Alert archive / Oklahoma / Freeze Warnings in 2022
Freeze Warning 2, NWS Norman, OK
NWS Norman, OK issued this freeze warning at Apr 13, 2022, 2:49 PM CDT for 10 counties in Oklahoma. It took effect at Apr 14, 2022, 1:00 AM CDT. It was in force for 8 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
- Apr 13, 2022, 2:49 PM CDT (19:49 UTC)
- In effect from
- Apr 14, 2022, 1:00 AM CDT
- Expired
- Apr 14, 2022, 9:00 AM CDT
- In force
- 8 hr
- Issued by
- NWS Norman, OK
Counties Alfalfa County, OK, Ellis County, OK, Garfield County, OK, Grant County, OK, Harper County, OK, Kay County, OK, Major County, OK, Noble County, OK, Woods County, OK, Woodward County, OK
The radar
The Vance AFB radar (KVNX), 34 km from the middle of the area, began a volume at 19:49 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
Norman, OK (KOUN), launched 12:00Z, 7.8 hours before the alert went out and 176 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
- 1266 m above ground
- 0-6 km bulk shear
- 78 kt
- 0-1 km storm-relative helicity
- 205 m²/s²
- 0-3 km storm-relative helicity
- 266 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.4
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 Norman, OK wrote its last area forecast discussion before this freeze warning went out at Apr 12, 6:21 PM CDT, 20 hours 28 minutes earlier.
Area forecast discussion, Apr 12, 6:21 PM CDT, 20 hours 28 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 Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 12, 10:49 PM CDT | Special Weather Statement | OUN | Alfalfa | 41 min |
| Apr 12, 11:28 PM CDT | Special Weather Statement | OUN | Alfalfa | 32 min |
| Apr 13, 3:03 AM CDT | Red Flag Warning | OUN | Beckham, Greer, Harmon, Jackson, Tillman | 16 hr |
| Apr 13, 6:02 AM CDT | Special Weather Statement | OUN | Garvin, Seminole | 28 min |
| Apr 13, 6:30 AM CDT | Special Weather Statement | OUN | Garvin, Seminole | 30 min |
| Apr 13, 6:55 AM CDT | Special Weather Statement | OUN | Garvin, Hughes, Seminole | 35 min |
| Apr 13, 7:31 AM CDT | Special Weather Statement | OUN | Hughes, Seminole | 29 min |
| Apr 13, 8:04 AM CDT | Special Weather Statement | OUN | Coal | 26 min |
| Apr 13, 8:47 AM CDT | Wind Advisory | OUN | Comanche, Cotton, Grady, Jefferson, Stephens, Tillman | 3 hr |
| Apr 13, 8:49 AM CDT | Special Weather Statement | OUN | Coal, Johnston | 26 min |
| Apr 13, 9:15 AM CDT | Special Weather Statement | OUN | Coal | 45 min |
| Apr 13, 9:44 AM CDT | Special Weather Statement | OUN | Atoka, Bryan | 46 min |
Nearby
Freeze Warnings in Oklahoma, 2022Every freeze warning in 2022
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.