2026-06-17 · captured Wed, 17 Jun 2026 16:00:02 GMT

Eastern Illinois

VerifiedPreliminary

Official Forecast Snapshot

Nearest city: Champaign, IL, Illinois
SPC category: MDT
Tornado probability: 15%
Sig-tor hatched: No
Confidence: High
Target: 40.45, -87.92

Reasoning

SPC Day 1 MDT selected by tornado-prob. Tornado probability 15%. Verified top target: Eastern Illinois.

This snapshot is immutable. It is a permanent record of what Meso forecast before storms occurred.

Revisions

Wed, 17 Jun 2026 21:00:02 GMT · target_shift
Eastern Illinois → Eastern Illinois
Verified top target shifted 63 mi from prior position.

Verification

Verified. 2 tornado and 27 total severe reports within 75 mi of target (Eastern Illinois). Based on SPC preliminary reports.

{
  "source": "SPC preliminary reports",
  "source_url": "https://www.spc.noaa.gov/climo/reports/260617_rpts.html",
  "within75_total": 27,
  "within150_total": 70,
  "within75_tornado": 2
}

Outcomes based on SPC preliminary storm reports. Counts may shift as NWS finalizes Local Storm Reports.