/ Storm field report · Mellette

Hail in White River · Jun 4, 2026

NEXRAD logged 0 hail signatures up to 1"; the estimated-size surface reached 0.75" 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 24
Ground reports 0 none filed
Radar surfaces 2 NEXRAD + estimated size

Convective day · Jun 4, 2026 · noon–noon UTC

Severity

The 9th most severe storm White River has seen in the last 12 months

Composite score · 2.2 / 10
Storm severity score

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

2.2 /10
Peak hail signal
25 /100

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

Homes exposed
28 /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 White River saw the hail — from two instruments

Jun 4, 2026 · White River, SD

Each storm gets two readings: the radar signatures NEXRAD recorded as the cells passed overhead, and a modeled estimate of hail size in the air. They are independent surfaces, so a mismatch between them is expected — and worth reading.

NEXRAD radar signatures Surface resolved
NEXRAD radar-signature map of the hail storm over White River, SD on Jun 4, 2026 Radar signature field

The point detections NEXRAD recorded overhead. Each signature marks where the radar saw hail aloft — it is a detection, not a stone measured on the ground.

Max size 1" Detections 0
Radar-estimated hail size Surface resolved
Radar-estimated hail-size map of the storm over White River, SD on Jun 4, 2026 Estimated size field

Radar-estimated hail size over the swath. The model reports the biggest stone the storm could sustain in the air; what actually fell may have been smaller.

Max size 0.75"

The storm in context

Where Jun 4, 2026 sits in White River's hail record.

This was White River's 2nd recorded hail day, arriving 2 days after the Jun 2, 2026 storm. By severity it ranks 9th of the 13 storms we have logged here. Radar put the day's largest stone over White River at 1" — the largest NEXRAD radar signature.

The Jun 4, 2026 convective day was bigger than White River: the same system put hail over 241 other tracked cities, 80 of them in South Dakota. Nearest: Wood (17 miles southeast, up to 1.75"); Mission (24 miles southeast, up to 1.75"); Murdo (24 miles north, up to 1.75").

These maps are stills. In the app this date is one of 13 White River 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.

No ground reports were filed with the National Weather Service for this storm over White River. That is common: a report depends on someone being there to see it and take the time to call it in. The radar surfaces above are the record here — the storm was detected from above even though no one on the ground logged it.

Damage-capable hail signal

What 1" hail means for White River 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.

24 homes × $12,000 avg. claim

Potential roof exposure

$288K

Potential roof exposure — 24 homes × the ~$12,000 industry-average hail roof claim. Exposure, not confirmed damage.

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 $5 on top of the $150 plan.

White River hail history

13 recorded storm days in White River, SD
Radar-estimated hail-size map of the storm over White River, SD on Aug 27, 2026 Estimated-size surface
Storm date White River / SD

Aug 27, 2026

1.25"
Estimated 1.25"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over White River, SD on Aug 24, 2026 Estimated-size surface
Storm date White River / SD

Aug 24, 2026

1.5"
Estimated 1.5"
1 ground report Open report →
Radar-estimated hail-size map of the storm over White River, SD on Aug 18, 2026 Estimated-size surface
Storm date White River / SD

Aug 18, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over White River, SD on Aug 11, 2026 Estimated-size surface
Storm date White River / SD

Aug 11, 2026

1.75"
Estimated 1.75"
2 ground reports Open report →
Radar-estimated hail-size map of the storm over White River, SD on Jul 30, 2026 Estimated-size surface
Storm date White River / SD

Jul 30, 2026

1.5"
Signatures 1.5" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over White River, SD on Jul 29, 2026 Estimated-size surface
Storm date White River / SD

Jul 29, 2026

1"
Signatures 1" Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over White River, SD on Jul 25, 2026 Estimated-size surface
Storm date White River / SD

Jul 25, 2026

1.25"
Signatures 1.25" Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over White River, SD on Jul 3, 2026 Estimated-size surface
Storm date White River / SD

Jul 3, 2026

1.25"
Signatures 1.25" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over White River, SD on Jul 2, 2026 Estimated-size surface
Storm date White River / SD

Jul 2, 2026

1.75"
Signatures 1.75" Estimated 1.25"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over White River, SD on Jun 28, 2026 Estimated-size surface
Storm date White River / SD

Jun 28, 2026

4"
Signatures 4" Estimated 2.75"
2 ground reports Open report →
Radar-estimated hail-size map of the storm over White River, SD on Jun 20, 2026 Estimated-size surface
Storm date White River / SD

Jun 20, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over White River, SD on Jun 2, 2026 Estimated-size surface
Storm date White River / SD

Jun 2, 2026

2.5"
Signatures 2.5" Estimated 2"
2 ground reports 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 Aug 28, 2026.