In a detailed post on Monday, I outlined what was coming our way this week with a huge developing storm system over the front range of the Rockies.
This week's storm is bringing huge swings in air temperature to Colorado. Leatham compiled data for April 10-12 for Brainerd's past snow events.
"It's going to be impossible to drive certain states, Nebraska, South Dakota, Minnesota, those states are going to get so much snow, and the blizzard is going to cause white-out conditions for hours", Griffin said.
Overall, 1 to 3 inches of slushy accumulation is possible across southern Wisconsin with the higher totals towards central Wisconsin.
"On the north side of the storm, where there is a lot of cold air, 18 inches of snow has fallen in western South Dakota". Blowing snow could significantly reduce visibility. Denver saw a near record high of 78 degrees on Tuesday. Rain will turn to snow Wednesday. He said the winds will start Wednesday during the day and pick up at night, with the highest winds Thursday morning, when the heaviest snow is supposed to fall. Winds could gust as high as 45 miles per hour.
Meteorologists with the NWS work 24-7 on updating the agency's forecast using multiple weather models to report the most accurate data.More news: India's ruling party releases manifesto days before election
"Red Flag Warnings are widespread throughout these areas". Wednesday and Thursday nights the lows are expected to drop into the teens.
The Texas Panhandle and Amarillo are close to ground zero for wind. In addition to extreme fire danger, flying dust is likely. There is also some potential for an isolated storm or two to form across northern Kansas, which may bring tornadoes.
By Friday, the system should be weakening, with lingering snow in upper Mississippi Valley and northern Great Lakes.
Large hail, damaging winds and perhaps a tornado are likely with some of the storms.
The National Weather Service has placed Washington County, central and northern Penobscot County, Piscataquis County and the western mountains under a winter storm warning.
Snowfall along the coast will be variable, with less than an inch expected in Portland and up to 3 to 4 inches expected in Rockland, according to the weather service.
Officials said they will likely send plows out as the snow begins.
Schmidt warns river communities this could all change if the patterns shift and Minnesota gets more precipitation in April. While temperatures are expected to be low in the wake of the storm, readings above freezing will arrive next week. More snow is expected Tuesday evening.