LIVE · NOAA/SPC DATALAST 30 DAYS

Iowa Hail Map7 Hail Events — Last 30 Days

Iowa sits squarely in the Midwest hail belt, with Des Moines, Cedar Rapids, and the Quad Cities recording consistent hail activity from April through September. This page shows live NOAA/SPC hail reports for Iowa in the last 30 days — updated every 6 hours from official storm data.

Your free 14-day trial unlocks the full interactive app: explore the Iowa hail map, pinpoint storm-hit areas with hail swaths, replay radar, search any ZIP code or address, and organize canvassing work in one place. No card required.
Hail Events
7
Active Days
4
Counties Hit
6
Largest Hail
2.25" (golf ball)

Scope: reported hail across Iowa during the rolling 30-day source window · Retrieved Sep 15, 2026, 8:17 PM UTC

Largest Hail (30 days)
2.25" (golf ball)
Ankeny, Polk Co. · Sep 8, 2026

Top Hail Events — Iowa (Last 30 Days)

Sorted by hail size · Source: NOAA Storm Prediction Center

2.25" (golf ball)
Ankeny, Polk County
Sep 8, 2026 · 10:53 PM
Report of 2.25 inch hail relayed from broadcast media via email. (DMX)
Severe
1.75" (golf ball)
1 NW Bondurant, Polk County
Sep 8, 2026 · 11:17 PM
Report from mPING: Golf Ball (1.75 in.). (DMX)
Severe
1.75" (golf ball)
3 NW Parkersburg, Butler County
Sep 4, 2026 · 8:28 PM
Report from mPING: Golf Ball (1.75 in.). (DMX)
Severe
1.50" (ping pong ball)
Monona, Clayton County
Sep 4, 2026 · 9:23 PM
Picture of a large hailstone shared via NWSChat. (ARX)
Moderate
1.25" (half dollar)
3 ESE Clearfield, Ringgold County
Sep 6, 2026 · 9:05 PM
Via social media. Time and location refined via radar. (DMX)
Moderate

Recent Hail Reports — Iowa

Showing 7 of 7 events across Iowa · Updated every 6 hours

DateLocationCountyHail Size
Sep 8, 20261 NW BondurantPolk1.75" (golf ball)
Sep 8, 2026AnkenyPolk2.25" (golf ball)
Sep 6, 20263 ESE ClearfieldRinggold1.25" (half dollar)
Sep 6, 20262 N AtlanticCass1.00" (quarter)
Sep 4, 2026MononaClayton1.50" (ping pong ball)
Sep 4, 20263 NW ParkersburgButler1.75" (golf ball)
Sep 1, 20262 NNW Orange CitySioux1.00" (quarter)

About These Iowa Hail Reports

THOR displays the most recent reported hail events from the NOAA Storm Prediction Center. Reports are preliminary and may be corrected or updated by the source.

This page is a Iowa statewide summary for the rolling 30-day window. Use THOR’s interactive map to research a ZIP code, address, county, or place and review the broader storm context.

Hail Activity in Iowa: What Contractors Need to Know

Iowa averages 45+ significant hail days per year. The state is frequently impacted by supercell thunderstorms that develop along the dryline in the central Plains and track northeast. The June 2008 Cedar Rapids derecho and hailstorm caused over $100 million in insured losses.

Top Hail Markets in Iowa
  • Des Moines Metro
  • Cedar Rapids
  • Davenport / Quad Cities
  • Sioux City
  • Iowa City
How THOR Helps Iowa Contractors
  • Real-time hail event maps updated from NOAA/SPC data
  • Radar replay — scrub through any storm frame by frame
  • Impact density by county and ZIP code
  • CSV export for SalesRabbit, Spotio, and Excel
  • Push alerts when hail hits your target area
  • Property storm history reports for door-to-door canvassing

Track Iowa Hail Events in Real Time

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