4 hail, 2 lightning, 1 thunderstorm wind, as filed by the National Weather Service.
Every event with a place to put it; 2 filed by county or forecast zone are drawn at its center, in a lighter ring. 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 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 3, 2:35 PM CST, 1 hour 25 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE NORMAN OK 335 PM CDT MON SEP 3 2001 CONVECTIVE VORT CENTER AND SOLAR HEATING CONTINUE TO INDUCE THUNDERSTORM DEVELOPMENT ACROSS PARTS OF CWA. MOST ACTIVITY IS CONCENTRATED IN SOUTHERN TIER OF N TEXAS ZONES...AND IN AN E-W BAND FROM OKARCHE TO SOUTHERN ELLIS COUNTY...AND ACROSS MUCH OF THE C-SC CWA. TSRA IN N TEXAS ARE EXPECTED TO MOVE EAST NEXT 1-2 HOURS WITH A DECREASE IN COVERAGE AFTER THAT. ACTIVITY IN C-S OKLAHOMA WILL CONTINUE THROUGH THIS EVENING AND DISSIPATE BY AROUND 03Z IF NOT BEFORE. MODELS PROG CURRENT MCV S-SW OVERNIGHT WITH MID LEVEL RIDGE BUILDING INTO NORTHERN OKLAHOMA TUESDAY. THIS WILL SHIFT FOCUS FOR CONVECTION SOUTHWARD TO THE RED RIVER AREA FOR TUESDAY. LATEST AVN /AND TO SOME EXTENT ETA/ TRIES TO BRING A VORT LOBE BACK NORTH AROUND THE NORTHERN PERIPHERY OF LINGERING WEAK MID LEVEL LOW BY WEDNESDAY AFTERNOON AND PRODUCE SOME PRECIP OVER SOUTH HALF. WILL KEEP LOW POPS ACROSS SOUTH AND CENTRAL TO ACCOUNT FOR THIS. WILL KEEP LOW POPS GOING ACROSS SE 1/2-2/3 OF CWA FOR THU AS MODELS BRING REMNANTS OF WEAK UPPER SYSTEM NORTH AND EAST AS IT SHEARS OUT. FRIDAY IS EXPECTED TO BE A DAY BETWEEN WEATHER SYSTEMS WITH NEXT SHORT WAVE/SFC FRONT FORECAST TO MOVE SOUTHEAST FRIDAY NIGHT INTO SATURDAY. MODELS FCST LOW LEVEL TEMPS TO BE UP 3-4 DEGREES AHEAD OF THE FRONT FRIDAY AFTERNOON AND WILL RAISE TEMPS TO LOW TO MID 90S AS A RESULT. LAST MIGHTS MRF AND YESTERDAY MORNINGS ECMWF WERE IN FAIR AGREEMENT WITH THE TIMING AND HINTS OF A DECENT ROUND OF TSRA WITH FRONT...NAMELY COMING THRU FRI NIGHT INTO EARLY SATURDAY. HOWEVER... THIS MORNINGS AVN IS A BIT LESS AGGRESSIVE WITH FRONTAL MOVEMENT. FOR NOW WILL KEEP THE ORIGINAL FRIDAY NIGHT-SATURDAY TIMING AND SEE WHAT THE NEXT FEW RUNS INDICATE. LATTER PART OF EXTENDED /SUN-MON/ LOOKS COOLER AND DRIER WITH UPPER RIDGE BUILDING A SFC HIGH INTO THE AREA. FCSTID = 33/DLF OKC 69 92 69 87 / 50 10 10 20 HBR 68 92 67 87 / 30 10 10 20 SPS 69 89 68 88 / 30 20 20 30 GAG 64 92 65 88 / 20 0 0 0 PNC 67 92 66 88 / 20 0 0 0 DUA 69 90 70 88 / 80 20 20 30 .OUN... OK...NONE. TX...NONE.
The national radar mosaic for the moment the first event began.
4 hail, 2 lightning, 1 thunderstorm wind. Local standard time, as filed.
Lightning struck a storage facility complex at Sexton Office Supplies, causing a fire that consumed four buildings.
Hail was reported on Highway 183.
Lightning struck a man in a boat on Arcadia Lake, while he was attempting to get off the lake. He suffered only minor injuries.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Oklahoma in 2001Every state in 2001This day in weather historyWarnings in Oklahoma, September 2001
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: 5262956, 5262959, 5262958, 5262960, 5262957, 5262961, 5262962.