![Dan Satterfield on Twitter: "#DOD says high altitude balloon over Montana yesterday was a spy balloon from #China. I did a quick run of the #NOAA HYSPLIT model to trace backwards the Dan Satterfield on Twitter: "#DOD says high altitude balloon over Montana yesterday was a spy balloon from #China. I did a quick run of the #NOAA HYSPLIT model to trace backwards the](https://pbs.twimg.com/media/Fn_930FXkAMfPuh.jpg)
Dan Satterfield on Twitter: "#DOD says high altitude balloon over Montana yesterday was a spy balloon from #China. I did a quick run of the #NOAA HYSPLIT model to trace backwards the
![TheIntelFrog on Twitter: "*Approximate* final flight path of the Chinese spy balloon with *approximate* range of sensors based on the altitude. https://t.co/IVZPuPf9T7" / X TheIntelFrog on Twitter: "*Approximate* final flight path of the Chinese spy balloon with *approximate* range of sensors based on the altitude. https://t.co/IVZPuPf9T7" / X](https://pbs.twimg.com/media/FoKP18aXoAAQvHS.jpg:large)
TheIntelFrog on Twitter: "*Approximate* final flight path of the Chinese spy balloon with *approximate* range of sensors based on the altitude. https://t.co/IVZPuPf9T7" / X
![China expert sounds alarm on spy balloon hovering over US: 'It's very dangerous what they're doing' | Fox Business China expert sounds alarm on spy balloon hovering over US: 'It's very dangerous what they're doing' | Fox Business](https://a57.foxnews.com/static.foxbusiness.com/foxbusiness.com/content/uploads/2023/02/931/523/balloonmapproper.png?ve=1&tl=1)
China expert sounds alarm on spy balloon hovering over US: 'It's very dangerous what they're doing' | Fox Business
![Pentagon says 'sizable' Chinese spy balloon went over Alaska and is now over Montana - Must Read Alaska Pentagon says 'sizable' Chinese spy balloon went over Alaska and is now over Montana - Must Read Alaska](https://i0.wp.com/mustreadalaska.com/wp-content/uploads/2023/02/Chinese-spy-satellite-path.jpg?resize=677%2C686&ssl=1)
Pentagon says 'sizable' Chinese spy balloon went over Alaska and is now over Montana - Must Read Alaska
![R A W S A L E R T S on Twitter: "🚨#BREAKING: Map shows the travel path of the Chinese surveillance balloon over multiple missile silo 📌#UnitedStates After 7 days of R A W S A L E R T S on Twitter: "🚨#BREAKING: Map shows the travel path of the Chinese surveillance balloon over multiple missile silo 📌#UnitedStates After 7 days of](https://pbs.twimg.com/media/FoVZ3JJWIAI_vLH.jpg:large)
R A W S A L E R T S on Twitter: "🚨#BREAKING: Map shows the travel path of the Chinese surveillance balloon over multiple missile silo 📌#UnitedStates After 7 days of
![Numerical Prediction of Scientific Balloon Trajectories While Considering Various Uncertainties | Journal of Aircraft Numerical Prediction of Scientific Balloon Trajectories While Considering Various Uncertainties | Journal of Aircraft](https://arc.aiaa.org/cms/10.2514/1.C033998/asset/images/medium/figure1.gif)