New Cancellations
| Event | Country | Cancellation Note |
|---|---|---|
| Albert parkrun, Middlesbrough | United Kingdom | Storm Arwen-risk to life |
| Bargara parkrun | Australia | Water running over course sections and footbridge |
| Bolberry Down parkrun | United Kingdom | Yellow weather warning, very strong winds forecast |
| Bundaberg parkrun | Australia | Park closed by landowner, possible flooding |
| Centenary parkrun | Australia | Due to rain the course is flooded in patches |
| Crathes Castle parkrun | United Kingdom | Weather warning, poor course conditions. |
| Crawfordsburn Country parkrun | United Kingdom | High winds prompted weather warning. |
| Dalby Forest parkrun | United Kingdom | forest closure due to weather warnings. |
| Dalby parkrun | Australia | Flooding on course and slippery ground |
| Derry City junior parkrun | United Kingdom | Yellow weather Warning in place for Derry City. |
| Fountains Abbey parkrun | United Kingdom | NATIONAL TRUST CLOSED DUE TO FORECAST HIGH WINDS |
| Gatton parkrun | Australia | Due to safety reasons of heavy rain and lake flood |
| Haldon Forest parkrun | United Kingdom | Wind - predicted weather forces closure of Forest |
| Kettering parkrun | United Kingdom | Wind warning - over 40mph forecast - risk to life |
| Lyme Park parkrun | United Kingdom | due to weather forecast of high winds and snow. |
| Mudgeeraba parkrun | Australia | Partial course flooding, key paths unusable |
| Nant y Pandy parkrun | United Kingdom | Due to forecast of strong winds on the 27/11/21 |
| North Harbour parkrun | Australia | Flooding over course unsafe |
| Oakey parkrun | Australia | Mud & debris on the track |
| Ormeau parkrun | United Kingdom | Weather conditions - risk of falling trees |
| Parke parkrun | United Kingdom | Amber weather warning. Concerns for safety |
| Puckapunyal parkrun | Australia | No volunteers |
| Rostrevor parkrun | United Kingdom | Kilbroney Park closure due to adverse weather |
| Sandy Water parkrun | United Kingdom | Forcast of strongb winds and runners/volu safety |
| Sedgefield parkrun | United Kingdom | Weather warnings for high winds |
| Springhill parkrun | United Kingdom | COVID restrictions |
| Stewart parkrun, Middlesbrough | United Kingdom | Amber weather warning, 60mph winds, conditions uns |
| The Pastures parkrun | United Kingdom | Storm Arwen |
| Victory Heights Trail parkrun | Australia | Grounds too wet and unsafe. |