/ Storm field report · Plymouth

Hail in Le Mars · Jun 29, 2026

NEXRAD logged 0 hail signatures up to 1"; the estimated-size surface reached 0.5" aloft. Open it on the live map to see the swath over the streets.

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Peak hail signal 1" ≈ quarter · the largest NEXRAD radar signature
Homes in the hail footprint 2,163
Ground reports 0 none filed
Radar surfaces 2 NEXRAD + estimated size

Convective day · Jun 29, 2026 · noon–noon UTC

Severity

The 6th most severe storm Le Mars has seen in the last 12 months

Composite score · 3.2 / 10
Storm severity score

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

3.2 /10
Peak hail signal
25 /100

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

Homes exposed
67 /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 Le Mars saw the hail — from two instruments

Jun 29, 2026 · Le Mars, IA

The maps here read the same storm from two angles — point detections from NEXRAD, and modeled hail size aloft. Where the two disagree is informative: it marks where estimated size outran the signatures, or trailed them.

NEXRAD radar signatures Surface resolved
NEXRAD radar-signature map of the hail storm over Le Mars, IA on Jun 29, 2026 Radar signature field

Where NEXRAD flagged hail as the storm passed — point signatures from the radar, which indicate hail overhead rather than confirm what landed.

Max size 1" Detections 0
Radar-estimated hail size Surface resolved
Radar-estimated hail-size map of the storm over Le Mars, IA on Jun 29, 2026 Estimated size field

The modeled maximum hail size across the swath, derived from radar aloft — the largest stone the storm could have supported, which is not necessarily what reached the ground.

Max size 0.5"

The storm in context

Where Jun 29, 2026 sits in Le Mars's hail record.

This was Le Mars's 4th recorded hail day, arriving 43 days after the May 17, 2026 storm. By severity it ranks 6th of the 12 storms we have logged here. Radar put the day's largest stone over Le Mars at 1" — the largest NEXRAD radar signature.

The Jun 29, 2026 convective day was bigger than Le Mars: the same system put hail over 702 other tracked cities, 48 of them in Iowa. Nearest: Merrill (7 miles south, up to 1"); Remsen (12 miles northeast, up to 1"); Ireton (14 miles northwest, up to 1").

These maps are stills. In the app this date is one of 12 Le Mars 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 Le Mars, 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.

Damage-capable hail signal

What 1" hail means for Le Mars roofs.

Quarter-size and larger hail can bruise asphalt mats, remove granules, and dent exposed soft metal. The mapped footprint identifies an inspection priority area — it does not identify which individual roofs, if any, sustained damage.

Radar reading · not confirmed damage

Roofing exposure

What this storm is worth to a roofer.

2,163 homes × $12,000 avg. claim

Potential roof exposure

$26M

Potential roof exposure — 2,163 homes × the ~$12,000 industry-average hail roof claim. Exposure, not confirmed damage.

Illustrative jobs
11 jobs
Illustrative work
~$165K

Close just 0.5% of the 2,163 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

June 2028

Claims from this storm can typically be filed until around June 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 $454 on top of the $150 plan.

Le Mars hail history

12 recorded storm days in Le Mars, IA
Map unavailable
NEXRAD surface
Storm date Le Mars / IA

Sep 14, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Le Mars, IA on Sep 1, 2026 Estimated-size surface
Storm date Le Mars / IA

Sep 1, 2026

1.25"
Estimated 1.25"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Le Mars, IA on Aug 28, 2026 Estimated-size surface
Storm date Le Mars / IA

Aug 28, 2026

0.75"
Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Le Mars, IA on Jul 25, 2026 Estimated-size surface
Storm date Le Mars / IA

Jul 25, 2026

1"
Signatures 1" Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Le Mars, IA on Jul 4, 2026 Estimated-size surface
Storm date Le Mars / IA

Jul 4, 2026

1"
Signatures 1" Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Le Mars, IA on Jul 2, 2026 Estimated-size surface
Storm date Le Mars / IA

Jul 2, 2026

1.25"
Signatures 1.25" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Le Mars, IA on Jul 1, 2026 Estimated-size surface
Storm date Le Mars / IA

Jul 1, 2026

1.5"
Signatures 1.5" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Le Mars, IA on Jun 30, 2026 Estimated-size surface
Storm date Le Mars / IA

Jun 30, 2026

1.25"
Signatures 1.25" Estimated 0.75"
4 ground reports Open report →
Radar-estimated hail-size map of the storm over Le Mars, IA on May 17, 2026 Estimated-size surface
Storm date Le Mars / IA

May 17, 2026

3.75"
Signatures 3.75" Estimated 2.5"
3 ground reports Open report →
Radar-estimated hail-size map of the storm over Le Mars, IA on May 16, 2026 Estimated-size surface
Storm date Le Mars / IA

May 16, 2026

1"
Signatures 1" Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Le Mars, IA on May 15, 2026 Estimated-size surface
Storm date Le Mars / IA

May 15, 2026

1.75"
Signatures 1.75" Estimated 1"
No ground reports filed Open report →

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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 15, 2026.