Thunderstorm Wind, Cimarron
- When
- April 10, 7:40 PM CST
- Where
- Cimarron County, 3 mi SSE of Boise City
- Measured
- 56 kt (64 mph)
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 36.700, -102.500
Tornadoes and Hail in Oklahoma, April 10, 2001
and tornadoes affected much of the Oklahoma panhandle during the evening hours. A total of one hundred and twenty-two power poles were blown down due to the wind and tornadoes in Beaver county alone.
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
- $900,000
- Crop damage
- None recorded
- Events
- 13
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.
What happened
The episode as NWS AMA wrote it up.
Severe thunderstorms with large hail...damaging winds...and tornadoes affected much of the Oklahoma panhandle during the evening hours. A total of one hundred and twenty-two power poles were blown down due to the wind and tornadoes in Beaver county alone.
What forecasters said that day
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 Apr 10, 2:45 PM CST, 4 hours 55 minutes earlier.
Area forecast discussion, Apr 10, 2:45 PM CST, 4 hours 55 minutes before
TEXAS/OKLAHOMA PANHANDLES FORECAST DISCUSSION NATIONAL WEATHER SERVICE AMARILLO TX 345 PM CDT TUE APR 10 2001 SFC WAVE IS OVR N-CNTRL KS ATTM...SE OF HLC. DRYLN EXTDS SWWD FM THIS LOW THRU NWRN CORNER OF OK...TO JUST E OF AMA...TO JUST W OF HOB. SFC WAVE HAS TROF AXIS WHICH DIPS SWWD INTO WRN OK PNHDL... THEN ARCS NWWD TO SFC LOW OVR CNTRL CO...NR LXV. THIS LOW HAS BEEN DEEPENING SGFNTLY DURG DAY WITH SFC TROF EXTDG SWD FM SAME THRU CNTRL NM TO NR ELP. PAC CDFNT MOVG THRU WRN NM...WITH -SN NOTED OVR HIR SXNS OF AZ. H5 LOW CURRENTLY NR CNTRL AZ...WITH COLD POOL ...STG DYNAMICS...AND DIFFLUENT FLOW...OVR AREA OF PRES FALLS... CNTRL CO THRU SWRN NM. DRYLN EXPCD TO RETREAT THIS EVE DUE TO APCHG DYANMICS. WITH INSTBY AND SHEAR EXPCD TO INCR OVR ERN ZNS...WL FCST NMRS TSTMS. OVR CNTRL ZNS WL FCST SCT TSTMS...AND WL KEEP SLGT CHC TSTMS GOING OVR WRN ZNS. SVR TSTMS EXPCD...SPLY OVR ERN ZNS. DRYLN...SFC TROF...AND PAC CDFNT WL ALL MOV THRU PNHDLS BY ARND 06Z...WITH CNVGNC INCRG THIS EVE. PRES GRADIENT WL TIGHTEN ENOUGH TO WARRANT ISSUANCE OF WND ADZY TNGT...AND WL LIKELY BE NEEDED THRU WED MRNG AS WELL. WED NGT THRU TUE EXPCD TO BE UNEVENTFUL AS H5 FLOW TRENDS TO ZONAL... AND THEN BACKS AGAIN AHEAD OF NEXT TROF ERY NEXT WK. WK CDFNT MAY ENTER FCST AREA ON TUE...BUT MSTR RTRN NOT ANTICIPATED PRIOR TO FROPA. 03 .AMA... TX...WIND ADVISORY TNGT TX ZNS 01>20. OK...WIND ADVISORY TNGT OK ZNS 01>03. COCKRELL
The radar
The Amarillo radar (KAMA), 178 km away, was scanning. The volume nearest the first event began at 01:38 UTC.
Event by event
5 thunderstorm wind, 5 hail, 3 tornado. Local standard time, as filed.
Thunderstorm Wind, Texas
- When
- April 10, 9:35 PM CST
- Where
- Texas County, 2 mi E of Goodwell
- Measured
- 51 kt (59 mph)
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 36.600, -101.600
Thunderstorm Wind, Texas
- When
- April 10, 10:20 PM CST
- Where
- Texas County, Adams
- Measured
- 52 kt (60 mph)
- Reported by
- TRAINED SPOTTER
- Coordinates
- 36.750, -101.083
Tornado, Beaver
- When
- April 10, 10:40 PM CST to 11:10 PM CST
- Where
- Beaver County, 8 mi S of Balko
- Rating
- F2
- Path length
- 12 mi
- Path width
- 200 yd
- Property damage
- $450,000
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 36.517, -100.683
An official storm damage survey was made and the tornado path length and width were estimated. Extensive damage to two homes...several barns...farm equipment...power poles...trees and a windmill.
Hail, Beaver
- When
- April 10, 10:40 PM CST
- Where
- Beaver County, 2 mi S of Turpin
- Measured
- 1 in hail
- Reported by
- EMERGENCY MANAGER
- Coordinates
- 36.833, -100.883
Hail, Beaver
- When
- April 10, 10:54 PM CST
- Where
- Beaver County, 5 mi S of Beaver
- Measured
- 0.75 in hail
- Reported by
- EMERGENCY MANAGER
- Coordinates
- 36.750, -100.517
Hail, Beaver
- When
- April 10, 10:54 PM CST
- Where
- Beaver County, Turpin
- Measured
- 1 in hail
- Reported by
- EMERGENCY MANAGER
- Coordinates
- 36.867, -100.883
Hail, Beaver
- When
- April 10, 10:55 PM CST
- Where
- Beaver County, 2 mi S of Beaver
- Measured
- 1 in hail
- Reported by
- EMERGENCY MANAGER
- Coordinates
- 36.783, -100.517
Tornado, Beaver
- When
- April 10, 11:00 PM CST to 11:15 PM CST
- Where
- Beaver County, 8 mi SE of Balko
- Rating
- F1
- Path length
- 6 mi
- Path width
- 100 yd
- Property damage
- $250,000
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 36.550, -100.583
An official storm damage survey was made and the tornado path length and width were estimated. The tornado destroyed at least two barns...some farm equipment...uprooted large trees and snapped power poles.
Tornado, Beaver
- When
- April 10, 11:10 PM CST to 11:20 PM CST
- Where
- Beaver County, 6 mi NNW of Elmwood
- Rating
- F0
- Path length
- 2 mi
- Path width
- 50 yd
- Property damage
- $100,000
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 36.700, -100.550
An official storm damage survey was made and the tornado path length and width were estimated. The tornado did minor damage to a barn and a house with several power poles and trees blown down.
Thunderstorm Wind, Beaver
- When
- April 10, 11:15 PM CST
- Where
- Beaver County, Elmwood
- Measured
- 65 kt (75 mph)
- Property damage
- $100,000
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 36.617, -100.517
Damage was reported to a house and a shed was blown away.
Thunderstorm Wind, Beaver
- When
- April 10, 11:20 PM CST
- Where
- Beaver County, 8 mi W of Slapout
- Measured
- 50 kt (58 mph)
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 36.617, -100.267
Hail, Beaver
- When
- April 10, 11:45 PM CST
- Where
- Beaver County, 6 mi S of Gate
- Measured
- 0.75 in hail
- Reported by
- EMERGENCY MANAGER
- Coordinates
- 36.767, -100.050
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.
- 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.
- 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.
The same day elsewhere
- Tornadoes and Damaging Winds in Oklahoma, April 10 to 11, 2001
- High Wind in Texas, April 10, 2001
- Tornadoes and Hail in Kansas, April 10 to 11, 2001
- Tornado in Missouri, April 10, 2001
- Hail in Missouri, April 10, 2001
- Tornadoes and Hail in Texas, April 10, 2001
- Hail in Nebraska, April 10, 2001
- Hail in Missouri, April 10, 2001
- Damaging Wind in Iowa, April 10, 2001
- Tornado in Illinois, April 10, 2001
- Lightning Strike in Illinois, April 10, 2001
- Tornado in Missouri, April 10, 2001
More
Every storm in Oklahoma in 2001Every state in 2001This day in weather historyThe tornado archive for Oklahoma, 2001Warnings in Oklahoma, April 2001
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: 5244466, 5244467, 5244468, 5244357, 5244469, 5244470, 5244471, 5244472, 5244464, 5244465, 5244473, 5244474, 5244475.