Alert archive / Nevada / High Wind Watches in 2024

High Wind Watch 4, NWS Reno, NV

December 27, 20245 counties in Nevada; 5 counties in California

NWS Reno, NV issued this high wind watch at Dec 27, 2024, 2:42 PM PST for 5 counties in Nevada; 5 counties in California. It took effect at Dec 29, 2024, 1:00 AM PST. It was in force for .

The area

The counties it named.

The facts

Issued: Dec 27, 2024, 2:42 PM PST (22:42 UTC)
In effect from: Dec 29, 2024, 1:00 AM PST
Expired: Dec 28, 2024, 1:25 AM PST
In force
Issued by: NWS Reno, NV

Counties Alpine County, CA, El Dorado County, CA, Mono County, CA, Nevada County, CA, Placer County, CA, Douglas County, NV, Lyon County, NV, Mineral County, NV, Storey County, NV, Washoe County, NV

The radar

The Reno radar (KRGX), 84 km from the middle of the area, began a volume at 22:46 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

Medford/Jackson, OR (KMFR), launched 12:00Z, 10.7 hours before the alert went out and 454 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 657 m above ground
0-6 km bulk shear: 108 kt
0-1 km storm-relative helicity: 480 m²/s²
0-3 km storm-relative helicity: 603 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this high wind watch 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 high wind watch went out at Dec 27, 6:48 AM PST, 7 hours 54 minutes earlier.

Area forecast discussion, Dec 27, 6:48 AM PST, 7 hours 54 minutes before

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In the hours before

Local storm report, Dec 27, 10:12 AM PST, 4 hours 30 minutes before

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Local storm report, Dec 27, 10:16 AM PST, 4 hours 26 minutes before

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Local storm report, Dec 27, 11:52 AM PST, 2 hours 50 minutes before

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Local storm report, Dec 27, 11:58 AM PST, 2 hours 44 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 26, 5:12 PM PST	Lake Wind Advisory	REV	Churchill, Douglas, Lyon, Pershing, Washoe	24 hr

Nearby

High Wind Watches in Nevada, 2024 High Wind Watches in California, 2024 Every high wind watch in 2024

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.