Alert archive / Nevada / Freeze Warnings in 2018
Freeze Warning 1, NWS Las Vegas, NV
NWS Las Vegas, NV issued this freeze warning at Oct 13, 2018, 1:10 AM PDT for Esmeralda County, Lincoln County, Nye County, Nevada; Mohave County, Arizona. It took effect at Oct 15, 2018, 2:00 AM PDT. It was in force for 7 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
- Oct 13, 2018, 1:10 AM PDT (08:10 UTC)
- In effect from
- Oct 15, 2018, 2:00 AM PDT
- Expired
- Oct 15, 2018, 9:00 AM PDT
- In force
- 7 hr
- Issued by
- NWS Las Vegas, NV
Counties Mohave County, AZ, Esmeralda County, NV, Lincoln County, NV, Nye County, NV
The radar
The Las Vegas radar (KESX), 191 km from the middle of the area, began a volume at 08:09 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, 8.2 hours before the alert went out and 103 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
- 2376 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 26 m²/s²
- 0-3 km storm-relative helicity
- 78 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this 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 freeze warning went out at Oct 12, 8:55 PM PDT, 4 hours 15 minutes earlier.
Area forecast discussion, Oct 12, 8:55 PM PDT, 4 hours 15 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 13, 2:40 PM PDT | Wind Advisory | VEF | Clark | 53 hr |
| Oct 13, 12:15 AM PDT | Flash Flood Warning | VEF | San Bernardino | 4 hr |
| Oct 13, 1:27 AM PDT | Areal Flood Advisory | VEF | San Bernardino | 3 hr |
| Oct 13, 2:37 AM PDT | Flash Flood Watch | VEF | San Bernardino | 12 hr |
| Oct 13, 2:52 AM PDT | Areal Flood Advisory | VEF | San Bernardino | 5 hr |
| Oct 13, 4:13 AM PDT | Areal Flood Advisory | VEF | San Bernardino | 6 hr |
| Oct 13, 4:26 AM PDT | Flash Flood Warning | VEF | San Bernardino | 5 hr |
| Oct 13, 5:46 AM PDT | Areal Flood Advisory | VEF | San Bernardino | 3 hr |
| Oct 13, 6:00 AM PDT | Flash Flood Warning | VEF | San Bernardino | 3 hr |
| Oct 13, 8:14 AM PDT | Areal Flood Advisory | VEF | San Bernardino | 3 hr |
| Oct 13, 9:13 AM PDT | Areal Flood Advisory | VEF | Mohave | 2 hr |
Nearby
Freeze Warnings in Nevada, 2018Freeze Warnings in Arizona, 2018Freeze Warnings in California, 2018Every freeze warning in 2018
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.