Hail in Springfield · Mar 31, 2026
Convective day · Mar 31, 2026 · noon–noon UTC
Severity
The 15th most severe storm Springfield has seen in the last 12 months
Overview's storm severity score weighs hailstone size, homes in the footprint, and ground-truth reports.
- Peak hail signal
- 0 /100
- Homes exposed
- 0 /100
- Ground truth
- 0 /100
Largest radar-indicated size — a signal of damage potential, not confirmation.
How many homes sit inside the storm's footprint.
Independent storm reports filed with the NWS.
Evidence / storm surfaces
How Springfield saw the hail — from two instruments
We map this storm two ways: the NEXRAD radar signatures the storm produced overhead, and the radar-estimated size of the hail in the air. The two surfaces don’t have to match — where they diverge is where estimated size aloft ran ahead of, or behind, what the signatures caught.
Radar signature field NEXRAD radar signatures — the point detections the storm produced overhead. A signature is where the radar saw hail, not a confirmed stone on the ground.
Estimated size field Maximum hail size as estimated from radar aloft. Treat it as the storm's ceiling — the largest supportable stone — rather than a ground measurement.
The storm in context
Where Mar 31, 2026 sits in Springfield's hail record.
This was Springfield's 5th recorded hail day, arriving 5 days after the Mar 26, 2026 storm. By severity it ranks 15th of the 15 storms we have logged here. Radar put the day's largest stone over Springfield at 0" — radar-estimated size aloft.
The Mar 31, 2026 convective day was bigger than Springfield: the same system put hail over 522 other tracked cities, 114 of them in Illinois. Nearest: New Berlin (8 miles west, up to 1"); Edinburg (19 miles east, up to 0"); Williamsville (22 miles north, up to 0").
These maps are stills. In the app this date is one of 15 Springfield storm dates on a live map — both surfaces, the reports, and a replay — and the same map is where you draw the swath. This page rebuilds nightly.
Ground reports
What people on the ground reported
These are storm reports filed with the National Weather Service and released through the NOAA Storm Prediction Center — public-domain observations from spotters, the public, and NWS surveys. We quote each one exactly as filed.
No ground reports were filed with the National Weather Service for this storm over Springfield. That is common: a report depends on someone being there to see it and take the time to call it in. The radar surfaces above are the record here — the storm was detected from above even though no one on the ground logged it.
Below the severe threshold
What 0" hail means for Springfield roofs.
Radar signals under three-quarters of an inch stay below the National Weather Service severe threshold and generally indicate lower roof risk. Older or already-worn materials can still show effects, but radar alone cannot determine whether a specific roof was damaged.
Radar reading · not confirmed damage
Springfield hail history
Other storms in Springfield.
Sep 15, 2026
0.5"
Estimated-size surface Aug 21, 2026
1"
Estimated-size surface Jul 18, 2026
0.5"
Estimated-size surface Jul 9, 2026
1.5"
Estimated-size surface Jul 3, 2026
1"
Estimated-size surface Jun 17, 2026
2"
Estimated-size surface Jun 11, 2026
0.5"
Estimated-size surface May 4, 2026
1"
Estimated-size surface Apr 27, 2026
1.75"
NEXRAD surface Apr 13, 2026
0.75"
Estimated-size surface Mar 26, 2026
1"
Estimated-size surface Mar 15, 2026
0.5"
Estimated-size surface Mar 10, 2026
0.5"
Estimated-size surface Mar 3, 2026
0.5"The next storm won’t wait for you.
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