Figure 1 depicts the surface observations at 2:00 am EDT, which shows a warm front across the northeast United States and a cold front slicing through the Great Lakes. This cold front became the focus for intense thunderstorms through the afternoon hours of June 19th, which ultimately led to this tornado.
![](https://highwaysandhailstones.com/wp-content/uploads/2019/12/Untitled-20.png)
The Bedford, MA F1 tornado of June 19, 1957 impacted Middlesex County in Massachusetts. According to NOAA (2019), the F1 tornado caused no fatalities or injuries, but caused $250 dollars in property damage. The tornado touched down in Middlesex County west of Carlisle Road at 4:00 pm EDT. The tornado travelled for 0.5 miles and had a maximum width of 100 yards.
Sources
NOAA Central Library. (2019). U.S. Daily Weather Maps. Wednesday June 19, 1957 [PDF]. Retrieved from https://library.noaa.gov/Collections/Digital-Collections/US-Daily-Weather-Maps
NOAA National Centers for Environmental Information (2019). Storm Events Database. Retrieved from: https://www.ncdc.noaa.gov/stormevents/