Joliet, IL

7:04 AM CDT on August 21, 2014(GMT -0500) units: °F | °C
Tropical Weather: Unknown Tropical Storm (Central Pacific) Tropical Storm Karina (East Pacific) Tropical Storm Lowell (East Pacific)
Current Conditions
Updated 6:55 AM CDT
Now
Overcast
Overcast
Temperature
70°F
Feels Like 70°F
Wind(mph)
4
Sunrise / Set
6:07 AM
7:43 PM
Moon
Waning Crescent
Dew point: 68°F Pressure: 29.97 in Humidity: 93% Visibility: 5.0 mi UV Index:

Forecast
7-Day Weather Forecast for Joliet
Wednesday, 20
Thunderstorm
86 | 73 °F
Thunderstorm
Chance of
Precipitation
20%
Thursday, 21
Thunderstorm
84 | 75 °F
T-storms
Chance of
Precipitation
60%
Friday, 22
Chance of a Thunderstorm
93 | 70 °F
Chance of T-storms
Chance of
Precipitation
30%
Saturday, 23
Chance of a Thunderstorm
90 | 72 °F
Chance of T-storms
Chance of
Precipitation
30%
Sunday, 24
Partly Cloudy
90 | 72 °F
Partly Cloudy
Chance of
Precipitation
0%
Monday, 25
Chance of a Thunderstorm
91 | 70 °F
Chance of T-storms
Chance of
Precipitation
40%
Tuesday, 26
Chance of a Thunderstorm
86 | 70 °F
Chance of T-storms
Chance of
Precipitation
30%
Wednesday, 27
Chance of a Thunderstorm
84 | 64 °F
Chance of T-storms
Chance of
Precipitation
40%
Source: NWS at 4:00 AM CDT on August 21, 2014
Regional Forecast for Joliet
Thursday

tstorms
Overcast with thunderstorms and rain showers in the morning, then partly cloudy with a chance of a thunderstorm and a chance of rain. High of 84F with a heat index of 90F. Winds from the South at 5 to 10 mph. Chance of rain 60% with rainfall amounts near 0.6 in. possible.
Thursday Night

nt_chancetstorms
Overcast with a chance of a thunderstorm and a chance of rain in the evening, then partly cloudy with a chance of a thunderstorm and a chance of rain. Low of 75F. Winds less than 5 mph. Chance of rain 40% with rainfall amounts near 0.3 in. possible.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 74 | 68 80 | 72 84 | 73 77 | 72
Wind 3 mph South 7 mph SSE 7 mph SSW 4 mph South
Humidity 80% 72% 72% 85%
Chance of Precip. 40% 60% 60% 40%
Cloud Cover 86% 78% 32% 100%
Conditions Chance of a Thunderstorm Thunderstorm Chance of a Thunderstorm Chance of a Thunderstorm
Sunrise & Sunset
6:07 AM
7:43 PM
Source: Weather Underground BestForecast  
The quality of the forecasted high temperature for this day is excellent. The NDFD forecast quality is excellent.
Source: NWS at 4:00 AM CDT on August 21, 2014
Regional Forecast for Joliet
Friday

chancetstorms
Partly cloudy with a chance of a thunderstorm and a chance of rain. High of 93F. Winds from the SW at 5 to 10 mph. Chance of rain 30%.
Friday Night

nt_chancetstorms
Partly cloudy with a chance of a thunderstorm and a chance of rain. Fog overnight. Low of 70F. Winds less than 5 mph. Chance of rain 30%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 75 | 70 81 | 74 83 | 75 73 | 72
Wind 3 mph SSW 9 mph WSW 7 mph WSW 2 mph NE
Humidity 81% 77% 74% 92%
Chance of Precip. 40% 30% 30% 30%
Cloud Cover 64% 64% 46% 53%
Conditions Chance of a Thunderstorm Chance of a Thunderstorm Chance of a Thunderstorm Chance of a Thunderstorm
Sunrise & Sunset
6:08 AM
7:41 PM
Source: Weather Underground BestForecast  
The quality of the forecasted high temperature for this day is good. The NDFD forecast quality is good.
Source: NWS at 4:00 AM CDT on August 21, 2014
Regional Forecast for Joliet
Saturday

chancetstorms
Partly cloudy with a chance of a thunderstorm and a chance of rain. High of 90F with a heat index of 97F. Winds from the ENE at 5 to 10 mph. Chance of rain 30%.
Saturday Night

nt_chancetstorms
Partly cloudy with a chance of a thunderstorm and rain. Fog overnight. Low of 72F. Winds less than 5 mph. Chance of rain 40%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 74 | 72 82 | 74 84 | 75 73 | 73
Wind 4 mph North 5 mph ENE 5 mph ESE 5 mph ESE
Humidity 91% 78% 72% 98%
Chance of Precip. 30% 30% 30% 20%
Cloud Cover 56% 45% 49% 9%
Conditions Chance of a Thunderstorm Chance of a Thunderstorm Chance of a Thunderstorm Chance of a Thunderstorm
Sunrise & Sunset
6:09 AM
7:40 PM
Source: Weather Underground BestForecast  
The quality of the forecasted high temperature for this day is good. The NDFD forecast quality is excellent.
Source: NWS at 4:00 AM CDT on August 21, 2014
Regional Forecast for Joliet
Sunday

partlycloudy
Partly cloudy. Fog early. High of 90F with a heat index of 99F. Winds from the South at 5 to 10 mph.
Sunday Night

nt_chancetstorms
Partly cloudy with a chance of a thunderstorm and rain. Fog overnight. Low of 72F. Winds from the South at 5 to 10 mph. Chance of rain 50%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 72 | 72 81 | 76 86 | 76 73 | 73
Wind 4 mph SSE 6 mph South 6 mph South 6 mph SSE
Humidity 99% 85% 74% 99%
Chance of Precip. 30% 10% 0% 20%
Cloud Cover 57% 15% 16% 27%
Conditions Chance of a Thunderstorm Clear Clear Chance of a Thunderstorm
Sunrise & Sunset
6:10 AM
7:38 PM
Source: Weather Underground BestForecast  
The quality of the forecasted high temperature for this day is fair. The NDFD forecast quality is good.
Source: NWS at 4:00 AM CDT on August 21, 2014
Regional Forecast for Joliet
Monday

chancetstorms
Partly cloudy with a chance of a thunderstorm and rain in the afternoon. Fog early. High of 91F with a heat index of 102F. Winds from the South at 5 to 10 mph. Chance of rain 40%.
Monday Night

nt_chancetstorms
Partly cloudy with a chance of a thunderstorm. Fog overnight. Low of 70F. Winds from the SSE at 5 to 10 mph. Chance of rain 50% with rainfall amounts near 0.2 in. possible.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 72 | 72 84 | 76 86 | 77 71 | 71
Wind 5 mph South 5 mph SSW 6 mph SSE 5 mph SSE
Humidity 98% 74% 76% 100%
Chance of Precip. 10% 10% 20% 10%
Cloud Cover 3% 22% 17% 15%
Conditions Fog Clear Chance of a Thunderstorm Fog
Sunrise & Sunset
6:11 AM
7:36 PM
Source: Weather Underground BestForecast  
The quality of the forecasted high temperature for this day is fair. The NDFD forecast quality is good.
Source: NWS at 4:00 AM CDT on August 21, 2014
Regional Forecast for Joliet
Tuesday

chancetstorms
Partly cloudy with a chance of a thunderstorm. High of 86F with a heat index of 95F. Winds from the South at 5 to 10 mph. Chance of rain 30%.
Tuesday Night

nt_chancetstorms
Clear with a chance of a thunderstorm. Fog overnight. Low of 70F. Winds from the SSE at 5 to 10 mph. Chance of rain 50%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 74 | 72 82 | 78 83 | 76 70 | 70
Wind 6 mph South 7 mph South 7 mph South 7 mph SSE
Humidity 92% 86% 81% 100%
Chance of Precip. 20% 10% 10% 20%
Cloud Cover 93% 37% 37% 36%
Conditions Chance of a Thunderstorm Partly Cloudy Partly Cloudy Chance of a Thunderstorm
Sunrise & Sunset
6:11 AM
7:36 PM
Source: Weather Underground BestForecast  
The quality of the forecasted high temperature for this day is poor. The NDFD forecast quality is good.
Source: NWS at 4:00 AM CDT on August 21, 2014
Regional Forecast for Joliet
Wednesday

chancetstorms
Mostly cloudy with a chance of a thunderstorm. High of 84F with a heat index of 93F. Winds from the SSW at 5 to 15 mph. Chance of rain 40%.
Wednesday Night

nt_chancetstorms
Mostly cloudy with a chance of a thunderstorm. Fog overnight. Low of 64F. Winds from the SW at 5 to 10 mph. Chance of rain 70% with rainfall amounts near 0.3 in. possible.
Thursday

partlycloudy
Partly cloudy. High of 73F. Winds from the WNW at 5 to 10 mph.
Thursday Night

nt_partlycloudy
Clear. Low of 54F. Winds less than 5 mph.
Friday

partlycloudy
Clear. High of 72F. Winds less than 5 mph.
Friday Night

nt_clear
Clear. Low of 55F. Winds less than 5 mph.
Saturday

clear
Clear. High of 72F. Winds less than 5 mph.
Saturday Night

nt_clear
Clear. Low of 57F. Winds less than 5 mph.
Sunday

clear
Clear. High of 73F. Winds less than 5 mph.
Sunday Night

nt_clear
Clear. Low of 57F. Winds less than 5 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 72 | 71 80 | 74 76 | 74 71 | 71
Wind 7 mph South 10 mph South 8 mph SSW 7 mph SSW
Humidity 96% 80% 94% 97%
Chance of Precip. 20% 10% 30% 30%
Cloud Cover 18% 67% 64% 51%
Conditions Chance of a Thunderstorm Mostly Cloudy Chance of a Thunderstorm Chance of a Thunderstorm
Sunrise & Sunset
6:11 AM
7:36 PM
Source: Weather Underground BestForecast  
The quality of the forecasted high temperature for this day is poor. The NDFD forecast quality is good.
Source: NWS at 4:00 AM CDT on August 21, 2014
Regional Forecast for Joliet
Thursday

partlycloudy
Partly cloudy. High of 73F. Winds from the WNW at 5 to 10 mph.
Thursday Night

nt_partlycloudy
Clear. Low of 54F. Winds less than 5 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 67 | 59 72 | 56 67 | 59 57 | 55
Wind 9 mph WNW 9 mph WNW 8 mph WNW 2 mph NNW
Humidity 76% 55% 71% 94%
Chance of Precip. 20% 10% 0% 0%
Cloud Cover 95% 66% 0% 23%
Conditions Chance of a Thunderstorm Mostly Cloudy Clear Clear
Sunrise & Sunset
6:11 AM
7:36 PM
Source: Weather Underground BestForecast  
The quality of the forecasted high temperature for this day is fair.
Source: NWS at 4:00 AM CDT on August 21, 2014
Regional Forecast for Joliet
Friday

partlycloudy
Clear. High of 72F. Winds less than 5 mph.
Friday Night

nt_clear
Clear. Low of 55F. Winds less than 5 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 58 | 54 69 | 54 65 | 54 57 | 53
Wind 2 mph NNW 3 mph NNW 1 mph NNW 0 mph North
Humidity 83% 57% 64% 82%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 19% 46% 8% 2%
Conditions Clear Partly Cloudy Clear Clear
Sunrise & Sunset
6:11 AM
7:36 PM
Source: Weather Underground BestForecast  
The quality of the forecasted high temperature for this day is fair.
Source: NWS at 4:00 AM CDT on August 21, 2014
Regional Forecast for Joliet
Saturday

clear
Clear. High of 72F. Winds less than 5 mph.
Saturday Night

nt_clear
Clear. Low of 57F. Winds less than 5 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 57 | 51 69 | 52 67 | 55 58 | 53
Wind 1 mph ESE 0 mph SSE 1 mph SSE 2 mph SSE
Humidity 77% 53% 63% 79%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 11% 9% 12% 13%
Conditions Clear Clear Clear Clear
Sunrise & Sunset
6:11 AM
7:36 PM
Source: Weather Underground BestForecast  
Source: NWS at 4:00 AM CDT on August 21, 2014
Regional Forecast for Joliet
Sunday

clear
Clear. High of 73F. Winds less than 5 mph.
Sunday Night

nt_clear
Clear. Low of 57F. Winds less than 5 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 59 | 50 71 | 53 69 | 58 62 | 57
Wind 2 mph SSE 3 mph South 3 mph South 4 mph South
Humidity 71% 52% 68% 84%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 12% 15% 20% %
Conditions Clear Clear Clear Clear
Sunrise & Sunset
6:11 AM
7:36 PM
Source: Weather Underground BestForecast  

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Precipitation
 
Yesterday: 1.27 mm 0.05 in
Month to date: 145.54 mm 5.73 in
Year to date: 880.36 mm 34.66 in
History & Almanac
August 21, 2014 Max Temp Min Temp
Normal (KLOT) 82°F 62°F
Record (KLOT) 94°F (2003) 49°F (1992)
Yesterday 84°F 63°F
Yesterday's Cooling Degree Days: 9
Historical
       
Astronomy
Aug. 21, 2014 Rise Set
Actual Time 6:07 AM CDT 7:43 PM CDT
Civil Twilight 5:38 AM CDT 8:12 PM CDT
Nautical Twilight 5:02 AM CDT 8:47 PM CDT
Astronomical Twilight 4:24 AM CDT 9:25 PM CDT
Moon 2:36 AM CDT 5:12 PM CDT
Length of Visible Light 14h 34m
Length of Day
13h 35m
Tomorrow will be 2m 33s shorter.
Waning Crescent, 14% of the Moon is Illuminated
Today
Waning Crescent
Aug 25
New
Sep 2
First Quarter
Sep 8
Full
Sep 15
Last Quarter

Weather Stations
Station Location Temp. Dew Point Humidity Wind Precipitation Elevation Updated Web
Timber View, Joliet, IL 70.5°F 60°F 70% SE  at  3.4 mph 0.25 in / hr 617 ft 7:04 AM CDT  
jolietwx.com, Joliet, IL 70.7°F 70°F 99% North  at  0.0 mph 0.00 in / hr 648 ft 6:59 AM CDT
Plainfield Township, Joliet, IL 70.7°F 70°F 99% SE  at  0.7 mph 0.01 in / hr 627 ft 7:04 AM CDT
JolietWeather.com, Joliet, IL 71.1°F 70°F 95% SSE  at  0.0 mph 0.04 in / hr 581 ft 7:04 AM CDT
HADS ILLINOIS RIVER AT BRANDON LOCK & DA, Joliet, IL 71°F °F - ENE  at  4 mph 0.03 in / hr 534 ft 6:00 AM CDT
HADS ILLINOIS RIVER AT LOCKPORT LOCK & D, Romeoville, IL 71°F °F - East  at  2 mph 0.03 in / hr 529 ft 6:00 AM CDT
Joliet Schutzhund, Joliet, IL 71.7°F 71°F 97% SW  at  0.0 mph 0.02 in / hr 613 ft 7:04 AM CDT
Fond Du Lac, Plainfield, IL 70.8°F 70°F 96% ESE  at  0.0 mph 0.00 in / hr 625 ft 7:00 AM CDT
Vintage Dr, Plainfield, IL, Plainfield, IL 70.9°F 71°F 99% ESE  at  2.7 mph - / hr 604 ft 6:54 AM CDT  
Plainfield, IL 70.5°F 68°F 92% SE  at  3.7 mph - / hr 620 ft 6:51 AM CDT  
Plainfield Twnshp, IL 71.0°F 69°F 93% ESE  at  0.0 mph 0.02 in / hr 625 ft 7:02 AM CDT  
Aspen Falls, Plainfield, IL 71.2°F 69°F 94% SE  at  1.0 mph 0.00 in / hr 633 ft 7:04 AM CDT
Harvest Glen, Plainfield, IL 71.5°F 72°F 100% SE  at  0.0 mph 0.00 in / hr 627 ft 7:02 AM CDT  
Thunderhill, Lockport, IL 70.5°F 70°F 97% East  at  1.0 mph 0.00 in / hr 663 ft 7:04 AM CDT
The Meadows, Minooka, IL 70.5°F 70°F 98% East  at  0.0 mph 0.07 in / hr 627 ft 7:04 AM CDT  
Harvest Glen II, Plainfield, IL 73.8°F 69°F 86% East  at  0.0 mph 0.00 in / hr 633 ft 7:03 AM CDT  
MesoWest ELWOOD , Elwood, IL 68°F °F - North  at  mph 0.00 in / hr 625 ft 4:20 AM CDT
Foxridge Farms, Bolingbrook, IL 71.2°F 71°F 98% South  at  2.2 mph 0.01 in / hr 650 ft 7:04 AM CDT  
Lakewood Estates, Romeoville, IL 71.6°F 72°F 100% South  at  6.0 mph 0.04 in / hr 617 ft 7:00 AM CDT  
Americana Estates, Bolingbrook, IL 70.5°F 69°F 96% SSE  at  3.3 mph 0.12 in / hr 633 ft 7:04 AM CDT
135th and CSSC, Romeoville, IL 71.0°F 68°F 91% South  at  5.5 mph 0.02 in / hr 561 ft 7:03 AM CDT  
Country Veiw Estates, Daniel Lewis Dr., New Lenox, IL 70.2°F 69°F 95% SE  at  2.2 mph - / hr 666 ft 6:55 AM CDT  
North Plainfield, Plainfield, IL 70.7°F 70°F 96% SSW  at  1.0 mph 0.00 in / hr 670 ft 6:53 AM CDT  
RAH, Romeoville, IL 70.8°F 70°F 96% SSE  at  5.0 mph 0.01 in / hr 669 ft 7:04 AM CDT
Southwest New Lenox, New Lenox, IL 70.6°F 70°F 98% SE  at  2.0 mph 0.02 in / hr 730 ft 7:04 AM CDT  
Maple St, New Lenox, IL 70.9°F 70°F 98% South  at  0.0 mph 0.01 in / hr 686 ft 7:00 AM CDT  
Cooper Rd. Station, New Lenox, IL 70.2°F 70°F 99% ESE  at  1.1 mph - / hr 682 ft 7:04 AM CDT
Sanctuary Golf Course, New Lenox, IL 70.6°F 69°F 96% East  at  1.0 mph 0.00 in / hr 633 ft 7:00 AM CDT  
Huntington Estates, Bolingbrook, IL 71.1°F 69°F 94% SSE  at  2.9 mph 0.03 in / hr 669 ft 7:04 AM CDT  
Amberleigh Estates, Channahon, IL 71.2°F 58°F 62% SE  at  3.1 mph 0.01 in / hr 610 ft 7:04 AM CDT  
Bolingbrook, IL 70.3°F 69°F 97% WSW  at  0.0 mph 1.82 in / hr 685 ft 7:04 AM CDT  
Winding Meadows, Bolingbrook, IL 70.2°F 11°F - WSW  at  2.9 mph 0.02 in / hr 673 ft 7:04 AM CDT
UnderTheThunder HQ, Bolingbrook, IL 69.8°F 68°F 95% SE  at  1.0 mph 0.10 in / hr 640 ft 6:54 AM CDT
UnderTheThunder.org Van, Bolingbrook, IL 73.2°F 59°F 61% North  at  0.0 mph 0.00 in / hr 646 ft 7:04 AM CDT
The Highlands, Channahon, IL 69.9°F 69°F 96% SSW  at  0.0 mph 0.00 in / hr 633 ft 7:04 AM CDT  
Leisure Lane, Oswego, IL 70.2°F 69°F 96% SW  at  0.0 mph 0.16 in / hr 695 ft 6:59 AM CDT  
1.1 mi.West. of Rt 59 & 103rd St., Naperville, IL 70.1°F 69°F 97% North  at  0.0 mph 0.19 in / hr 717 ft 7:04 AM CDT  
HADS ILLINOIS RIVER AT LOCK & DAM @ DRES, Channahon, IL 72°F °F - East  at  6 mph 0.00 in / hr 504 ft 6:00 AM CDT
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Areal Flood Advisory
Mobile & Email Alerts Statement as of 6:32 AM CDT on August 21, 2014

The National Weather Service in Chicago has issued an

* Urban and Small Stream Flood Advisory for...
east central Will County in northeast Illinois...
Lake County in Northwest Indiana...
northeastern Kankakee County in northeast Illinois...
northeastern Newton County in Northwest Indiana...
northern Jasper County in Northwest Indiana...
Porter County in Northwest Indiana...
southeastern Cook County in northeast Illinois...

* until 1030 am CDT

* at 629 am CDT... National Weather Service Doppler radar indicated
thunderstorms with heavy rainfall across the advisory area. Doppler
radar estimated between 1 and 2 inches of rainfall has fallen in
the past couple of hours. The heaviest has fallen across far
southeast Will County near Monee... Crete... and Beecher and in
Lake County Indiana near Lowell. Additional thunderstorms are
expected to move across the advisory area and could produce
another period of heavy rainfall through this morning.

* Runoff from this excessive rainfall will cause minor flooding to
occur... especially along small streams and near low water
crossings. Some locations that will experience minor flooding
include... Alsip... Blue Island... Boone Grove... Burnham... Calumet
City... Cedar Lake... Chicago Heights... Crown Point... de motte...
Dolton... Dunns Bridge... Flossmoor... Forest City... Frankfort and
Gary.

Other locations affected...
first Midwest bank Amphitheatre... governors State University...
Indiana University Northwest... Lake County Fairgrounds... Porter
County Fairgrounds...


Precautionary/preparedness actions...

Do not drive your vehicle into areas where the water covers the
roadway. The water depth may be too great to allow your car to cross
safely.

To report flooding... have the nearest law enforcement agency relay
your report to the National Weather Service in Chicago.


Lat... Lon 4125 8765 4133 8798 4170 8779 4152 8693
      4100 8693


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