20 December, 2017
The high temperature is forecast to reach 41 degrees under mostly cloudy skies. Thursday (the first day of winter), will continue breezy and pleasant with mainly 60's, while Friday turns blustery and colder with temperatures falling into the 40's.
"It is around this period that we expect the return of some cold weather and the chance of more snow".
Christmas Day's high will be in the lower to middle 20s.
There had been some hopes in the United Kingdom of a little drift of the white stuff, given that the start of December has seen widespread sub-zero temperatures, and heavy snow in some northern areas, and even in London which has traditionally escaped any flurries.More news: UN Envoy Haley: Trump's Accusers Have Right to be Heard
Snowfall and temperature data compiled by the National Oceanic and Atmospheric Administration and the Cornell University Northeast Regional Climate Center show the Garden State region has a fairly low probability of having 1 inch or more of snow on the ground on Christmas Day.
Since it's still several days away, forecasters are shying away from predicting just how much snow will fall and where, though Martin says it's likely most of central and southern Iowa will see little-to-no accumulation. Thursday will feature highs only in the mid-30s but it won't be as windy as an area of high pressure briefly moves overhead. Overall, this looks like the driest day for travel, but not the warmest. Snowfall is expected on December 23rd in West Iceland and on Christmas Eve in the north of the country. Friday night's low will drop to around 15. If the front remains to our northwest or overhead next Monday, Christmas will likely be wet and probably rather mild.
For now, plan on unsettled weather continuing into early next week. Much colder air will spill across the Ohio Valley shifting our pattern to a much colder one.
Although the name has been selected, the Met Office will not yet put "Storm Dylan" into use until "medium weather impact" from rain, wind or snow is forecast.