/ Storm field report · Sullivan

Hail in Milan · Apr 15, 2026

The estimated-size surface reached 0.5" aloft; NEXRAD logged no point detections over Milan that day. Open it on the live map to see the swath over the streets.

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Peak hail signal 0.5" ≈ pea to penny · radar-estimated size aloft
Homes in the hail footprint 0
Ground reports 0 none filed
Radar surfaces 1 Estimated size only

Convective day · Apr 15, 2026 · noon–noon UTC

Severity

The 13th most severe storm Milan has seen in the last 12 months

Composite score · 0.8 / 10
Storm severity score

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

0.8 /10
Peak hail signal
13 /100

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

Homes exposed
0 /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 Milan saw the hail — from two instruments

Apr 15, 2026 · Milan, MO

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 Milan, MO on Apr 15, 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 0.5"

Only the radar-estimated size surface resolved for Apr 15, 2026 — this storm produced no NEXRAD point detections over Milan, so there is one map to show, not two.

The storm in context

Where Apr 15, 2026 sits in Milan's hail record.

This was Milan's 3rd recorded hail day, arriving 15 days after the Mar 31, 2026 storm. By severity it ranks 13th of the 13 storms we have logged here. Radar put the day's largest stone over Milan at 0.5" — radar-estimated size aloft.

The Apr 15, 2026 convective day was bigger than Milan: the same system put hail over 425 other tracked cities, 59 of them in Missouri. Nearest: Lucerne (15 miles north, up to 0.5"); Unionville (21 miles northeast, up to 0.75"); Powersville (21 miles north, up to 0.75").

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

Below the severe threshold

What 0.5" hail means for Milan roofs.

Radar signals under three-quarters of an inch stay below the National Weather Service severe threshold and generally indicate lower roof risk. Older or already-worn materials can still show effects, but radar alone cannot determine whether a specific roof was damaged.

Radar reading · not confirmed damage

Milan hail history

13 recorded storm days in Milan, MO
Radar-estimated hail-size map of the storm over Milan, MO on Sep 15, 2026 Estimated-size surface
Storm date Milan / MO

Sep 15, 2026

0.75"
Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Milan, MO on Aug 19, 2026 Estimated-size surface
Storm date Milan / MO

Aug 19, 2026

0.75"
Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Milan, MO on Aug 12, 2026 Estimated-size surface
Storm date Milan / MO

Aug 12, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Milan, MO on Jul 20, 2026 Estimated-size surface
Storm date Milan / MO

Jul 20, 2026

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

Jun 11, 2026

1.5"
Estimated 1.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Milan, MO on Jun 10, 2026 Estimated-size surface
Storm date Milan / MO

Jun 10, 2026

1.5"
Estimated 1.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Milan, MO on Jun 6, 2026 Estimated-size surface
Storm date Milan / MO

Jun 6, 2026

1"
Signatures 1" Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Milan, MO on May 18, 2026 Estimated-size surface
Storm date Milan / MO

May 18, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Milan, MO on May 16, 2026 Estimated-size surface
Storm date Milan / MO

May 16, 2026

2.5"
Signatures 2.5" Estimated 2"
3 ground reports Open report →
Radar-estimated hail-size map of the storm over Milan, MO on Apr 17, 2026 Estimated-size surface
Storm date Milan / MO

Apr 17, 2026

2.25"
Signatures 2.25" Estimated 1.25"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Milan, MO on Mar 31, 2026 Estimated-size surface
Storm date Milan / MO

Mar 31, 2026

1"
Signatures 1" Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Milan, MO on Mar 10, 2026 Estimated-size surface
Storm date Milan / MO

Mar 10, 2026

1"
Estimated 1"
1 ground report 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 16, 2026.