1 lightning, as filed by the National Weather Service.
Every event with a place to put it; 1 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 Aug 11, 2:00 AM CST, 1 hour 30 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE NORMAN OK 300 AM CDT SUN AUG 11 2002 NO SIG CHANGES TO FORECAST PACKAGE EXPECTED. LOW CLOUDS AND FOG ACROSS CENTRAL AND SOUTHEAST OKLAHOMA WILL INTRODUCE TEMPORAL WORDING IN FIRST PERIOD OF ZONES...BUT ONLY TWEAKS HERE AND THERE FOR THE REST OF THE FORECAST PERIODS. RAIN CHANCES STILL LOOKING WELL ABOVE CLIMATOLOGY MONDAY AFTERNOON THROUGH TUESDAY NIGHT...WITH MODELS PERSISTENT ON BRINGING SIGNIFICANT COOL FRONT THROUGH AREA...AIDED BY MODERATE DYNAMIC FORCING BEHIND FRONT. LIKELY POP TRANSITION ACROSS THE AREA THROUGH MENTIONED PERIODS WILL REMAIN IN TACT THIS CYCLE. WILL WARM AFTERNOON HIGHS A BIT AHEAD OF FRONT ON MONDAY AS LOW LEVEL THERMAL RIDGE BUILDS ACROSS WESTERN AND NORTHERN AREAS. AMOUNT OF COOL DOWN BEHIND FRONT ON TUESDAY/WEDNESDAY WILL BE HEAVILY DEPENDENT ON AMOUNT OF CLOUD COVER. CANT ARGUE MUCH WITH GOING FORECAST...WITH 80S WIDESPREAD TUESDAY AND PERHAPS INTO WEDNESDAY. CONSIDERED REMOVING POPS THURSDAY NIGHT AND FRIDAY...BUT WILL LET DAY SHIFT TAKE DEEPER LOOK AT EXTENDED GUIDANCE BEFORE DOING SO. WARMING TREND INTO NEXT WEEKEND STILL LOOKS ON TRACK. FCSTID = 11 PRELIMINARY CCF NUMBERS... OKC 95 71 96 70 / 10 0 10 40 HBR 96 71 98 71 / 10 0 10 40 SPS 96 72 98 73 / 10 0 0 20 GAG 92 69 96 62 / 10 20 40 60 PNC 92 72 95 68 / 10 10 30 60 DUA 92 72 94 73 / 10 0 0 20 .OKC... OK...NONE. TX...NONE.
The Vance AFB radar (KVNX), 90 km away, was scanning. The volume nearest the first event began at 09:30 UTC.
1 lightning. Local standard time, as filed.
Lightning struck an oil tank battery.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Oklahoma in 2002Every state in 2002This day in weather historyWarnings in Oklahoma, August 2002
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: 5311121.