Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 311, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Aug 9, 2023, 7:00 PM CDT for Craig County, Mayes County, Rogers County, Oklahoma. It was in force for 33 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 9, 2023, 7:00 PM CDT (00:00 UTC)
- Expired
- Aug 9, 2023, 7:33 PM CDT
- In force
- 33 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Craig County, OK, Mayes County, OK, Rogers County, OK
The radar
The Tulsa radar (KINX), 39 km from the middle of the area, began a volume at 00:01 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 9, 4:04 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 0.0 hours before the alert went out and 146 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
- 1135 J/kg
- Mixed-layer CIN
- -10 J/kg
- Mixed-layer LCL
- 602 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- 86 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 3.7
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Tulsa, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 9, 6:32 PM CDT, 28 minutes earlier.
Area forecast discussion, Aug 9, 6:32 PM CDT, 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>Hazardous weather outlook, Aug 9, 5:46 PM CDT, 1 hour 14 minutes before
Hazardous Weather Outlook National Weather Service Tulsa OK 546 PM CDT Wed Aug 9 2023 ARZ001-002-010-011-019-020-029-OKZ049-053>076-101045- Adair OK-Benton AR-Carroll AR-Cherokee OK-Choctaw OK-Craig OK- Crawford AR-Creek OK-Delaware OK-Franklin AR-Haskell OK-Latimer OK- Le Flore OK-Madison AR-Mayes OK-McIntosh OK-Muskogee OK-Nowata OK- Okfuskee OK-Okmulgee OK-Osage OK-Ottawa OK-Pawnee OK-Pittsburg OK- Pushmataha OK-Rogers OK-Sebastian AR-Sequoyah OK-Tulsa OK-Wagoner OK- Washington OK-Washington AR- 546 PM CDT Wed Aug 9 2023 ...SEVERE THUNDERSTORM THREAT CONTINUES THROUGH THIS EVENING... This Outlook is for Northwest and West Central Arkansas as well as much of Eastern Oklahoma. .DAY ONE...Today and Tonight. TORNADO. RISK...Limited. AREA...Portions of northeast OK and northwest AR. ONSET...Ongoing. SEVERE THUNDERSTORM. RISK...Elevated. AREA...Much of eastern OK and northwest AR. ONSET...Ongoing. FLASH FLOOD. RISK...Limited. AREA...Portions of northeast OK and northwest AR. ONSET...Ongoing. HEAVY RAIN. RISK...Limited. AREA...Portions of northeast OK and northwest AR. ONSET...Ongoing. DANGEROUS HEAT. RISK...Limited. AREA...Southeast OK. ONSET...Ongoing. DISCUSSION... Severe thunderstorms are beginning to develop and will continue over portions of the area through this evening. The highest threat will be in far northeast OK and northwest/west-central AR. For the hazard type, all hazards are possible, including tornadoes, large hail to the size of tennis balls, and damaging winds to 70 mph. Localized flash flooding could also develop. Dangerous heat is ongoing across southeast OK with heat indices of up to 110F. This will continue until storms arrive the next couple of hours. SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT... Activation of the Regional Spotter Network Likely. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday. THURSDAY through MONDAY...Thunderstorm Potential...Dangerous Heat Potential. TUESDAY...No Hazards. EXTENDED DISCUSSION... After a brief dry period Thursday into Thursday evening, another nighttime thunderstorm complex is expected to move into parts of the area early Friday morning. The upper level flow pattern supports additional overnight and morning thunderstorms through at least the weekend, focused across northeast Oklahoma and into northwest Arkansas. Depending on how these thunderstorms and residual cloud cover affect daytime temperatures, heat index values may exceed 105 degrees in some spots, and additional heat advisories may be required through the weekend and into next week. weather.gov/tulsa contains additional information.
In the hours before
Special weather statement, Aug 9, 5:42 PM CDT, 1 hour 18 minutes before
Special Weather Statement
National Weather Service Tulsa OK
542 PM CDT Wed Aug 9 2023
OKZ056>058-092315-
Craig OK-Ottawa OK-Nowata OK-
542 PM CDT Wed Aug 9 2023
...A strong thunderstorm will impact portions of central Craig, west
central Ottawa and east central Nowata Counties through 615 PM CDT...
At 541 PM CDT, Doppler radar indicated a strong thunderstorm 8 miles
west of Welch, moving east at 30 mph.
HAZARD...Wind gusts up to 40 mph and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down small tree limbs and blow
around unsecured objects. Minor damage to outdoor objects
is possible.
Locations in or near the path include...
Welch... Bluejacket...
Hollow... Pyramid Corners...
Centralia... Centrailia...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
A Tornado Watch remains in effect until 1000 PM CDT for northeastern
Oklahoma.
&&
LAT...LON 3680 9556 3694 9523 3692 9491 3669 9519
TIME...MOT...LOC 2241Z 274DEG 27KT 3684 9525
MAX HAIL SIZE...0.88 IN
MAX WIND GUST...40 MPHSpecial weather statement, Aug 9, 6:01 PM CDT, 59 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>Special weather statement, Aug 9, 6:11 PM CDT, 49 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>Special weather statement, Aug 9, 6:14 PM CDT, 46 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>Special weather statement, Aug 9, 6:21 PM CDT, 39 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>Special weather statement, Aug 9, 6:42 PM CDT, 18 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 Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 9, 7:29 PM CDT | Special Weather Statement | TSA | Mayes | 31 min |
| Aug 9, 7:48 PM CDT | Special Weather Statement | TSA | Delaware | 27 min |
| Aug 10, 6:29 AM CDT | Dense Fog Advisory | TSA | Craig, Nowata, Ottawa, Pawnee, Washington | 3 hr |
| Aug 10, 11:08 AM CDT | Heat Advisory | TSA | Choctaw, Pushmataha | 9 hr |
| Aug 10, 1:56 PM CDT | Heat Advisory | TSA | Adair, Cherokee, Choctaw, Craig, Creek, Delaware and 16 more | 30 hr |
| Aug 9, 7:26 PM CDT | Special Weather Statement | TSA | Benton | 34 min |
| Aug 9, 7:44 PM CDT | Severe Thunderstorm Warning | TSA | Benton, Carroll | 46 min |
| Aug 9, 7:47 PM CDT | Special Weather Statement | TSA | Benton | 28 min |
| Aug 9, 8:06 PM CDT | Special Weather Statement | TSA | Carroll | 24 min |
| Aug 9, 8:07 PM CDT | Areal Flood Advisory | TSA | Benton, Carroll | 113 min |
| Aug 9, 8:11 PM CDT | Special Weather Statement | TSA | Benton | 34 min |
| Aug 9, 8:14 PM CDT | Flash Flood Warning | TSA | Carroll, Madison | 3 hr |
| Aug 9, 8:17 PM CDT | Special Weather Statement | TSA | Carroll | 28 min |
| Aug 9, 8:26 PM CDT | Special Weather Statement | TSA | Carroll | 34 min |
| Aug 9, 8:27 PM CDT | Severe Thunderstorm Warning | TSA | Carroll | 33 min |
| Aug 9, 8:40 PM CDT | Special Weather Statement | TSA | Washington | 35 min |
| Aug 9, 8:55 PM CDT | Special Weather Statement | TSA | Carroll | 50 min |
| Aug 9, 9:10 PM CDT | Special Weather Statement | TSA | Madison | 35 min |
| Aug 9, 9:16 PM CDT | Special Weather Statement | TSA | Logan | 29 min |
| Aug 9, 10:49 PM CDT | Special Weather Statement | TSA | Madison | 41 min |
| Aug 9, 11:33 PM CDT | Special Weather Statement | TSA | Crawford, Franklin | 27 min |
| Aug 10, 12:30 AM CDT | Special Weather Statement | TSA | Madison | 30 min |
| Aug 10, 12:35 AM CDT | Severe Thunderstorm Warning | TSA | Franklin | 25 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 2023Every severe thunderstorm warning in 2023
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.