Radar-based storm data you can trust

See exactly where the
storm hit

Interactive, radar-based hail and wind maps with real-time and historical storm data going back for years. Built for insurance, roofing, and weather professionals.

Built for storm professionals

Every feature is designed to help you find, verify, and act on storm data faster.

Core Feature

Radar-Based Hail & Wind Swaths

Hail size and wind gust estimates derived directly from NEXRAD radar data, rendered as polygon swaths on an interactive map. See exactly which streets and neighborhoods were impacted.

Interactive map showing hail and wind swaths from a storm event
Historical Data

Storm Date Finder

Navigate to any location and instantly see a list of dates on which storms impacted that area. Click a date to load the swaths from that event — no guessing, no searching through old records.

Storm date panel listing historical storm events for a location
Verification

SPC & mPING Storm Reports

Official Storm Prediction Center reports and crowd-sourced mPING reports displayed as point data alongside radar swaths. Cross-reference multiple data sources on a single map.

Storm report pins overlaid on the map alongside radar swaths
Team Collaboration

Company & Team Management

Create a company, invite team members, and manage billing centrally. Admins control seat-based subscriptions and can pause or resume access for individual members.

Company team management dashboard

Why professionals choose HailMaps

Purpose-built tools for the people who need storm data most.

Hyperlocal Accuracy

Radar-derived hail and wind swaths at the street level — not county-wide estimates.

Historical Archive

Search any address and see every storm that impacted it, with date-by-date historical data.

Real-Time Data

Storms appear on the map as they happen — hail swaths, wind gusts, and tornado tracks updated continuously.

SPC & mPING Reports

Official storm reports overlaid alongside radar data so you can cross-reference multiple sources.

Ready to see where the storms really hit?

Start your 14-day free trial today.

Get Started Free