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A widespread winter storm will continue to haul snow and ice across parts of more than 20 states from the Plains to the Midwest, Great Lakes and Northeast into Thursday.
Here is a look at the 3-day weather forecast for Central Illinois out the National Weather Service in Lincoln, Ill.: Saturday : Mostly cloudy, then gradually becoming sunny, with a high near 39.
As a result, the official record-lowest temperature for the state was −36 °F (−37.8 °C) recorded at Congerville on 5 January 1999. [11] In 2019, the January North American Cold Wave struck Illinois. This resulted in a new record low temperature, −38 °F (−38.9 °C), recorded on January 31, 2019, at Mount Carroll.
Snow occurs when the atmosphere is "cold" all the way from the clouds to down here at the surface. And rain occurs when it's "warm" all the way from the clouds to the surface.
Historically, average snowfall ranges from about 10 inches (25.4 cm) in southern Illinois to 40 inches (100 cm) in northern Illinois. The change in annual snowfall amounts show no trends at all, with years being higher or lower than average. However, the season when snow is likely to fall has shrunk by about two weeks since the late 1970s. [5]
In the late 20th century, an estimated $2 billion was spent annually in North America on roadway winter maintenance, owing to snow and other winter weather events, according to a 1994 report by Kuemmel. The study surveyed the practices of jurisdictions within 44 US states and nine Canadian provinces.
A dip in the jet stream will bring temperatures more typical of February's second and third weeks. For example, in New York City, historical average temperatures range from a low near 30 F to a ...
The National Weather Service office of Chicago has one of the longest periods of official weather records, dating back to 1870, though all the 1870 and 1871 weather records taken at 181 West Washington Street were lost in the Great Chicago Fire. Of the two major airports located in Chicago, Midway Airport began observations in 1928, and O'Hare ...