/ Storm field report · Duval

Hail in Jacksonville · Sep 11, 2026

Hit 3 days ago

The estimated-size surface reached 0.5" aloft; NEXRAD logged no point detections over Jacksonville 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 4,905
Ground reports 0 none filed
Radar surfaces 1 Estimated size only

Convective day · Sep 11, 2026 · noon–noon UTC

Severity

The 15th most severe storm Jacksonville has seen in the last 12 months

Composite score · 2.6 / 10
Storm severity score

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

2.6 /10
Peak hail signal
13 /100

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

Homes exposed
74 /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 Jacksonville saw the hail — from two instruments

Sep 11, 2026 · Jacksonville, FL

Each storm gets two readings: the radar signatures NEXRAD recorded as the cells passed overhead, and a modeled estimate of hail size in the air. They are independent surfaces, so a mismatch between them is expected — and worth reading.

Radar-estimated hail size Surface resolved
Radar-estimated hail-size map of the storm over Jacksonville, FL on Sep 11, 2026 Estimated size field

Radar-estimated hail size over the swath. The model reports the biggest stone the storm could sustain in the air; what actually fell may have been smaller.

Max size 0.5"

Only the radar-estimated size surface resolved for Sep 11, 2026 — this storm produced no NEXRAD point detections over Jacksonville, so there is one map to show, not two.

The storm in context

Where Sep 11, 2026 sits in Jacksonville's hail record.

This was Jacksonville's 27th recorded hail day, arriving 17 days after the Aug 25, 2026 storm. By severity it ranks 15th of the 28 storms we have logged here. Radar put the day's largest stone over Jacksonville at 0.5" — radar-estimated size aloft.

The Sep 11, 2026 convective day was bigger than Jacksonville: the same system put hail over 322 other tracked cities, 7 of them in Florida. Nearest: Fernandina Beach (30 miles northeast, up to 0.5"); Yulee (35 miles north, up to 0.75"); New Smyrna Beach (93 miles southeast, up to 0.5").

These maps are stills. In the app this date is one of 28 Jacksonville 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 Jacksonville, 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 0.5" hail means for Jacksonville 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

Roofing exposure

What this storm is worth to a roofer.

4,905 homes × $12,000 avg. claim

Potential roof exposure

$59M

Potential roof exposure — 4,905 homes × the ~$12,000 industry-average hail roof claim. Exposure, not confirmed damage.

Illustrative jobs
25 jobs
Illustrative work
~$375K

Close just 0.5% of the 4,905 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 $1,030 on top of the $150 plan.

Jacksonville hail history

28 recorded storm days in Jacksonville, FL
Radar-estimated hail-size map of the storm over Jacksonville, FL on Sep 12, 2026 Estimated-size surface
Storm date Jacksonville / FL

Sep 12, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on Aug 25, 2026 Estimated-size surface
Storm date Jacksonville / FL

Aug 25, 2026

1.25"
Estimated 1.25"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on Aug 20, 2026 Estimated-size surface
Storm date Jacksonville / FL

Aug 20, 2026

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

Aug 19, 2026

0.75"
Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on Aug 18, 2026 Estimated-size surface
Storm date Jacksonville / FL

Aug 18, 2026

1"
Estimated 1"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on Aug 14, 2026 Estimated-size surface
Storm date Jacksonville / FL

Aug 14, 2026

0.75"
Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on Aug 13, 2026 Estimated-size surface
Storm date Jacksonville / FL

Aug 13, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on Aug 12, 2026 Estimated-size surface
Storm date Jacksonville / FL

Aug 12, 2026

0.75"
Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on Aug 10, 2026 Estimated-size surface
Storm date Jacksonville / FL

Aug 10, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on Aug 5, 2026 Estimated-size surface
Storm date Jacksonville / FL

Aug 5, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on Aug 4, 2026 Estimated-size surface
Storm date Jacksonville / FL

Aug 4, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on Jul 30, 2026 Estimated-size surface
Storm date Jacksonville / FL

Jul 30, 2026

1"
Signatures 1" Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on Jul 29, 2026 Estimated-size surface
Storm date Jacksonville / FL

Jul 29, 2026

1.25"
Signatures 1.25" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on Jul 28, 2026 Estimated-size surface
Storm date Jacksonville / FL

Jul 28, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on Jul 25, 2026 Estimated-size surface
Storm date Jacksonville / FL

Jul 25, 2026

1.5"
Signatures 1.5" Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on Jul 20, 2026 Estimated-size surface
Storm date Jacksonville / FL

Jul 20, 2026

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

Jul 11, 2026

2.5"
Signatures 2.5" Estimated 1.25"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on Jul 9, 2026 Estimated-size surface
Storm date Jacksonville / FL

Jul 9, 2026

1.75"
Signatures 1.75" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on Jul 5, 2026 Estimated-size surface
Storm date Jacksonville / FL

Jul 5, 2026

1.5"
Signatures 1.5" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on Jun 27, 2026 Estimated-size surface
Storm date Jacksonville / FL

Jun 27, 2026

2"
Signatures 2" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on Jun 26, 2026 Estimated-size surface
Storm date Jacksonville / FL

Jun 26, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on Jun 25, 2026 Estimated-size surface
Storm date Jacksonville / FL

Jun 25, 2026

0.75"
Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on Jun 23, 2026 Estimated-size surface
Storm date Jacksonville / FL

Jun 23, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on Jun 22, 2026 Estimated-size surface
Storm date Jacksonville / FL

Jun 22, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on Jun 19, 2026 Estimated-size surface
Storm date Jacksonville / FL

Jun 19, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on Jun 13, 2026 Estimated-size surface
Storm date Jacksonville / FL

Jun 13, 2026

0.75"
Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Jacksonville, FL on May 31, 2026 Estimated-size surface
Storm date Jacksonville / FL

May 31, 2026

1.25"
Signatures 1.25" Estimated 0.75"
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 13, 2026.