2 high 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 Amarillo, TX wrote its last area forecast discussion before the first event at May 20, 8:15 PM CST, 2 hours 15 minutes earlier.
TEXAS/OKLAHOMA PANHANDLES FORECAST DISCUSSION NATIONAL WEATHER SERVICE AMARILLO TX 915 PM CDT SUN MAY 20 2001 ISSUED UPDT TO ZONES...ISSUING WND ADZY FOR ALL ZONES BUT SERN SXNS OF TX PNHDL. 00Z SFC ANALYSIS INDCD VERY TIGHT PRES GRADIENT BHND CDFNT...WITH 9 MB PER 3 HR PRES RISES OVR NERN CO. TIGHT GRADIENT WL DVLP/MOV SWD INTO FCST AREA DURG REST OF TNGT. ALSO CALLED FOR AREAL QUALIFIERS FOR TSTMS TNGT INSTEAD OF UNCERTAINTY TERMS. PLENTY OF CNVGNC ACMPYG CDFNT AND NOSE OF INCOMING H8 JETSTREAK. NO CHANGES TO LATER PDS. 03 .AMA... TX...WND ADZY TONIGHT TX ZNS 01>10..11>13..16>18. OK...WND ADZY TONIGHT OK ZNS 01>03. COCKRELL/SLATTERY
The national radar mosaic for the moment the first event began.
2 high wind. Local standard time, as filed.
Forty-two mile per hour sustained wind measured at Boise City and Goodwell.
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, May 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: 5247652, 5247653.