Alert archive / Nevada / High Wind Warnings in 2021

High Wind Warning 4, NWS Reno, NV

October 23, 20215 counties in Nevada; Mono County, California

NWS Reno, NV issued this high wind warning at Oct 23, 2021, 11:27 AM PDT for 5 counties in Nevada; Mono County, California. It took effect at Oct 24, 2021, 5:00 AM PDT. It was in force for 22 hr. 23 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
Oct 23, 2021, 11:27 AM PDT (18:27 UTC)
In effect from
Oct 24, 2021, 5:00 AM PDT
Expired
Oct 25, 2021, 3:23 AM PDT
In force
22 hr
Issued by
NWS Reno, NV

Counties Mono County, CA, Douglas County, NV, Lyon County, NV, Mineral County, NV, Storey County, NV, Washoe County, NV

The radar

The Reno radar (KRGX), 77 km from the middle of the area, began a volume at 18:28 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
Oct 24, 7:00 AM PDTHEAVY RAIN 0.219 Nne Cold Springs Vall, NVCOCORAHS STATION NV-WH-79 RENO 17.8 NNW.
Oct 24, 7:00 AM PDTHEAVY RAIN 0.8Verdi, NVCOCORAHS STATION NV-WH-19 RENO 9.0 W.
Oct 24, 7:30 AM PDTHEAVY RAIN 0.253 Wsw Reno, NVCOCORAHS STATION NV-WH-115 RENO 3.4 WSW.
Oct 24, 7:30 AM PDTHEAVY RAIN 0.623 Ne Mount Rose Summit, NV
Oct 24, 7:59 AM PDTHEAVY RAIN 0.5222 N Vya, NVMESONET STATION BRLN2 BARREL SPRINGS.
Oct 24, 8:00 AM PDTHEAVY RAIN 0.372 Wsw Reno, NVCOCORAHS STATION NV-WH-133 RENO 1.7 WSW.
Oct 24, 8:00 AM PDTHEAVY RAIN 0.393 E Stead, NVCOCORAHS STATION NV-WH-165 RENO 7.1 N.
Oct 24, 8:30 AM PDTHEAVY RAIN 0.484 Ssw Reno, NVCOCORAHS STATION NV-WH-167 RENO 3.5 SSW.
Oct 24, 8:38 AM PDTHEAVY RAIN 1.574 E Incline Village, NVMESONET STATION LVYN2 LITTLE VALLEY.
Oct 24, 10:12 AM PDTDEBRIS FLOW1 Sse Conway Summit, CACALIFORNIA HIGHWAY PATROL REPORTED THE LEFT LANE ON US 395 AT CONWAY RANCH ROAD IS CLOSED DUE TO A LARGE ROCK IN THE ROADWAY.
Oct 24, 1:48 PM PDTNON-TSTM WND GST 563 E Coleville, CAMESONET STATION WALC1 WALKER.
Oct 24, 2:30 PM PDTHEAVY RAIN 3.083 Ne Mount Rose Summit, NV
Oct 24, 3:24 PM PDTHEAVY RAIN 3.143 E Verdi, NVTRAINED SPOTTER REPORTED 3.14 INCHES OF RAINFALL SINCE 12 AM LOCAL TIME. REPORTING DRAINAGE CULVERT HAS 6 FEET OF WATER, AND IS USUALLY ONLY AN INCH DEEP.
Oct 24, 3:55 PM PDTHEAVY RAIN 1.093 Ssw Sparks, NVASOS STATION KRNO RENO.
Oct 24, 4:05 PM PDTHEAVY RAIN 5.284 Nw Virginia City, NVMESONET STATION BLCN2 3.8 NW VIRGINIA CITY
Oct 24, 4:08 PM PDTHEAVY RAIN 1.851 Ne Spanish Springs, NV
Oct 24, 4:13 PM PDTHEAVY RAIN 1.153 Wsw Gardnerville Ranc, NVTRAINED SPOTTER REPORTED 1.151 INCHES OF RAINFALL SINCE MIDNIGHT.
Oct 24, 4:21 PM PDTDEBRIS FLOW7 Sse Walker, CACHP REPORTED ROCKS IN ROADWAY.
Oct 24, 5:20 PM PDTFLOOD4 E Monitor Pass, CACHP REPORTS BOULDER IN THE ROADWAY ON US395 NEAR TOPAZ AGRICULTURE STATION.
Oct 24, 6:18 PM PDTFLOOD1 S Conway Summit, CACHP REPORTED BOULDERS IN ROADWAY ON US395 AT CONWAY VISTA.
Oct 24, 7:20 PM PDTNON-TSTM WND GST 901 Ese Mount Rose Summit, NVMESONET STATION SLIDE 0.9 E MOUNT ROSE SUMMIT (DRI).
Oct 24, 7:30 PM PDTHEAVY RAIN 1.633 Wsw Gardnerville Ranc, NVTRAINED SPOTTER MEASURED 1.63 INCHES AS OF 7:30 PM. STILL RAINING.
Oct 25, 1:39 AM PDTNON-TSTM WND GST 1592 S Mammoth Mountain, CAPEAK WIND GUST OF 158.6 MPH ON MAMMOTH MOUNTAIN SUMMIT. ELEVATION 11,053 FEET.

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, 6.5 hours before the alert went out and 103 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 2021-10-23Temperature 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 2021-10-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 33 square meters per square second.1939587897117Sfc1 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
1411 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
33 m²/s²
0-3 km storm-relative helicity
62 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

350 
WWUS75 KREV 231827
NPWREV

URGENT - WEATHER MESSAGE
National Weather Service Reno NV
1127 AM PDT Sat Oct 23 2021

NVZ001-003-250000-
/O.UPG.KREV.HW.A.0004.211024T1200Z-211025T0600Z/
/O.NEW.KREV.HW.W.0004.211024T1200Z-211025T0600Z/
Mineral and Southern Lyon Counties-Greater Reno-Carson City-
Minden Area-
Including the cities of Hawthorne, Yerington, Smith Valley, Mina,
Schurz, Sparks, Verdi, Gardnerville, and Virginia City
1127 AM PDT Sat Oct 23 2021

...HIGH WIND WARNING IN EFFECT FROM 5 AM TO 11 PM PDT SUNDAY...

* CHANGES...Upgrade to high wind warning due to increased
  confidence in possibly damaging winds.

* WHAT...South winds 25 to 35 mph with gusts 50 to 60 mph expected.
  Wind prone areas such as Washoe Valley and Walker Lake could 
  see gusts to 70 mph.

* WHERE...Mineral and Southern Lyon Counties and Greater Reno- 
  Carson City-Minden Area.

* WHEN...From 5 AM to 11 PM PDT Sunday. The most intense winds are
  likely between 9 AM and 3 PM Sunday.

* IMPACTS...Damaging winds could blow down trees and power lines.
  Fence damage is possible. Power outages are possible. Travel 
  will be difficult, especially for high profile vehicles.

* ADDITIONAL DETAILS...Winds will be less during periods of
  heavier rainfall, however gusts to 40 mph will be likely.

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.

&&

$$

CAZ073-250000-
/O.NEW.KREV.HW.W.0004.211024T1200Z-211025T0600Z/
Mono County-
Including the cities of Bridgeport, Coleville, Lee Vining, 
and Mammoth Lakes
1127 AM PDT Sat Oct 23 2021

...HIGH WIND WARNING IN EFFECT FROM 5 AM TO 11 PM PDT SUNDAY...

* CHANGES...New warning due to increasing confidence in damaging winds
  for the Eastern Sierra.

* WHAT...South winds 25 to 35 mph with gusts up to 65 mph
  expected. Wind prone locations along Highway 395 such as near
  Mono Lake and the Mammoth Airport could see gusts near 75 mph.

* WHERE...Mono County.

* WHEN...From 5 AM to 11 PM PDT Sunday. The most intense winds are
  likely between 3 PM and 9 PM Sunday.

* IMPACTS...Damaging winds could blow down trees and power lines.
  Fence damage is possible. Power outages are possible. Travel 
  will be difficult, especially for high profile vehicles.

* ADDITIONAL DETAILS...Winds will be less during periods of
  heavier rainfall, however gusts to 50 mph will be likely.

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.

&&

$$

NVZ004-250000-
/O.UPG.KREV.HW.A.0004.211024T1200Z-211025T0600Z/
/O.NEW.KREV.WI.Y.0014.211024T1200Z-211025T0600Z/
Western Nevada Basin and Range including Pyramid Lake-
Including the cities of Fernley, Fallon, Lovelock, 
Silver Springs, Nixon, and Imlay
1127 AM PDT Sat Oct 23 2021

...WIND ADVISORY IN EFFECT FROM 5 AM TO 11 PM PDT SUNDAY...

* CHANGES...Conversion to wind advisory due to increased
  confidence in strong but not damaging winds.

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

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

* WHEN...From 5 AM to 11 PM PDT Sunday. The strongest winds are
  expected between 3 PM and 9 PM Sunday.

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

* ADDITIONAL DETAILS...Winds will be less during periods of
  heavier rainfall, however gusts to 40 mph will be likely.

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
3 follow-up statements
569 
WWUS75 KREV 242119
NPWREV

URGENT - WEATHER MESSAGE
National Weather Service Reno NV
219 PM PDT Sun Oct 24 2021

NVZ003-242230-
/O.CAN.KREV.HW.W.0004.000000T0000Z-211025T0600Z/
Greater Reno-Carson City-Minden Area-
Including the cities of Sparks, Verdi, Gardnerville, 
and Virginia City
219 PM PDT Sun Oct 24 2021

...HIGH WIND WARNING IS CANCELLED...

The heavy rain has dampened out wind activity. Intermittent gusts
of 35-45 mph are possible through this evening.

$$

NVZ004-242230-
/O.CAN.KREV.WI.Y.0014.000000T0000Z-211025T0600Z/
Western Nevada Basin and Range including Pyramid Lake-
Including the cities of Fernley, Fallon, Lovelock, 
Silver Springs, Nixon, and Imlay
219 PM PDT Sun Oct 24 2021

...WIND ADVISORY IS CANCELLED...

The heavy rain has dampened out wind activity. Intermittent gusts
of 35-45 mph are possible through this evening.

$$

CAZ073-NVZ001-250600-
/O.CON.KREV.HW.W.0004.000000T0000Z-211025T0600Z/
Mono County-Mineral and Southern Lyon Counties-
Including the cities of Bridgeport, Coleville, Lee Vining, 
Mammoth Lakes, Hawthorne, Yerington, Smith Valley, Mina, 
and Schurz
219 PM PDT Sun Oct 24 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING...

* WHAT...South winds 25 to 35 mph with gusts up to 60 mph 
  expected. Wind prone locations along Highway 395 such as near 
  Mono Lake and the Mammoth airport could see gusts near 70 mph.

* WHERE...Mono and Mineral Counties.

* WHEN...Through 11 PM PDT. The most intense winds are likely
  between 3 PM and 9 PM this evening.

* IMPACTS...Damaging winds could blow down trees and power 
  lines. Fence damage is possible. Power outages are possible. 
  Travel will be difficult, especially for high profile vehicles.

* ADDITIONAL DETAILS...Winds will be less during periods of 
  heavier rainfall; however, gusts to 50 mph will be likely.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Continue securing loose outdoor items such as patio furniture, 
holiday decorations, and trash cans. The best thing to do is 
make 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
961 
WWUS75 KREV 250556
NPWREV

URGENT - WEATHER MESSAGE
National Weather Service Reno NV
1056 PM PDT Sun Oct 24 2021

CAZ073-NVZ001-251200-
/O.EXT.KREV.HW.W.0004.000000T0000Z-211025T1200Z/
Mono County-Mineral and Southern Lyon Counties-
Including the cities of Bridgeport, Coleville, Lee Vining, 
Mammoth Lakes, Hawthorne, Yerington, Smith Valley, Mina, 
and Schurz
1056 PM PDT Sun Oct 24 2021

...HIGH WIND WARNING NOW IN EFFECT UNTIL 5 AM PDT MONDAY...

* WHAT...South winds 25 to 35 mph with gusts up to 60 mph
  expected. Wind prone locations along Highway 395 such as near
  Mono Lake and the Mammoth airport and along Highway 95 such as
  near Walker Lake and Hawthorne, NV could could see gusts near 70
  mph.
 
* WHERE...Mono and Mineral Counties.

* WHEN...Until 5 AM PDT Monday.

* IMPACTS...Damaging winds could blow down trees and power 
  lines. Fence damage is possible. Power outages are possible. 
  Travel will be difficult, especially for high profile vehicles.

* ADDITIONAL DETAILS...Winds will be less during periods of 
  heavier rainfall; however, gusts to 50 mph will be likely.

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.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/rev
801 
WWUS75 KREV 251023
NPWREV

URGENT - WEATHER MESSAGE
National Weather Service Reno NV
323 AM PDT Mon Oct 25 2021

CAZ073-NVZ001-251130-
/O.CAN.KREV.HW.W.0004.000000T0000Z-211025T1200Z/
Mono County-Mineral and Southern Lyon Counties-
Including the cities of Bridgeport, Coleville, Lee Vining, 
Mammoth Lakes, Hawthorne, Yerington, Smith Valley, Mina, 
and Schurz
323 AM PDT Mon Oct 25 2021

...HIGH WIND WARNING IS CANCELLED...

The rain band associated with the atmospheric river was moving
southward into the area and winds have backed off considerably.
Winds will not longer meet warning criteria. Breezy winds with
local gusts to near 45 mph are still possible through 5 am.

$$

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
Oct 23, 11:27 AM PDTWind AdvisoryREVChurchill, Lyon, Pershing, Washoe27 hr
Oct 23, 11:43 AM PDTWinter Storm WarningREVDouglas, Washoe57 hr

Nearby

High Wind Warnings in Nevada, 2021High 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.