THUNDERBOARD · Impact Confidence Details
Why This Score?
Impact Confidence provides decision-support context based on THUNDERBOARD warning data.
DEMO MODEDEMOUpdated 7:59 PM CDT
High90%
How to read this score
Score bands
- 0-39: Low
- 40-59: Guarded
- 60-74: Elevated
- 75-89: High
- 90-100: Critical
What drives the score
- Primary NWS warning type
- County/polygon relevance
- Warning age and expiration
- NWS hazard tags and damage threat language
- Upstream warning, radar trend, and SPC context when available
Impact Confidence is deterministic decision support. Official NWS warning text, radar review, field reports, local EOC procedures, and agency policy remain authoritative. Open full scoring guide.
AI Basis: DEMO MODE: No active Linn County Tornado Warning or Severe Thunderstorm Warning is present in this sample THUNDERBOARD payload.
Weighted Scoring Factors
- 0Demo quiet state has no active primary warning.
Confidence Trend
SteadyCurrent 90% · Previous 90% · Change 0 points · Samples 1
Primary Factors
- DEMO MODE: Sample Tornado Warning polygon intersects Linn County.
- DEMO MODE: Sample warning age is less than 10 minutes.
- DEMO MODE: Sample storm motion indicates possible movement toward the Cedar Rapids metro.
- DEMO MODE: Tornado detection/damage parameter is included.
Limiting Factors
- DEMO MODE: No confirmed local storm report is included in the sample packet.
- DEMO MODE: Radar trend is not included in the sample packet.
Source / Cache Status
Decision Support Notice: Official warning information remains the National Weather Service product. This page explains THUNDERBOARD confidence context; it does not replace NWS warning text, local EOC procedures, radar analysis, or field reports.