Thunderstorm Wind, Osage
- When
- April 20, 12:30 AM CST
- Where
- Osage County
- Coordinates
- 36.570, -96.700
Tornadoes and Hail in Oklahoma, April 20, 1985
15 hail, 2 thunderstorm wind, 2 tornado, 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
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- $50,000
- Crop damage
- None recorded
- Events
- 19
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
15 hail, 2 thunderstorm wind, 2 tornado. Local standard time, as filed.
Hail, Osage
- When
- April 20, 1:14 AM CST
- Where
- Osage County
- Measured
- 1.75 in hail
- Coordinates
- 36.580, -96.330
Thunderstorm Wind, Osage
- When
- April 20, 1:37 AM CST
- Where
- Osage County
- Coordinates
- 36.600, -96.180
Hail, Washington
- When
- April 20, 1:47 AM CST
- Where
- Washington County
- Measured
- 1.75 in hail
- Coordinates
- 36.750, -96.000
Hail, Ellis
- When
- April 20, 6:05 PM CST
- Where
- Ellis County
- Measured
- 0.88 in hail
- Coordinates
- 36.170, -99.630
Hail, Woodward
- When
- April 20, 6:12 PM CST
- Where
- Woodward County
- Measured
- 1 in hail
- Coordinates
- 36.430, -99.400
Hail, Dewey
- When
- April 20, 6:53 PM CST
- Where
- Dewey County
- Measured
- 1 in hail
- Coordinates
- 35.870, -99.350
Hail, Woodward
- When
- April 20, 7:17 PM CST
- Where
- Woodward County
- Measured
- 0.75 in hail
- Coordinates
- 36.430, -99.200
Hail, Dewey
- When
- April 20, 8:03 PM CST
- Where
- Dewey County
- Measured
- 0.75 in hail
- Coordinates
- 36.030, -99.000
Hail, Ellis
- When
- April 20, 8:35 PM CST
- Where
- Ellis County
- Measured
- 0.75 in hail
- Coordinates
- 36.170, -99.630
Hail, Dewey
- When
- April 20, 8:36 PM CST
- Where
- Dewey County
- Measured
- 1.75 in hail
- Coordinates
- 36.150, -98.920
Tornado, Woodward
- When
- April 20, 9:42 PM CST
- Where
- Woodward County
- Rating
- F1
- Path length
- 3.6 mi
- Path width
- 100 yd
- Property damage
- $25,000
- Coordinates
- 36.280, -99.350
Tornado, Woodward
- When
- April 20, 10:01 PM CST
- Where
- Woodward County
- Rating
- F0
- Path length
- 15.3 mi
- Path width
- 100 yd
- Property damage
- $25,000
- Coordinates
- 36.350, -99.330
Hail, Garfield
- When
- April 20, 10:18 PM CST
- Where
- Garfield County
- Measured
- 1 in hail
- Coordinates
- 36.400, -97.870
Hail, Garfield
- When
- April 20, 10:50 PM CST
- Where
- Garfield County
- Measured
- 0.88 in hail
- Coordinates
- 36.570, -97.650
Hail, Garfield
- When
- April 20, 10:52 PM CST
- Where
- Garfield County
- Measured
- 0.75 in hail
- Coordinates
- 36.550, -97.820
Hail, Woodward
- When
- April 20, 11:15 PM CST
- Where
- Woodward County
- Measured
- 0.75 in hail
- Coordinates
- 36.630, -99.120
Hail, Kay
- When
- April 20, 11:20 PM CST
- Where
- Kay County
- Measured
- 0.75 in hail
- Coordinates
- 36.680, -97.400
Hail, Grant
- When
- April 20, 11:30 PM CST
- Where
- Grant County
- Measured
- 0.75 in hail
- Coordinates
- 36.700, -97.480
What these are
- 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.
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
- 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
More
Every storm in Oklahoma in 1985Every state in 1985This day in weather historyThe tornado archive for Oklahoma, 1985
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: 10107223, 10107224, 10107225, 10107226, 10107227, 10107228, 10107229, 10107230, 10107231, 10107232, 10107233, 10107234, 10107235, 10107236, 10107237, 10107238, 10107239, 10107240, 10107241.