Snow way: Spring storm has area under winter weather advisory. See how much snow will fall where and when. | Local weather


A powerful spring storm system will drop 3 to 7 inches of snow from the Madison area to the north Monday night into Tuesday night, with the least to the south and most to the north, and central and northern Wisconsin expected to see 10 inches or more, according to forecasters.

The National Weather Service issued a winter weather advisory from 1 a.m. Tuesday to 7 a.m. Wednesday, with the storm expected to deliver mostly snow, but some light freezing rain possible that could result in a light accumulation of ice.

Snow is expected to develop as early as later Monday afternoon and become more widespread overnight, with some light freezing rain also possible.

Accumulating snow is expected Tuesday with some mixed precipitation possible as well, and the snow expected to gradually diminish Tuesday night.

In Madison, the precipitation is expected to be mixed into Monday night, rain Tuesday morning, mixed later Tuesday turning into all snow before ending.

In Madison on Monday, look for increasing clouds, a high near 39 and light south wind increasing to 5 to 10 mph in the afternoon.

The Weather Service said the chances for precipitation are 90 percent Monday night and Tuesday, and 80 percent Tuesday night, in the form of snow Monday night, rain possibly mixed with snow Tuesday, and snow Tuesday night, with accumulations of less than half an inch Monday night, less than an inch Tuesday, and 1 to 2 inches Tuesday night.

The high Tuesday should be near 36, sandwiched by lows around 32 and 20.

After the storm passes, the only chances for precipitation through the weekend are 20 percent for rain Thursday afternoon, and 50 percent for rain and snow Sunday.

Skies over Madison should be cloudy gradually becoming mostly sunny Wednesday, partly sunny Thursday, mostly sunny Friday and Saturday, and mostly cloudy Sunday, with highs near 31, 38, 32, 37 and 41, and lows Wednesday night through Saturday night around 14, 17, 14 and 21.

27 Storm Track meteorologist Branden Borremans forecasts a light rain/snow mix developing Monday in the area to the south, with light snow to the north; a rain/snow mix to the south and snow to the north, changing to all snow by mid- to late afternoon Tuesday, with snow totals of 1 to 2 inches to the south, 2 to 4 inches in the Madison area and 4 to 6 inches to the north; flurries or sprinkles possible Thursday afternoon; a rain/snow mix possible Sunday; and showers next Monday morning.

Borremans said skies over Madison should be mostly sunny becoming mostly cloudy Monday, cloudy Tuesday, mostly cloudy to partly sunny Wednesday, partly sunny Thursday through Saturday, increasingly cloudy Sunday, and mostly cloudy Monday, with highs near 39, 36, 33, 38, 33, 37, 41 and 45, and overnight lows around 31, 21, 16, 19, 15, 25, 37 and 22.

Sunday’s high in Madison was 35 at 2:38 p.m., 13 degrees below the normal high and 46 degrees below the record high of 81 for April 1, set in 2010.

Sunday’s low in Madison was 17 at 5:51 a.m., 13 degrees below the normal low and 6 degrees above the record low of 11 for April 1, set in 1881.

No precipitation was recorded at the Dane County Regional Airport on Sunday, leaving Madison’s April precipitation total (rain plus snow converted to liquid) at zero, 0.1 inches below normal. The meteorological spring (March through May) total stayed at 0.74 inches, 1.56 inches below normal. The 2018 total stayed at 4.92 inches, 0.06 inches below normal.

Madison’s record precipitation for April 1 is 1.57 inches in 1959.

With no snow on Sunday, Madison’s April total stayed at zero, 0.2 inches below normal. The meteorological spring total stayed at 3.4 inches, 3.8 inches below normal. For the snow season (since July 1), Madison has received 30.9 inches, 17.4 inches below normal.

Madison’s record snowfall for April 1 is 5.8 inches in 1930.

2018-04-02 13:09:34

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