Alert archive / Oklahoma / Flash Flood Warnings in 2015
Flash Flood Warning 119, NWS Norman, OK
NWS Norman, OK issued this flash flood warning at Jul 3, 2015, 6:42 AM CDT for 4 counties in Oklahoma. It was in force for 3 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
- Jul 3, 2015, 6:42 AM CDT (11:42 UTC)
- Expired
- Jul 3, 2015, 9:45 AM CDT
- In force
- 3 hr
- Issued by
- NWS Norman, OK
- Area
- Storm-based polygon
- Flood severity
- None
Counties Garvin County, OK, Johnston County, OK, Murray County, OK, Pontotoc County, OK
The radar
The Norman radar (KTLX), 92 km from the middle of the area, began a volume at 11:46 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
Norman, OK (KOUN), launched 00:00Z, 11.7 hours before the alert went out and 85 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
- 2056 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 1244 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 73 m²/s²
- 0-3 km storm-relative helicity
- 51 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 6.3
What forecasters said that day
The local office's own words before this flash flood 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 flash flood warning went out at Jul 3, 4:58 AM CDT, 1 hour 44 minutes earlier.
Area forecast discussion, Jul 3, 4:58 AM CDT, 1 hour 44 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>Hazardous weather outlook, Jul 3, 5:14 AM CDT, 1 hour 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>In the hours before
Special weather statement, Jul 3, 2:11 AM CDT, 4 hours 31 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 |
|---|---|---|---|---|
| Jul 2, 7:00 PM CDT | Areal Flood Advisory | OUN | Major | 2 hr |
| Jul 2, 7:34 PM CDT | Special Weather Statement | OUN | Oklahoma | 26 min |
| Jul 2, 7:41 PM CDT | Special Weather Statement | OUN | Woods | 34 min |
| Jul 2, 7:46 PM CDT | Areal Flood Advisory | OUN | Logan | 3 hr |
| Jul 2, 8:05 PM CDT | Special Weather Statement | OUN | Oklahoma | 25 min |
| Jul 2, 8:17 PM CDT | Severe Thunderstorm Warning | OUN | Oklahoma | 43 min |
| Jul 2, 8:22 PM CDT | Areal Flood Advisory | OUN | Oklahoma | 113 min |
| Jul 2, 8:51 PM CDT | Flash Flood Warning | OUN | Logan, Oklahoma | 3 hr |
| Jul 2, 9:57 PM CDT | Areal Flood Advisory | OUN | Canadian, Cleveland, Grady, McClain, Oklahoma | 2 hr |
| Jul 2, 11:53 PM CDT | Areal Flood Advisory | OUN | Cleveland, Logan, McClain, Oklahoma | 3 hr |
| Jul 3, 2:11 AM CDT | Special Weather Statement | OUN | Cleveland | 34 min |
| Jul 3, 2:48 AM CDT | Areal Flood Advisory | OUN | Cleveland, McClain | 117 min |
| Jul 3, 5:25 AM CDT | Areal Flood Advisory | OUN | Garvin, Murray | 3 hr |
| Jul 3, 7:32 AM CDT | Areal Flood Advisory | OUN | Atoka, Bryan, Carter, Coal, Johnston, Marshall and 2 more | 3 hr |
| Jul 3, 9:13 AM CDT | Areal Flood Advisory | OUN | Bryan | 3 hr |
| Jul 3, 9:45 AM CDT | Areal Flood Warning | OUN | Garvin, Murray | 3 hr |
| Jul 3, 3:47 PM CDT | Special Weather Statement | OUN | Ellis | 28 min |
| Jul 3, 3:59 PM CDT | Special Weather Statement | OUN | Dewey | 31 min |
| Jul 3, 4:13 PM CDT | Special Weather Statement | OUN | Jefferson | 32 min |
| Jul 3, 4:16 PM CDT | Severe Thunderstorm Warning | OUN | Dewey, Ellis, Roger Mills | 29 min |
| Jul 3, 4:20 PM CDT | Severe Thunderstorm Warning | OUN | Jefferson | 40 min |
| Jul 3, 4:28 PM CDT | Special Weather Statement | OUN | Cleveland | 32 min |
| Jul 3, 4:30 PM CDT | Severe Thunderstorm Warning | OUN | Cleveland, McClain | 22 min |
| Jul 3, 4:43 PM CDT | Special Weather Statement | OUN | Canadian | 32 min |
| Jul 3, 4:45 PM CDT | Severe Thunderstorm Warning | OUN | Custer, Dewey, Roger Mills | 45 min |
| Jul 3, 4:49 PM CDT | Special Weather Statement | OUN | Hughes | 26 min |
| Jul 3, 4:58 PM CDT | Severe Thunderstorm Warning | OUN | Jefferson | 47 min |
| Jul 3, 5:01 PM CDT | Special Weather Statement | OUN | McClain | 29 min |
| Jul 3, 5:20 PM CDT | Areal Flood Advisory | OUN | Jefferson | 3 hr |
| Jul 3, 6:08 PM CDT | Special Weather Statement | OUN | Washita | 37 min |
| Jul 3, 6:53 PM CDT | Special Weather Statement | OUN | Stephens | 37 min |
| Jul 3, 3:53 PM CDT | Special Weather Statement | OUN | Clay | 37 min |
| Jul 3, 5:35 PM CDT | Special Weather Statement | OUN | Wilbarger | 25 min |
| Jul 3, 6:02 PM CDT | Special Weather Statement | OUN | Wilbarger | 28 min |
| Jul 3, 6:27 PM CDT | Severe Thunderstorm Warning | OUN | Wilbarger | 48 min |
Nearby
Flash Flood Warnings in Oklahoma, 2015Every flash flood warning in 2015
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.