Oklahoma, 1997Hail in Oklahoma, April 20, 1997
April 20, 1997 · NWS TSA · 21 events in 8 counties and zones
21 hail, as filed by the National Weather Service.
Every event with a place to put it. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
Open the live radar over this ground
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 21
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.
Hail, Craig
- When
- April 20, 4:38 PM CST
- Where
- Craig County, 2 mi SW of Welch
- Measured
- 0.88 in hail
- Coordinates
- 36.850, -95.130
Hail, Ottawa
- When
- April 20, 4:50 PM CST
- Where
- Ottawa County, Narcissa
- Measured
- 0.88 in hail
- Coordinates
- 36.800, -94.930
Hail, Ottawa
- When
- April 20, 4:53 PM CST
- Where
- Ottawa County, 3 mi S of Miami
- Measured
- 1 in hail
- Coordinates
- 36.830, -94.880
Hail, Ottawa
- When
- April 20, 5:10 PM CST
- Where
- Ottawa County, Wyandotte
- Measured
- 1 in hail
- Coordinates
- 36.800, -94.730
Hail, Okmulgee
- When
- April 20, 5:40 PM CST
- Where
- Okmulgee County, Morris
- Measured
- 0.75 in hail
- Coordinates
- 35.600, -95.850
Hail, Wagoner
- When
- April 20, 5:55 PM CST
- Where
- Wagoner County, 4 mi N of Wagoner
- Measured
- 0.75 in hail
- Coordinates
- 35.900, -95.380
Hail, Muskogee
- When
- April 20, 6:00 PM CST
- Where
- Muskogee County, 1 mi S of Wainwright
- Measured
- 0.75 in hail
- Coordinates
- 35.600, -95.570
Hail, Wagoner
- When
- April 20, 6:05 PM CST
- Where
- Wagoner County, 2 mi E of Tullahassee
- Measured
- 1 in hail
- Coordinates
- 35.830, -95.400
Hail, McIntosh
- When
- April 20, 6:50 PM CST
- Where
- McIntosh County, 1 mi SW of Checotah
- Measured
- 0.88 in hail
- Coordinates
- 35.420, -95.530
Hail, Muskogee
- When
- April 20, 7:00 PM CST
- Where
- Muskogee County, Ft Gibson
- Measured
- 0.75 in hail
- Coordinates
- 35.800, -95.250
Hail, McIntosh
- When
- April 20, 7:05 PM CST
- Where
- McIntosh County, 2 mi SE of Checotah
- Measured
- 1 in hail
- Coordinates
- 35.420, -95.480
Hail, Muskogee
- When
- April 20, 7:15 PM CST
- Where
- Muskogee County, Ft Gibson
- Measured
- 0.75 in hail
- Coordinates
- 35.800, -95.250
Hail, Cherokee
- When
- April 20, 7:40 PM CST
- Where
- Cherokee County, Cookson
- Measured
- 0.88 in hail
- Coordinates
- 35.700, -94.970
Hail, Cherokee
- When
- April 20, 7:45 PM CST
- Where
- Cherokee County, Cookson
- Measured
- 0.75 in hail
- Coordinates
- 35.700, -94.970
Hail, Sequoyah
- When
- April 20, 7:45 PM CST
- Where
- Sequoyah County, 8 mi N of Vian
- Measured
- 0.88 in hail
- Coordinates
- 35.620, -94.970
Hail, Sequoyah
- When
- April 20, 7:50 PM CST
- Where
- Sequoyah County, Box
- Measured
- 0.75 in hail
- Coordinates
- 35.580, -94.980
Hail, Sequoyah
- When
- April 20, 8:20 PM CST
- Where
- Sequoyah County, Gore
- Measured
- 0.75 in hail
- Coordinates
- 35.530, -95.120
Hail, Sequoyah
- When
- April 20, 8:30 PM CST
- Where
- Sequoyah County, 2 mi N of Vian
- Measured
- 0.75 in hail
- Coordinates
- 35.530, -94.970
Hail, Sequoyah
- When
- April 20, 9:00 PM CST
- Where
- Sequoyah County, 1 mi N of Sallisaw
- Measured
- 0.75 in hail
- Coordinates
- 35.480, -94.800
Hail, Sequoyah
- When
- April 20, 9:03 PM CST
- Where
- Sequoyah County, 4 mi N of Sallisaw
- Measured
- 1 in hail
- Coordinates
- 35.520, -94.800
Hail, Sequoyah
- When
- April 20, 9:18 PM CST
- Where
- Sequoyah County, 3 mi NE of Short
- Measured
- 0.88 in hail
- Coordinates
- 35.600, -94.450
Severe thunderstorms developed and moved across northeast Oklahoma during the late afternoon and evening of April 20th. Quarter size hail fell 3 miles south of Miami, at Wyandotte, 2 miles east of Tullahassee, and 4 miles north of Sallisaw. Nickel to quarter size hail fell 2 miles southeast of Checotah, and dime to nickel size hail fell at numerous other locations in northeast Oklahoma.
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
After NWS Directive 10-1605, the rules offices file Storm Data by.
- Damaging Wind in Texas, April 20, 1997$250,000 · 1 event
- High Wind in Oregon, April 20, 1997$50,000 · 1 event
- Flash Flooding and Hail in Texas, April 20, 1997$27,000 · 1.5 in hail · 12 events
- Hail and Damaging Winds in Oklahoma, April 20, 1997$5,000 · 2.5 in hail · 22 events
- Damaging Wind in Missouri, April 20, 1997$25,000 · 1 event
- Damaging Wind in Missouri, April 20, 1997$25,000 · 62 kt wind · 1 event
- Damaging Wind in Missouri, April 20, 1997$20,000 · 1 event
- Hail in Missouri, April 20, 1997$15,000 · 2.75 in hail · 1 event
- Damaging Wind in Kentucky, April 20, 1997$15,000 · 1 event
- Tornado and Hail in Arkansas, April 20, 1997$200 · F0 · 9 events
- Hail and Damaging Winds in Texas, April 20, 1997$8,000 · 1.75 in hail · 7 events
- Hail in Texas, April 20, 19972.5 in hail · 6 events
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: 5613668, 5613669, 5613670, 5613671, 5613672, 5613673, 5613674, 5613675, 5613676, 5613677, 5613678, 5613679, 5613777, 5613778, 5613779, 5613780, 5613781, 5613782, 5613783, 5613784, 5613785.