Chicago, IL

2:05 AM CDT on July 21, 2017 (GMT -0500)
George Street | | Change Station

Elev 656 ft 41.94 °N, 87.88 °W | Updated 9 minutes ago

Mostly Cloudy
Mostly Cloudy
75.2 °F
Feels Like 76 °F
N
3.1
Wind Variable Wind from SSW
Gusts 5.0 mph

Today
High -- | Low -- °F
--% Chance of Precip.
Yesterday
High -- | Low -- °F
Precip. -- in
Pressure 29.96 in
Visibility 10.0 miles
Clouds Mostly Cloudy 9500 ft
Mostly Cloudy 25000 ft
Heat Index 76 °F
Dew Point 69 °F
Humidity 80%
Rainfall 0.00 in
Snow Depth Not available.
5:34 AM 8:20 PM
Waning Crescent, 7% visible
METAR KORD 210651Z 31004KT 10SM BKN095 BKN250 23/21 A2998 RMK AO2 SLP146 T02330206
Pressure 29.96 in
Visibility 10.0 miles
Clouds Mostly Cloudy 9500 ft
Mostly Cloudy 25000 ft
Heat Index 76 °F
Dew Point 69 °F
Humidity 80%
Rainfall 0.00 in
Snow Depth Not available.
5:34 AM 8:20 PM
Waning Crescent, 7% visible
METAR KORD 210651Z 31004KT 10SM BKN095 BKN250 23/21 A2998 RMK AO2 SLP146 T02330206

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10-Day Weather Forecast

Almanac

Astronomy

Jul. 21, 2017 Rise Set
Actual Time
Civil Twilight
Nautical Twilight
Astronomical Twilight
Moon
Length of Visible Light
Length of Day
Tomorrow will be .
, % of the Moon is Illuminated

Today's Extremes

State Highs State Lows

Community

WunderPhotos

Category 6

Welcome to Category 6. This is the collective home for Weather Underground's featured writeups by Dr. Jeff Masters (right), Bob Henson (left), Chris Burt, and other regular contributors.

Nearby

Air Quality

  Air Quality AQ Index Pollutant
Not available.

Snow Depth

Station Depth Elevation

Earthquake Activity

City Distance Mag. Time & Date
Minimum magnitude displayed is 2.5.

Coastal Water Temperatures

Place Temperature

Stations

Nearby Weather Stations

Station Location Temp. Windchill Dew Point Humidity Wind Precip. Elev Updated Type
                   

Watches & Warnings

Flood Warning
Issued: 9:26 PM CDT Jul. 20, 2017 – National Weather Service

The Flood Warning continues for
the Des Plaines river at Riverside.
* Until Saturday evening.
* At 845 PM Thursday the stage was 7.6 feet.
* Flood stage is 7.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Forecast... the river will continue rising to near 7.7 feet by
Friday morning. The river will fall below flood stage Saturday
afternoon.
* Impact... at 7.5 feet... park areas are inundated near Salt Creek.


Lat... Lon 4187 8777 4183 8776 4174 8780 4178 8791
      4184 8786 4186 8787



926 PM CDT Thu Jul 20 2017

The Flood Warning continues for
the Des Plaines river near Des Plaines.
* Until Monday afternoon.
* At 845 PM Thursday the stage was 18.2 feet.
* Flood stage is 15.0 feet.
* Recent activity... gage datum was changed by 10 feet on Nov 14 2014.
Flood thresholds and flood impacts are now 10 feet higher than
previous values.
* Moderate flooding is occurring and moderate flooding is forecast.
* Forecast... the river will continue to rise near 18.2 feet by early
Friday. The river will fall below flood stage by late Monday
morning.
* Impact... at 18.5 feet... flood waters affect residential areas of Big
Bend drive, Mason Lane, River Road, and Howard.


Lat... Lon 4212 8784 4196 8780 4196 8790 4212 8794





Flood Advisory, Flash Flood Watch
Issued: 9:31 PM CDT Jul. 20, 2017 – National Weather Service

The flood advisory continues for
the Des Plaines river at River Forest
* until Monday morning.
* At 900 PM Thursday the stage was 15.3 feet.
* Action stage is 13.0 feet.
* Flood stage is 16.0 feet.
* Forecast... the river will rise to near 15.4 feet by early Friday.


Lat... Lon 4196 8790 4197 8780 4187 8777 4186 8787





837 PM CDT Thu Jul 20 2017

... Flash Flood Watch remains in effect from Friday afternoon
through Saturday morning...

The Flash Flood Watch continues for

* portions of north central Illinois and northeast Illinois,
including the following areas, in north central Illinois,
Boone, De Kalb, La Salle, Lee, Ogle, and Winnebago. In
northeast Illinois, Cook, dupage, Grundy, Kane, Kendall, Lake
IL, McHenry, and will.

* From Friday afternoon through Saturday morning.

* Multiple rounds of thunderstorms producing heavy rainfall with
rates well over one inch per hour are likely to move across
portions of north central and northeast Illinois late Friday
afternoon through early Saturday morning.

Precautionary/preparedness actions...

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a very dangerous situation.

You should monitor later forecasts and be prepared to take action
should flash flood warnings be issued.



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