Algonquin, IL

Hail map for Algonquin, IL — August 16, 2025

NOAA radar detected hail up to 2.00″ — hen egg size — within 5 miles of Algonquin on August 16, 2025.

Hail swath map for Algonquin, IL on August 16, 2025 showing 2.00 inch hail.
Max hail size
2.00″
hen egg
Impact rating
7/10
from stone size
Size bands over the city
3
distinct radar bands
Measured on the ground
1.50″
5.9 mi away · Public

Sizes come from NOAA MRMS radar (MESH), which runs about ±0.25″ against ground truth. It is canvass-targeting quality, not claim evidence.

Roofing contractors

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Homeowners

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This page covers Algonquin as a whole. Check your own address to see every storm on record for your roof — the date and the stone size for each one — and we'll email you the full report to keep.

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Other towns hit on August 16, 2025

Janesville, WI2.00″Crystal Lake, IL2.00″Lake in the Hills, IL2.00″Belvidere, IL2.00″Machesney Park, IL2.00″Naperville, IL1.50″Arlington Heights, IL1.50″Palatine, IL1.50″Buffalo Grove, IL1.50″Carpentersville, IL1.50″Woodridge, IL1.50″Woodstock, IL1.50″
Every Illinois city hit on August 16, 2025 →

Other hail dates for Algonquin

July 27, 20261.00″June 24, 20261.50″August 27, 20241.00″August 6, 20241.00″July 28, 20231.00″
Every storm over Algonquin →

What people on the ground measured in Algonquin, IL on August 16, 2025

5 reports filed with the National Weather Service — 1 from trained spotters or officials. These are measured stones, not radar estimates, so they are the closest thing to proof that hail actually reached the ground.

  • 1.50″ half dollar size Public
    1 SW Port Barrington, IL · 5.9 mi away4:04 PM CDTMcHenry County

    Relayed via mping.

  • 1.25″ half dollar size Public
    Cary, IL · 4.5 mi away4:05 PM CDTMcHenry County

    Relayed via mping.

  • 1.25″ half dollar size Cocorahs
    1 E Palatine, IL · 14.6 mi away4:25 PM CDTCook County
  • 1.00″ quarter size Public
    Woodstock, IL · 12.5 mi away3:51 PM CDTMcHenry County

    Relayed via mping.

  • 1.00″ quarter size Trained Spotter
    Rolling Meadows, IL · 14.8 mi away4:28 PM CDTCook County

    Harper College. Multiple large branches also broken.

Reports come from the National Weather Service Local Storm Report feed, ingested every 15 minutes. A report records where the observer was, not the full extent of the swath — treat it as evidence about the storm, not about any one roof.

FAQ

Algonquin hail on August 16, 2025

NOAA radar estimated stones up to 2.00 inches — hen egg size — within about 5 miles of Algonquin that day, across 3 distinct size bands. Sizes vary street to street inside a single swath.

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