Thunderstorms developed along a cold front that moved into north-central Oklahoma. The most intense storms produced very strong winds, just inside the Oklahoma border near Braman.
Every event with a place to put it. Tap one for its entry below.
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 OUN wrote it up.
Thunderstorms developed along a cold front that moved into north-central Oklahoma. The most intense storms produced very strong winds, just inside the Oklahoma border near Braman. A pick-up truck was blown off of a I-35, causing 1 injury. No other damage was reported.
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 Norman, OK wrote its last area forecast discussion before the first event at Sep 10, 5:15 PM CST, 3 hours 15 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE NORMAN OK 615 PM CDT FRI SEP 10 2010 .AVIATION... COLD FRONT PUSHING SOUTHWARD THROUGH KS THIS EVENING WILL CONTINUE ON SWD THROUGH MOST OK TAF SITES OVERNIGHT. TSTMS DEVELOPING ALONG THE FRONT EXPECTED TO BE LIMITED TO NCNTRL OK AND WILL INCLUDE TEMPO MVFR GROUP FOR KPNC. OTHER TSTMS DEVELOPING OVER N TX GENLY EXPECTED TO REMAIN SOUTH OF THE AREA BUT WILL INCLUDE CB FOR KSPS FOR A FEW HOURS THIS EVENING. DEVELOPMENT OF LOW CLOUDS BEHIND THE COLD FRONT IS UNCERTAIN...BUT WILL CONTINUE TREND OF PREV FORECAST AND INCLUDE POST FRONTAL MVFR CIGS FOR A FEW HOURS AT MOST SITES. && .PREV DISCUSSION... /ISSUED 254 PM CDT FRI SEP 10 2010/ .DISCUSSION... VERY WARM SURFACE TEMPERATURES AND ABUNDANT LOW LEVEL MOISTURE ARE IN PLACE EAST OF A DRYLINE LOCATED IN FAR WESTERN OK...AND SOUTH OF A COLD FRONT LOCATED FROM WEST CENTRAL KS INTO THE FAR WESTERN OK PANHANDLE. AS THE COLD FRONT MOVES SOUTHWARD THIS EVENING AND AS A LARGE UPPER LEVEL TROUGH MOVES TOWARD THE CENTRAL PLAINS...THUNDERSTORMS SHOULD DEVELOP BEGINNING TO OUR NORTHEAST...THEN INTO THE NORTHEASTERN PORTION OF THE OUN CWA BY AROUND 8 PM. SEVERE STORMS WILL BE POSSIBLE THIS EVENING...WITH SEVERE STORMS DWINDLING TONIGHT AS THE COLD FRONT CONTINUES SOUTHWARD. ANY PRECIPITATION LATE TONIGHT IS EXPECTED TO BE PRIMARILY NEAR AND EAST OF INTERSTATE 35. AT LEAST NORTHERN AND CENTRAL PORTIONS OF THE CWA WILL HAVE A BRIEF BREAK FROM THE HEAT AND HUMIDITY ON SATURDAY BEFORE WINDS TURN BACK TO SOUTHERLY AND THE MOISTURE RETURNS QUICKLY ON SUNDAY. SUBSEQUENTLY...OUR POSITION IN NORTHWEST FLOW ON THE EASTERN SIDE OF A WEAK MID LEVEL RIDGE LEADS TO A CHANCE OF RAIN AND THUNDERSTORMS NEARLY EVERY DAY NEXT WEEK...ESPECIALLY IN NORTHERN OK. && .PRELIMINARY POINT TEMPS/POPS... OKLAHOMA CITY OK 73 90 67 90 / 20 10 10 10 HOBART OK 69 90 67 91 / 10 10 10 10 WICHITA FALLS TX 73 95 72 93 / 10 20 20 10 GAGE OK 62 88 60 89 / 10 10 10 0 PONCA CITY OK 69 89 61 88 / 60 10 10 0 DURANT OK 74 92 72 92 / 10 30 20 10 && .OUN WATCHES/WARNINGS/ADVISORIES... OK...NONE. TX...NONE. && 25/03 TAYLOR
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NORMAN OK
1155 AM CDT FRI SEP 10 2010
OKZ004>048-050>052-TXZ083>090-111000-
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-
1155 AM CDT FRI SEP 10 2010
THIS HAZARDOUS WEATHER OUTLOOK COVERS NORTHERN...WESTERN...
CENTRAL...AND SOUTHERN OKLAHOMA...AND WESTERN NORTH TEXAS.
.DAY ONE...THIS AFTERNOON AND TONIGHT...
THUNDERSTORM OUTLOOK...
THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THROUGH TONIGHT
ACROSS PORTIONS OF OKLAHOMA.
LOCATION...
THE SLIGHT RISK AREA COVERS NORTH-CENTRAL OKLAHOMA... GENERALLY
NORTH AND EAST OF A LINE FROM ALVA... TO FAIRVIEW... TO
KINGFISHER... TO CHANDLER.
TIMING...
THE MOST LIKELY TIME FOR SEVERE THUNDERSTORMS WILL BE FROM 4 PM TO
MIDNIGHT.
IMPACTS...
HAIL TO THE SIZE OF HALF DOLLARS AND WIND GUSTS TO 65 MPH WILL BE
THE MAIN CONCERN.
RECOMMENDED ACTIONS...
STORM SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL ACROSS THE
RISK AREA SHOULD PLAN FOR SEVERE WEATHER OPERATIONS LATE THIS
AFTERNOON INTO THIS EVENING.
DISCUSSION...
A WEAK DRYLINE WILL MOVE EAST INTO PARTS OF WESTERN OKLAHOMA THIS
AFTERNOON. CONVERGENCE ALONG THIS BOUNDARY WILL INITIALLY BE WEAK.
HOWEVER... AS SURFACE WINDS BEGIN TO BACK LATE THIS AFTERNOON
CONVERGENCE MAY INCREASE. THIS CONVERGENCE ALONG WITH SURFACE
HEATING MAY BE SUFFICIENT FOR A FEW ISOLATED STORMS TO DEVELOP IN
PARTS OF WESTERN OKLAHOMA AND WESTERN NORTH TEXAS.
A COLD FRONT WILL ALSO MOVE INTO NORTHWEST OKLAHOMA LATE THIS
AFTERNOON AND EARLY THIS EVENING CONTINUING TO SLOWLY MOVE SOUTH
TONIGHT INTO SATURDAY. STORMS ARE INITIALLY EXPECTED TO DEVELOP
ALONG THE FRONT IN KANSAS AND BUILD SOUTHWEST ALONG THE BOUNDARY
INTO PARTS OF NORTHERN OKLAHOMA THIS EVENING. WITH HEATING OF THE
MOIST AIRMASS... STRONG INSTABILITY IS EXPECTED TO DEVELOP THIS
AFTERNOON AHEAD OF THE COLD FRONT AND TO THE EAST OF THE DRYLINE.
THE INSTABILITY AND WEAK WIND SHEAR COULD BE SUFFICIENT FOR SOME
STORMS TO BECOME SEVERE MAINLY IN PARTS OF NORTH CENTRAL OKLAHOMA...
PRODUCING LARGE HAIL AND STRONG WINDS. OTHERWISE... CLOUD TO GROUND
LIGHTNING AND BRIEF HEAVY RAIN WILL BE LIKELY WITH ANY STORM.
THUNDERSTORMS WILL REMAIN POSSIBLE INTO SATURDAY MORNING AS THE COLD
FRONT CONTINUES TO MOVE ACROSS PARTS OF THE AREA. HOWEVER... THE
INSTABILITY WILL WEAKEN BY LATE THIS EVENING SO THE SEVERE POTENTIAL
IS EXPECTED TO DECREASE... IF NOT END... BY AROUND MIDNIGHT.
PROBABILITY TABLE...
VALID THROUGH 700 AM CDT SATURDAY SEP 11.
PROBABILITY OF THUNDERSTORMS OCCURRING IN THE
NWS NORMAN COUNTY WARNING AREA...70 PERCENT.
PROBABILITY OF SEVERE STORMS IF STORMS OCCUR...50 PERCENT.
OTHER HAZARDOUS WEATHER...
NONE.
.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY...
THUNDERSTORM OUTLOOK...
THUNDERSTORMS WILL REMAIN POSSIBLE IN PARTS OF SOUTHERN OKLAHOMA AND
WESTERN NORTH TEXAS SATURDAY AS THE FRONT CONTINUES TO MOVE ACROSS
THE AREA.
THUNDERSTORM CHANCES WILL RETURN MONDAY AND CONTINUE THROUGH
THURSDAY... MOSTLY OVER NORTHERN AND CENTRAL OKLAHOMA.
OTHER HAZARDOUS WEATHER...
NONE.
THE NEXT SCHEDULED HAZARDOUS WEATHER OUTLOOK WILL BE ISSUED AT 5 AM
SATURDAY.
MAXWELLSPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORMAN OK
816 PM CDT FRI SEP 10 2010
OKZ007-110130-
GRANT OK-
816 PM CDT FRI SEP 10 2010
...SIGNIFICANT WEATHER ADVISORY...
THIS SIGNIFICANT WEATHER ADVISORY IS FOR GRANT COUNTY.
AT 816 PM CDT...A STRONG THUNDERSTORM WAS LOCATED 3 MILES NORTHWEST
OF WAKITA...MOVING NORTHEAST AT 25 MPH.
HAZARDS INCLUDE...
HAIL UP TO ONE-HALF INCH...
WIND GUSTS TO 40 MPH...
MONITOR THE WEATHER SITUATION CLOSELY AND BE ALERT FOR THREATENING
WEATHER CONDITIONS.
LAT...LON 3693 9758 3677 9807 3696 9811 3700 9806
3700 9759SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORMAN OK 925 PM CDT FRI SEP 10 2010 OKZ008-110300- KAY OK- 925 PM CDT FRI SEP 10 2010 ...SIGNIFICANT WEATHER ADVISORY... THIS SIGNIFICANT WEATHER ADVISORY IS FOR NORTHERN KAY COUNTY. AT 925 PM CDT...A STRONG THUNDERSTORM WAS LOCATED OVER BLACKWELL LAKE...MOVING EAST AT 25 MPH. HAZARDS INCLUDE... HAIL UP TO ONE-HALF INCH... WIND GUSTS TO 50 MPH... MONITOR THE WEATHER SITUATION CLOSELY AND BE ALERT FOR THREATENING WEATHER CONDITIONS. LAT...LON 3685 9705 3684 9746 3700 9746 3700 9704
The Vance AFB radar (KVNX), 73 km away, was scanning. The volume nearest the first event began at 02:28 UTC.
1 thunderstorm wind. Local standard time, as filed.
A pickup truck overturned on I-35 just south of Braman due to the strong winds. A child received minor injuries as a result of the accident. Monetary damages were estimated.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Oklahoma in 2010Every state in 2010This day in weather historyWarnings in Oklahoma, September 2010
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: 257140.