/ Storm field report · Logan

Hail in Crook · Jul 7, 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 · Jul 7, 2026 · noon–noon UTC

Severity

The 14th most severe storm Crook 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 Crook saw the hail — from two instruments

Jul 7, 2026 · Crook, CO

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 Crook, CO on Jul 7, 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 Crook, CO on Jul 7, 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"

The storm in context

Where Jul 7, 2026 sits in Crook's hail record.

This was Crook's 10th recorded hail day, arriving 3 days after the Jul 4, 2026 storm. By severity it ranks 14th of the 14 storms we have logged here. Radar put the day's largest stone over Crook at 0" — radar-estimated size aloft.

The Jul 7, 2026 convective day was bigger than Crook: the same system put hail over 568 other tracked cities, 13 of them in Colorado. Nearest: Chappell (19 miles northeast, up to 0.5"); Haxtun (20 miles southeast, up to 0"); Sidney (23 miles northwest, up to 1.25").

These maps are stills. In the app this date is one of 14 Crook 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.

For this storm over Crook, the NWS report log is empty — a common outcome, since ground reports only happen when someone witnesses the hail and takes the time to call it in. The detection record for the date lives in the radar maps above.

Below the severe threshold

What 0" hail means for Crook 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

Crook hail history

14 recorded storm days in Crook, CO
Radar-estimated hail-size map of the storm over Crook, CO on Sep 5, 2026 Estimated-size surface
Storm date Crook / CO

Sep 5, 2026

1.5"
Estimated 1.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Crook, CO on Aug 25, 2026 Estimated-size surface
Storm date Crook / CO

Aug 25, 2026

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

Aug 9, 2026

1"
Estimated 1"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Crook, CO on Jul 9, 2026 Estimated-size surface
Storm date Crook / CO

Jul 9, 2026

1.5"
Signatures 1.5" Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Crook, CO on Jul 4, 2026 Estimated-size surface
Storm date Crook / CO

Jul 4, 2026

1.5"
Signatures 1.5" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Crook, CO on Jul 2, 2026 Estimated-size surface
Storm date Crook / CO

Jul 2, 2026

1.25"
Signatures 1.25" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Crook, CO on Jul 1, 2026 Estimated-size surface
Storm date Crook / CO

Jul 1, 2026

3.5"
Signatures 3.5" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Crook, CO on Jun 30, 2026 Estimated-size surface
Storm date Crook / CO

Jun 30, 2026

2.5"
Signatures 2.5" Estimated 2.25"
2 ground reports Open report →
Radar-estimated hail-size map of the storm over Crook, CO on Jun 24, 2026 Estimated-size surface
Storm date Crook / CO

Jun 24, 2026

2"
Estimated 2"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Crook, CO on Jun 23, 2026 Estimated-size surface
Storm date Crook / CO

Jun 23, 2026

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

Jun 8, 2026

1"
Signatures 1" Estimated 0.5"
No ground reports filed Open report →
NEXRAD radar-signature map of the hail storm over Crook, CO on Jun 6, 2026 NEXRAD surface
Storm date Crook / CO

Jun 6, 2026

0.75"
Signatures 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Crook, CO on May 16, 2026 Estimated-size surface
Storm date Crook / CO

May 16, 2026

1"
Signatures 1" 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 Sep 6, 2026.