Hourly Forecast - Mission
YELLOW WARNING - RAINFALL
Impact Level: Moderate
Forecast Confidence: High
Rain, at times heavy, is expected. What: Rainfall amounts of 50 - 70 mm. When: Overnight tonight until early Wednesday morning. Where: Metro Vancouver - northeast including Coquitlam and Maple Ridge, Metro Vancouver - North Shore including West Vancouver and North Vancouver, Fraser Valley - west and central including Abbotsford and Chilliwack. Remarks: Another round of precipitation brought about by a Pacific frontal system, fuelled with an atmospheric river will bring more rain to parts of southwestern B.C. Rain will begin overnight tonight and the intensity will increase with the arrival of the frontal system early Tuesday morning. Rainfall intensity drops through the day but picks back up Tuesday afternoon. Strong gusty winds will accompany the frontal system. South-southeasterly winds will give way to stronger southwesterly winds Tuesday afternoon. These winds will remain strong until early Wednesday morning. Water will likely pool on roads and in low-lying areas. There may be a significant impact on rush hour traffic. Local utility outages are possible. Landslides may occur in vulnerable areas such as steep slopes, deforested areas or recent burn scars. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to BCstorm@ec.gc.ca or post reports on X using #BCStorm. For more information about the alerting program, please visit: Colour-coded Weather Alerts.
In effect for:
- Fraser Valley - west including Abbotsford
Regional ATOM| Date/Time (PST) | Temp. (°C) | Weather Conditions | Likelihood of precip (%) | Wind (km/h) |
|---|---|---|---|---|
| 16 December 2025 | ||||
| 02:00 | 7 |  Periods of rain | 100 | SW 15 |
| 03:00 | 6 | Periods of rain | 100 | SW 15 |
| 04:00 | 6 | Periods of rain | 100 | SW 15 |
| 05:00 | 7 | Periods of rain | 100 | SW 15 |
| 06:00 | 7 | Periods of rain | 100 | S 25 |
| 07:00 | 8 | Periods of rain | 100 | S 25 |
| 08:00 | 8 | Periods of rain | 100 | S 25 |
| 09:00 | 9 | Periods of rain | 100 | S 25 |
| 10:00 | 9 | Periods of rain | 100 | S 25 |
| 11:00 | 9 | Periods of rain | 100 | S 25 |
| 12:00 | 10 |  Rain at times heavy | 100 | SW 30 gusts 50 |
| 13:00 | 10 | Rain at times heavy | 100 | SW 30 gusts 50 |
| 14:00 | 10 | Rain at times heavy | 100 | SW 30 gusts 50 |
| 15:00 | 9 | Rain at times heavy | 100 | SW 30 gusts 50 |
| 16:00 | 9 | Rain at times heavy | 100 | SW 30 gusts 50 |
| 17:00 | 9 | Rain at times heavy | 100 | SW 30 gusts 50 |
| 18:00 | 9 | Rain at times heavy | 100 | SW 30 gusts 50 |
| 19:00 | 9 | Rain at times heavy | 100 | SW 30 gusts 50 |
| 20:00 | 9 | Rain at times heavy | 100 | SW 30 gusts 50 |
| 21:00 | 10 | Rain at times heavy | 100 | SW 30 gusts 50 |
| 22:00 | 10 | Rain at times heavy | 100 | SW 50 gusts 80 |
| 23:00 | 10 | Rain at times heavy | 100 | SW 50 gusts 80 |
| 17 December 2025 | ||||
| 00:00 | 9 |  Chance of showers. Risk of thunderstorms | 60 | SW 50 gusts 80 |
| 01:00 | 9 | Chance of showers. Risk of thunderstorms | 60 | SW 50 gusts 80 |
* Value not significant
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