Tag: Rain

Cool Weather for the Weekend

Brad

A slow moving upper low over Manitoba will keep temperatures in Winnipeg cool with mixed to cloudy skies through the weekend.

Temperatures will stay seasonably cool right through the weekend for Winnipeg as a cold upper low slowly meanders across the province. Highs will hover around 20°C over the next few days with lows near 10°C. The city will also see a fair amount of cloud cover with mixed to cloudy skies.

Today will be the windiest day of the next few with southwest winds of 20 to 30 km/h in the afternoon. Saturday will bring light southerly winds, then they switch northerly for Sunday up to 30 km/h again.

GDPS 24hr. QPF valid 12Z Sunday June 21, 2020
A disturbance tracking through North Dakota will bring rain to southeastern Manitoba on Saturday.

Saturday will bring the only notable organized weather event over the next few days. A low pressure system moving through North Dakota will spread an area of rain across the southeastern Manitoba. The rain will develop midday and taper off through the evening and overnight periods. Regions under the main band of rain will see about 5 to 10 mm. Winnipeg will sit along the northwestern edge of the rain and could see a few hours of showers or, if it develops just a bit to the southeast, nothing but some clouds.

Some scattered showers are possible on Sunday, but will most likely occur over the Parkland and Interlake.

Long Range Outlook

Temperatures should return to seasonal values by the middle of next week with a bit more sunshine. For the second half of the week, Winnipeg should start seeing highs in the mid- to upper 20s again with comfortable humidity. No notable rain or severe weather threats appear in the forecasts through next week.

Today’s seasonal daytime high in Winnipeg is 24°C while the seasonal overnight low is 11°C.

Cooling Off But Remaining Unsettled

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Winnipeg will see another hot and humid day capped off with a risk of thunderstorms before cooler temperatures move in.

Temperatures will again climb into the low 30s today in Winnipeg as southerly winds continue to pump heat northwards. The city has seen a bit of a break from the humidity overnight, but it will build back in through the day with dew points rising to around 20°C. A disturbance lifting northwards into the region this morning will bring a chance of showers later this morning into the afternoon. By late afteroon, activity will intensify with thunderstorms developing along a cold front pushing eastwards across the province.

Much of the Red River Valley and areas east will see a risk of severe thunderstorms this evening, but the greatest threat will be over southeastern Manitoba. The main threats in the Red River Valley will be large hail and damaging wind gusts. The thunderstorms should move eastwards out of the Red River Valley through the evening. Brisk southerly winds of 30 to 40 km/h today will ease in the evening.

For more details on the severe thunderstorm threat over southern Manitoba, refer to ECCC’s Thunderstorm Outlook on our Bulletin Viewer and watch for updated forecasts and/or any alerts issued today.

NAM 2m Dew Point Forecast valid 00Z Thursday June 18, 2020
A hot and humid air mass will provide fuel for a thunderstorm outbreak over southern Manitoba later today.

Much cooler conditions will arrive for Thursday with mixed skies and a good chance of showers. Temperatures will work towards a high of 22°C with west-northwest winds picking up to around 30 km/h. The region will see a good chance of showers as an upper low stalls over southern Manitoba. Any showers will taper off in the evening as temperatures head to a low near 9°C under partly cloudy skies.

The sluggish upper low will still impact the region on Friday with partly cloudy skies and a chance of showers. The high will be seasonably cool near 21°C with southwest winds of 20 to 30 km/h. Winnipeg should see a few clouds on Friday night with a low near 11°C.

Long Range Outlook

Cool and unsettled conditions will likely persist into the weekend with highs in the low 20s and a couple more chances for showers. Seasonal conditions will return next week with more settled conditions developing.

Today’s seasonal daytime high in Winnipeg is 24°C while the seasonal overnight low is 11°C.

Mid-Week Slump: Cool and Unsettled Weather

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Winnipeg will see seasonably cool and unsettled conditions in the second half the work wake give way to warmer weather on the weekend.

Today will start off with a few early morning showers, then skies will gradually become mixed for the afternoon. Temperatures should reach a high near 19°C, but winds will stay brisk out of the northwest at 30 gusting 50 km/h. Late in the day, another shower or two is possible but most of the activity should stay to the west of the city. Winds will ease this evening then temperatures will head to a low near 8°C under partly cloudy skies.

Thursday will be a cool June day in the city with a high near 16°C and a north wind again near 30 km/h. The city will again see a mix of sun and cloud with a chance of showers as a cold front pushes through the region. Skies will clear out on Thursday night as winds ease and temperatures head to a low near 6°C.

RDPS 2m Temperature Forecast valid 21Z Thursday June 11, 2020
Much of southern Manitoba will see seasonably cool temperatures on Thursday.

Although cool, Friday will be a comparatively pleasant day in Winnipeg. The city will see a high near 17°C with light winds and partly cloudy skies. Temperatures will dip to a low near 7°C on Friday night.

Long Range Outlook

Warmer weather will push back into the region this weekend with temperatures returning to seasonal values. Saturday should bring mostly sunny conditions, but more cloud cover is possible. By Sunday night, the chance for showers or thunderstorms will return as another surge of warm air pushes towards the region. Next week will bring seasonably warm weather and occasionally unsettled conditions.

Today’s seasonal daytime high in Winnipeg is 23°C while the seasonal overnight low is 10°C.

Humid Monday Gives Way to Cooler Conditions

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Winnipeg will see one more warm and humid day before cooler, drier air sweeps into the region.

Winnipeg will see temperatures, and the humidity, climb to start the work week. Skies will mix out this morning as a warm front pushes northwards through the region. Behind the warm front, temperatures will climb to a high near 28°C; with the humidity that arrives today, that will end up feeling more like the mid-30s. A cold front will begin to push across the Red River Valley this afternoon and be the focus for another round of thunderstorms. While a majority of the activity will likely develop over southeastern Manitoba, there is still a slight chance for a few showers or thunderstorms Winnipeg and areas south. Any thunderstorms that develop today will have the potential of producing severe weather with primary threats of large hail and/or damaging wind gusts.

Drier air will push into the region tonight as winds pick up out of the northwest to around 30 km/h overnight and temperatures drop to a low near 12°C. Skies will see increasing cloud through the night.

RDPS 2m Dew Point Forecast valid 21Z Monday June 8, 2020
Humid conditions will develop across the Red River Valley and southeastern Manitoba today.

Tuesday will bring mainly cloudy skies to Winnipeg as an upper trough pushes across the region. Temperatures will climb to a high near 20°C with northwesterly winds of 20 to 30 km/h. Some rain is likely over the southeastern sections of the province, but things should stay dry in Winnipeg. Temperatures will dip to a low near 10°C on Tuesday night with cloudy skies and light winds.

On Wednesday, the city will see mixed skies again as slightly cooler air continues to filter into the region. There may be a slight chance of showers as temperatures climb to a high near 20°C again. Winds will pick up out of the northwest to 30 gusting 50 km/h, making for a bit of a cooler, breezy day. Skies will stay partly cloudy overnight as temperatures dip to a low near 9°C with easing winds.

Long Range Outlook

The rest of the work week will bring seasonably cool temperatures to the city with skies on the sunnier side. For the weekend, seasonal temperatures will return with variable cloudiness.

Today’s seasonal daytime high in Winnipeg is 23°C while the seasonal overnight low is 10°C.