Hail in Grundy County, IA
NOAA radar has confirmed 1 hail event of 1 inch or larger in Grundy County since 2026, the largest 1.8″ (golf ball) on April 14, 2026. The most recent confirmed hail was April 14, 2026.
Did hail hit your exact address?
This page covers the whole area. Enter your address to see what NOAA radar detected over your specific roof - free, in seconds.
About Grundy County, IA
Grundy County sits on the gently rolling farmland of north-central Iowa, open prairie country where there is little terrain to slow approaching storms. Hail is occasional but can grow sizable when warm, moist Gulf air collides with a spring cold front or surface boundary, a classic Midwestern setup for strong updrafts. The Des Moines (KDMX) radar scans from roughly 67 miles to the southwest, far enough that its beam reads storm tops more clearly than the air just above the fields.
The hail record for Grundy County, IA
April does most of the damage here; Grundy County is comparatively quiet the rest of the year.
Damaging hail is the exception rather than the rule in Grundy County, but the record shows it does reach 1.8″ when it arrives.
Common questions
How often does it hail in Grundy County?
NOAA radar has confirmed 1 severe hail event (1 inch or larger) in the Grundy County area since 2026.
When is hail season in Grundy County?
Hail in Grundy County is concentrated in April, within a season that runs spring into early summer.
What's the largest hail recorded in Grundy County?
Radar confirmed 1.8-inch hail, about golf ball size, on April 14, 2026.
Does homeowner's insurance cover hail damage?
Hail is a covered peril under most standard homeowner's policies (typically HO-3), subject to your deductible. Whether you have replacement-cost or actual-cash-value coverage makes a big difference in what's paid out. Your declarations page will say which.
Did it hail in Grundy County in 2026?
Yes, 1 confirmed hail event so far in 2026, most recently April 14, 2026.
How much does hail roof damage cost to repair?
It ranges widely. Minor repairs can run a few hundred dollars, while a full roof replacement on an average home often runs $8,000–$20,000+ depending on size, pitch, and material. What you actually pay depends on your deductible and whether your policy is replacement-cost or actual-cash-value.
Can I protect my roof from hail?
You can't stop hail, but impact-resistant (Class 4) shingles hold up far better than standard asphalt and often earn an insurance discount. If you're replacing a roof in a hail-prone area, they're worth pricing out.
Recent confirmed hail near Grundy County, IA
What this means for your home
Damage can be invisible from the ground
At Grundy County's typical sizes, hail often bruises shingles and loosens granules without obvious holes, shortening roof life in ways that are easy to miss until the next storm or an inspection.
Document before you repair
If you suspect hail damage, photograph it and note the storm's date before making any repairs. Undocumented or already-fixed damage is much harder to claim later.
Know your hail deductible
Many policies in hail-prone states use a percentage deductible, often 1–2% of the home's insured value rather than a flat dollar amount. On a $400,000 home that can be $4,000–$8,000 out of pocket before coverage starts, so it's worth checking your declarations page before a storm.
Claims have deadlines
Policies set a deadline for hail-damage claims, and state law may also apply. Windows range from months to several years depending on your state and policy. Knowing the exact date hail hit your address helps you file on time.
Replacement cost vs. actual cash value
An RCV policy pays to replace your roof at today's prices; an ACV policy subtracts depreciation for the roof's age, which can mean a much smaller check on an older roof. Knowing which you carry shapes what a hail claim is actually worth.
Keep a 'before' record
Photos of your roof and exterior in good condition make new hail damage much easier to prove later. A few shots now, before the next storm, can save an argument with an adjuster over what's old wear and what's storm damage.
Before you call your insurer
Get the radar evidence for your address.
A NOAA Radar Evidence Report documents exactly what federal radar recorded at your address - hail size, date, and signature - in a formatted PDF you can attach to a claim. Built entirely from public NOAA data.
Events are NOAA/NWS Severe Thunderstorm Warnings with confirmed hail ≥ 1 inch, matched to this county by the warning centroid. Federal public-domain data. A confirmed event indicates radar-detected hail over the area, not a guarantee of damage to any specific property.