Tuesday, October 04, 2011
Warm and windy Wednesday.. record breaking temperatures possible.
The summerlike conditions over southern Manitoba will continue Wednesday.. with even warmer temperatures expected. Gusty south to southeast winds up to 60 km/h will bring in unseasonably warm air from the Dakotas, with temperatures rising into the upper twenties over Winnipeg and the Red River valley. In fact, it's possible that some localities may touch the 30C mark Wednesday. In Winnipeg, a high of 28C is forecast which is very close to the day's record high of 28.3C set on Oct 5 1943. If Winnipeg hits 28C tomorrow, it will be the warmest October day in the city since Oct 1 1992 when we hit 30.5C. Note however that the record warmth will be accompanied by strong southerly winds up the valley which will gust to 60 km/h by afternoon. The unseasonably warm conditions, accompanied by low humidity and strong winds will create dangerous fire conditions.. and in fact a fire weather watch has been posted for the Red River valley in North Dakota.
Sunday, October 02, 2011
Awesome autumn continues..
An upper ridge of high pressure over central North America will continue to bring dry and warm weather over southern Manitoba through the first week of October. Temperatures will climb into the mid 20s much of the week, some 10 degrees above the normal high of 15 for early October. The warm dry start to October this year is similar to last year which saw summerlike conditions through the Thanksgiving weekend. For today, temperatures in southern Manitoba will range from the 20 degree mark through the Interlake region to 24C along the TransCanada corridor and up to 27C near the US border. The good news is that winds today will be a lot lighter than Saturday's gusty values so conditions will be more comfortable and temperatures will feel warmer. Look for sunshine and highs in the 24-27C range the rest of the week over southern Manitoba, with increasing south winds again by Wednesday. Unsettled weather is expected by next weekend (Thanksgiving) with a few showers and cooler conditions moving in. Until then.. enjoy the fine fall weather!
Wednesday, September 21, 2011
After the deluge.. turning warm and dry through the end of September..
After Tuesday's soaking rains which brought 25 to 75 mm of rain to the RRV, conditions will be turning dry and warmer the rest of this week through the weekend and into next week. A large upper ridge of high pressure will build over the Prairies bringing a prolonged stretch of sunny dry and warm weather over central Canada over the next week or so, including southern Manitoba. After a frosty night tonight, temperatures will rebound into the mid teens Thursday with light winds, then into the mid 20s over the weekend as warmer air spreads in. Long range models are indicating the dry and warm weather should continue over southern Manitoba through the end of the month. Fall officially arrives this Friday, so it looks like a nice warm and dry start to autumn. Enjoy!
Sunday, September 18, 2011
Rain by Tuesday.. windy and warmer by end of week
The new week will start off on a dry and mild note with sunshine and temperatures rising into the low to mid 20s. Unsettled weather however will move in overnight Monday into Tuesday with occasional rain and possible thunderstorms, along with gusty northwest winds and cooler temperatures. Models are hinting that rainfall may be heavy at times Tuesday over portions of southern Manitoba and the RRV, with 20-40 mm possible in some areas. This system is expected to clear out by Wednesday as a ridge of high pressure builds in over southern Manitoba. This will be followed by increasingly windy and warmer weather by the end of the week into the weekend as the ridge moves east and a return southerly flow sets up over southern Manitoba. Gusty south winds will allow temperatures to rise to above normal values in the mid 20s by Saturday. The autumnal equinox arrives this Friday the 23rd.
Wednesday, September 14, 2011
Widespread freeze tonight.. warmer weather for end of week into next week
The first blast of fall like weather pushed into southern Manitoba yesterday, resulting in below normal temperatures, gusty north winds, lake effect precipitation and frost over parts of southern Manitoba this morning. Well below normal temperatures continued today with brisk northwest winds keeping temperatures only near 10C this afternoon. For tonight, a ridge of high pressure over Saskatchewan will build over southern Manitoba bringing clearing skies and light winds. This will lead to a widespread freeze over southern Manitoba by Thursday morning, with overnight lows of -1 to -4C forecast in most areas. (Downtown Winnipeg and areas along the MB lakeshores should escape the freeze tonight) The first frost over Winnipeg and the Red River valley usually isn't until the third week of September, so this year's first frost is arriving about a week earlier than normal. Sunny and milder weather will develop Thursday into Friday as the high pressure ridge pushes east and we get into a moderating southerly flow. A frontal system pushing in from the west threatens showers for Sunday.
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