{
  "corridors": [
    {
      "band": "CLEAR",
      "confidence": "HIGH",
      "drivers": [
        "No closures or restrictions shown on the corridor read — QEII open",
        "Mostly dry, ice in places; corridor lowest minus 3 degrees near Calgary, winds to 31 km/h near Fort Macleod",
        "No Environment Canada warnings in force as of 6:00 AM CST (EC check via Weather Navigation)",
        "Tonight's EC forecast low plus 6 degrees at Edmonton, plus 8 at Calgary — corridor low recorded as plus 6; no scoring threshold met"
      ],
      "id": "qeii",
      "low_c": 6,
      "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 — a step better than yesterday's mostly ice; corridor lowest minus 3 degrees, winds to 23 km/h",
        "No Environment Canada warnings in force as of 6:00 AM CST (EC check via Weather Navigation)",
        "Jasper 6:00 a.m. read plus 5.9 degrees — well above freezing after yesterday's plus 2.7 dawn; tonight low plus 2, with 2 cm of snowfall over sections of the Icefields Parkway — below the 5 cm scoring line, no threshold met",
        "Icefields Parkway snow-tire or chain rule in force since Nov 1 (Parks Canada) — context, not scored"
      ],
      "id": "yellowhead",
      "low_c": 2,
      "low_source": "Environment Canada",
      "name": "Yellowhead — Edmonton ↔ Jasper",
      "score": 0,
      "sources": [
        "Environment Canada",
        "511 Alberta (via Weather Navigation)"
      ]
    },
    {
      "band": "ROUGH",
      "confidence": "HIGH",
      "drivers": [
        "Open to through traffic — no incidents reported, last DriveBC poll 5:00 AM PDT (via Is The Coquihalla Open); no full closures reported as of 5:16 AM MST (Weather Navigation summit page, 511 feed)",
        "Partial closure / major restriction: paving operations with lane closures in both directions, Box Canyon Chain-Up to Zopkios Brake Check (+40)",
        "Second paving zone from yesterday (Coquihalla Lakes Road to Larson Hill) is gone from today's report",
        "Summit ice — air minus 2 degrees, road surface estimated minus 3; EC special weather statement — South Thompson (Kamloops end): moderate to strong gusty winds, now till Friday evening, gusts 60 to 80 km/h (+10)",
        "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; tonight EC Merritt forecast: partly cloudy, low plus 6 degrees — no further scoring threshold met"
      ],
      "id": "coquihalla",
      "low_c": 6,
      "low_source": "Environment Canada",
      "name": "Coquihalla — Hope ↔ Kamloops",
      "score": 50,
      "sources": [
        "DriveBC (via Is The Coquihalla Open)",
        "Environment Canada"
      ]
    },
    {
      "band": "CLEAR",
      "confidence": "LIMITED",
      "drivers": [
        "401 mainline clear: 0 of Toronto's 9 major highways has a major incident or full closure; 1 is slow or has lanes closed, 8 are clear",
        "The one active incident is on the 400, not the 401: collision on the Highway 400 northbound collector ramp at Highway 7, Vaughan, 2 right lanes closed, rated moderate — lane-level, not scored",
        "Yesterday's 404 HOV ramp collision at the 401 interchange is gone from the incident list — cleared; the Westney Road police investigation is cleared too",
        "EC Toronto-area: no alerts shown; tonight cloudy, 60 percent chance of showers, low plus 3 degrees — no scoring threshold met"
      ],
      "id": "on-401",
      "low_c": 3,
      "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": "2026-11-06T05:25:00-07:00"
}