Weather warnings
Weather warnings for Dorchester, ON
Updated
No warnings; 1 advisory in effect: Fog Advisory until Thu 9:00 am Source: Environment and Climate Change Canada.
Official weather warnings, watches and advisories for Dorchester, Ontario, Canada, updated every few minutes, plus severe weather flags from the 48-hour forecast.
- Active warnings
- 0 ECCC public weather alerts
- Watches / advisories
- 1
- Next alert ends
- Thu 9:00 am Fog Advisory
- Forecast flags
- 0 GodsView, not official
Weather warnings for Dorchester, ON now
1 official alert covers Dorchester, Ontario, Canada right now: 0 warnings and 1 watch or advisory.
Fog Advisory (Yellow) until Thu 9:00 am. Near-zero visibility in fog is expected. Areas of dense fog will impact the area tonight into early Thursday morning. Particularly in fog prone areas along the 401 and 402. Travel will likely be hazardous in some locations. Visibility will likely be suddenly reduced at times. Be prepared for areas of near-zero...
| Alert | Level | Area | From | Until |
|---|---|---|---|---|
| Fog Advisory | Yellow | London - Parkhill - Eastern Middlesex County, ON | Thu 12:41 am | Thu 9:00 am |
Times are local (America/Toronto). Source: Environment and Climate Change Canada.
Weather warnings near Dorchester, ON
Status of nearby cities from our 3-minute-old snapshot of the same official feeds.
| City | Distance | Active alerts |
|---|---|---|
| London, ON | 14 km | 1: Fog Advisory |
| St. Thomas | 25 km | 1: Fog Advisory |
| Norfolk County | 58 km | None |
| Kitchener | 67 km | None |
| Brantford | 67 km | None |
| Waterloo | 70 km | None |
| Cambridge, ON | 74 km | None |
| Guelph | 91 km | None |
Warning, watch or advisory: what the levels mean
Environment Canada issues Warnings (severe weather is occurring or expected), Watches (conditions favourable for severe weather), Advisories (less severe events such as fog or frost) and Special Weather Statements. Since 2025 alerts also carry a colour (yellow, orange, red) reflecting expected impact.
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Weather warnings elsewhere
Data: Environment and Climate Change Canada, Open-Meteo forecast.