Tornado Watch in Northern Illinois Now Includes Cook County and Lake County

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A TORNADO WATCH in Northern Illinois now includes Cook County or Lake County.

A tornado was reported near Pontiac, Illinois.

The leading edge of a large area of thunderstorms that was moving from the southwest to the northeast entered the southwest corner of DuPage County about 7:00 p.m.

None of the tops were about 26,000 feet at 7:20 p.m. There are a large number of thunderstorm cells in the area that is approaching.

A thunderstorm cell headed toward Arlington Heights should reach downtown Arlington Heights at about 8:00 p.m. At 7:35 p.m. this cell’s top was 16,000 feet and did not have any hail as indicated by radar.

TODAY SUNRISE: 6:03 AM SUNSET: 7:48 PM

MOBILE FRIENDLY …

chgowx.com | radar.chgowx.com 

Tornado Watch


WATCH COUNTY NOTIFICATION FOR WATCH 494
NATIONAL WEATHER SERVICE CHICAGO IL
636 PM CDT TUE AUG 18 2015

ILC007-037-043-053-063-075-089-091-093-099-103-105-111-141-197-
201-190300-
/O.CON.KLOT.TO.A.0494.000000T0000Z-150819T0300Z/

TORNADO WATCH 494 REMAINS VALID UNTIL 10 PM CDT THIS EVENING FOR
THE FOLLOWING AREAS

IN ILLINOIS THIS WATCH INCLUDES 16 COUNTIES

IN CENTRAL ILLINOIS

LIVINGSTON

IN EAST CENTRAL ILLINOIS

FORD                  IROQUOIS

IN NORTH CENTRAL ILLINOIS

BOONE                 DE KALB               LA SALLE
LEE                   OGLE                  WINNEBAGO

IN NORTHEAST ILLINOIS

DUPAGE                GRUNDY                KANE
KANKAKEE              KENDALL               MCHENRY
WILL

THIS INCLUDES THE CITIES OF...AURORA...BELVIDERE...DEKALB...
DIXON...JOLIET...KANKAKEE...MORRIS...OREGON...OSWEGO...OTTAWA...
PIPER CITY...PONTIAC...ROCKFORD...WATSEKA...
WHEATON AND WOODSTOCK.

$$

RODRIGUEZ


 NWS POINT FORECAST … 

Detailed Forecast


This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. South southeast wind around 10 mph.


Tonight
Showers and thunderstorms, mainly before 2am. Low around 70. South wind 10 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.


Wednesday
A 40 percent chance of showers and thunderstorms, mainly before 11am. Mostly cloudy, with a high near 77. South wind around 15 mph, with gusts as high as 25 mph.


Wednesday Night
Mostly cloudy, with a low around 59. West southwest wind around 15 mph, with gusts as high as 20 mph.

 AIRPORT WEATHER OBSERVATIONS … 

Location Time
(cdt)
Sky/Weather Temp.
(ºF)
Dewpt.
(ºF)
Humidity
(%)
Wind
(mph)
Pressure
(in)
Chicago/O’Hare 16:51 Mostly Cloudy 81 68 65 S 12 29.73
Chicago Midway Airport 16:53 Mostly Cloudy 84 68 59 S 13 29.73
Chicago Executive Airport 16:52 Fair 81 65 58 S 10 29.74
Chicago / West Chicago, Dupage Airport 16:52 Partly Cloudy 80 69 69 SE 8 29.72
Aurora Municipal Airport 16:52 A Few Clouds 79 69 72 SE 14 29.72
Gary Chicago International 15:45 Mostly Cloudy NA NA NA S 9 29.79
Kenosha Regional Airport 16:53 Fair 78 67 69 SE 9 29.74
Chicago / Waukegan, Waukegan Regional Airport 16:55 Fair 75 67 76 SE 10 29.73
Lansing Municipal Airport 16:55 Partly Cloudy 80 70 71 SE 7 29.75
Click on location name for the weather during the past two days at that site.

 CHICAGO EXECUTIVE AIRPORT … 

D
a
t
e
Time
(cdt)
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.
18 16:52 S 10 10.00 Fair CLR 81 65 58% NA 83 29.74 1006.5
18 15:52 S 10 10.00 Mostly Cloudy SCT039 BKN050 82 66 58% NA 84 29.77 1007.7
18 14:52 S 7 10.00 Partly Cloudy SCT038 SCT045 81 64 57% NA 83 29.80 1008.7
18 13:52 Vrbl 7 10.00 A Few Clouds FEW034 81 65 58% NA 83 29.83 1009.7
18 12:52 S 7 10.00 Partly Cloudy SCT032 78 64 79 69 62% NA 80 29.84 1010.1
18 11:52 S 7 10.00 A Few Clouds FEW027 78 65 64% NA 80 29.86 1010.8
18 10:52 SW 7 10.00 Mostly Cloudy BKN026 77 64 64% NA 79 29.87 1011.1
18 09:52 S 7 10.00 A Few Clouds FEW019 75 64 69% NA NA 29.88 1011.4
18 08:52 S 6 10.00 Fair CLR 72 66 82% NA NA 29.89 1011.7
18 07:52 Calm 10.00 Fair CLR 70 66 87% NA NA 29.92 1012.7
17 15:52 NE 8 10.00 Thunderstorm in Vicinity SCT050 BKN070 84 68 59% NA 87 29.96 1014.0
17 14:52 W 7 10.00 Thunderstorm in Vicinity CLR 88 64 45% NA 89 29.97 1014.2
17 13:52 S 7 10.00 Fair CLR 86 66 51% NA 88 29.99 1014.9
17 12:52 Vrbl 7 10.00 A Few Clouds FEW047 FEW065 88 65 89 72 46% NA 90 30.01 1015.7
17 11:52 S 5 10.00 A Few Clouds FEW047 FEW095 86 66 51% NA 88 30.03 1016.4
17 10:52 W 7 10.00 Fair CLR 85 66 53% NA 87 30.05 1016.9
17 09:52 SW 7 10.00 Fair CLR 84 67 57% NA 87 30.05 1017.1
17 08:52 SW 9 10.00 Fair CLR 80 67 64% NA 82 30.06 1017.3
17 07:52 S 7 10.00 Fair CLR 76 67 74% NA 77 30.07 1017.7
17 06:52 S 5 8.00 Fair CLR 72 67 76 70 84% NA NA 30.06 1017.5
17 05:52 S 5 10.00 Fair CLR 70 66 87% NA NA 30.06 1017.4
17 04:52 Calm 10.00 Fair CLR 71 66 84% NA NA 30.05 1017.0
17 03:52 S 3 10.00 Fair CLR 73 67 81% NA NA 30.05 1016.9
17 02:52 S 5 10.00 Fair CLR 74 67 79% NA NA 30.04 1016.8
17 01:52 SW 5 10.00 Fair CLR 75 67 76% NA NA 30.05 1017.0
17 00:52 SW 5 10.00 Fair CLR 76 67 86 76 74% NA 77 30.06 1017.2

 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 …



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