Alert archive / Nevada / Lake Wind Advisories in 2015

Lake Wind Advisory 2, NWS Reno, NV

February 7, 20155 counties in Nevada; 4 counties in California

NWS Reno, NV issued this lake wind advisory at Feb 7, 2015, 3:49 AM PST for 5 counties in Nevada; 4 counties in California. It took effect at Feb 7, 2015, 4:00 AM PST. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
Feb 7, 2015, 3:49 AM PST (11:49 UTC)
In effect from
Feb 7, 2015, 4:00 AM PST
Expired
Feb 7, 2015, 7:25 PM PST
In force
15 hr
Issued by
NWS Reno, NV

Counties Alpine County, CA, El Dorado County, CA, Nevada County, CA, Placer County, CA, Churchill County, NV, Douglas County, NV, Lyon County, NV, Pershing County, NV, Washoe County, NV

The radar

The Reno radar (KRGX), 46 km from the middle of the area, began a volume at 11:50 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, 11.8 hours before the alert went out and 128 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 2015-02-07Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Reno, NV at 00:00Z on 2015-02-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -162 square meters per square second.1939587897117136Sfc1 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
953 m above ground
0-6 km bulk shear
71 kt
0-1 km storm-relative helicity
-162 m²/s²
0-3 km storm-relative helicity
37 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this lake wind advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Reno, NV wrote its last area forecast discussion before this lake wind advisory went out at Feb 7, 3:38 AM PST, 11 minutes earlier.

Area forecast discussion, Feb 7, 3:38 AM PST, 11 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Feb 6, 5:11 PM PSTWinter Storm WarningREVDouglas, Washoe11 hr
Feb 7, 3:25 PM PSTWinter Weather AdvisoryREVDouglas, Washoe44 hr

Nearby

Lake Wind Advisories in Nevada, 2015Lake Wind Advisories in California, 2015Every lake wind advisory in 2015

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.