Timothy Patrick Marshall (born October 17, 1956) is an American structural and forensic engineer as well as meteorologist, concentrating on damage analysis, particularly that from wind, hail, and other weather phenomena.

The F4 "Oak Lawn tornado" touched down about 4 mi (6.4 km) west of his home and killed 33 in town, including some of his classmates.

degree majoring in atmospheric sciences from Texas Tech University in Lubbock with the thesis Topographic Influences on Amarillo Radar Echo Climatology, then went on to earn an M.S.

At Texas Tech, he worked part-time at the Institute for Disaster Research where he began surveying tornado and hurricane damage.

He has also been a radio guest, such as on NPR,[2] and has been featured in magazines such as National Geographic and Weatherwise, to the latter of which he has contributed some articles.

He also has published tornado related articles in the Bulletin of the American Meteorological Society and Weather and Forecasting.

In 2009 and 2010, he was part of the government sponsored VORTEX2 experiment working on the Center of Severe Weather Research (CSWR) team with Joshua Wurman.

His job was to deploy in-situ pods in the paths of tornadoes and perform mobile mesonet transects of storm environments.

He learned and taught guitar as a youth and enjoys mountain climbing, snorkeling, and scuba diving.