{
  "corridors": [
    {
      "band": "CLEAR",
      "confidence": "HIGH",
      "drivers": [
        "No closures or restrictions shown on the corridor read — QEII open",
        "Mostly dry, ice in places; Highway 2 corridor: lowest minus 8°C, winds to 17 km/h",
        "No Environment Canada warnings in force as of 5:10 AM MDT (EC check via Weather Navigation)",
        "Tonight's EC forecast low minus 2°C at both Calgary and Edmonton, wind chill minus 6 overnight — below every scoring threshold"
      ],
      "id": "qeii",
      "low_c": -2,
      "low_source": "Environment Canada",
      "name": "QEII — Calgary ↔ Edmonton",
      "score": 0,
      "sources": [
        "Environment Canada",
        "511 Alberta (via Weather Navigation)"
      ]
    },
    {
      "band": "CLEAR",
      "confidence": "HIGH",
      "drivers": [
        "No closures or restrictions shown on the corridor read — Yellowhead open",
        "Mostly dry, ice in places; Highway 16 corridor: lowest minus 8°C, winds to 17 km/h",
        "No Environment Canada warnings in force as of 5:10 AM MDT (EC check via Weather Navigation)",
        "Tonight at Jasper: a few clouds, low minus 7°C, wind chill minus 10 overnight (+8)"
      ],
      "id": "yellowhead",
      "low_c": -7,
      "low_source": "Environment Canada",
      "name": "Yellowhead — Edmonton ↔ Jasper",
      "score": 8,
      "sources": [
        "Environment Canada",
        "511 Alberta (via Weather Navigation)"
      ]
    },
    {
      "band": "CAUTION",
      "confidence": "HIGH",
      "drivers": [
        "Open to through traffic overnight — checked 4:00 AM PDT, no incidents reported",
        "Partial closure / major restriction: 2 work zones in effect until Oct 31 (+40)",
        "Winter conditions reported at the summit; M+S or 3-peak-mountain-snowflake tires required Oct 1 to Apr 30 (standing rule, not a chain-up requirement, not scored)",
        "No Environment Canada alerts shown for Merritt; Monday night EC Merritt forecast: partly cloudy, low minus 2°C, wind chill minus 4"
      ],
      "id": "coquihalla",
      "low_c": -2,
      "low_source": "Environment Canada",
      "name": "Coquihalla — Hope ↔ Kamloops",
      "score": 40,
      "sources": [
        "DriveBC (via Is The Coquihalla Open)",
        "Environment Canada"
      ]
    },
    {
      "band": "CLEAR",
      "confidence": "LIMITED",
      "drivers": [
        "No corridor closure — 401 mainline open through Toronto (live traffic aggregator, 7:19 AM EDT)",
        "One lane-level 401 item: disabled vehicle eastbound at James Snow Parkway, Milton, one right lane and shoulder closed — not a mainline closure (not scored)",
        "Daily-construction on-ramp closure at Port Union Road, Toronto, since Sep 25 — listed as a work zone with the highway staying green (not scored)",
        "EC Toronto-area: no alerts shown; tonight clearing, low plus 1°C with frost"
      ],
      "id": "on-401",
      "low_c": 1,
      "low_source": "Environment Canada",
      "name": "ON 401 — Windsor ↔ Toronto ↔ Kingston",
      "score": 0,
      "sources": [
        "routeoutlook.com (live traffic aggregator, presenting Ontario 511 data)",
        "Environment Canada"
      ]
    }
  ],
  "scored_at": "2026-10-26T05:22:00-06:00"
}