HailEvidence NWS storm records · per-address verification

HailEvidencehail history → Altoona, WI

Altoona, WI hail history

Every figure below is from the NOAA NCEI Storm Events Database — the official NWS record — counting events recorded within 10 miles of the Altoona city centroid, 1950 to present.

130hail events since 1950
69≥ 1.00" (quarter) or larger
4.00"largest on record · 2025-05-15
2025-05-15most recent hail event

Check hail at your exact Altoona address — free

Hail by year — last 15 years

YearHail events ≤ 10 miLargest hail
2026 0
2025 6 4.00" (softball)
2024 0
2023 0
2022 0
2021 4 1.00" (quarter)
2020 4 1.25" (half dollar)
2019 0
2018 7 1.00" (quarter)
2017 2 0.88" (nickel)
2016 1 0.88" (nickel)
2015 0
2014 6 1.00" (quarter)
2013 5 1.00" (quarter)
2012 4 1.75" (golf ball)

Note: the current and prior year reflect the latest NCEI compile and grow as NWS finalizes reports; same-day activity appears on this site's storm-day pages before it reaches this table.

Wind and tornado record

Most recent recorded events

DateTypeMagnitudeDistance
2025-07-28 Thunderstorm Wind 60 mph 3.3 mi
2025-05-15 Hail 2.00" 4.9 mi
2025-05-15 Hail 4.00" 1.6 mi
2025-05-15 Hail 2.75" 0.8 mi
2025-05-15 Hail 2.25" 2.8 mi
2025-05-15 Hail 2.00" 6.3 mi
2025-05-15 Hail 1.75" 10 mi
2024-08-29 Thunderstorm Wind 60 mph 3.5 mi
2024-08-29 Thunderstorm Wind 64 mph 10 mi
2024-08-26 Thunderstorm Wind 63 mph 3.3 mi

2025-07-28: “About one dozen trees across roads in various parts of Eau Claire. Some power lines also down.”

2025-05-15: “Two rounds of hail fell near Deerfield Road south of Eau Claire over the course of about 15 minutes. The largest hail report was 2 inches in diameter around the intersection of Deerfield and State Highway 93.”

2025-05-15: “Several reports of large hail fell near US-35 between Eau Claire and Altoona. The largest report was up to 4 inches in diameter. There was also a report of damage to siding due to the large hail.”

Storm-day records for Altoona — “did it hail on this date?”

Each recorded hail day in Altoona has its own page with the official NWS reports for that date.

Disputing a claim at a Altoona address?

This page covers the city. A claim is argued about one property, so start with the free address check — it counts the recorded events around your address, not the city centroid.

Check hail at your Altoona address — free

Type a street address. We measure it against every hail event the National Weather Service recorded in the last 10 years and show you how many fall within 1, 3 and 10 miles — free, instantly, nothing stored. Rural property with no street address? Enter coordinates as 44.05, -107.31.

Address lookup by the U.S. Census Bureau geocoder. Records: NOAA NCEI Storm Events (final) plus SPC preliminary reports for storms newer than the latest compile — see methodology.

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NWS records are point and path observations. The absence of a nearby report does NOT prove that no hail fell at this address — it means no observation was logged nearby. A report of nearby hail documents the event; it does not by itself prove damage to a specific structure.

source: NOAA NCEI Storm Events computed 2026-07-25