Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2014
Severe Thunderstorm Warning 311, NWS Norman, OK
NWS Norman, OK issued this severe thunderstorm warning at Oct 12, 2014, 5:34 PM CDT for Beckham County, Oklahoma. It was in force for 25 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
- Oct 12, 2014, 5:34 PM CDT (22:34 UTC)
- Expired
- Oct 12, 2014, 5:59 PM CDT
- In force
- 25 min
- Issued by
- NWS Norman, OK
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Beckham County, OK
The radar
The Altus AFB radar (KFDR), 120 km from the middle of the area, began a volume at 22:34 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 |
|---|---|---|---|
| Oct 12, 3:48 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Amarillo Airport, TX (KAMA), launched 12:00Z, 10.6 hours before the alert went out and 183 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
- 1460 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 231 m²/s²
- 0-3 km storm-relative helicity
- 202 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Oct 12, 3:32 PM CDT, 2 hours 2 minutes earlier.
Area forecast discussion, Oct 12, 3:32 PM CDT, 2 hours 2 minutes before
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</html>Hazardous weather outlook, Oct 12, 12:00 PM CDT, 5 hours 34 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE NORMAN OK 1200 PM CDT SUN OCT 12 2014 OKZ004>048-050>052-TXZ083>090-130000- HARPER-WOODS-ALFALFA-GRANT-KAY-ELLIS-WOODWARD-MAJOR-GARFIELD- NOBLE-ROGER MILLS-DEWEY-CUSTER-BLAINE-KINGFISHER-LOGAN-PAYNE- BECKHAM-WASHITA-CADDO-CANADIAN-OKLAHOMA-LINCOLN-GRADY-MCCLAIN- CLEVELAND-POTTAWATOMIE-SEMINOLE-HUGHES-HARMON-GREER-KIOWA-JACKSON- TILLMAN-COMANCHE-STEPHENS-GARVIN-MURRAY-PONTOTOC-COAL-COTTON- JEFFERSON-CARTER-JOHNSTON-ATOKA-LOVE-MARSHALL-BRYAN-HARDEMAN- FOARD-WILBARGER-WICHITA-KNOX-BAYLOR-ARCHER-CLAY- 1200 PM CDT SUN OCT 12 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHERN... WESTERN...CENTRAL...AND SOUTHERN OKLAHOMA...AND WESTERN NORTH TEXAS. .DAY ONE...THIS AFTERNOON AND TONIGHT... .THUNDERSTORMS... THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THROUGH TONIGHT ACROSS OKLAHOMA AND WESTERN NORTH TEXAS. TIMING... STORMS WILL LIKELY DEVELOP BETWEEN 6 PM AND 8 PM NEAR FAR NORTHWEST OKLAHOMA...THEN SPREAD SOUTH AND EAST THROUGH THE EVENING AND OVERNIGHT HOURS...EXITING FAR SOUTHEAST OKLAHOMA BY SUNRISE MONDAY. IMPACTS... DAMAGING WIND GUSTS OF 60 MPH TO 80 MPH... HAIL UP TO THE SIZE OF HALF-DOLLARS... RECOMMENDED ACTIONS... STORM SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL ACROSS THE RISK AREA SHOULD PLAN FOR POSSIBLE SEVERE WEATHER OPERATIONS LATE SUNDAY NIGHT THROUGH MONDAY MORNING. DISCUSSION... A POTENT STORM SYSTEM WILL DIVE SOUTHWARD INTO THE SOUTHERN PLAINS LATE TONIGHT INTO MONDAY. AS THIS OCCURS...A FRONT WILL SURGE SOUTHWARD OVER OKLAHOMA AND NORTHERN TEXAS...SETTING THE STAGE FOR WIDESPREAD THUNDERSTORMS. MOST OF THE STORMS WILL BE SEEN OVER NORTHERN AND EASTERN PORTIONS OF OKLAHOMA...WITH THE LOWEST CHANCES FOR STORMS ACROSS SOUTHWEST OKLAHOMA AND WESTERN NORTH TEXAS. SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP OVER THE PANHANDLES AND SPREAD EASTWARD INTO THE BODY OF OKLAHOMA EARLY THIS EVENING. AS THE FRONT ACCELERATES SOUTH AND EAST...STORMS WILL BECOME MORE NUMEROUS AND DEVELOP INTO A SOUTHWEST TO NORTHEAST ORIENTED SQUALL LINE. MOST OF THE SEVERE WIND GUSTS THAT MAY OCCUR WILL BE ASSOCIATED WITH THE SQUALL LINE...WHICH IS EXPECTED TO MOVE INTO CENTRAL PORTIONS OF OKLAHOMA AROUND MIDNIGHT. GREATER MOISTURE AND INSTABILITY WILL BE SEEN ACROSS SOUTH-CENTRAL AND SOUTHEAST OKLAHOMA. THIS WILL PROMOTE THE HIGHEST POTENTIAL FOR SEVERE THUNDERSTORM ACTIVITY. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY... .THUNDERSTORMS... SHOWERS AND A FEW STORMS WILL BE ONGOING MAINLY EAST OF INTERSTATE-35 EARLY MONDAY MORNING. SEVERE WEATHER CHANCES WILL BE DIMINISHING QUICKLY DURING THE MORNING HOURS. .STRONG WINDS MONDAY... STRONG NORTHERLY WINDS ARE EXPECTED. SUSTAINED WINDS OF 30 TO 35 MPH WILL BE POSSIBLE...ALONG WITH OCCASIONAL GUSTS OF 40 TO 50 MPH. THIS WILL ESPECIALLY BE TRUE WEST OF INTERSTATE 35. THIS MAY MAKE TRAVEL ON EAST TO WEST ORIENTED ROADWAYS DIFFICULT MUCH OF THE DAY ON MONDAY. GET GRAPHICS AND MORE DETAILS AT WEATHER.GOV/NORMAN...AND FOLLOW OUR WEATHER FORECAST OFFICE ON TWITTER AND FACEBOOK. AUSTIN/11
In the hours before
Special weather statement, Oct 12, 5:16 PM CDT, 18 minutes before
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</html>Special weather statement, Oct 12, 5:23 PM CDT, 11 minutes before
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</html>The office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 12, 3:18 PM CDT | Wind Advisory | OUN | Alfalfa, Beckham, Blaine, Caddo, Canadian, Carter and 35 more | 28 hr |
| Oct 12, 5:16 PM CDT | Special Weather Statement | OUN | Beckham | 44 min |
| Oct 12, 5:23 PM CDT | Special Weather Statement | OUN | Beckham | 52 min |
| Oct 12, 6:06 PM CDT | Special Weather Statement | OUN | Custer | 39 min |
| Oct 12, 6:18 PM CDT | Special Weather Statement | OUN | Beckham | 42 min |
| Oct 12, 6:45 PM CDT | Special Weather Statement | OUN | Custer | 45 min |
| Oct 12, 6:55 PM CDT | Special Weather Statement | OUN | Custer | 50 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 2014Every severe thunderstorm warning in 2014
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.