"He conducted two in July, so it wouldn't surprise me if there was another missile test", Pompeo said to Fox News on Sunday.
North Korea said on Thursday that plans would be completed by mid-August to fire four intermediate-range missiles to land near the U.S. Pacific island of Guam, 2,175 miles away.
KCNA said: "The "sanctions resolution" is no more than the last-ditch efforts of those frightened by the might of (North Korea)".
A commentary in Rodong Sinmun, the official newspaper of the Central Committee of the Workers' Party of Korea, said "reckless and hysteric behaviours" could "reduce the USA mainland to ashes" at any moment.
Referring to Kim, President Trump added: "If he utters one threat ... or if he does anything with respect to Guam or any place else that's an American territory or an American ally, he will truly regret it, and he will regret it fast".
The Rodong Sinmun, the newspaper of the North's Workers' Party, said a total of 3.475 million people, including students, young workers and retired soldiers, have asked to join or return to the military for three days after the government warned of reprisals against the US on August 7 for its support of the new UNSC sanctions.
The country's official newspaper, Rodong Simmun, reported that the huge intake of new military members came after the Korea Central News Agency (KCNA) issued a statement regarding the new United Nations sanctions that were brought in on Monday (7 August).
North Koreas military said Wednesday it was considering a missile attack near the USA island territory of Guam, which hosts several U.S. military bases, after President Donald Trump threatened Pyongyang with fire and fury..
Tensions over North Korea escalated in July, when Pyongyang twice successfully tested an intercontinental ballistic missile (ICBM) capable of targeting the U.S. mainland.