![]() There is a 76% chance of La Niña during the Northern Hemisphere winter (December-February) 2022-23, with a transition to ENSO-neutral favored in February-April 2023 (57% chance). For more details on why these shifts were made, please see the local winter outlook tab below. ![]() While a weak to moderate La Niña is expected to impact the weather across much of the United States, its impacts in the Upper Mississippi River Valley can be highly variable with both temperatures and precipitation. Precipitation: Wetter-than-normal is slightly favored across the Upper Mississippi River Valley. This does not necessarily imply that this winter will end up being snowier than normal.Temperatures: Colder than normal is slightly favored across the Upper Mississippi River Valley.Have a story idea? Contact him at or on Twitter Support his work and that of other Coloradoan journalists by purchasing a digital subscription today.NOAA's Climate Prediction Center (CPC) forecast for the upcoming winter months of December-February: Be it news, outdoors, sports - you name it, he wants to report it. Reporter Miles Blumhardt looks for stories that impact your life. Here is a look at other snowfall forecasts, according to the National Weather Service.ĭenver International Airport: 4 to 6 inches ![]() And that's what makes forecasting spring snowfall totals so challenging.'' "We could have ended up with a lot more snow if it had been 1 to 2 degrees cooler during that time. ![]() "During the March snowstorm we had last year (which dropped 20 inches of snow), the first 12 hours of it the snow didn't accumulate,'' he said. Also, recent warm temperatures will allow at least early snowfall to melt instead of accumulate. State climatologist Russ Schumacher said snowfall totals during spring storms are difficult to predict because of the fine line between temperatures being cold enough to snow and warm enough to rain. The bull's-eye appears to be a swath from Rocky Mountain National Park north into extreme western Larimer County and the Rabbit Ears area east of Steamboat Springs. This storm will favor the mountains with 10 to 20 inches of snow expected across much of the northern mountains. Travel along I-25 is not expected to be impacted.įor road conditions, call 511 or visit in Colorado and for Wyoming conditions. There also is potential for heavy snow on the Eastern Plains on Friday night, which could impact Interstate 76 travel. Highway 40 and Interstate 70 as well as Interstate 80 in southern Wyoming. Highways impacted will include Colorado Highway 14, U.S. Road conditions are expected to deteriorate starting Friday night in areas that include Rocky Mountain National Park Medicine Bow Range, which includes Cameron Pass Rabbit Ears Pass Indian Peaks the mountains of Summit County and the Mosquito Range. Monday with 10 to 20 inches of snow and wind gusts to 40 mph expected. The main concern is for the northern mountains, where a winter weather advisory is in effect from 5 p.m. Saturday, there is a 90% chance of a rain/snow mix turning to all snow after 7 a.m., with new snow accumulation of 1 to 2 inches possible during the day, another 1 to 2 inches Saturday night and again throughout Sunday.Ĭolorado avalanches: Snowshoer, two dogs die in latest slide How the storm will impact road conditions Friday increasing to 90% chance of a rain/snow mix Friday night, according to the National Weather Service. Much colder temperatures and multiple periods of snow will continue through at least Sunday night.įor Fort Collins, there is a 30% chance of rain after 5 p.m. That will bring snow starting in the mountains Friday and a rain/snow mix Friday night along the I-25 corridor and Eastern Plains. Timing of storm to hamper weekend plansĪ series of low-pressure systems will move across the state beginning Friday night, according to the National Weather Service in Boulder. Here's a breakdown of the storm, including the timing, travel impacts and how much snow to expect.
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