Alert archive / Nevada / High Wind Watches in 2019

High Wind Watch 1, NWS Reno, NV

January 4, 20194 counties in Nevada; Modoc County, Mono County, California

NWS Reno, NV issued this high wind watch at Jan 4, 2019, 1:47 PM PST for 4 counties in Nevada; Modoc County, Mono County, California. It took effect at Jan 6, 2019, 4:00 PM PST. It was in force for .

The area

The counties it named.

The facts

Issued
Jan 4, 2019, 1:47 PM PST (21:47 UTC)
In effect from
Jan 6, 2019, 4:00 PM PST
Expired
Jan 6, 2019, 4:14 AM PST
In force
Issued by
NWS Reno, NV

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

The radar

The Reno radar (KRGX), 21 km from the middle of the area, began a volume at 21:48 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

Oakland, CA (KOAK), launched 12:00Z, 9.8 hours before the alert went out and 306 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, Oakland, CA at 12:00Z on 2019-01-04Temperature 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 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Oakland, CA at 12:00Z on 2019-01-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 41 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
1632 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
68 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 4, 3:04 AM PSTWinter Storm WarningREVDouglas, Washoe3 days
Jan 4, 3:04 AM PSTWinter Weather AdvisoryREVDouglas, Lyon, Storey, Washoe53 hr
Jan 4, 1:47 PM PSTLake Wind AdvisoryREVChurchill, Douglas, Lyon, Pershing, Washoe28 hr

Nearby

High Wind Watches in Nevada, 2019High Wind Watches in California, 2019Every high wind watch in 2019

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.