Reviewed September 2026.
A named storm deductible is a separate deductible that applies when loss comes from a storm the weather service has named, under the endorsement’s stated peril, place, and time window. It is not the same product as a hurricane deductible (often tied to hurricane category/calendar rules) or a wind/hail percentage (which can apply to unnamed wind). In many coastal markets the named-storm figure is a percentage of Coverage A, not the flat $1,000–$2,500 “all other perils” deductible. Two percent of a $400,000 dwelling is an $8,000 retained share of covered storm damage.
Convert every % to dollars before you compare quotes: Compare homeowners deductibles. Separate peril products still matter: Earthquake or windstorm endorsements and Flood vs homeowners.
How does a % storm deductible differ from the flat deductible?
| Feature | Flat “all other” deductible | Named storm / hurricane % deductible |
|---|---|---|
| Trigger | Most covered perils (fire, theft, many water claims) | Named storm per the endorsement (distinct from hurricane-only or wind/hail % forms) |
| Typical size | Fixed dollars | 1%–5% of Coverage A (market and carrier vary) |
| Example on $350,000 Coverage A | $2,500 | 2% = $7,000 |
| Quote trap | Easy to see | Hidden if you only read the flat number |
Some states and carriers also use a wind/hail percentage that is not limited to named storms. Read the exact endorsement title on the declarations page.
How do I cash-plan for it?
- Multiply Coverage A × storm %; write the dollar figure on the declarations PDF.
- Keep at least that amount in emergency cash separate from the flat deductible: Emergency fund basics.
- If you raise Coverage A after a remodel, recompute the storm deductible the same week.
- When shopping, force every quote to show storm % and dollar conversion: Quotes apples to apples.
A higher % that “saves” $300/year can add $5,000+ of storm risk. Fund it or reject it: Raise deductible without underinsuring.
Worked example
Morgan’s Coverage A is $420,000. Declarations show:
- All-other deductible: $2,500
- Named storm deductible: 2%
Named storm retained share = $8,400. A named storm damages the roof and siding for a $22,000 covered repair estimate. On those assumptions the insurer’s dwelling payment toward that repair is about $13,600 ($22,000 − $8,400) before other policy adjustments; Morgan does not have to pre-pay $8,400 to open the claim. Flood water in the living room is still outside this HO storm path unless Morgan has a flood policy.
Checklist
- Find every deductible line (all-other, wind/hail, named storm, hurricane).
- Convert each % using current Coverage A.
- Confirm whether “tropical storm” or only “hurricane” triggers the %.
- Align emergency cash to the largest deductible you might face.
- Re-shop with dollar-converted deductibles, not % alone.
- After a storm claim, document like any other weather loss trail you would keep for tree damage claims.
Educational only. Not a quote or claim decision. Deductible triggers and percentages vary by carrier, form, and state; verify on your declarations and with a licensed agent.