Hourly Forecast - Thompson
ORANGE WATCH - WINTER STORM
Impact Level: High
Forecast Confidence: High
A major winter storm is poised to impact northern Manitoba later this week. Beginning overnight Wednesday evening, a wintery mix of precipitation will move into central regions of Manitoba and spread northeast through the day. Areas from The Pas/Flin Flon east to the Ontario border will experience rain, freezing rain and periods of heavy snow on Wednesday Thursday and Friday before transitioning to snow Friday evening with as much as 5 to 10 mm of rain or freezing rain. Further north, snow will begin throughout Thursday from south to north and continue steadily until Saturday afternoon. Total snowfalls in these areas is expected to be 30 to 50 cm. Roads and walkways may be very difficult to navigate. Travel delays and/or cancellations are possible. Prolonged utility outages are possible. Consider rescheduling travel and outdoor activities. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to MBstorm@ec.gc.ca, call 1-800-239-0484 or post reports on X using #MBStorm.
In effect for:
- Thompson Thicket Portage and Pikwitonei
Regional ATOM| Date/Time (CDT) | Temp. (°C) | Weather Conditions | Likelihood of precip (%) | UV index | Wind (km/h) | Wind Chill |
|---|---|---|---|---|---|---|
| 22 April 2026 | ||||||
| 04:00 | -7 |  Partly cloudy | 20 | * | E 10 | -12 |
| 05:00 | -8 | Partly cloudy | 20 | * | E 10 | -13 |
| 06:00 | -9 |  A mix of sun and cloud | 20 | * | E 10 | -14 |
| 07:00 | -10 | A mix of sun and cloud | 20 | 2 | E 10 | -15 |
| 08:00 | -9 | A mix of sun and cloud | 20 | 2 | E 10 | -14 |
| 09:00 | -7 | A mix of sun and cloud | 20 | 2 | E 10 | -12 |
| 10:00 | -6 | A mix of sun and cloud | 20 | 4 | E 10 | -10 |
| 11:00 | -5 | A mix of sun and cloud | 20 | 4 | E 10 | -9 |
| 12:00 | -3 | A mix of sun and cloud | 0 | 4 | E 10 | -7 |
| 13:00 | -2 | A mix of sun and cloud | 0 | 3 | E 10 | -6 |
| 14:00 | -1 | A mix of sun and cloud | 0 | 3 | E 10 | -5 |
| 15:00 | 0 | A mix of sun and cloud | 0 | 3 | E 20 gusts 40 | * |
| 16:00 | 1 | A mix of sun and cloud | 0 | * | E 20 gusts 40 | * |
| 17:00 | 1 | A mix of sun and cloud | 0 | * | E 20 gusts 40 | * |
| 18:00 | 1 |  Cloudy | 0 | * | NE 30 gusts 50 | * |
| 19:00 | -1 | Cloudy | 0 | * | NE 30 gusts 50 | -8 |
| 20:00 | -2 | Cloudy | 0 | * | NE 30 gusts 50 | -9 |
| 21:00 | -2 | Cloudy | 0 | * | NE 30 gusts 50 | -10 |
| 22:00 | -3 | Cloudy | 0 | * | NE 30 gusts 50 | -10 |
| 23:00 | -3 | Cloudy | 0 | * | NE 30 gusts 50 | -10 |
| 23 April 2026 | ||||||
| 00:00 | -3 |  Snow | 80 | * | NE 30 gusts 50 | -10 |
| 01:00 | -3 | Snow | 80 | * | NE 30 gusts 50 | -10 |
| 02:00 | -3 | Snow | 80 | * | NE 30 gusts 50 | -11 |
| 03:00 | -4 | Snow. Risk of freezing rain | 80 | * | NE 30 gusts 50 | -11 |
* Value not significant
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