Tornadoes and Hail in Oklahoma, March 21, 1991

Name: Tornadoes and Hail in Oklahoma, March 21, 1991
Start: 1991-03-21T11:10
End: 1991-03-21T23:50
Location: Oklahoma

March 21, 1991 · NWS OKC · 105 events in 38 counties and zones

87 hail, 12 tornado, 6 thunderstorm wind, as filed by the National Weather Service.

Where it happened

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

The toll

Deaths: 0
Injuries: 11
Property damage: $3.3 million
Crop damage: None recorded
Events: 105

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.

Event by event

87 hail, 12 tornado, 6 thunderstorm wind. Local standard time, as filed.

Hail, Delaware

When: March 21, 11:10 AM CST
Where: Delaware County
Measured: 0.75 in hail
Coordinates: 36.320, -94.680

Hail, Adair

When: March 21, 11:18 AM CST
Where: Adair County
Measured: 0.88 in hail
Coordinates: 36.050, -94.570

Hail, Cherokee

When: March 21, 11:45 AM CST
Where: Cherokee County
Measured: 0.75 in hail
Coordinates: 35.980, -94.880

Hail, Jefferson

When: March 21, 12:05 PM CST
Where: Jefferson County
Measured: 0.75 in hail
Coordinates: 34.050, -97.900

Hail, Johnston

When: March 21, 12:30 PM CST
Where: Johnston County
Measured: 0.88 in hail
Coordinates: 34.400, -96.820

Hail, Cherokee

When: March 21, 12:30 PM CST
Where: Cherokee County
Measured: 0.75 in hail
Coordinates: 35.980, -94.980

Hail, Carter

When: March 21, 12:30 PM CST
Where: Carter County
Measured: 0.88 in hail
Coordinates: 34.250, -96.980

Hail, Carter

When: March 21, 12:45 PM CST
Where: Carter County
Measured: 1 in hail
Coordinates: 34.270, -97.530

Hail, Cleveland

When: March 21, 12:55 PM CST
Where: Cleveland County
Measured: 0.88 in hail
Coordinates: 35.130, -97.400

Hail, Pontotoc

When: March 21, 1:00 PM CST
Where: Pontotoc County
Measured: 0.88 in hail
Coordinates: 34.530, -96.670

Hail, Pottawatomie

When: March 21, 1:00 PM CST
Where: Pottawatomie County
Measured: 0.75 in hail
Coordinates: 35.280, -97.130

Hail, Grady

When: March 21, 1:02 PM CST
Where: Grady County
Measured: 0.75 in hail
Coordinates: 34.920, -97.870

Hail, Tillman

When: March 21, 1:30 PM CST
Where: Tillman County
Measured: 0.75 in hail
Coordinates: 34.230, -99.080

Hail, Comanche

When: March 21, 1:40 PM CST
Where: Comanche County
Measured: 0.75 in hail
Coordinates: 34.750, -98.170

Hail, Hughes

When: March 21, 1:45 PM CST
Where: Hughes County
Measured: 0.75 in hail
Coordinates: 34.820, -96.100

Hail, Carter

When: March 21, 1:45 PM CST
Where: Carter County
Measured: 0.75 in hail
Coordinates: 34.450, -97.500

Hail, McClain

When: March 21, 1:45 PM CST
Where: McClain County
Measured: 0.75 in hail
Coordinates: 35.050, -97.480

Hail, Tillman

When: March 21, 1:50 PM CST
Where: Tillman County
Measured: 1 in hail
Coordinates: 34.370, -98.730

Hail, Seminole

When: March 21, 2:05 PM CST
Where: Seminole County
Measured: 1 in hail
Coordinates: 35.020, -96.750

Hail, Comanche

When: March 21, 2:10 PM CST
Where: Comanche County
Measured: 1.75 in hail
Coordinates: 34.420, -98.530

Hail, Grady

When: March 21, 2:10 PM CST
Where: Grady County
Measured: 1.25 in hail
Coordinates: 34.820, -97.950

Hail, Creek

When: March 21, 2:10 PM CST
Where: Creek County
Measured: 1 in hail
Coordinates: 35.830, -96.380

Hail, Pittsburg

When: March 21, 2:10 PM CST
Where: Pittsburg County
Measured: 1 in hail
Coordinates: 34.930, -95.980

Hail, Comanche

When: March 21, 2:15 PM CST
Where: Comanche County
Measured: 0.75 in hail
Coordinates: 34.620, -98.400

Hail, Okfuskee

When: March 21, 2:20 PM CST
Where: Okfuskee County
Measured: 0.75 in hail
Coordinates: 35.300, -96.130

Hail, Pontotoc

When: March 21, 2:25 PM CST
Where: Pontotoc County
Measured: 1 in hail
Coordinates: 34.770, -96.600

Hail, Creek

When: March 21, 2:28 PM CST
Where: Creek County
Measured: 1.5 in hail
Coordinates: 35.950, -96.070

Hail, Okmulgee

When: March 21, 2:30 PM CST
Where: Okmulgee County
Measured: 0.75 in hail
Coordinates: 35.450, -95.950

Thunderstorm Wind, Stephens

When: March 21, 2:30 PM CST
Where: Stephens County
Measured: 60 kt (69 mph)
Coordinates: 34.520, -97.950

Hail, Cotton

When: March 21, 2:40 PM CST
Where: Cotton County
Measured: 1.75 in hail
Coordinates: 34.180, -98.470

Hail, Pittsburg

When: March 21, 2:40 PM CST
Where: Pittsburg County
Measured: 2.75 in hail
Coordinates: 35.170, -95.780

Hail, Cleveland

When: March 21, 2:45 PM CST
Where: Cleveland County
Measured: 1 in hail
Coordinates: 35.320, -97.280

Hail, Tulsa

When: March 21, 2:50 PM CST
Where: Tulsa County
Measured: 0.75 in hail
Coordinates: 35.950, -95.950

Hail, McIntosh

When: March 21, 2:55 PM CST
Where: McIntosh County
Measured: 0.88 in hail
Coordinates: 35.280, -95.580

Hail, Tulsa

When: March 21, 2:55 PM CST
Where: Tulsa County
Measured: 0.75 in hail
Coordinates: 36.150, -95.950

Hail, Jefferson

When: March 21, 3:00 PM CST
Where: Jefferson County
Measured: 1.25 in hail
Coordinates: 33.980, -97.750

Hail, Oklahoma

When: March 21, 3:00 PM CST
Where: Oklahoma County
Measured: 0.88 in hail
Coordinates: 35.480, -97.530

Hail, Jefferson

When: March 21, 3:00 PM CST
Where: Jefferson County
Measured: 1 in hail
Coordinates: 34.180, -97.580

Hail, Seminole

When: March 21, 3:00 PM CST
Where: Seminole County
Measured: 0.88 in hail
Coordinates: 34.970, -96.750

Hail, Grady

When: March 21, 3:05 PM CST
Where: Grady County
Measured: 0.88 in hail
Coordinates: 34.720, -97.720

Hail, Stephens

When: March 21, 3:10 PM CST
Where: Stephens County
Measured: 1 in hail
Coordinates: 34.520, -97.950

Hail, Hughes

When: March 21, 3:15 PM CST
Where: Hughes County
Measured: 0.75 in hail
Coordinates: 34.950, -96.370

Hail, Muskogee

When: March 21, 3:20 PM CST
Where: Muskogee County
Measured: 1.75 in hail
Coordinates: 35.500, -95.270

Hail, Carter

When: March 21, 3:25 PM CST
Where: Carter County
Measured: 1.75 in hail
Coordinates: 34.170, -97.420

Hail, Rogers

When: March 21, 3:30 PM CST
Where: Rogers County
Measured: 0.75 in hail
Coordinates: 36.180, -95.500

Hail, McClain

When: March 21, 3:35 PM CST
Where: McClain County
Measured: 0.75 in hail
Coordinates: 35.170, -97.500

Hail, Cleveland

When: March 21, 3:40 PM CST
Where: Cleveland County
Measured: 0.75 in hail
Coordinates: 35.130, -97.400

Hail, Sequoyah

When: March 21, 3:45 PM CST
Where: Sequoyah County
Measured: 0.88 in hail
Coordinates: 35.530, -95.120

Hail, Garvin

When: March 21, 3:48 PM CST
Where: Garvin County
Measured: 1.75 in hail
Coordinates: 34.700, -97.270

Hail, Adair

When: March 21, 3:48 PM CST
Where: Adair County
Measured: 1 in hail
Coordinates: 35.680, -94.770

Hail, Jefferson

When: March 21, 3:50 PM CST
Where: Jefferson County
Measured: 1 in hail
Coordinates: 34.180, -97.580

Hail, Creek

When: March 21, 3:55 PM CST
Where: Creek County
Measured: 0.75 in hail
Coordinates: 35.750, -96.380

Hail, Love

When: March 21, 3:55 PM CST
Where: Love County
Measured: 1.75 in hail
Coordinates: 34.020, -97.420

Hail, Lincoln

When: March 21, 4:00 PM CST
Where: Lincoln County
Measured: 1.75 in hail
Coordinates: 35.600, -96.780

Thunderstorm Wind, Carter

When: March 21, 4:11 PM CST
Where: Carter County
Measured: 70 kt (81 mph)
Coordinates: 34.180, -97.130

Hail, Adair

When: March 21, 4:15 PM CST
Where: Adair County
Measured: 0.75 in hail
Coordinates: 35.730, -94.620

Tornado, Pontotoc

When: March 21, 4:25 PM CST
Where: Pontotoc County
Rating: F3
Path length: 11 mi
Path width: 350 yd
Injuries: 2 direct, 0 indirect
Property damage: $2.5 million
Coordinates: 34.770, -96.780

Tornado, Pontotoc

When: March 21, 4:30 PM CST
Where: Pontotoc County
Rating: F1
Path length: 5 mi
Path width: 173 yd
Property damage: $250,000
Coordinates: 34.750, -96.700

Tornado, Johnston

When: March 21, 4:30 PM CST
Where: Johnston County
Rating: F1
Path length: 1 mi
Path width: 100 yd
Property damage: $25,000
Coordinates: 34.220, -96.930

Hail, Johnston

When: March 21, 4:30 PM CST
Where: Johnston County
Measured: 1.75 in hail
Coordinates: 34.180, -96.670

Hail, McIntosh

When: March 21, 4:30 PM CST
Where: McIntosh County
Measured: 1 in hail
Coordinates: 35.370, -95.580

Hail, Muskogee

When: March 21, 4:35 PM CST
Where: Muskogee County
Measured: 1 in hail
Coordinates: 35.800, -95.180

Hail, Johnston

When: March 21, 4:45 PM CST
Where: Johnston County
Measured: 2.75 in hail
Coordinates: 34.230, -96.730

Hail, Cherokee

When: March 21, 4:50 PM CST
Where: Cherokee County
Measured: 1.25 in hail
Coordinates: 35.920, -94.970

Hail, Love

When: March 21, 4:55 PM CST
Where: Love County
Measured: 1.75 in hail
Coordinates: 34.020, -97.420

Tornado, Atoka

When: March 21, 5:10 PM CST
Where: Atoka County
Rating: F2
Path length: 19 mi
Path width: 400 yd
Injuries: 6 direct, 0 indirect
Property damage: $250,000
Coordinates: 34.300, -96.280

Hail, Adair

When: March 21, 5:15 PM CST
Where: Adair County
Measured: 0.75 in hail
Coordinates: 36.150, -94.570

Tornado, Carter

When: March 21, 5:30 PM CST
Where: Carter County
Rating: F1
Path length: 2 mi
Path width: 100 yd
Property damage: $25,000
Coordinates: 34.100, -97.130

Hail, Atoka

When: March 21, 5:30 PM CST
Where: Atoka County
Measured: 2.5 in hail
Coordinates: 34.400, -96.130

Hail, Carter

When: March 21, 5:30 PM CST
Where: Carter County
Measured: 1.75 in hail
Coordinates: 34.250, -96.980

Hail, Atoka

When: March 21, 5:30 PM CST
Where: Atoka County
Measured: 1.25 in hail
Coordinates: 34.300, -95.980

Hail, Marshall

When: March 21, 5:47 PM CST
Where: Marshall County
Measured: 1.75 in hail
Coordinates: 34.020, -96.830

Tornado, Pittsburg

When: March 21, 6:00 PM CST
Where: Pittsburg County
Rating: F1
Path length: 1.5 mi
Path width: 30 yd
Property damage: $25,000
Coordinates: 35.170, -95.780

Tornado, Bryan

When: March 21, 6:02 PM CST
Where: Bryan County
Rating: F2
Path length: 5 mi
Path width: 150 yd
Property damage: $250,000
Coordinates: 34.020, -96.400

Tornado, Johnston

When: March 21, 6:14 PM CST
Where: Johnston County
Rating: F0
Path length: 0.1 mi
Path width: 20 yd
Coordinates: 34.230, -96.930

Hail, Pushmataha

When: March 21, 6:15 PM CST
Where: Pushmataha County
Measured: 0.75 in hail
Coordinates: 34.580, -95.350

Hail, Love

When: March 21, 6:19 PM CST
Where: Love County
Measured: 1.75 in hail
Coordinates: 34.030, -97.120

Hail, Carter

When: March 21, 6:30 PM CST
Where: Carter County
Measured: 1.75 in hail
Coordinates: 34.250, -96.980

Hail, Jefferson

When: March 21, 6:30 PM CST
Where: Jefferson County
Measured: 1 in hail
Coordinates: 34.020, -97.950

Tornado, Atoka

When: March 21, 6:55 PM CST
Where: Atoka County
Rating: F0
Path length: 0.5 mi
Path width: 50 yd
Property damage: $3,000
Coordinates: 34.220, -96.080

Hail, Muskogee

When: March 21, 7:05 PM CST
Where: Muskogee County
Measured: 0.75 in hail
Coordinates: 35.370, -95.270

Hail, Marshall

When: March 21, 7:05 PM CST
Where: Marshall County
Measured: 1.75 in hail
Coordinates: 33.930, -96.800

Hail, Bryan

When: March 21, 7:15 PM CST
Where: Bryan County
Measured: 1.75 in hail
Coordinates: 34.070, -96.470

Hail, Haskell

When: March 21, 7:15 PM CST
Where: Haskell County
Measured: 0.88 in hail
Coordinates: 35.270, -95.130

Tornado, Le Flore

When: March 21, 7:25 PM CST
Where: Le Flore County
Rating: F1
Path length: 2 mi
Path width: 50 yd
Injuries: 1 direct, 0 indirect
Coordinates: 34.670, -94.800

Hail, Love

When: March 21, 7:30 PM CST
Where: Love County
Measured: 0.75 in hail
Coordinates: 33.930, -97.250

Hail, Le Flore

When: March 21, 7:30 PM CST
Where: Le Flore County
Measured: 0.88 in hail
Coordinates: 34.800, -94.880

Thunderstorm Wind, Pushmataha

When: March 21, 7:30 PM CST
Where: Pushmataha County
Coordinates: 34.430, -95.270

Hail, Marshall

When: March 21, 7:42 PM CST
Where: Marshall County
Measured: 1.75 in hail
Coordinates: 34.080, -96.600

Thunderstorm Wind, Le Flore

When: March 21, 7:48 PM CST
Where: Le Flore County
Coordinates: 34.580, -94.600

Tornado, Bryan

When: March 21, 7:52 PM CST
Where: Bryan County
Rating: F0
Path length: 3 mi
Path width: 100 yd
Coordinates: 34.080, -96.070

Tornado, Atoka

When: March 21, 8:06 PM CST
Where: Atoka County
Rating: F0
Path length: 0.3 mi
Path width: 50 yd
Coordinates: 34.330, -96.080

Hail, Choctaw

When: March 21, 8:15 PM CST
Where: Choctaw County
Measured: 1.25 in hail
Coordinates: 34.130, -95.920

Hail, Pushmataha

When: March 21, 8:15 PM CST
Where: Pushmataha County
Measured: 1 in hail
Coordinates: 34.480, -95.220

Thunderstorm Wind, McCurtain

When: March 21, 8:20 PM CST
Where: McCurtain County
Coordinates: 34.400, -94.970

Hail, Jefferson

When: March 21, 8:45 PM CST
Where: Jefferson County
Measured: 1 in hail
Coordinates: 34.180, -97.580

Thunderstorm Wind, McCurtain

When: March 21, 8:50 PM CST
Where: McCurtain County
Injuries: 2 direct, 0 indirect
Coordinates: 34.470, -94.700

Hail, McCurtain

When: March 21, 9:03 PM CST
Where: McCurtain County
Measured: 1.75 in hail
Coordinates: 34.120, -95.150

Hail, Le Flore

When: March 21, 9:15 PM CST
Where: Le Flore County
Measured: 1 in hail
Coordinates: 34.870, -94.600

Hail, McCurtain

When: March 21, 9:25 PM CST
Where: McCurtain County
Measured: 1 in hail
Coordinates: 34.330, -94.780

Hail, Carter

When: March 21, 9:50 PM CST
Where: Carter County
Measured: 1.75 in hail
Coordinates: 34.170, -97.300

Hail, Carter

When: March 21, 10:25 PM CST
Where: Carter County
Measured: 1.75 in hail
Coordinates: 34.180, -97.130

Hail, Love

When: March 21, 10:30 PM CST
Where: Love County
Measured: 1 in hail
Coordinates: 33.930, -97.500

Hail, Johnston

When: March 21, 10:55 PM CST
Where: Johnston County
Measured: 0.75 in hail
Coordinates: 34.480, -96.620

Hail, Pittsburg

When: March 21, 11:50 PM CST
Where: Pittsburg County
Measured: 0.75 in hail
Coordinates: 34.980, -95.930

What these are

Hail: Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
Thunderstorm Wind: Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
Tornado: A violently rotating column of air in contact with the ground and extending from a thunderstorm, filed with its path, width and Fujita or Enhanced Fujita rating from the damage survey.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

Every storm in Oklahoma in 1991 Every state in 1991 This day in weather history The tornado archive for Oklahoma, 1991 Warnings in Oklahoma, March 1991

Sources

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: 10100836, 10100837, 10100838, 10100839, 10100840, 10100841, 10100842, 10100843, 10100844, 10100845, 10100846, 10100847, 10100848, 10100849, 10100850, 10100851, 10100852, 10100853, 10100854, 10100855, 10100856, 10100857, 10100858, 10100859, 10100860, 10100861, 10100862, 10100863, 10100864, 10100865, 10100866, 10100867, 10100868, 10100869, 10100870, 10100871, 10100872, 10100873, 10100874, 10100875, and more.