Prioritizing Roofing Canvass Routes After 3.0-Inch Hail in Texas and Louisiana

Start with the largest hail core, not the widest polygon

After 3.0-inch hail, canvass speed matters. Route selection should start with the tightest part of the hail swath, not the full NWS warning area. The broad warning polygon tells you where the storm moved. It does not tell you where the strongest hail crossed roofs. NOAA storm surveys and radar-derived hail detections are the better filter for first-pass routing.

For Roma, TX and Dodson, LA, the first crews should work the streets closest to the hail core, then expand outward along the storm path. That keeps the first-door effort on homes with the highest exposure to large hail, while avoiding time spent in fringe areas where stones were smaller and roof impacts were lighter.

Use hail size as the first routing filter

At 3.0 inches, hail size alone is enough to move a market to the front of the queue. That size falls into the upper end of severe hail. It usually warrants immediate canvass attention before moderate hail markets such as 2.8-inch events in nearby areas like Grayson, Walnut Ridge, and Robinsonville.

The practical order is simple.

1. Work the confirmed 3.0-inch hail locations first.
2. Prioritize the densest radar-derived hail track segments.
3. Move to roof ages and roof types that are more likely to show visible loss.
4. Push the outer warning area to later crews.

This sequence reduces wasted drive time. It also puts the first inspection blocks where the hail signal is strongest.

Roma, TX should be routed by access and roof concentration

Roma sits near the Rio Grande, where route efficiency can break down fast if crews chase scattered streets one by one. The best first-day routes should stay tight to the confirmed hail path and favor blocks with dense residential roof coverage over long stretches of low-density frontage.

On the ground, that means:

• Group rooftops by short driving loops.
• Keep crews on the same side of major barriers where possible.
• Start with neighborhoods that allow quick reentry for follow-up photos and tarps.
• Hold rural edge roads for later unless there is spotter-verified damage or visible soft metal hits.

If a route jumps repeatedly across open space or major drainage corridors, the canvass slows down. The first passes should build signed inspection volume, not miles.

Dodson, LA needs a different rhythm

Dodson has a different footprint than Roma. The town center is smaller, and the surrounding canopy and road network can make property-to-property movement slower than the map suggests. For a 3.0-inch hail event, the best early routing is usually a compact grid around the strongest hail track, followed by selected rural pull-offs where roofs are exposed and easy to view from the road.

Field teams should watch for:

• Tree cover that hides shingle granule loss from the street.
• Long driveway access that adds time without adding inspection value.
• Metal outbuildings and barns that may show hail marks before the main roof does.
• Properties near the core track where hail reports and radar agree.

The first route should favor visible roof stock and fast access. A small number of productive stops beats a broad loop with low conversion.

Build the route in three bands

For both Roma and Dodson, use three route bands.

Band 1: Core hail track

This is the first canvass block. Use the closest verified hail reports, the strongest dual-polarization radar detections, and any NOAA survey notes that place large hail in a narrow corridor. Send the most experienced reps here first.

Band 2: Adjacent impact zone

This band sits just outside the core. Hail may still have reached damaging size, but the strike density is lower. This is where crews can keep momentum after the first block is worked.

Band 3: Outer warning area

This is the final pass. Treat it as expansion territory only after the core has been covered and follow-up leads are in motion.

This three-band structure keeps the route disciplined. It also prevents crews from drifting into low-yield blocks too early.

What NOAA data should change in the route plan

NOAA data should affect where you send people first. It should not be treated as a loose weather recap.

Use NOAA storm survey details to sort the route by:

• Maximum hail size.
• Track position.
• Time of occurrence.
• Any documented damage notes.

If a NOAA survey or local storm report places the largest hail in a compact segment, route that segment first even if it is not the center of town. If the radar-derived hail path is narrow, build a shorter route with more door density. If the storm widened near the edge of town, assign a second crew to cover the spillover.

Do not route based only on county boundaries or city labels. Severe hail often crosses jurisdiction lines while staying concentrated on just a few streets.

Crew assignment should match the street pattern

A 3.0-inch hail market is not a one-size route. Crew assignment should match how the streets are laid out.

Use this split:

• One crew for tight residential clusters.
• One crew for rural or low-density spurs.
• One follow-up rep for difficult access, metal roofs, and long-drive properties.

If the street pattern is compact, keep the route compact. If the hail track extends into scattered housing, do not force a standard block schedule. Use the hail map to decide where a canvasser can cover the most roofs per hour.

Watch for roof types that need fast review

The first route should also account for roof construction. After 3.0-inch hail, certain properties should move higher in the work order.

Prioritize:

• Older composition shingle roofs.
• Light-colored roofs with visible bruise contrast.
• Metal systems with obvious dent potential.
• Low-slope commercial roofs near the track.

If the area has a high share of newer roofs, the route may still be worth aggressive canvassing, but crews should expect a lower close rate than in older housing stock. That should change how many reps you send, not whether you go.

Keep the canvass tight to the storm timing

Time still matters. The first route should be built around the storm window, not just the hail size. If the hail fell late in the afternoon, the best first blocks are usually the ones that can be worked before the next morning’s competing crews arrive. If the event was earlier in the day, prioritize same-day inspection scheduling and immediate photo capture.

For Roma and Dodson, a clean route is one that gets reps in front of roofs quickly and keeps them in the strongest hail corridor long enough to build a signed lead pack. A scattered route burns the day.

Bottom line for route priority

After 3.0-inch hail in Roma, TX and Dodson, LA, the route order should be simple.

Start with the radar-confirmed core. Work the densest roof clusters first. Push the warning area to the back of the line. Use NOAA survey data, spotter-verified reports, and access conditions to decide which streets get the first knock.

For roofing and exterior contractors, the fastest canvass route is usually the narrowest one that still covers the strongest hail path.