Forecast – for Jul. 29, 2010

It is looking like the first half of this forecast period will be warm and unsettled. The weather models are showing several chances of showers and thunderstorms as a couple of small areas of low pressure move through our forecast region. The first of these lows is forecasted to move through around Friday with a

When It Rains, It Pours — More Than Ever – for Jul. 29, 2010

Ihave received several emails the past few months regarding the number of heavy rainfall events and associated flooding that has occurred around the world lately. I started poking around a little bit to see what I could find on the subject, and as usual, I came across some good research. While these studies were done


Issued: Monday, July 12, 2010 Covering: July 14 –July 21

This forecast period starts off with a rather strong upper-level low tracking across southern and central Manitoba. Fortunately for us, this low doesn’t look as though it will linger as they tended to do this spring; it should move out by Thursday. Thursday will see a mix of sun and clouds, with western areas seeing

Issued: Monday, June 28, 2010 Covering: June 30 –July 7

This forecast period starts off with fairly quiet nice summer weather, but it doesn’t look like we’ve rounded the corner just yet on the unsettled stormy weather we’ve been experiencing for the last couple of months. While temperatures look as if they will remain fairly mild, we will see clouds and the chance of thunderstorms


Issued: Monday, June 21, 2010 Covering: June 23 –June 30

While it looks like we might finally be done with large storm systems it doesn’t look like we will be done with rain. We have to remember June and July are our two wettest months, with most of the rain coming in the form of thundershowers and storms, and it looks like that’s what we’ll

Issued: Monday, June 14, 2010 Covering: June 16 –June 23

It looks like we’ll have to deal with one more storm system before more summerlike weather finally moves in. For those of you who wouldn’t mind seeing a little more rain during this forecast period, then this is the forecast for you. If you have had it up to about here with rain, then it’s


Issued: Monday, June 7, 2010 Covering: June 9 –June 16

The active weather pattern that seems to be bringing more clouds than sun and plenty of chances for rain looks like it will continue at least for another week, but there are some signs that the pattern might be changing. Currently we see a very strong jet stream coming in off the Pacific and zooming

Soggy Weekend Adds Up

TABLE 1. RAINFALL FROM 6 A. M. FRIDAY TO 6 A. M. SATURDAY LOCATION Winnipeg Emerson PortagelaPrairie 91.4mm Pinawa Brandon Carberry Great Falls DeltaMarsh 33.8mm McCreary Wasagaming 27.2mm Melita Carman Cypress River Gimli Oak Point Roblin Dauphin FisherBranch 15.5mm Sprague Deerwood Pilot Mound Morden RAINFALL (mm) 95.0 mm 110.4 mm 87.8 mm 63.0 mm 46.4


Issued: Monday, May 24, 2010 Covering: May 26 –June 2

The blocking ridge of high pressure that brought sunny skies and warm temperatures last week has moved to the east and a large trough of low pressure has taken its place over our region. With high pressure to our east and low pressure to our west, the general flow of the atmosphere over our region

Hail And Thunderstorms

TABLE 1. Twelve largest recent Canadian hailstorms (losses in millions of dollars) Date Location Sept. 1991 Calgary 343 July 1987 Edmonton July 1996 July 1981 July 1996 July 1996 July 1998 July 1995 Aug. 1998 June 1995 Winnipeg Calgary Calgary Calgary Calgary Calgary Calgary Southern Alberta May 1987 Montreal July 1992 Calgary Insurance losses 148