Today is forecast to be nearly the same temperature as yesterday.
Nowcast as of 1:31 PM CST on December 23, 2009
Now
A mixture of snow...sleet...and freezing rain will continue to fall across the area this afternoon. Snow and sleet accumulations will be less than one inch. Ice accumulation will be under one quarter inch. The combination of snow...sleet and freezing rain will result in slippery roadways and cause travel difficulties. Be prepared for hazardous driving conditions and use caution while traveling.
Forecast for Lake
Updated: 11:07 am CST on December 23, 2009
Winter Weather Advisory in effect until noon CST Thursday...
Flood Watch in effect from Thursday afternoon through late Thursday night...
Rest of Today
Chance of freezing rain and sleet late in the morning...then freezing rain and sleet in the afternoon. Rain late in the afternoon. Little or no new sleet accumulation. New ice accumulation of less than one quarter of an inch. Blustery. Temperatures nearly steady in the lower 30s. East winds 15 to 25 mph with gusts up to 30 mph at times. Chance of precipitation 100 percent.
Rain...freezing rain and sleet. No sleet accumulation. Ice accumulation of up to one quarter of an inch. Blustery. Temperatures nearly steady in the lower 30s. East winds 15 to 25 mph with gusts up to 35 mph at times. Chance of precipitation 100 percent.
Thursday
Rain...chance of freezing rain and sleet in the morning...then rain in the afternoon. Locally heavy rainfall possible in the afternoon. No sleet accumulation. Ice accumulation of less than one quarter of an inch. Blustery. Highs in the upper 30s. East winds 15 to 25 mph. Gusts up to 35 mph in the morning increasing to 40 mph in the afternoon. Chance of precipitation 90 percent.
Rain in the evening...then rain and occasional drizzle after midnight. Locally heavy rainfall possible. Blustery. Lows in the mid 30s. Southeast winds 15 to 25 mph with gusts up to 35 mph at times. Chance of measurable precipitation 100 percent.
Christmas Day
Cloudy with chance of rain showers in the morning...then partly cloudy with chance of snow showers in the afternoon. Highs in the upper 30s. South winds 10 to 20 mph with gusts up to 30 mph at times. Chance of precipitation 50 percent.
Friday Night
Light snow or snow showers likely. Lows in the lower 20s. Chance of precipitation 60 percent.
Saturday
Cloudy with a 50 percent chance of light snow or snow showers. Highs in the mid 20s.
Saturday Night
Cloudy with a 50 percent chance of light snow or snow showers. Lows 16 to 20.
Sunday
Cloudy with a 30 percent chance of light snow or snow showers. Highs in the mid 20s.
Sunday Night and Monday
Mostly cloudy. Lows 9 to 13 above. Highs in the mid 20s.
Monday Night and Tuesday
Partly cloudy. Lows 14 to 18. Highs in the upper 20s.
... Winter Weather Advisory remains in effect until noon CST Thursday...
A Winter Weather Advisory remains in effect until noon CST Thursday.
* Timing... a mixture of freezing rain... sleet and snow is expected to develop this afternoon and continue through Thursday morning. As temperatures warm above freezing Thursday morning... the precipitation will transition to rain.
* Accumulations... snow and sleet accumulations less than one inch. Ice accumulation of up to one quarter inch.
* Hazards... accumulation of ice.
* Impacts... glazing of roadways... parking lots and sidewalks. This will make for hazardous travel on untreated surfaces.
Precautionary/preparedness actions...
A Winter Weather Advisory means that a combination of snow... sleet... or freezing rain will result in slippery roadways and cause travel difficulties. Be prepared for hazardous driving conditions and use caution while traveling.
Areal Flood Watch
Statement as of 2:15 PM EST on December 23, 2009
... Flood Watch remains in effect from Thursday afternoon through late Thursday night...
The Flood Watch continues for
* portions of Illinois and Indiana... including the following areas... in Illinois... Boone... Cook... De Kalb... dupage... Ford... Grundy... Iroquois... Kane... Kankakee... Kendall... La Salle... lake IL... Lee... Livingston... McHenry... Ogle... will and Winnebago. In Indiana... Benton... Jasper... Lake in... Newton and Porter.
* From Thursday afternoon through late Thursday night.
* Rain is expected to become moderate to occasionally heavy Thursday afternoon and night. Total rainfall amounts of 1.5 to 2 inches will be common... .with the potential for local 3 inch rainfall totals by Friday morning.
* Current snow cover ranges from 4 to 8 inches across northwest Illinois to 1 to 3 inches across Northwest Indiana. As the snow melts and moderate to occasional heavy rain develops rapid runoff due to frozen ground conditions will result in significant rises on area rivers... with some rivers possibly reaching or exceeding flood stage. Flooding of low lying and flood prone areas will also be possible.
Precautionary/preparedness actions...
A Flood Watch means there is a potential for flooding based on current forecasts.
You should monitor later forecasts and be alert for possible flood warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Record Report
Statement as of 12:36 am CST on December 23, 2009
... Record daily maximum snowfall set at Rockford IL...
A record snowfall of 3.4 inches was set at Rockford IL yesterday... Tuesday December 22nd 2009. This breaks the old record of 3.3 inches set in 1969.
Public Information Statement
Statement as of 8:00 am CST on December 23, 2009
Snowfall and snow depth reports. Data provided by National Weather Service Chicago area and Rockford area snowfall team.
12 hr snowfall 12 hr snowfall total location ending 6am ending 6pm snow today yesterday depth at 6am Illinois
Batavia T / 2.0 / 5 Beach Park 0.5 / 2.6 / 6 Beecher 0.0 / 0.4 / 3 Downers Grove T / 1.8 / 5 Grayslake / 1.4 / La Grange 0.1 / 1.7 / 5 Melrose Park 0.0 / 2.0 / 5 Mount Morris / 1.0 / Naperville / 1.1 / Oak Brook / 2.1 / Peotone 0.0 / / 3 Plainfield 4sw T / 0.5 / 4 WillowBrook 0.0 / 0.8 / 4 Yorkville 2se / T / 5