Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 673, NWS Norman, OK
NWS Norman, OK issued this severe thunderstorm warning at Jun 15, 2008, 9:40 PM CDT for Alfalfa County, Grant County, Kay County, Oklahoma. It was in force for 80 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
- Jun 15, 2008, 9:40 PM CDT (02:40 UTC)
- Expired
- Jun 15, 2008, 11:00 PM CDT
- In force
- 80 min
- Issued by
- NWS Norman, OK
- Area
- Storm-based polygon
Counties Alfalfa County, OK, Grant County, OK, Kay County, OK
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 15, 7:01 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 15, 9:20 PM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
The nearest sounding before it
Lamont, OK (KLMN), launched 00:00Z, 2.7 hours before the alert went out and 30 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
- 2416 J/kg
- Mixed-layer CIN
- -21 J/kg
- Mixed-layer LCL
- 1906 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 53 m²/s²
- 0-3 km storm-relative helicity
- 51 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.0
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 Norman, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 15, 7:47 PM CDT, 1 hour 53 minutes earlier.
Area forecast discussion, Jun 15, 7:47 PM CDT, 1 hour 53 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE NORMAN OK 747 PM CDT SUN JUN 15 2008 .UPDATE... UPDATED FORECAST TO REFLECT HIGHER POPS DURING THE EVENING HOURS OVER THE WESTERN PART OF THE CWA IN RESPONSE TO DEVELOPING THUNDERSTORM ACTIVITY. THE LATE NIGHT PART OF THE FORECAST WITH HIGHER POPS OVER NORTH CENTRAL OKLAHOMA STILL LOOKS GOOD. && .PREV DISCUSSION... /ISSUED 254 PM CDT SUN JUN 15 2008/ DISCUSSION... OF SHORT TERM INTEREST...WE WILL BE WATCHING INTERSECTION OF DRY LINE AND OUTFLOW BOUNDARY INTO EARLY EVENING. AT MID-AFTERNOON... THE DRY LINE EXTENDED FROM JUST WEST OF DODGE CITY...TO NEAR PERRYTON...TO THE CAPROCK INTERSECTION WITH I-40. THE OUTFLOW BOUNDARY CONTINUED TO MOVE SLOWLY TO THE WEST ACROSS HARPER AND WOODWARD COUNTIES OF NORTHWEST OKLAHOMA...DOWN TO JUST NORTH OF THE OKLAHOMA CITY METRO. WHERE THESE BOUNDARIES COINCIDE...ISOLATED OR SCATTERED SEVERE STORMS WILL BE POSSIBLE FROM SOUTHWEST KANSAS DOWN INTO NORTHWEST OKLAHOMA. ALTHOUGH STORMS WILL LIKELY BE HIGH-BASED... IT THEY CAN GET ROOTED IN LOWER-LEVELS NEAR AND NORTH OF MENTIONED OUTFLOW BOUNDARY...THEY COULD BECOME LONG-LIVED AND PRIMARILY POSE A FAIRLY PRONOUNCED THREAT FOR VERY LARGE HAIL. OF GREATER CONCERN WILL BE EVOLUTION OF EASTERN KANSAS MCS. ALL MODELS POINT TO A SOUTHWARD PROGRESSION...WHICH KEEPS MOST OF THE ACTIVITY EAST OF OUR FORECAST AREA...BUT CLOSE ENOUGH TO BE CONCERNED FOR LOCATIONS NEAR AND EAST OF INTERSTATE 35. NORTH-CENTRAL AND CENTRAL OKLAHOMA COULD BE IMPACTED AS EARLY AS EARLY EVENING...BUT MOST LIKELY LATE EVENING THROUGH ABOUT 3 AM. IF THIS MCS BUILDS FARTHER SOUTHWEST TOWARD THE I-35 CORRIDOR...THE MAIN IMPACTS WILL LIKELY BE DAMAGING WIND GUSTS...WITH LARGE HAIL AND FLOODING RAIN SECONDARY CONCERNS. WITH PROGRESSIVE NATURE OF CONVECTION BY THE TIME IT REACHES OUR CWA...AND THE THINKING THAT MOST OF THE HEAVIER RAIN WILL BE OVER TOWARD AND EAST OF TULSA... WE WILL NOT BE ISSUING A FLASH FLOOD WATCH FOR TONIGHT. THIS DOESNT PRECLUDE ISOLATED WATER PROBLEMS IF STORMS OCCUR...JUST THE OVERALL THREAT ACROSS A BROADER AREA APPEARS LOW. WITH THAT BEING SAID...A LARGER PORTION OF THE FORECAST AREA WILL LIKELY BE IMPACTED BY EVENING/OVERNIGHT MCS ACTIVITY MONDAY-TUESDAY-WEDNESDAY...WHICH IF WE BECOME CONFIDENT OF REPEATED EPISODES...FLOOD/FLASH FLOOD WATCHES WILL LIKELY BE POSTED GIVEN RECENT RAINS. OUTSIDE OF SHORTER TERM ADJUSTMENTS BASED ON OBSERVATIONS AND SHORT TERM MODEL SOLUTIONS...LITTLE IN THE WAY OF CHANGES WERE MADE TO GOING FORECAST. && .PRELIMINARY POINT TEMPS/POPS... OKLAHOMA CITY OK 71 90 67 84 / 40 30 40 30 HOBART OK 71 95 69 87 / 40 20 20 20 WICHITA FALLS TX 75 99 72 91 / 40 10 20 20 GAGE OK 68 85 64 81 / 60 30 20 20 PONCA CITY OK 70 82 64 80 / 60 40 40 30 DURANT OK 72 94 70 87 / 30 20 40 30 && .OUN WATCHES/WARNINGS/ADVISORIES... OK...NONE. TX...NONE. && 26/32
In the hours before
Special weather statement, Jun 15, 8:22 PM CDT, 1 hour 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>Special weather statement, Jun 15, 8:50 PM CDT, 50 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORMAN OK 850 PM CDT SUN JUN 15 2008 TXZ083-084-160230- HARDEMAN TX-FOARD TX- 850 PM CDT SUN JUN 15 2008 ...SIGNIFICANT WEATHER ADVISORY... THIS SIGNIFICANT WEATHER ADVISORY IS FOR FOARD AND HARDEMAN COUNTIES. A DANGEROUS SEVERE THUNDERSTORM WAS LOCATED 11 MILES NORTHWEST OF LAZARE AT 849 PM CDT...MOVING SOUTHEAST AT 19 MPH. THIS STORM PRODUCED MEASURED WIND GUSTS BETWEEN 60 AND 80 MPH NEAR CHILDRESS...AND LIKELY CONTAINS VERY LARGE HAIL. THE STORM CONTINUED TO TAKE ON A MORE SOUTHERLY MOTION...WHICH WILL TAKE IT NEAR RURAL PARTS OF SOUTHWESTERN HARDEMAN AND WESTERN FOARD COUNTIES AFTER 915 PM CDT. PEOPLE IN FOARD AND HARDEMAN COUNTIES SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR WARNINGS AND REMAIN ALERT FOR THREATENING WEATHER CONDITIONS. BURKE
Special weather statement, Jun 15, 8:56 PM CDT, 44 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORMAN OK 856 PM CDT SUN JUN 15 2008 OKZ009-010-015-160230- DEWEY OK-WOODWARD OK-ELLIS OK- 856 PM CDT SUN JUN 15 2008 ...SIGNIFICANT WEATHER ADVISORY... THIS SIGNIFICANT WEATHER ADVISORY IS FOR DEWEY...ELLIS AND WOODWARD COUNTIES. STRONG THUNDERSTORMS WERE LOCATED 8 MILES SOUTH OF FARGO AND NEAR VICI AT 854 PM CDT...MOVING SOUTHEAST AT 19 MPH. DANGEROUS LIGHTNING AND WINDS AROUND 50 MPH WILL LIKELY EXTEND OUT BEYOND THE AREA OF RAIN TO AFFECT MUCH OF ELLIS...WESTERN DEWEY...AND SOUTHERN WOODWARD COUNTIES. SEVERE WEATHER MAY DEVELOP AT ANY TIME. BURKE
Special weather statement, Jun 15, 8:58 PM CDT, 42 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORMAN OK 858 PM CDT SUN JUN 15 2008 OKZ036-TXZ085-160245- JACKSON OK-WILBARGER TX- 858 PM CDT SUN JUN 15 2008 ...SIGNIFICANT WEATHER ADVISORY... THIS SIGNIFICANT WEATHER ADVISORY IS FOR JACKSON AND WILBARGER COUNTIES. STRONG THUNDERSTORMS WERE LOCATED NEAR ELDORADO AT 858 PM CDT...MOVING SOUTHEAST AT 24 MPH. THESE STORMS WILL PRODUCE VERY LITTLE RAIN...BUT DANGEROUS LIGHTNING AND WIND GUSTS AROUND 50 MPH WILL EXTEND OUT BEYOND THE STORMS...POSSIBLY AFFECTING MUCH OF JACKSON COUNTY AND NORTHERN WILBARGER COUNTY THROUGH 945 PM. PEOPLE IN JACKSON AND WILBARGER COUNTIES SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR WARNINGS AND REMAIN ALERT FOR THREATENING WEATHER CONDITIONS. BURKE
Special weather statement, Jun 15, 9:22 PM CDT, 18 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORMAN OK 922 PM CDT SUN JUN 15 2008 OKZ007-160300- GRANT OK- 922 PM CDT SUN JUN 15 2008 ...SIGNIFICANT WEATHER ADVISORY... THIS SIGNIFICANT WEATHER ADVISORY IS FOR GRANT COUNTY. A SEVERE THUNDERSTORM WAS LOCATED 9 MILES NORTH OF MANCHESTER AT 922 PM CDT...MOVING SOUTHEAST AT 19 MPH. THIS STORM MAY AFFECT GRANT COUNTY BEFORE 10 PM. PEOPLE IN GRANT COUNTY SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR WARNINGS AND REMAIN ALERT FOR THREATENING WEATHER CONDITIONS. BURKE
Special weather statement, Jun 15, 9:25 PM CDT, 15 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORMAN OK 925 PM CDT SUN JUN 15 2008 OKZ036-037-TXZ083-085-160315- JACKSON OK-TILLMAN OK-HARDEMAN TX-WILBARGER TX- 925 PM CDT SUN JUN 15 2008 ...SIGNIFICANT WEATHER ADVISORY... THIS SIGNIFICANT WEATHER ADVISORY IS FOR HARDEMAN...JACKSON...TILLMAN AND WILBARGER COUNTIES. A LINE OF STRONG THUNDERSTORMS WAS LOCATED FROM 11 MILES NORTHWEST OF CHILLICOTHE TO 5 MILES NORTHEAST OF ODELL AT 925 PM CDT...MOVING SOUTHEAST AT 27 MPH. DANGEROUS LIGHTNING AND WIND GUSTS AROUND 50 MPH LIKELY...AND MAY EXTEND WELL OUTSIDE OF THE RAIN AREA...POSSIBLY AFFECTING ALTUS...FREDERICK...AND VERNON. BURKE
The office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 15, 9:55 PM CDT | Severe Thunderstorm Warning | OUN | Custer, Dewey | 65 min |
| Jun 15, 10:35 PM CDT | Severe Thunderstorm Warning | OUN | Blaine, Caddo, Custer, Washita | 70 min |
| Jun 15, 11:09 PM CDT | Severe Thunderstorm Warning | OUN | Caddo, Canadian, Grady, Kingfisher | 81 min |
| Jun 15, 11:14 PM CDT | Severe Thunderstorm Warning | OUN | Garfield, Grant, Kay, Noble | 76 min |
| Jun 16, 12:11 AM CDT | Severe Thunderstorm Warning | OUN | Noble, Payne | 79 min |
| Jun 16, 1:00 PM CDT | Severe Thunderstorm Warning | OUN | Alfalfa, Grant | 35 min |
| Jun 16, 3:12 PM CDT | Flash Flood Watch | OUN | Atoka, Blaine, Caddo, Canadian, Cleveland, Coal and 23 more | 11 hr |
| Jun 16, 3:30 PM CDT | Severe Thunderstorm Warning | OUN | Lincoln, Pottawatomie, Seminole | 45 min |
| Jun 16, 3:34 PM CDT | Severe Thunderstorm Warning | OUN | Blaine, Caddo, Custer | 56 min |
| Jun 16, 3:41 PM CDT | Severe Thunderstorm Warning | OUN | Custer, Dewey | 64 min |
| Jun 16, 4:00 PM CDT | Severe Thunderstorm Warning | OUN | Caddo, Custer, Washita | 30 min |
| Jun 16, 4:15 PM CDT | Severe Thunderstorm Warning | OUN | Custer, Washita | 45 min |
| Jun 16, 4:24 PM CDT | Severe Thunderstorm Warning | OUN | Caddo, Custer, Washita | 51 min |
| Jun 16, 4:31 PM CDT | Severe Thunderstorm Warning | OUN | Beckham, Custer, Roger Mills, Washita | 38 min |
| Jun 16, 4:33 PM CDT | Severe Thunderstorm Warning | OUN | Custer | 23 min |
| Jun 16, 5:02 PM CDT | Severe Thunderstorm Warning | OUN | Custer, Washita | 43 min |
| Jun 16, 5:15 PM CDT | Tornado Warning | OUN | Kiowa, Washita | 30 min |
| Jun 16, 5:16 PM CDT | Severe Thunderstorm Warning | OUN | Caddo, Kiowa, Washita | 44 min |
| Jun 16, 5:19 PM CDT | Severe Thunderstorm Warning | OUN | Beckham | 41 min |
| Jun 16, 5:41 PM CDT | Severe Thunderstorm Warning | OUN | Jackson, Kiowa, Washita | 49 min |
| Jun 16, 5:45 PM CDT | Severe Thunderstorm Warning | OUN | Greer, Kiowa | 45 min |
| Jun 16, 5:53 PM CDT | Severe Thunderstorm Warning | OUN | Caddo | 31 min |
| Jun 16, 5:56 PM CDT | Severe Thunderstorm Warning | OUN | Beckham, Greer | 34 min |
| Jun 16, 6:12 PM CDT | Severe Thunderstorm Warning | OUN | Greer, Kiowa | 18 min |
| Jun 16, 6:28 PM CDT | Severe Thunderstorm Warning | OUN | Greer, Jackson | 47 min |
| Jun 16, 6:32 PM CDT | Severe Thunderstorm Warning | OUN | Kingfisher, Logan | 43 min |
| Jun 16, 6:34 PM CDT | Severe Thunderstorm Warning | OUN | Garfield | 41 min |
| Jun 16, 6:35 PM CDT | Severe Thunderstorm Warning | OUN | Comanche, Kiowa | 40 min |
| Jun 15, 9:03 PM CDT | Severe Thunderstorm Warning | OUN | Foard, Hardeman, Knox | 57 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 2008Every severe thunderstorm warning in 2008
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.