Hourly Forecast - Renfrew
2 WEATHER ALERTS
FREEZING RAIN WARNING
Freezing rain expected Wednesday night into early Thursday morning. What: Freezing rain with ice accretion of 2 to 5 mm on some surfaces. When: Wednesday night through early Thursday morning. Additional information: This freezing rain event will not be nearly as significant as the ice storm from this past weekend. Snow and ice pellets will advance northeastward Wednesday afternoon before transitioning to freezing rain Wednesday night. Prior to the transition to freezing rain, snowfall amounts up to 5 cm may occur over some locations. Easterly winds gusting to near 50 km/h may exacerbate any tree damage. As temperatures rise above the freezing mark, freezing rain will transition to rain overnight into early Thursday morning. Surfaces such as highways, roads, walkways and parking lots may become icy and slippery. Ice build-up may cause tree branches to break. Take extra care when walking or driving in affected areas. 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.
- Renfrew - Arnprior - Calabogie
Regional ATOMSPECIAL WEATHER STATEMENT
Rain, heavy at times is possible. The ground, already near saturation, has little ability to absorb further rainfall. What: Rain, at times heavy. Total rainfall amounts of 15 to 25 mm. When: Wednesday evening through Thursday morning. Additional information: A wintry mix of precipitation will transition to rain through Wednesday night as temperatures rise above the freezing mark. Rain will end from west to east Thursday morning. Localized flooding in low-lying areas is possible. 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. 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.
- Renfrew - Arnprior - Calabogie
Regional ATOM| Date/Time (EDT) | Temp. (°C) | Weather Conditions | Likelihood of precip (%) | UV index | Wind (km/h) | Wind Chill |
|---|---|---|---|---|---|---|
| 2 April 2025 | ||||||
| 00:00 | -8 |  Clear | 0 | * | VR 5 | -10 |
| 01:00 | -9 | Clear | 0 | * | VR 5 | -12 |
| 02:00 | -11 | Clear | 0 | * | VR 5 | -14 |
| 03:00 | -12 | Clear | 0 | * | VR 5 | -15 |
| 04:00 | -12 | Clear | 0 | * | VR 5 | -16 |
| 05:00 | -13 | Clear | 0 | * | VR 5 | -16 |
| 06:00 | -12 | Clear | 0 | * | VR 5 | -16 |
| 07:00 | -12 |  Sunny | 0 | * | VR 5 | -15 |
| 08:00 | -11 | Sunny | 20 | 1 | SE 20 gusts 40 | -19 |
| 09:00 | -8 | Sunny | 20 | 2 | SE 20 gusts 40 | -16 |
| 10:00 | -6 | Sunny | 20 | 3 | SE 20 gusts 40 | -12 |
| 11:00 | -3 |  Mainly sunny | 20 | 5 | SE 30 gusts 50 | -10 |
| 12:00 | -2 |  A mix of sun and cloud | 20 | 5 | SE 30 gusts 50 | -10 |
| 13:00 | -2 |  Mainly cloudy | 20 | 4 | SE 30 gusts 50 | -9 |
| 14:00 | -1 |  Snow | 100 | 1 | SE 30 gusts 50 | -8 |
| 15:00 | -1 | Snow | 100 | 1 | SE 30 gusts 50 | -8 |
| 16:00 | -1 | Snow | 100 | * | SE 30 gusts 50 | -8 |
| 17:00 | -1 | Snow | 100 | * | SE 30 gusts 50 | -8 |
| 18:00 | -1 | Snow mixed with freezing rain | 100 | * | SE 30 gusts 50 | -8 |
| 19:00 | -2 | Snow mixed with freezing rain | 100 | * | SE 30 gusts 50 | -9 |
| 20:00 | -2 | Snow mixed with freezing rain | 100 | * | SE 30 gusts 50 | -9 |
| 21:00 | -2 |  Freezing rain | 100 | * | SE 30 gusts 50 | -9 |
| 22:00 | -1 | Freezing rain | 100 | * | SE 30 gusts 50 | -8 |
| 23:00 | -1 | Freezing rain | 100 | * | SE 30 | -8 |
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