Low pressure will organize and track northeastward from northeast Montana to southern Manitoba Wednesday afternoon and night bringing a high likelihood of severe storms across the Dakotas and parts of Minnesota.
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Another active day is expected across the Northern Plains as a cold front sweeps east across North Dakota and western Minnesota. Storms are expected to develop across eastern North Dakota into western Minnesota this afternoon and will bring a wind and hail threat to cities like Fargo, Grand Forks, and north into Winnipeg, Manitoba.
Storms will continue to develop across South Dakota and southwest Minnesota during the late afternoon and evening hours also with wind and hail being the main threat.
A few scattered strong storms will be possible across portions of Nebraska and we will see storms develop across Iowa later in the evening into the overnight. These storms will carry mainly a hail threat but some gusty winds will also be possible.
Flash flooding will continue to be a threat along a stationary boundary in southwest Iowa into Missouri. Some areas have already seen 2.0-3.0″+ and could see up to an additional inch through mid-afternoon.
The threat for severe thunderstorms will shift to the Northern Plains this afternoon and evening.
A vigorous disturbance moving across Alberta, Canada on Sunday has drawn moisture and instability northward through the northern Plains helping set the stage for storms to erupt after 1 PM today. Damaging winds and large hail are the primary threats with the stronger storms that develop. Minot and Bismarck, North Dakota are a couple of cities that are at risk for a strong to severe thunderstorm this afternoon into the early evening. Travelers on I-94 through western and central North Dakota should be on guard for potential severe weather.
The severe threat should diminish later this evening in most area; however, a stray stronger storm or two will remain possible across the Dakotas and extend southward to northern Nebraska and western Iowa.
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The Opening Ceremony for the 2016 Summer Olympics is just a few days away! Athletes and tourists are gathering in Rio de Janeiro along the south coast of Brazil, where it’s the middle of the winter, but if you’re one of the late stragglers still packing for the trip, don’t bother to pack your parka. The MORECAST staff still foresees a lovely forecast for the early Games.