Expect showery weather Sunday evening through late Monday night Details >
Jun 19, 2013; 9:57 PM ET Short-Range Weather forecast overview for the Northwest United States
Short-Range Weather forecast overview for the Northwest United States
A dangerous outbreak of severe storms will strike the northern High Plains and Canadian Prairies on Wednesday.
Weather forecast overview for the United States
No more severe weather at Merion this weekend, but there could be a brief, pop-up thunderstorm.
Dangerous thunderstorms will continue to rumble though portions of Montana through the night and the early morning hours.
Another thunderstorm will be Ardmore, Pa. area late in the day.
A tornado similar to the El Reno one could hit a major city some day, causing thousands of casualties, tens of billions in damage and requiring a much more upscale recovery response.
Extended Weather forecast overview for the Northwest United States
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