/ Storm field report · Pennington

Hail in Hill City · Jul 2, 2026

NEXRAD logged 0 hail signatures up to 0"; 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 0.5" ≈ pea to penny · radar-estimated size aloft
Homes in the hail footprint 0
Ground reports 0 none filed
Radar surfaces 2 NEXRAD + estimated size

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

Severity

The 15th most severe storm Hill City 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 Hill City saw the hail — from two instruments

Jul 2, 2026 · Hill City, SD

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 Hill City, SD on Jul 2, 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 0" Detections 0
Radar-estimated hail size Surface resolved
Radar-estimated hail-size map of the storm over Hill City, SD on Jul 2, 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 Jul 2, 2026 sits in Hill City's hail record.

This was Hill City's 7th recorded hail day, arriving 6 days after the Jun 26, 2026 storm. By severity it ranks 15th of the 15 storms we have logged here. Radar put the day's largest stone over Hill City at 0.5" — radar-estimated size aloft.

The Jul 2, 2026 convective day was bigger than Hill City: the same system put hail over 1,147 other tracked cities, 153 of them in South Dakota. Nearest: Rapid City (12 miles northeast, up to 1.75"); Piedmont (26 miles northeast, up to 1"); Sturgis (31 miles northeast, up to 4").

These maps are stills. In the app this date is one of 15 Hill City 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.

Nobody on the ground filed a report over Hill City for this date, which says more about who was watching than about the storm: spotter reports only exist where there is an observer. The radar surfaces above carry the evidence for this one.

Below the severe threshold

What 0.5" hail means for Hill City 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

Hill City hail history

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

Aug 27, 2026

1.25"
Estimated 1.25"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Hill City, SD on Aug 11, 2026 Estimated-size surface
Storm date Hill City / SD

Aug 11, 2026

1.75"
Estimated 1.75"
1 ground report Open report →
Radar-estimated hail-size map of the storm over Hill City, SD on Aug 10, 2026 Estimated-size surface
Storm date Hill City / SD

Aug 10, 2026

2"
Estimated 2"
1 ground report Open report →
Radar-estimated hail-size map of the storm over Hill City, SD on Jul 31, 2026 Estimated-size surface
Storm date Hill City / SD

Jul 31, 2026

1"
Signatures 1" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Hill City, SD on Jul 10, 2026 Estimated-size surface
Storm date Hill City / SD

Jul 10, 2026

0.75"
Signatures 0.75" Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Hill City, SD on Jul 9, 2026 Estimated-size surface
Storm date Hill City / SD

Jul 9, 2026

1"
Signatures 1" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Hill City, SD on Jul 8, 2026 Estimated-size surface
Storm date Hill City / SD

Jul 8, 2026

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

Jul 3, 2026

3"
Signatures 3" Estimated 2.25"
5 ground reports Open report →
Radar-estimated hail-size map of the storm over Hill City, SD on Jun 26, 2026 Estimated-size surface
Storm date Hill City / SD

Jun 26, 2026

1.75"
Signatures 1.75" Estimated 1.25"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Hill City, SD on Jun 21, 2026 Estimated-size surface
Storm date Hill City / SD

Jun 21, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Hill City, SD on Jun 6, 2026 Estimated-size surface
Storm date Hill City / SD

Jun 6, 2026

1"
Signatures 1" Estimated 1"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Hill City, SD on Jun 4, 2026 Estimated-size surface
Storm date Hill City / SD

Jun 4, 2026

2"
Signatures 2" Estimated 1.25"
2 ground reports Open report →
Radar-estimated hail-size map of the storm over Hill City, SD on May 30, 2026 Estimated-size surface
Storm date Hill City / SD

May 30, 2026

1.75"
Signatures 1.75" Estimated 1"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Hill City, SD on May 3, 2026 Estimated-size surface
Storm date Hill City / SD

May 3, 2026

0.5"
Estimated 0.5"
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 Aug 28, 2026.