Alert archive / California / Wind Advisories in 2021

Wind Advisory 9, NWS Reno, NV

March 19, 2021Mono County, California

NWS Reno, NV issued this wind advisory at Mar 19, 2021, 2:54 AM PDT for Mono County, California. It took effect at Mar 19, 2021, 2:00 PM PDT. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Mar 19, 2021, 2:54 AM PDT (09:54 UTC)
In effect from
Mar 19, 2021, 2:00 PM PDT
Expired
Mar 19, 2021, 8:00 PM PDT
In force
6 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 09:53 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, 9.9 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 00:00Z on 2021-03-19Temperature 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 2021-03-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -34 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
1893 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
-34 m²/s²
0-3 km storm-relative helicity
49 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

462 
WWUS75 KREV 190954
NPWREV

URGENT - WEATHER MESSAGE
National Weather Service Reno NV
254 AM PDT Fri Mar 19 2021

CAZ073-200300-
/O.NEW.KREV.WI.Y.0009.210319T2100Z-210320T0300Z/
Mono County-
Including the cities of Bridgeport, Coleville, Lee Vining, 
and Mammoth Lakes
254 AM PDT Fri Mar 19 2021

...WIND ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO 8 PM PDT
THIS EVENING...

* WHAT...Southwest winds 15 to 25 mph with gusts up to 50 mph
  expected. Wind prone locations, like canyon openings, could see
  gusts to 65 mph. 

* WHERE...Mono County.

* WHEN...From 2 PM this afternoon to 8 PM PDT this evening.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Now is the time to secure loose outdoor items such as patio
furniture, 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-NVZ002-200300-
/O.NEW.KREV.LW.Y.0019.210319T1400Z-210320T0300Z/
Greater Lake Tahoe Area-
Including the cities of South Lake Tahoe, Tahoe City, Truckee, 
Markleeville, Stateline, Glenbrook, and Incline Village
254 AM PDT Fri Mar 19 2021

...LAKE WIND ADVISORY IN EFFECT FROM 7 AM THIS MORNING TO 8 PM
PDT THIS EVENING FOR LAKE TAHOE...

* WHAT...Southwest winds 15 to 20 mph with gusts up to 35 mph
  expected. Waves 2 to 3 feet.

* WHERE...Lake Tahoe.

* WHEN...From 7 AM this morning to 8 PM PDT this evening.

* 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

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 19, 2:54 AM PDTLake Wind AdvisoryREVAlpine, El Dorado, Nevada, Placer17 hr

Nearby

Wind Advisories in California, 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.