/ Storm field report · Ellis

Hail in Hays · May 16, 2026

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

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Peak hail signal 0" ≈ 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 · May 16, 2026 · noon–noon UTC

Severity

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

Composite score · 0.0 / 10
Storm severity score

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

0.0 /10
Peak hail signal
0 /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 Hays saw the hail — from two instruments

May 16, 2026 · Hays, KS

Two instruments, one storm: NEXRAD logs the point signatures it detected overhead, while the estimated-size surface models how large the hail aloft could have grown. Agreement between them is not guaranteed — the gaps are where the model ran ahead of, or behind, the detections.

NEXRAD radar signatures Surface resolved
NEXRAD radar-signature map of the hail storm over Hays, KS on May 16, 2026 Radar signature field

NEXRAD's hail signatures for this storm: the spots the radar detected from above. A detection overhead is not the same thing as a confirmed stone below.

Max size 0" Detections 0
Radar-estimated hail size Surface resolved
Radar-estimated hail-size map of the storm over Hays, KS on May 16, 2026 Estimated size field

Radar-estimated maximum hail size across the swath, modeled from radar aloft. It reflects the biggest stone the storm could support, which may differ from what actually fell.

Max size 0"

The storm in context

Where May 16, 2026 sits in Hays's hail record.

This was Hays's 5th recorded hail day, arriving 7 days after the May 9, 2026 storm. By severity it ranks 13th of the 14 storms we have logged here. Radar put the day's largest stone over Hays at 0" — radar-estimated size aloft.

The May 16, 2026 convective day was bigger than Hays: the same system put hail over 711 other tracked cities, 98 of them in Kansas. Nearest: Brownell (28 miles west, up to 1"); Ransom (33 miles west, up to 1"); Plainville (35 miles north, up to 1.75").

These maps are stills. In the app this date is one of 14 Hays 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 Hays. 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" hail means for Hays 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

Hays hail history

14 recorded storm days in Hays, KS
Radar-estimated hail-size map of the storm over Hays, KS on Aug 15, 2026 Estimated-size surface
Storm date Hays / KS

Aug 15, 2026

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

Jul 9, 2026

1"
Signatures 1" Estimated 0.5"
2 ground reports Open report →
Radar-estimated hail-size map of the storm over Hays, KS on Jul 1, 2026 Estimated-size surface
Storm date Hays / KS

Jul 1, 2026

No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Hays, KS on Jun 9, 2026 Estimated-size surface
Storm date Hays / KS

Jun 9, 2026

1"
Signatures 1" Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Hays, KS on Jun 8, 2026 Estimated-size surface
Storm date Hays / KS

Jun 8, 2026

2.5"
Signatures 2.5" Estimated 1.75"
2 ground reports Open report →
Radar-estimated hail-size map of the storm over Hays, KS on Jun 3, 2026 Estimated-size surface
Storm date Hays / KS

Jun 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 Hays, KS on Jun 1, 2026 Estimated-size surface
Storm date Hays / KS

Jun 1, 2026

1"
Signatures 1"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Hays, KS on May 30, 2026 Estimated-size surface
Storm date Hays / KS

May 30, 2026

2"
Signatures 2" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Hays, KS on May 29, 2026 Estimated-size surface
Storm date Hays / KS

May 29, 2026

1.75"
Signatures 1.75" Estimated 1"
1 ground report Open report →
Radar-estimated hail-size map of the storm over Hays, KS on May 9, 2026 Estimated-size surface
Storm date Hays / KS

May 9, 2026

1"
Signatures 1" Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Hays, KS on Apr 26, 2026 Estimated-size surface
Storm date Hays / KS

Apr 26, 2026

1.75"
Signatures 1.75" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Hays, KS on Apr 9, 2026 Estimated-size surface
Storm date Hays / KS

Apr 9, 2026

0.5"
Signatures 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Hays, KS on Apr 8, 2026 Estimated-size surface
Storm date Hays / KS

Apr 8, 2026

1"
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 Aug 16, 2026.