An area low pressure near the U.S./Canadian border will move from the Pacific Northwest to the Central Rockies on Monday bringing a chance of showers and thunderstorms to the Northern Rockies, with snow in the highest elevation.
The upper level trough will split in two, with the northern portion of it heading to the Upper Midwest tomorrow and the southern protion providing a chance of thunderstorms and mountain snow to the Four Corners.
As the potent storm system make its way through the Four Corners late Monday into Tuesday. I am tracking a strong cold front approaching from the west, which will bring colder temperatures and much needed-moisture,
A *Winter Storm Watch* is in effect for the northen and central Colorado mountains, for late Monday through Tuesday afternoon. 6-12 inches of snow is possible across the high mountains passes, with 4 to 8 inches for portions of the foothills. The Denver metro area may see between 1-2 inches of snow on grassy surfaces.
If you gave Mom a plant for Mother's Day, be sure to cover the plant or bring thplant inside. Tenpertures will dip below freezing both Tuesday and Wednesday morning.
The pressue gradient around the surface low will bring gusty winds over much of the West. The winds combined with low humidity values will bring a high fire danger to areas of the Southwest.
Following this strom system. a large ridge of high pressure is expected to build over the Rockies during in the middle of the week, and very warm air will be pumped northward into the region. High temperatures will climb through the 60s and 70s in some of the mountain areas and even into the low 80s by the end of the week in places like Boise, Idaho.
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NWS Grand Junction, CO |
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