Israel–Iran War Day 15 Report
Date: March 13, 2026
1. Israel Warns the U.S. of Interceptor Shortage
According to reporting by , Israeli officials privately informed Washington that Israel’s stockpile of ballistic missile interceptors is being rapidly depleted as the war with continues.
U.S. officials told Semafor that:
- Israel’s interceptor inventory is approaching critically low levels.
- The shortage involves missiles used to intercept Iranian ballistic missile attacks.
- The United States had already been aware of the risk for months.
One U.S. official said:
“It’s something we expected and anticipated.”
The comment suggests that U.S. defense planners had already predicted that Israel’s defensive systems could face strain in a prolonged war.
2. Israel’s Missile Defense System Under Heavy Strain
Israel’s air-defense architecture relies on several layers, including:
1. Iron Dome.
- Designed to intercept short-range rockets.
- Mainly used against rockets from Gaza or southern Lebanon.
2. David's Sling.
- Designed for heavier rockets and cruise missiles.
3. Arrow 2
4. Arrow 3
These systems intercept long-range ballistic missiles, including those launched from Iran.
The shortage reportedly concerns interceptors for the Arrow system, which are expensive and limited in number.
3. Why the Shortage Is Happening
The shortage reflects the scale of Iranian missile attacks during the war.
According to regional reports:
- Iran launched large salvos of ballistic missiles toward Israeli targets.
- Some attacks involved dozens of missiles simultaneously.
- Israel had to launch multiple interceptors per missile to ensure destruction.
This means the war
has become a contest of stockpiles:
- Iran’s missile supply
- Israel’s interceptor supply
Such wars of attrition often become logistical battles.
4. Interceptors Are Extremely Expensive
The cost difference is dramatic:
| Weapon | Estimated Cost |
|---|---|
| Iranian ballistic missile | $100,000 – $1 million |
| Arrow interceptor | $2–3 million each |
Because of this imbalance:
- Iran can launch large numbers of missiles cheaply
- Israel must spend millions per interception
This creates financial and logistical pressure during long wars.
5. The U.S. Role
The is Israel’s primary defense supplier.
Possible American responses include:
- Emergency resupply of interceptors
- Deployment of U.S. missile defense systems in the region
- Direct participation in missile interception
The U.S. already maintains missile defense assets in the Middle East, including:
- Patriot missile system
- THAAD
These could help intercept Iranian missiles if deployed.
6. U.S. Officials Say America Is Not Facing the Same Problem
One U.S. official told Semafor:
“The United States is not facing a similar shortage.”
This reflects the much larger American military stockpiles and production capacity.
However, analysts note that:
- U.S. interceptors are also finite
- A prolonged regional war could strain American supplies as well
7. Strategic Implications
The interceptor shortage highlights a major strategic reality of modern missile warfare.
In missile-defense conflicts:
- Attackers often have the advantage
- Defensive systems are expensive and limited
Iran’s strategy appears to involve:
- Saturating Israel’s missile defenses
- Forcing Israel to expend large numbers of interceptors
- Increasing economic and logistical pressure.
8. Israeli Security Concerns
Israeli defense officials worry about three scenarios:
1. Defense exhaustion
Running out of interceptors would leave cities vulnerable to ballistic missiles.
2. Multi-front escalation
If joins the war at full scale, Israel could face thousands of rockets from Lebanon simultaneously.
3. Long war
A prolonged conflict could become a war of attrition, where stockpiles determine survival.
9. Analysis in Haaretz
Analysts writing in , including military commentator , warn that the war is turning into a prolonged strategic confrontation rather than a short campaign.
Harel notes that:
- Even heavy strikes on Iran may not eliminate its missile capability
- Iran’s strategy may be to endure and exhaust Israel’s defenses
This turns the conflict into a classic war of endurance.
10. The Larger Strategic Question
The interceptor shortage raises a crucial issue:
Can Israel sustain a long missile war with Iran?
The answer may depend on:
- U.S. military support
- Israel’s industrial capacity
- Iran’s missile production.
✅ In summary: to
The Day 15 war report reveals that Israel’s missile defense system is under severe pressure, with interceptor stockpiles running low as Iranian missile attacks continue. While the United States may step in to resupply or assist, the situation highlights the logistical realities of modern missile warfare, where defensive systems can be overwhelmed by sustained attacks.


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