Hail History

Hail history for LaSalle County, Illinois

Every NOAA hail report filed in LaSalle County since 1957, with preliminary National Weather Service reports to November 3, 2026.

Readout · LaSalle County

Last hail
Aug 21, 2026
1.50 in, ping pong ball size · preliminary
Hail days, last 5 years
10
since Nov 3, 2021 · 25 reports
Largest ever
3.75 in
teacup · Jul 13, 2015

176 reports on 103 days since 1957 · #22 of 103 Illinois counties

Hail map · LaSalle County

Ottawa Mendota LaSalle Streator Marseilles Earlville 25 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
168 most recent reports with a location. Dot size and colour follow hail size. Open street map

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What the record says about LaSalle County

The latest hail report in LaSalle County is from August 21, 2026, 1.50 in (ping pong ball size). Since November 3, 2021 there have been 10 separate hail days; the biggest stones in that time were 2.50 in on April 4, 2023.

Over the 20 years 2006–2025, LaSalle County logged 100 reports on 53 hail days, about 5.0 reports a year. That is about twice the median Illinois county (2.6 a year) and ranks #22 of 103 Illinois counties for all-time reports. LaSalle County holds 1% of all 12,418 hail reports in Illinois.

7% of reports with a size were 2 inches (hen egg) or larger, against 5% for the median Illinois county. The largest hail on record here is 3.75 in (teacup) on July 13, 2015 near 0.58 ENE Marseilles.

Reports were down 44% in 2016–2025 (36) compared with 2006–2015 (64). The busiest year was 2006, with 22 reports on 9 days. Hail here peaks in April (25% of reports); 53% fall between April and June.

Reports a year 2006–2025 average

  • LaSalle County 5.0
  • Median Illinois county 2.6

Hail days 2006–2025

  • LaSalle County 53
  • Median Illinois county 34

Share 2 in or larger of sized reports

  • LaSalle County 7%
  • Median Illinois county 5%

Hail over time

0102030 1957: 1 reports, largest 1.75 in 1960 1969: 1 reports, largest 0.75 in 1970 1974: 1 reports, largest 0.75 in 1975: 1 reports, largest 0.75 in 1977: 1 reports, largest 1.75 in 1979: 2 reports, largest 0.75 in 1980 1984: 1 reports, largest 1.00 in 1985: 2 reports, largest 2.00 in 1989: 1 reports, largest 1.00 in 1990: 1 reports, largest 2.00 in 1990 1991: 5 reports, largest 1.75 in 1992: 3 reports, largest 2.75 in 1995: 7 reports, largest 1.75 in 1996: 3 reports, largest 1.00 in 1997: 1 reports, largest 1.75 in 1998: 3 reports, largest 2.25 in 1999: 2 reports, largest 1.75 in 2000: 2 reports, largest 1.75 in 2000 2001: 3 reports, largest 1.00 in 2003: 15 reports, largest 1.75 in 2004: 10 reports, largest 2.75 in 2005: 5 reports, largest 1.75 in 2006: 22 reports, largest 1.75 in 2007: 2 reports, largest 1.50 in 2008: 8 reports, largest 1.00 in 2009: 1 reports, largest 0.88 in 2010: 4 reports, largest 1.00 in 2010 2011: 8 reports, largest 1.75 in 2012: 6 reports, largest 1.00 in 2013: 8 reports, largest 1.25 in 2014: 1 reports, largest 1.00 in 2015: 4 reports, largest 3.75 in 2016: 3 reports, largest 1.25 in 2017: 6 reports, largest 2.75 in 2019: 2 reports, largest 1.00 in 2020: 3 reports, largest 0.88 in 2020 2021: 2 reports, largest 2.00 in 2022: 1 reports, largest 0.88 in 2023: 18 reports, largest 2.50 in 2025: 1 reports, largest 1.00 in 2026: 5 reports, largest 1.75 in
Reports per year, 1957–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
0204060 January: 1 reports (1%) Jan February: 2 reports (1%) Feb March: 28 reports (16%) Mar April: 44 reports (25%) Apr May: 28 reports (16%) May June: 21 reports (12%) Jun July: 23 reports (13%) Jul August: 12 reports (7%) Aug September: 12 reports (7%) Sep October: 1 reports (1%) Oct November: 4 reports (2%) Nov Dec
All 176 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 221 5
2025 1 1
2024 0
2023 1161 18
2022 1 1
2021 2 2
2020 12 3
2019 11 2
2018 0
2017 213 6

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Aug 21, 2026 1 1.50 in View
Apr 13, 2026 1 1.00 in —
Apr 2, 2026 1 1.00 in —
Mar 10, 2026 2 1.75 in —
Mar 19, 2025 1 1.00 in —
May 7, 2023 1 1.00 in —
Apr 19, 2023 7 1.75 in —
Apr 4, 2023 9 2.50 in —
Mar 26, 2023 1 1.25 in —
Apr 30, 2022 1 0.88 in —

Largest hail on record

Largest hail reports in LaSalle County
Date Size Location Damage Time · source
Jul 13, 2015 3.75 inteacup 0.58 ENE Marseilles $1.0 million 16:49 local · NCEI
Feb 28, 2017 2.75 inbaseball Ottawa — 16:43 local · NCEI
Jul 13, 2004 2.75 inbaseball Utica — 12:20 local · NCEI
Apr 15, 1992 2.75 inbaseball — — 16:45 local · NCEI
Apr 4, 2023 2.50 intennis ball Leland — 11:24 local · NCEI

Sizes filed before 1996 are often rough estimates (round numbers like 7.00 or 8.00 in) without an exact spot; they are shown as NOAA filed them.

Size of every report

Most recent reports

Most recent hail reports in LaSalle County
Date Size Location Time · source
Aug 21, 2026 1.50 inping pong ball 3 N Mendota 23:05 UTC · NWS prelim.
Apr 13, 2026 1.00 inquarter Marseilles 12:54 local · NCEI
Apr 2, 2026 1.00 inquarter 2.32 NNW North Utica 18:22 local · NCEI
Mar 10, 2026 1.00 inquarter Earlville 18:43 local · NCEI
Mar 10, 2026 1.75 ingolf ball 1.43 WSW Lake Holiday 18:31 local · NCEI
Mar 19, 2025 1.00 inquarter 2.59 SW Meriden 14:26 local · NCEI
May 7, 2023 1.00 inquarter 0.59 NNE Mendota 18:00 local · NCEI
Apr 19, 2023 1.00 inquarter 0.69 S Leland 15:46 local · NCEI
Apr 19, 2023 1.25 inhalf dollar 1.7 ENE Earlville 15:34 local · NCEI
Apr 19, 2023 1.75 ingolf ball 2.76 N Earlville 14:57 local · NCEI
Apr 19, 2023 1.75 ingolf ball 0.86 NW Meriden 14:43 local · NCEI
Apr 19, 2023 1.00 inquarter 0.49 NNE Mendota 14:34 local · NCEI

Cities and towns in LaSalle County

PlaceReportsLargest
Ottawa214.00 in
Mendota202.00 in
LaSalle192.50 in
Streator171.75 in
Marseilles143.75 in
Earlville112.50 in

Smaller places with fewer than 10 reports

These places have too few reports for a page of their own, so their record lives here.

PlaceReportsHail daysLatest
Leonore66Mar 12, 2006
Oglesby55Nov 17, 2013
Sheridan54Mar 26, 2023
North Utica44Apr 2, 2026
Tonica43Mar 12, 2006
Cedar Point33Mar 30, 2005
Dana33Apr 14, 2006
Leland32Apr 19, 2023
Lostant33Mar 15, 2016
Aroma Park22May 17, 2006
Grand Ridge22Apr 30, 2022
Lake Holiday22Mar 10, 2026
Ransom22Mar 12, 2006
Rutland22Aug 9, 2012
Troy Grove22Apr 4, 2023
Harding11Apr 20, 2004
Seneca11Mar 30, 2005
Serena11May 9, 2004
Triumph11Aug 5, 1979

Questions about hail in LaSalle County

How often does it hail in LaSalle County, Illinois?

176 hail reports have been logged in LaSalle County since 1957. Over the 20 years 2006–2025 that averages 5.0 reports a year. That ranks #22 of 103 Illinois counties by number of reports.

When is hail season in LaSalle County?

Most reports come in April, March, May. April alone accounts for 25% of all reports.

What is the largest hail recorded in LaSalle County?

3.75 in (teacup size) on July 13, 2015 near 0.58 ENE Marseilles. 7% of reports here were 2 inches or larger.

When did it last hail in LaSalle County?

The most recent report in this data is from August 21, 2026 (1.50 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

How many hail storms has LaSalle County had in the last five years?

10 separate days with hail reports since November 3, 2021, adding up to 25 reports. The most recent was August 21, 2026.

Where does this hail data come from?

Hail reports come from the NOAA NCEI Storm Events Database, which the National Weather Service compiles from spotter, public, law enforcement and media reports. Recent days use preliminary NWS Local Storm Reports via the Iowa Environmental Mesonet until NOAA publishes final data. Only reported hail is counted, so areas with fewer people tend to have fewer reports.