Alert archive / Nevada / Hard Freeze Warnings in 2016
Hard Freeze Warning 3, NWS Las Vegas, NV
NWS Las Vegas, NV issued this hard freeze warning at Dec 17, 2016, 3:12 AM PST for Clark County, Nye County, Nevada. It took effect at Dec 17, 2016, 10:00 PM PST. It was in force for 5 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Dec 17, 2016, 3:12 AM PST (11:12 UTC)
- In effect from
- Dec 17, 2016, 10:00 PM PST
- Expired
- Dec 18, 2016, 3:07 AM PST
- In force
- 5 hr
- Issued by
- NWS Las Vegas, NV
Counties Clark County, NV, Nye County, NV
The radar
The Las Vegas radar (KESX), 176 km from the middle of the area, began a volume at 11:13 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
Las Vegas, NV (KVEF), launched 00:00Z, 11.2 hours before the alert went out and 86 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1905 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- 202 m²/s²
- 0-3 km storm-relative helicity
- 246 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this hard freeze warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Las Vegas, NV wrote its last area forecast discussion before this hard freeze warning went out at Dec 17, 2:50 AM PST, 22 minutes earlier.
Area forecast discussion, Dec 17, 2:50 AM PST, 22 minutes before
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Local storm report, Dec 16, 10:36 PM PST, 4 hours 36 minutes before
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</html>The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 17, 3:12 AM PST | Wind Advisory | VEF | 64 hr |
Nearby
Hard Freeze Warnings in Nevada, 2016Hard Freeze Warnings in Arizona, 2016Every hard freeze warning in 2016
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.