Billions in damage every year — and nobody’s watching.
County-wide warnings, generic weather apps, and carrier-only data leave everyone else in the dark.
Source: National Severe Storms Laboratory · Insurance Information Institute.
What if you could see it coming?
Hail Sentinel.
A comprehensive hail intelligence platform — radar-native, multi-source, and real-time.
Alerts before the storm hits your block.
For homeowners, car owners, and outdoor enthusiasts.
Clean hail intelligence at a fraction of the cost.
For roofers, adjusters, property managers, fleets, agriculture.
Nationwide hail intelligence.
Full coverage across the contiguous United States at 1 km resolution with 2-minute update cycles.
From raw atmosphere to a single clear answer.
Four data sources collapse into one hail decision — delivered to the app on your phone and the platform on your desk.
Four data streams, continuously.
Radar, satellite, ground reports, and physics models are fused in real time across the contiguous United States.
Identify the hail signature.
A dual-pol ML pipeline sifts the noise and identifies hail cores, size, and track — at the resolution of a single city block.
Two tiers of intelligence.
Real-time alerts to your phone before impact. A historical data platform for teams that need the full record.
Real-time alerts
Push, SMS, email — before the storm hits your block. Hail size, ETA, recommended action.
Hail data platform
Historical analysis, natural-language query, presentation-ready reports, REST API.
The app that sees every hailstorm.
Real-time forecasts, live radar, and your address's hail history — the whole storm arc, on iOS. Every screen here is the live app, not a mockup. Tap any screen to look closer.
Watch it come, minute by minute.
Live reflectivity colored by what is actually falling — and a countdown to the moment hail reaches your address.
Tap to look closerKnow before the sky does.
Probability, timing, and how the risk builds — read your whole day at a glance, days ahead.
Take cover now.
The one notification that matters — hail size, arrival time, and exactly what to do, minutes out.
The whole storm, on the record.
When it passes, a plain-language recap — peak size, timing, and confirmed ground reports near you.
Four years of hail, at your address.
Not a region — your exact spot. How often it hits, how big it gets, how you compare to the country.
Your home, ready before the hail.
Arm a playbook and it fires on its own — a heads-up, your smart home, claim-ready evidence. Even phone-closed.
Your data, protected at every layer.
Encryption, access controls, and privacy compliance are built into every request — running on Google Cloud’s enterprise infrastructure.
Protect your home for $4.17 a month.
Free gets real-time push the moment hail is closing in, at full precision. Premium warns you earlier and at every horizon — from days out to a closer-in heads-up (how much earlier varies by storm) — and adds multi-location, Playbooks, and SMS + email backup. Cancel anytime, billed by the App Store or Google Play.
A real warning before the next storm. One location, full precision, real-time push the moment hail is closing in.
- 1 saved location
- Real-time push · 15 and 30-min forecast horizons
- Every take-cover warning
- Pinpoint precision
- 2-day forecast
- Powered by Anvil
Warnings at every horizon — from days out to the final minutes — plus the coverage and tools serious hail-watchers ask for.
- Every horizon — adds the 60-min forecast
- Full 7-day outlook
- Up to 4 locations
- SMS + email backup delivery
- Follow Me GPS
- Playbooks
One ladder. Every rung unlocks the next.
Scores 99% of storms nationwide · zero clear-day or winter false alarms · storm archive back to 2020 — backfill ongoing
- VERIFY
You prove it hailed
Public adjusters · legal & forensic · crop / FCIC desks · claims teams
Claim-ready reports, address by address — any storm back to 2020.
- PRO → BUSINESS
You work the storm
Roofing · restoration · exteriors · solar · storm chasers
Draw zones to catch it — the hit-address list is your canvass route.
- PRO → BUSINESS
You protect a portfolio
Fleets & terminals · auto dealers · multifamily · HOA · REIT · facilities · agriculture
Pin every site you cover — real-time alerts the moment one is hit.
- BUSINESS → ENTERPRISE
You integrate & govern
Insurers · insurtech · government · data partners
Read API in your CRM, then full API + webhooks, SSO, and a signed DPA.
Every rung speaks one unit — addresses. 500 on Pro, 5,000 on Business, 50,000+ quoted on Enterprise. Zones are always unlimited.
Annual saves 20%. The waitlist founder rate (−25%) replaces annual, not adds to it — you keep whichever saves more.
Prove it hailed.
10 reports / month
included — then $19 each
Claim-ready reports, no monitoring
- $19 each after your 10
- Any storm back to 2020 — retroactive
- Batch CSV / FSA parcels
Pause anytime — $0, resume any month.
Know the moment it hits.
500 addresses
+ unlimited zones to alert on & canvass
+ real-time monitoring
- Real-time alerts — push, email & text
- Unlimited reports on storms you monitor
- Everything in Verify
Run your team on it.
5,000 addresses
+ unlimited zones — a whole metro or corridor
+ API, routing, priority support
- Read API in your CRM
- Route each site to its own contact
- Priority support
Put it under contract.
50,000+ addresses
unlimited zones — quoted nationally
+ governance & data licensing
- SSO, DPA, named CSM
- Full API + redistribution
- Contractual 99.5% SLA + credits
Extra SMS $0.05 each · extra report $19 each — subscribers only.
One pin covers the parcel and every structure on it. Zones are unlimited — draw as many as you like to alert on and canvass an area; only pinned addresses count toward your plan.
Prices shown are launch pricing and may change before general availability.