British fighter jets based in Cyprus have begun helping intercept Iranian missiles, drones fired from Iran at Israel.

All passenger flights from Türkiye to the Middle East are turning back after Iranian attack on Israel.

A senior US official told ABC News they now think there will be "anywhere from 400 to 500 drones and missiles launched at Israel from Iraq, Syria, southern Lebanon and the Houthis", but that the bulk will be launched from Iran.

As the drones get closer to Israel, "the main phase of the attack will begin," Iranian media reports claim.

Biden won't speak, White House says.

Jerusalem now, Israeli fighter jets active.

#BREAKING First alert in Israel.

Cause: Not clear yet.

Reported footage of Iranian cruise missiles over Basra, Iraq.

Remember: We can't immediately verify or ID weapons seen on footage.

Israel in a message to Iran: "Tonight there will be an earthquake in Iran."

(Israeli media)

Iranian cruise missile spotted over Iraq, heading to Israel.

Houthis in Yemen launched UAVs towards the area of the city of Eilat, Israel.

Meanwhile in Beirut, Lebanon.

#BREAKING The first batch of Iranian ballistic missiles was launched towards Israel, IRGC sources claim.

Trump: Israel is under attack!

This would never have happened if I were president!

Gorgan, Iran now.

Israel expects Iranian missiles & UAVs to target military sites in Golan and Negev Desert, NYT reports.

#BREAKING Iranian ballistic missile over Iraq, heading to Israel.

Hezbollah says it attacked the air and missile defense headquarters of IDF in the Keila barracks in the occupied Syrian Golan with dozens of Katyusha rockets.

Tehran now. Long queue at gas stations.

Israeli government to Al-Arabiya: We neither confirm nor deny that Iran informed us of the nature and timing of its response.

Skies over Jordan now.