In 1850 he emigrated to the United States for political reasons and lived in Cambridge near Boston.

[2] In 1852, Blasius put forward a theory about the genesis of storms similar in many points to the basic views of later adopted Norwegian frontal theory, following in the steps of Heinrich Wilhelm Dove.

However, he found few supporters because he created his own terminology and did not substantiate his theories.

[2] Blasius received US citizenship in 1860 and was elected to the American Philosophical Society in 1875.

[3] In 1888 Blasius returned to Germany, where he gave a few more meteorological lectures.