Winter Storm Watch Now Includes Cook County and City of Chicago; 6.6″ Arlington Heights

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TODAY SUNRISE: 6:47 AM
SUNSET: 4:27 PM

Chicagoland weather radar is all clear at about 5:56:43 PM.

Satellite images show skies in northern Illinois are mostly clear at 5:57:21 PM.

A Winter Storm Watch is in effect for the counties of Cook, Lake, McHenry, Lake, Boone, Ogle, Lee, DeKalb, and Winnebago. Arlington Heights is currently expected to accumulate about 6.8 inches of snow between 6:00 p.m. Friday and 5:00 p.m. Saturday.


Winter Storm Watch

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
220 PM CST THU NOV 19 2015

...SNOW FRIDAY NIGHT THROUGH SATURDAY WITH THE POSSIBILITY OF
SIGNIFICANT ACCUMULATION...

.THE FIRST ACCUMULATING SNOW OF THE SEASON WILL UNFOLD ACROSS THE
REGION BEGINNING FRIDAY EVENING AND PERSISTING THROUGH THE DAY
SATURDAY. PRECIPITATION WILL LIKELY TRANSITION FROM A RAIN AND
SNOW MIX EARLY IN THE EVENING TO ALL SNOW. WARM GROUND...ESPECIALLY
PAVEMENT...WILL INITIALLY LIMIT ACCUMULATIONS ON SURFACES FRIDAY
EVENING. HOWEVER RATES ARE EXPECTED TO INCREASE OVERNIGHT FRIDAY
NIGHT THROUGH SATURDAY MORNING. THIS WILL ALLOW FOR SNOW TO
ACCUMULATE AT A QUICKER RATE. THE POTENTIAL FOR 4 TO 8 INCHES OF
SNOW CURRENTLY EXISTS IN MUCH OF THE WATCH AREA...OUTSIDE OF
IMMEDIATELY NEAR THE LAKE SHORE INCLUDING DOWNTOWN CHICAGO. THE
PRECISE TRACK AND INTENSITY OF THE WEATHER SYSTEM CONTINUES TO BE
RESOLVED AND WILL LIKELY CONTINUE TO LEAD TO FLUCTUATIONS IN THE
PRECISE SNOWFALL FORECAST.

ILZ014-200430-
/O.EXB.KLOT.WS.A.0004.151121T0300Z-151121T2100Z/
COOK-
INCLUDING THE CITY OF...CHICAGO
220 PM CST THU NOV 19 2015

...WINTER STORM WATCH IN EFFECT FROM FRIDAY EVENING THROUGH
SATURDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A WINTER STORM
WATCH...FOR AREAS AWAY FROM LAKE MICHIGAN...WHICH IS IN EFFECT
FROM LATE FRIDAY EVENING THROUGH SATURDAY AFTERNOON.

* TIMING...A RAIN AND SNOW MIX BEGINNING FRIDAY EVENING
  TRANSITIONING TO A WET SNOW AND PERSISTING THROUGH MID
  AFTERNOON ON SATURDAY...WITH SNOW BRIEFLY HEAVY AT TIMES.

* SNOW ACCUMULATIONS...4 TO 7 INCHES AWAY FROM LAKE
  MICHIGAN...WITH 2 TO 4 INCHES NEAR THE LAKE INCLUDING DOWNTOWN
  CHICAGO.

* IMPACTS...POTENTIAL EXISTS FOR DIFFICULT DRIVING CONDITIONS AND
  SHARPLY REDUCED VISIBILITIES...ESPECIALLY AWAY FROM THE LAKE.

* THE FIRST ACCUMULATING SNOW OF THE YEAR CAN CATCH MOTORISTS
  OFF GUARD. ENSURE TO PLAN ACCORDINGLY AND USE EXTRA CAUTION IF
  TRAVELING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST
FORECASTS.

 NWS POINT FORECAST … 

Tonight
Clear, with a low around 29. Breezy, with a west southwest wind 10 to 20 mph, with gusts as high as 25 mph.


Friday
Increasing clouds, with a high near 44. West wind 5 to 10 mph.


Friday Night
Rain and snow likely before 9pm, then snow. Low around 33. Light and variable wind becoming east 5 to 10 mph in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.


Saturday
Snow. High near 35. Breezy, with an east wind 10 to 15 mph becoming northwest 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 6 inches possible.


Saturday Night
A 20 percent chance of snow before 9pm. Partly cloudy, with a low around 16. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.


Sunday
Mostly sunny, with a high near 30.


Sunday Night
Partly cloudy, with a low around 22.


Monday
Sunny, with a high near 39.


Monday Night
Mostly clear, with a low around 24.


Tuesday
Sunny, with a high near 42.

 AIRPORT WEATHER OBSERVATIONS … 

Location Time
(cdt)
Sky/Weather Temp.
(ºF)
Dewpt.
(ºF)
Humidity
(%)
Wind
(mph)
Pressure
(in)
Chicago/O’Hare 17:51 A Few Clouds and Breezy 40 17 40 W 24 G 35 30.02
Chicago Midway Airport 17:53 A Few Clouds 42 17 36 W 17 G 35 30.04
Chicago Executive Airport 17:52 Fair 40 17 40 W 18 G 33 30.02
Chicago / West Chicago, Dupage Airport 17:52 Fair 39 18 43 W 18 G 26 30.02
Aurora Municipal Airport 17:52 Fair 38 22 52 W 17 30.04
Gary Chicago International 17:45 Partly Cloudy and Windy 43 12 29 W 29 G 46 30.05
Kenosha Regional Airport 17:53 Mostly Cloudy 38 19 46 W 20 G 37 29.96
Chicago / Waukegan, Waukegan Regional Airport 17:55 A Few Clouds 39 17 41 W 10 G 30 29.97
Lansing Municipal Airport 18:35 Fair and Breezy 39 17 40 W 21 G 26 30.08
Click on location name for the weather during the past two days at that site.

 CHICAGO EXECUTIVE AIRPORT … 

D
a
t
e
Time
(cst)
Wind
(mph)
Vis.
(mi.)
Weather Sky Cond. Temperature (ºF) Relative
Humidity
Wind
Chill
(°F)
Heat
Index
(°F)
Pressure Precipitation (in.)
Air Dwpt 6 hour altimeter
(in)
sea level
(mb)
1 hr 3 hr 6 hr
Max. Min.
19 16:52 W 18 G 33 10.00 Fair CLR 40 17 40% 31 NA 30.02 1016.8
19 15:52 W 15 G 28 10.00 Mostly Cloudy BKN065 41 18 39% 33 NA 29.99 1015.8
19 14:52 W 22 G 32 10.00 Mostly Cloudy and Breezy BKN060 42 19 40% 33 NA 29.97 1015.1
19 13:52 W 28 G 44 10.00 A Few Clouds and Windy FEW060 42 16 35% 32 NA 29.95 1014.5
19 12:52 W 25 G 33 10.00 Fair and Breezy CLR 43 17 35% 33 NA 29.92 1013.7
19 11:52 NA NA Fair CLR NA NA NA NA NA 29.91 NA
19 09:52 W 18 G 28 10.00 Fair CLR 41 24 51% 32 NA 29.89 1012.6
19 08:52 W 22 G 31 10.00 Fair and Breezy CLR 41 27 57% 31 NA 29.86 1011.4
19 07:52 W 18 G 25 10.00 Fair CLR 41 27 57% 32 NA 29.83 1010.5
19 06:52 W 17 G 32 10.00 A Few Clouds FEW035 FEW045 42 29 60% 34 NA 29.78 1008.8
19 05:52 W 20 G 29 10.00 Overcast BKN026 OVC037 45 37 48 45 74% 37 NA 29.74 1007.2
19 04:52 SW 13 G 21 10.00 Overcast SCT021 BKN044 OVC055 45 40 83% 39 NA 29.72 1006.5
19 03:52 SW 14 G 22 10.00 Overcast BKN025 OVC044 46 39 77% 40 NA 29.70 1005.9
19 02:52 SW 13 10.00 Partly Cloudy FEW030 SCT038 SCT120 45 38 77% 39 NA 29.69 1005.4
19 01:52 SW 14 10.00 Fair CLR 46 38 73% 40 NA 29.68 1005.0
19 00:52 SW 10 10.00 A Few Clouds FEW050 47 38 71% 42 NA 29.66 1004.3

 MORE HELPFUL LINKS …  

LIVE RADAR | STORM TRACKS | UNISYS US IR SAT | UNISYS Midwest IR SAT | UNISYS More IR SAT

WunderMap® with Temperature/Wind Data || Google: Arlington Heights Temps | NE Illinois Temps

Full Screen Motion Weather Radar (Wunderground.com)

Midwest Cloud Cover with Arlington Heights Weather Forecast | SWPC Aurora Forecast

ChicagoWeatherStation.com I O’Hare Normal Temps/Precip I O’Hare Record Temps, Precip, Snow

SUNLIGHT DATA FOR SECURITY, TRAFFIC SAFETY, AND SPORTS
SunCalc.net data with solar azimuth and trajectory, times for dawn, sunrise, solar noon, sunset, dusk …

LIVE TRAFFIC MAP of neighborhood near …



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