/ Storm field report · McHenry

Hail in Upham · Sep 7, 2026

Hit 5 days ago

The estimated-size surface reached 0.75" aloft; NEXRAD logged no point detections over Upham that day. Open it on the live map to see the swath over the streets.

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Peak hail signal 0.75" ≈ penny to nickel · radar-estimated size aloft
Homes in the hail footprint 163
Ground reports 0 none filed
Radar surfaces 1 Estimated size only

Convective day · Sep 7, 2026 · noon–noon UTC

Severity

The most severe storm Upham 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
19 /100

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

Homes exposed
44 /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 Upham saw the hail — from two instruments

Sep 7, 2026 · Upham, ND

We map this storm two ways: the NEXRAD radar signatures the storm produced overhead, and the radar-estimated size of the hail in the air. The two surfaces don’t have to match — where they diverge is where estimated size aloft ran ahead of, or behind, what the signatures caught.

Radar-estimated hail size Surface resolved
Radar-estimated hail-size map of the storm over Upham, ND on Sep 7, 2026 Estimated size field

Maximum hail size as estimated from radar aloft. Treat it as the storm's ceiling — the largest supportable stone — rather than a ground measurement.

Max size 0.75"

Only the radar-estimated size surface resolved for Sep 7, 2026 — this storm produced no NEXRAD point detections over Upham, so there is one map to show, not two.

The storm in context

Where Sep 7, 2026 sits in Upham's hail record.

This was Upham's 3rd recorded hail day, arriving 64 days after the Jul 5, 2026 storm. By severity it ranks 1st of the 3 storms we have logged here. Radar put the day's largest stone over Upham at 0.75" — radar-estimated size aloft.

The Sep 7, 2026 convective day was bigger than Upham: the same system put hail over 163 other tracked cities, 44 of them in North Dakota. Nearest: Bantry (5 miles east, up to 0.75"); Towner (6 miles southeast, up to 1"); Kramer (7 miles north, up to 0.5").

These maps are stills. In the app this date is one of 3 Upham 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 Upham. 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.

Near the severe threshold

What 0.75" hail means for Upham roofs.

A signal this size sits near the National Weather Service severe threshold. Aging shingles and soft metals such as vents, flashing, and gutters may be more vulnerable; roof age, wind, and material condition all matter, and only an inspection can confirm damage.

Radar reading · not confirmed damage

Roofing exposure

What this storm is worth to a roofer.

163 homes × $12,000 avg. claim

Potential roof exposure

$2M

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

Illustrative jobs
1 job
Illustrative work
~$15K

Close just 0.5% of the 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

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 $34 on top of the $150 plan.

Upham hail history

3 recorded storm days in Upham, ND

Take your next area into the field.

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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 8, 2026.