Hail in Sierra County, CA
Hail turns up in Sierra County on a regular basis. NOAA radar has confirmed 8 hail events of 1 inch or larger in Sierra County since 2025, the largest 1″ (quarter) on May 3, 2026. The most recent confirmed hail was May 3, 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 Sierra County, CA
Sierra County lies high in the northern Sierra Nevada of California, a rugged landscape of forested peaks and mountain valleys near the Nevada line. Hail is uncommon and tied to terrain; summer afternoon heating over the high country can build localized thunderstorms that occasionally drop small, pea to marble sized stones, but organized severe hail is rare in these mountains. The Reno (KRGX) radar, about 57 miles to the east, is the closest watch, far enough that intervening high terrain limits how much it sees near the surface.
The hail record for Sierra County, CA
Hail is a recurring threat in Sierra County, with 8 confirmed events on record since 2025.
The dangerous window runs spring into early summer, with August the busiest month on record.
Common questions
How often does it hail in Sierra County?
NOAA radar has confirmed 8 severe hail events (1 inch or larger) in the Sierra County area since 2025.
When is hail season in Sierra County?
Hail in Sierra County is concentrated in August, within a season that runs spring into early summer.
What's the largest hail recorded in Sierra County?
Radar confirmed 1-inch hail, about quarter size, on May 3, 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.
Is Sierra County's hail big enough to damage a roof?
It can be. Asphalt shingles can begin showing functional damage in the ¾-to-1-inch range, and Sierra County's confirmed hail reaches 1″. At these sizes damage is often hard to see from the ground, so whether it's a claimable loss depends on shingle type, age, and an inspection.
Will it hail again in Sierra County this year?
Sierra County's record already includes more than one confirmed event in a single season. That's what the data shows so far, not a prediction for any given season.
Did it hail in Sierra County in 2026?
Yes, 2 confirmed hail events so far in 2026, most recently May 3, 2026.
Recent confirmed hail near Sierra County, CA
What this means for your home
Damage can be invisible from the ground
At Sierra 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.
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.
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.
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.
Get more than one estimate
After a damaging storm, reputable local roofers get busy and out-of-town crews flood in. Get multiple written estimates and verify licensing and local references before signing anything.
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.