/ Storm field report · McCone

Hail in Brockway · Sep 2, 2026

Hit 12 days ago

The estimated-size surface reached 1.5" aloft; NEXRAD logged no point detections over Brockway that day. Open it on the live map to see the swath over the streets.

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Peak hail signal 1.5" ≈ ping-pong ball · radar-estimated size aloft
Homes in the hail footprint 303
Ground reports 0 none filed
Radar surfaces 1 Estimated size only

Convective day · Sep 2, 2026 · noon–noon UTC

Severity

The 2nd most severe storm Brockway has seen in the last 12 months

Composite score · 3.5 / 10
Storm severity score

Overview's storm severity score weighs hailstone size, homes in the footprint, and ground-truth reports.

3.5 /10
Peak hail signal
38 /100

Largest radar-indicated size — a signal of damage potential, not confirmation.

Homes exposed
50 /100

How many homes sit inside the storm's footprint.

Ground truth
0 /100

Independent storm reports filed with the NWS.

Evidence / storm surfaces

How Brockway saw the hail — from two instruments

Sep 2, 2026 · Brockway, MT

Two instruments, one storm: NEXRAD logs the point signatures it detected overhead, while the estimated-size surface models how large the hail aloft could have grown. Agreement between them is not guaranteed — the gaps are where the model ran ahead of, or behind, the detections.

Radar-estimated hail size Surface resolved
Radar-estimated hail-size map of the storm over Brockway, MT on Sep 2, 2026 Estimated size field

Radar-estimated maximum hail size across the swath, modeled from radar aloft. It reflects the biggest stone the storm could support, which may differ from what actually fell.

Max size 1.5"

Only the radar-estimated size surface resolved for Sep 2, 2026 — this storm produced no NEXRAD point detections over Brockway, so there is one map to show, not two.

The storm in context

Where Sep 2, 2026 sits in Brockway's hail record.

This was Brockway's 6th recorded hail day, arriving 59 days after the Jul 5, 2026 storm. By severity it ranks 2nd of the 6 storms we have logged here. Radar put the day's largest stone over Brockway at 1.5" — radar-estimated size aloft.

The Sep 2, 2026 convective day was bigger than Brockway: the same system put hail over 356 other tracked cities, 16 of them in Montana. Nearest: Terry (19 miles southeast, up to 1.5"); Circle (26 miles northeast, up to 1.25"); Miles City (47 miles south, up to 1.75").

These maps are stills. In the app this date is one of 6 Brockway storm dates on a live map — both surfaces, the reports, and a replay — and the same map is where you draw the swath. This page rebuilds nightly.

Ground reports

What people on the ground reported

No reports filed with the NWS

These are storm reports filed with the National Weather Service and released through the NOAA Storm Prediction Center — public-domain observations from spotters, the public, and NWS surveys. We quote each one exactly as filed.

For this storm over Brockway, the NWS report log is empty — a common outcome, since ground reports only happen when someone witnesses the hail and takes the time to call it in. The detection record for the date lives in the radar maps above.

High damage potential

What 1.5" hail means for Brockway roofs.

Hail around an inch and a half is capable of cracking shingles, stripping granules, and denting gutters, vents, and siding. Risk is usually greatest near the strongest radar signal, but property-level damage still requires an on-site inspection.

Radar reading · not confirmed damage

Roofing exposure

What this storm is worth to a roofer.

303 homes × $12,000 avg. claim

Potential roof exposure

$3.6M

Potential roof exposure — 303 homes × the ~$12,000 industry-average hail roof claim. Exposure, not confirmed damage.

Illustrative jobs
2 jobs
Illustrative work
~$30K

Close just 0.5% of the 303 homes in this footprint at the average $15,000 roof job. Illustrative math, not a projection — your results depend on your outreach and how the market responds.

Claim window

September 2028

Claims from this storm can typically be filed until around September 2028 — the window to reach these homeowners while it's still open. Deadlines vary by policy and state.

Names and phones for every home in the footprint: at most $64 on top of the $150 plan.

Brockway hail history

6 recorded storm days in Brockway, MT

Take your next area into the field.

See the hail, review your recommendations, and canvass with Overview on iPhone.

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A storm day here is a convective day — it runs from noon to noon UTC, so late-night hail is grouped with the afternoon storm that spawned it rather than split across two calendar dates. Ground reports are public-domain observations from the NOAA Storm Prediction Center. Radar tells you where to look. Only an inspection confirms damage at an address. Last updated Sep 3, 2026.