Weather & Storm Watch

Rainfall Warning - Yellow
- Barrie - Collingwood - Hillsdale
Impact Level: Moderate
Forecast Confidence: High
Another round of rain, heavy at times is expected. The ground, already near saturation, has little ability to absorb further rainfall.
What:
Total rainfall amounts of 15 to 25 mm.
When:
Beginning late overnight and continuing through Tuesday morning.
Additional information:
Locally higher amounts are possible in thunderstorms. After a break in the precipitation later on Tuesday, another round of heavy rain may affect parts of the region Wednesday.
For information concerning flooding, please consult your local Conservation Authority or Ontario Ministry of Natural Resources office. Visit Ontario.ca/floods for the latest details.
Water will likely pool on roads and in low-lying areas. Don't drive through flooded roadways. Watch for washouts near rivers, creeks and culverts.
- Midland - Coldwater - Orr Lake
- Orillia - Washago - Lagoon City
- Parry Sound - Muskoka
- northern Grey - Blue Mountains
- northern Kawartha Lakes
- Haliburton County
Impact Level: Moderate
Forecast Confidence: High
Another round of rain, heavy at times is expected. The ground, already near saturation, has little ability to absorb further rainfall.
What:
Total rainfall amounts of 15 to 25 mm.
When:
Beginning early Tuesday morning and continuing into Tuesday afternoon.
Additional information:
Locally higher amounts are possible in thunderstorms.
For information concerning flooding, please consult your local Conservation Authority or Ontario Ministry of Natural Resources office. Visit Ontario.ca/floods for the latest details.
Water will likely pool on roads and in low-lying areas. Don't drive through flooded roadways. Watch for washouts near rivers, creeks and culverts.
Rainfall Advisory
- Innsifil - New Tecumseth - Essa
- northern York - Newmarket - Georgina
- northern Durham - Beaverton - Uxbridge
Another round of rain, heavy at times is expected. The saturated ground has reduced ability to absorb further rainfall.
What:
Total rainfall amounts of 10 to 20 mm.
When:
Beginning early Tuesday morning and continuing into Tuesday afternoon.
Additional information:
Locally higher amounts are possible in thunderstorms. Water will likely pool on roads and in low-lying areas.
For information concerning flooding, please consult your local Conservation Authority or Ontario Ministry of Natural Resources office. Visit Ontario.ca/floods for the latest details.
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ALERT COLOURS
There are three types of alert colours and symbols. The colours tell you the risk of the weather conditions. The weather alert colours move from yellow, to orange, to red, as the potential risk increases.
YELLOW

- Hazardous weather may cause damage, disruption, or health impacts
- Impacts are moderate, localized and/or short-term
- Yellow alerts are the most common
ORANGE

- Severe weather is likely to cause significant damage, disruption, or health impacts
- Impacts are major, widespread and/or may last a few days
- Orange alerts are uncommon
RED

- Very dangerous and possibly life-threatening weather will cause extreme damage and disruption
- Impacts are extensive, widespread, and prolonged
- Red alerts are rare