◆ (BMI)BLOOMNGTN/NORMA, IL HAIL HISTORY · MCLEAN COUNTY
(Bmi)Bloomngtn/Norma, IL hail history & hail map
(Bmi)Bloomngtn/Norma, Illinois has had 9 hail events in the past 5 years, with hail up to 2.00″ (Golf Ball). Most recent: May 16, 2025. Free hail map, storm dates and NWS/CoCoRaHS reports.
✓ Data compiled by a degreed meteorologist from NOAA & NWS sources
9Hail events in the past 5 years
2.00″Largest recorded hail · Golf Ball
2.00″Largest ground report (within 3 mi)
1.25″Largest radar-estimated hail

Radar hail swaths (NOAA MRMS MESH) in the past 5 years over (Bmi)Bloomngtn/Norma, shaded by hail size; blue dots are ground reports.
Recent hail storm dates in (Bmi)Bloomngtn/Norma
| Date | Peak hail | Sources |
|---|---|---|
| May 16, 2025 | 2.00″ Golf Ball | 16 ground reports (max 2.00″) |
| May 15, 2025 | 0.62″ Small | 1 ground report (max 0.62″) |
| Oct 25, 2024 | 0.50″ Small | 1 ground report (max 0.50″) |
| Jul 15, 2024 | 1.00″ Quarter | 1 ground report (max 1.00″) |
| May 7, 2023 | 0.75″ Penny | 2 ground reports (max 0.75″) |
| Jan 3, 2023 | 0.88″ Nickel | 2 ground reports (max 0.88″) |
| Sep 19, 2022 | 1.25″ Half Dollar | Radar 1.25″ · 1 ground report (max 0.62″) |
| Aug 20, 2022 | 0.70″ Small | 1 ground report (max 0.70″) |
| Apr 30, 2022 | 0.50″ Small | 1 ground report (max 0.50″) |
More Illinois hail history
All Illinois cities & hail days →
Events count days with NOAA MRMS radar hail over (Bmi)Bloomngtn/Norma (40.500, -88.930) or an NWS / CoCoRaHS hail report within 3 miles. Data window: NOAA MRMS radar hail swaths Oct 2021 – Nov 2026; NWS / NCEI Storm Events reports Nov 2024 – Jul 2026; CoCoRaHS volunteer reports Oct 2021 – present. Radar hail sizes are estimates, not ground truth; hail at any single address can differ.