Wrentham, MA EF0 Tornado of June 23, 2015

Figure 1 depicts the surface observations at 5:00 pm EDT, which shows a warm front across New Hampshire and a cold front slicing through the northeastern United States. Conditions became favorable for the development of thunderstorms across Massachusetts, which ultimately led to this tornado.

Figure 1. Surface analysis at 21Z on June 23, 2015 showing mean sea-level pressure (MSLP) contours, surface observations, fronts and pressure centers (WPC, 2017)

The Wrentham, MA EF0 tornado of June 23, 2015 impacted Norfolk County in Massachusetts. According to NOAA (2020), the EF0 tornado caused no fatalities or injuries, but caused $20 thousand dollars in property damage. The tornado touched down southwest of Wrentham at 5:35 pm EDT. The tornado travelled for 0.48 miles and had a maximum width of 200 yards.

Figure 2. Episode narrative for June 23, 2015 (NOAA NCEI, 2020).


NWS Weather Prediction Center Surface Analysis Archive. (2017). Surface analysis 21Z Tue Jun 23 2015. Retrieved from: https://www.wpc.ncep.noaa.gov/archives/web_pages/sfc/sfc_archive.php

NOAA National Centers for Environmental Information (2020). Storm Events Database. Retrieved from: https://www.ncdc.noaa.gov/stormevents/

National Centers for Environmental Information reports:

The tornado touched down just east of Lake Archer where tree top damage was observed. It then continued into the middle of downtown Wrentham, crossing the town common and uprooting an 80 foot tall maple tree. several trees were uprooted and large limbs were downed in the town cemetery east of the common. The tornado then lifted just east of the cemetery. No injuries were reported and many people interviewed received a Wireless Emergency Alert (WEA) on their cell phones when the warning was issued and took shelter.