Hourly Forecast - Boston (Norfolk)
RAINFALL WARNING
Rain, heavy at times is expected. The ground, already near saturation, has little ability to absorb further rainfall. What: Rain, at times heavy. Total rainfall amounts of 30 to 50 mm. Locally higher amounts are possible if thunderstorms repeatedly impact the same area. When: Through early Thursday morning. Additional information: With thunderstorms expected, rainfall amounts may exceed 50 mm over some areas, particularly over southwestern Ontario. Rain will end from west to east overnight into early Thursday morning. 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. Localized flooding in low-lying areas is possible. Heavy downpours can cause flash floods and water pooling on roads. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm.
- Simcoe - Delhi - Norfolk
Regional ATOM| Date/Time (EDT) | Temp. (°C) | Weather Conditions | Likelihood of precip (%) | UV index | Wind (km/h) |
|---|---|---|---|---|---|
| 2 April 2025 | |||||
| 17:00 | 4 |  Showers. Risk of thunderstorms | 100 | * | E 30 gusts 50 |
| 18:00 | 5 | Showers. Risk of thunderstorms | 100 | * | SE 30 gusts 60 |
| 19:00 | 7 | Showers. Risk of thunderstorms | 100 | * | SE 30 gusts 60 |
| 20:00 | 7 | Showers. Risk of thunderstorms | 100 | * | SE 30 gusts 60 |
| 21:00 | 7 | Showers. Risk of thunderstorms | 100 | * | SE 30 gusts 60 |
| 22:00 | 7 | Showers. Risk of thunderstorms | 100 | * | SE 30 gusts 60 |
| 23:00 | 7 | Showers. Risk of thunderstorms | 100 | * | SE 30 gusts 60 |
| 3 April 2025 | |||||
| 00:00 | 8 | Showers. Risk of thunderstorms | 100 | * | SE 30 gusts 60 |
| 01:00 | 8 | Showers. Risk of thunderstorms | 100 | * | SE 30 gusts 60 |
| 02:00 | 9 | Showers. Risk of thunderstorms | 100 | * | SE 30 gusts 60 |
| 03:00 | 10 |  Showers | 100 | * | SW 30 gusts 50 |
| 04:00 | 10 | Showers | 100 | * | SW 30 gusts 50 |
| 05:00 | 11 | Showers | 100 | * | SW 30 gusts 50 |
| 06:00 | 12 | A few showers | 80 | * | SW 30 gusts 50 |
| 07:00 | 13 | A few showers | 80 | * | SW 30 gusts 50 |
| 08:00 | 14 | A few showers | 80 | * | SW 30 gusts 50 |
| 09:00 | 15 |  Cloudy | 20 | 2 | SW 30 gusts 50 |
| 10:00 | 15 |  Mainly cloudy | 20 | 3 | SW 30 gusts 50 |
| 11:00 | 16 |  A mix of sun and cloud | 20 | 5 | SW 30 gusts 50 |
| 12:00 | 17 |  Mainly sunny | 10 | 6 | SW 30 gusts 50 |
| 13:00 | 17 | Mainly sunny | 10 | 6 | SW 30 gusts 50 |
| 14:00 | 18 | Mainly sunny | 10 | 5 | SW 30 gusts 50 |
| 15:00 | 17 | A mix of sun and cloud | 10 | 4 | SW 30 gusts 50 |
| 16:00 | 16 | A mix of sun and cloud | 10 | 2 | SW 30 gusts 50 |
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