Yemen was struck a day after a deadly drone attack on Tel Aviv, UNN reports citing the Times of Israel.
It is reported that airstrikes have recently been carried out on the Houthi-controlled city of Al-Hudaydah in western Yemen.
Photos and videos circulating on social media show flames and smoke.
There are no official comments from Israel.
The reports of the strikes came a day after a Houthi drone struck Tel Aviv, killing an Israeli. Israel threatened to retaliate.
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Unnamed sources cited by the Saudi-owned Al Arabiya newspaper claim that the Israeli military struck the Houthi-controlled area of Al Hudaydah in western Yemen.
Yemeni reports say that the target of the strike was a fuel storage facility in the port of Al Hudaydah.