213T1500Z-210214T0000Z/
Mineral and Southern Lyon Counties-
Including the cities of Hawthorne, Yerington, Smith Valley, Mina,
and Schurz
527 AM PST Sat Feb 13 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

* CHANGES...None.

* WHAT...West winds 25 to 35 mph with gusts up to 60 mph 
  expected.

* WHERE...Mineral and Southern Lyon Counties including Highway 95
  through Walker Lake.

* WHEN...Until 4 PM PST Saturday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL DETAILS...Areas of blowing dust may also produce 
  limited visibility downwind of dry lake beds. Strong 
  crosswinds may result in high profile vehicle restrictions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Now is the time to secure loose outdoor items such as patio
furniture, holiday decorations, and trash cans before winds
increase which could blow these items away. The best thing to do
is prepare ahead of time by making sure you have extra food and
water on hand, flashlights with spare batteries and/or candles in
the event of a power outage.

&&

$$

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

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 12, 1:26 PM PSTWinter Weather AdvisoryREVAlpine, El Dorado, Nevada, Placer23 hr

Nearby

High Wind Warnings in California, 2021Every high wind warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.