163
Recorded events
0
Direct deaths
0
Direct injuries
$99K
Property damage
Hail in Whiteside County, Illinois: 163 recorded events between 1964 and 2026. The strongest on record measured 2. That places the county #836 nationally and #24 statewide for this hazard.
Decade by decade
Hail in Whiteside County, Illinois: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for hail in Whiteside County is the 2000s, when 51 of the county's 163 recorded events were logged. Comparing decades is useful for spotting active periods, but the earliest years are thin because systematic reporting for this hazard began later.
Within the Whiteside County archive, hail makes up 29.3% of all recorded severe weather across 8 hazard types. Nationally the county sits at #836 for this hazard and #24 within Illinois, putting it in the 73.0 percentile of all U.S. counties.
Seasonality
Events by month
May is the peak month for hail in Whiteside County with 51 recorded events, while Jan is the quietest. Seasonality here is a property of the archive as much as the climate: reports cluster where population and spotter networks are densest.
Most recent
Latest recorded events
| Date | Location | Magnitude | Damage |
|---|---|---|---|
| Apr 2, 2026 | STERLING ARPT | 1.5 | $0 |
| Mar 10, 2026 | FULTON | 1 | $0 |
| Mar 10, 2026 | ALBANY | 1 | $0 |
| May 15, 2025 | DEER GROVE | 1.25 | $0 |
| Aug 5, 2024 | PENROSE | 1.75 | $0 |
| May 7, 2024 | GRIMES ADDITION | 1 | $0 |
| May 7, 2024 | TAMPICO | 1 | $0 |
| Mar 4, 2024 | ROCK FALLS | 1 | $0 |
| Feb 27, 2024 | STERLING ARPT | 0.88 | $0 |
| Feb 27, 2024 | STERLING ARPT | 0.88 | $0 |
Other hazards here
More from Whiteside County
- Thunderstorm Wind 273
- Tornado 43
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
Rapid developing thunderstorms produced golf-ball size hail, twice, at Morrison, Illinois. Both severe thunderstorms were about half an hour apart and moved northeast at 35 mph. The second storm arrived with a stronger punch of wind with measured wind gusts recorded at 68 mph. Numerous tree limbs were blown down. No dollar amounts were reported, but crop damage had to be significant considering the time of year.
A small band of severe thunderstorms moved southeast out of Minnesota and Wisconsin into northwest Illinois during the late afternoon and early evening hours. Numerous tree limbs were blown down in Sterling. Nickel size hail was reported but little if any hail damage reported.
A small band of severe thunderstorms moved southeast out of Minnesota and Wisconsin into northwest Illinois during the late afternoon and early evening hours. Numerous tree limbs were blown down in Sterling. Nickel size hail was reported but little if any hail damage reported.
Quick answers
Frequently asked
How many hail events are on record in Whiteside County, Illinois?
163 hail events are recorded in Whiteside County between 1964 and 2026, causing 0 direct deaths.
What is the strongest hail recorded in Whiteside County?
The strongest hail on record in Whiteside County measured 2.
Where does the hail data for Whiteside County come from?
All events come from the NOAA/NCEI Storm Events Database, the federal public-domain archive of severe weather reports. Dates are UTC, damage is as reported and not inflation-adjusted, and the most recent entries may still be revised.
Cite this page
“Hail in Whiteside County, Illinois.” Severe Weather History. severeweatherhistory.com/county/illinois/whiteside-county/hail/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.