The base near the town of Qusayr in the Bekaa Valley in eastern Lebanon, near the border with Syria.
Videos posted on social media showed explosions, accompanied by heavy anti-aircraft fire.
A spokesman for the group told the Saudi-owned Al-Hadath news channel that the “Israeli bombing in the Bekaa did not achieve its objectives,” but gave no further details.
The reported strike follows the bombing of an Iran-linked base in Syria on Saturday that Israel said foiled a plot to launch killer drones into Israel, a drone attack on a Hezbollah office in Beirut and an attack on an Iran-linked militia in Iraq, both on Sunday
Prime Minister Benjamin Netanyahu on Sunday warned neighboring countries that they would be held accountable for any attacks against the Jewish state emanating from their territory.
“We won’t tolerate attacks on Israel from any country in the area. Any country that allows its territory to be used for attacks against Israel will bear the consequences. I stress: The state will bear the consequences,” Netanyahu, who is also defense minister, said during a tour of the Golan Heights with IDF Chief of Staff Aviv Kohavi.
Nasrallah threatened Israel with a reprisal attack after two of its members were killed in an Israeli strike in Syria, and two UAVs crashed in and around the terror group’s Beirut offices in an incident also blamed on the Jewish state.
“From tonight, I tell the Israeli army on the border, be prepared and wait for us,” said the Hezbollah leader in a televised address, taunting that a retaliation could come in “one day, two days, three days…”