Wednesday, June 25, 2014

A small break from the humidity, but it returns this weekend

A couple weak fronts sliding through Wisconsin and Illinois the past few days has slowly, and I mean slowly, lowered the humidity.  However, we're not going to completely get rid of it and as we look towards the weekend, it will only increase.

Thunderstorms today will be most likely in Wisconsin closer tied to an area of low pressure, but with the heating of the day and northern Illinois being in close proximity to the low, I'm going to hold on to a higher threat for storms later this morning and early afternoon.  Severe weather isn't expected, but heavier rain along with hail and stronger wind gusts are possible with any storms that do form.

Once the sun begins to set this evening, the storm threat will decrease.  Isolated storms will continue through the weekend as the jet stream pattern begins to shift a bit.  As we head closer to the weekend, it looks like we'll develop more of a southwest to northeast flow within the jet stream.  This means big thunderstorms are going to be possible across the far northern Plains and upper Midwest Saturday and Sunday.  Isolated thunderstorms continue for southern Wisconsin and northern Illinois for the weekend, but if we see many dry hours - especially on Saturday - temperatures will have a good chance of reaching near 90 degrees!  It does look to be an active start to next week, but the pattern begins to break down after we get past Tuesday.  Hopefully a drier pattern will hold through the 4th of July.

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