Capturing Incredible.

Some Statistics from the November 16, 2015 Tornado Outbreak

Powerful looking tornado under a supercell just north of I-40 south of Pampa, TX on US 70.
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In case you missed it yesterday, we talked with Dr. Stephen Bieda and Randy Bowers from the NWS in Amarillo on the #WeatherBlab yesterday, you can watch the archive here. This morning, Dr. Bieda was very kind in sending over some preliminary stats and findings from the outbreak from the Amarillo office, which you can find below.

Tornado Stats

  • 8 preliminary tornado tracks are under investigation by NWS Amarillo, with 4 of them confirmed.
  • The last November tornado that occurred in the Texas & Oklahoma Panhandles was in November 1975. The last occurrence of an out of season tornado was in December 2012.
  • According to the Storm Prediction Center, the EF-3 tornadoes near Pampa are the strongest November tornadoes west of 100W longitude in their database (1950-2015). Prior to our event, there have only been 10 EF-2 tornadoes west of 100W longitude, none of which occurred in our CWA.
  • The EF-3 tornadoes that struck Pampa last night is confirmed to be the 1st and 2nd such instance of a tornado of EF-3 or higher rating in the month of November for our CWA.

EF Ratings

  • 1 tornado that occurred north of Groom has been rated an EF-2.
  • 2 separate tornadoes near or in Pampa have been confirmed. Both tornadoes are confirmed EF-3.
  • 1 tornado east of Perryton has been rated an EF-1.
  • Damage survey teams will continue to assess other preliminary tracks in the coming days.


  • No injury or fatality reports have been received by our office as of 6 PM CST.

Event Evolution

  • The main portion of the tornado outbreak November 16th occurred between 5 PM and 10 PM from discrete supercells that formed ahead of the cold front.
  • Thunderstorms increased in intensity between 5pm and 6pm in Armstrong County and there were reports of tornadoes southeast of Claude and west of Groom between 5:45 and 6:00 pm. No damage reported.
  • This particular storm moved northeast toward Pampa and crossed Highway 70 south of Pampa and Highway 60 east of Pampa and continued north into Roberts County (crossed Highway 70 around 6:30 and moved into Roberts around 7:00.
  • A second tornado formed southwest of Pampa and caused EF-3 damage at the Halliburton plant around 7:15.
  • A third tornado formed from a storm ahead of the squall line south of Perryton that tracked east to northeast towards Booker from 7:30 thru 9:30.
  • Other possible tornadoes based on radar data and spotter reports occurred just northwest of Canadian, possibly southern Lipscomb County and southern Beaver County.

We’d like to publicly congratulate the NWS Amarillo office on a great job on Monday night. With no injuries or fatalities despite a high impact severe weather event, they tangibly prevented loss of life and bodily injury from this event. Thank you!