An upper level low pressure system translated across southern Oklahoma and northern Texas on the 27th. A band of strong thunderstorms developed on the north side of this system and moved across portions of east central and northeastern Oklahoma during the morning and early afternoon hours.
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Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS TSA wrote it up.
An upper level low pressure system translated across southern Oklahoma and northern Texas on the 27th. A band of strong thunderstorms developed on the north side of this system and moved across portions of east central and northeastern Oklahoma during the morning and early afternoon hours. One of the storms within the band produced a brief, weak tornado in Okmulgee County.
The local office's own words before the first event, 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 the first event at May 27, 4:44 AM CST, 6 hours 54 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 544 AM CDT TUE MAY 27 2014 .AVIATION... CONCERNING TAF SITES KTUL/KRVS/KBVO/KMLC/KXNA/KFYV/KFSM. FLYING CONDITIONS WILL BE WIDELY VARYING ACROSS EASTERN OKLAHOMA AND WESTERN ARKANSAS TODAY WITH SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS DEVELOPING BY THIS AFTERNOON. WILL SEE THIS ACTIVITY TAPER OFF THIS EVENING. PATCHY MVFR TO IFR FOG WILL BE POSSIBLE AT MANY OF THE AREA TAF SITES OVERNIGHT. && .PREV DISCUSSION... /ISSUED 327 AM CDT TUE MAY 27 2014/ DISCUSSION... ISOLATED SHOWERS/THUNDERSTORMS WERE ONGOING EARLY THIS MORNING ACROSS FAR NE OK/NW AR...WITH MAIN CONVECTION ACROSS TX WITH ANOTHER AREA OVER WRN OK ASSOCIATED WITH THE UPPER LOW COLD CORE. THE UPPER LOW WILL TRACK E TODAY ALONG THE RED RIVER...WITH THE BEST CHANCES OF PRECIPITATION ACROSS SE OK/WCNTRL AR IN THE AREA OF BEST UPPER DIFFLUENCE. SEVERE WEATHER THREAT WILL REMAIN VERY LIMITED GIVEN ONLY MARGINAL INSTABILITY AND WEAK WIND SHEAR...BUT WILL CONTINUE TO SEE AREAS OF LOCALLY HEAVY RAINFALL WITH PWAT VALUES RUNNING AT OR ABOVE 1.5 INCHES. THE UPPER LOW WILL STALL NEAR THE ARKLATEX REGION THIS WEEK AND GRADUALLY WEAKEN AND SHEAR OUT BY NEXT WEEKEND. GIVEN THE MID-LEVEL WEAKNESS AND AVAILABLE MOISTURE...SCATTERED (MAINLY DIURNAL) CONVECTION WILL BE EXPECTED DAILY. UPPER HEIGHTS BEGIN TO RISE OVER THE WEEKEND AS AN UPPER RIDGE NOSES IN FROM THE SW...AND EXPECT PRECIP CHANCES TO DWINDLE BY EARLY NEXT WEEK. STAYED FAIRLY CLOSE TO MAV/MEX TEMPS THROUGH THE FORECAST PERIOD...WHICH SHOWS A MODEST WARMING TREND BY LATE WEEK AND INTO THE WEEKEND. && .TSA WATCHES/WARNINGS/ADVISORIES... OK...NONE. AR...NONE. && AVIATION...10
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TULSA OK 500 AM CDT TUE MAY 27 2014 ARZ001-002-010-011-019-020-029-OKZ049-053>076-281000- 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- 500 AM CDT TUE MAY 27 2014 THIS OUTLOOK IS FOR NORTHWEST AND WEST CENTRAL ARKANSAS AS WELL AS MUCH OF EASTERN OKLAHOMA. .DAY ONE...TODAY AND TONIGHT. SEVERE THUNDERSTORM. RISK...LIMITED. AREA...EASTERN OKLAHOMA AND WESTERN ARKANSAS. ONSET...AFTERNOON. FLASH FLOOD. RISK...LIMITED. AREA...EASTERN OKLAHOMA AND WESTERN ARKANSAS. ONSET...AFTERNOON. HEAVY RAIN. RISK...LIMITED. AREA...EASTERN OKLAHOMA AND WESTERN ARKANSAS. ONSET...AFTERNOON. DISCUSSION... SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS ARE EXPECTED TODAY ACROSS EASTERN OKLAHOMA AND WESTERN ARKANSAS AS AN UPPER LEVEL LOW APPROACHES THE REGION FROM THE WEST. ANY THUNDERSTORMS THAT DEVELOP TODAY WILL HAVE THE POTENTIAL TO PRODUCE LOCALLY HEAVY RAINFALL...BRIEF STRONG GUSTY WINDS AND SMALL HAIL. THE STRONGEST THUNDERSTORMS WILL BE CAPABLE OF PRODUCING ONE TO TWO INCHES OF RAIN IN A SHORT PERIOD OF TIME WHICH COULD LEAD TO FLOODING OF LOW LYING AREAS. SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT... LOCAL SPOTTER ACTIVATION MAY BE NEEDED. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. WEDNESDAY THROUGH SUNDAY...THUNDERSTORM POTENTIAL. MONDAY...VERY HIGH FIRE WEATHER POTENTIAL. EXTENDED DISCUSSION... WIDELY SCATTERED TO SCATTERED THUNDERSTORMS WILL CONTINUE TO BE POSSIBLE ACROSS EASTERN OKLAHOMA AND WESTERN ARKANSAS WEDNESDAY THROUGH SUNDAY AS AN UPPER LEVEL LOW STALLS OVER THE ARKLATEX REGION. WWW.SRH.NOAA.GOV/TULSA CONTAINS ADDITIONAL INFORMATION.
The Tulsa radar (KINX), 77 km away, was scanning. The volume nearest the first event began at 17:36 UTC.
1 tornado. Local standard time, as filed.
A brief tornado snapped large tree limbs and moved a trailer at Dripping Springs State Park. It was witnessed by several people as it moved northwest.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Oklahoma in 2014Every state in 2014This day in weather historyThe tornado archive for Oklahoma, 2014Warnings in Oklahoma, May 2014
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 522504.