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Will County
 Details for Will County Flood Watch
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Flood Watch FLOOD WATCH - Will County

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Radar/Satellite images courtesy of NOAA/NWS and Weather Underground.
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METRIC | IMPERIAL
Updated: 20-Sep-2026 @ 2:35pm  
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Colder 0.1°F than last hour.

66.6°F

---
High Today
69.7°F
12:00 AM 		Low Today
65.7°F
7:53 AM
Yest High
71.0°F
12:00 AM 		Yest Low
63.3°F
6:44 AM
Sta* High
---°F
2026 		Sta* Low
---°F
2026
* This Station's Records Since 12/2012
Rec* High
32.0°F
0 		Rec* Low
32.0°F
0
* Records from Weather Underground
Day time Day time

Wind from N Wind:  N
0.4
Gusting to:
 0.0 mph
Current Rain Rain:
1.71 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
-1.5 of 100
This
Afternoon
This Afternoon: Rain Showers
Rain Showers
Tonight

Tonight: Chance Rain Showers
Chance Rain Showers
Monday

Monday: Slight Chance Rain Showers
Slight Chance Rain Showers
Hi 69 °F Lo 58 °F Hi 63 °F
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Decreased 0.1°F since last hour. 65.4°F
Last Hour: Decreased 0.1°F since last hour. 0.1°F
High 12:00 AM: 68.8°F
Low 7:43 AM: 64.6°F
Record High: 82.4°F on
Sep-1-2026
Record Low: 26.8°F on
May-7-2026
Wetbulb: 65.9°F
Rain Today
rain graph
Today: 1.71 in
Rate (/hr): 0.092 in
Yesterday: 1.46 in
Last 7 Days: 2.12 in
Sep Rain: 3.91 in
Sep to Date
  Avg:10 		0.00 in
Sep to Date
  Diff from Avg:10 		Over 3.91 in for the month 3.91 in
Sep Avg: 0.00 in
Diff from Avg: Over 3.91 in for the month 3.91 in
Season:1 32.88 in
YTD
  Avg:11 		28.71 in
YTD
  Diff from Avg:11 		Over 4.17 in for the year 4.17 in
47 rain days in 2026
8 days in September
0 days since last rain
Current: N  0.4 mph
1Hr Average: 0.4 mph
Wind Run: 5.55 miles
Wind Gust
Current: 0.0 mph
Today: 11.3 mph 5:07 AM
Month: 13.9 mph 4-Sep
Year: 22.6 mph 3-Jul
Record Gust: 22.6 mph
Jul-3-2026
Sunlight:
12 h 18 m 11 s
of Sunlight Yesterday
12 h 15 m 24 s
of Sunlight Today Which is
2 min 47 sec shorter than
yesterday
0 h 0 m 0 s
of Sunlight Tomorrow
 (Noon) graph (Midnight)
 Legend

Waxing Gibbous
Waxing Gibbous, 9 days, 16 hours, 9 minutes in cycle
69%
Illuminated
Humidity Barometer
Current: No Change 96%
Last Hour: No Change 0%
High 12:00 AM: 97%
Low 10:26 AM: 95%
Record High: 97%
May-24-2026
Record Low: 21%
Jun-2-2026
Current: Rising 0.005 inHg/hr 29.398 inHg
Last Hour: Steady
High 2:33 PM: 29.399
Low 5:10 AM: 29.274
Record High: 29.787 inHg
Jun-3-2026
Record Low: 28.777 inHg
Jun-17-2026
Cooling Degree Days Coming Soon Heat Index Air
Today: 2.4
Sep: 180.7
2026 to Date: 1018.7
Heating Degree Days
2026 to Date: 163.8
Current: 66.6°F
High 12:00am: 69.7°F
Yesterday: 71.0°F
Record: 120.7°F
Sep-1-2026
Quality
Index6:
44

Good
Density:
1.18 kg/m3
UV Summary/Forecast Solar Summary
Sep-20

6.2 		Sep-21

5.8 		Sep-22

5.3
Sunrise is at: 6:37 am
Solar Noon: 12:45
Sunset is at: 6:52 pm
Almanac   Station All Time Records Cloud Level
Currently: Afternoon
YTD Avg Temp: 71.6°F
Sunrise: 6:37 am
Sunset: 6:52 pm
Moonrise: 4:05 pm
Moonset: 11:56 pm
Full Moon: Sep-26-2026
New Moon: 15:51 UTC
Oct-10-2026
HIGHS: LOWS:
98.8°F
Jul-14-2026 		29.3°F
May-7-2026
Daytime Records
  91.2°F
Jul-01-2026 		  54.0°F
May-06-2026
Nitetime Records
  84.2°F
Jul-01-2026 		  39.6°F
May-07-2026
ICN:34 | S3C2:0 | Ajax 3.xx
ISS:Ok | CON:4.7 | RCP:100%
METRIC | IMPERIAL
Updated: 20-Sep-2026 @ 2:35pm  
1 Rain season: Jan 1st to Dec 31st.   2 Snow season July 1st to June 30th.   3 Snow manually measured usually around 7AM and 7PM.   6 Air Quality Index is provided by Minnesota Polution Control Agency and is updated hourly between the hours of 6AM and Midnight.   10 Historical average only to day 20 of just the month of September for this station since 2012.   11 Historical average rain this season to day 20 of September for this station since 2012.
  Weather Forecast   -   Outlook This Afternoon & Tonight
This
Afternoon
This Afternoon: Rain Showers
Rain Showers

Hi 69 °F 		NWS forecast: Rain showers. Cloudy. High near 69, with temperatures falling to around 65 in the afternoon. Northeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Local station forecast: Mostly cloudy and cooler, precipitation possible within 12 hours, possibly heavy at times, windy. 		Tonight

Tonight: Chance Rain Showers
Chance Rain Showers

Lo 58 °F 		NWS forecast: A chance of rain showers. Cloudy. Low around 58, with temperatures rising to around 60 overnight. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New rainfall amounts between a quarter and half of an inch possible.
  Short Term Weather Forecast
Monday

Monday: Slight Chance Rain Showers
Slight Chance Rain Showers
Monday
Night
Monday Night: Mostly Cloudy
Mostly Cloudy
Tuesday

Tuesday: Slight Chance Rain Showers
Slight Chance Rain Showers
Tuesday
Night
Tuesday Night: Partly Cloudy
Partly Cloudy
Wednesday

Wednesday: Mostly Sunny
Mostly Sunny
Wednesday
Night
Wednesday Night: Partly Cloudy
Partly Cloudy
Thursday

Thursday: Mostly Sunny
Mostly Sunny
Hi 63 °F Lo 54 °F Hi 64 °F Lo 52 °F Hi 66 °F Lo 52 °F Hi 68 °F



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Current US Satellite Animation Provided courtesy of NOAA"
Jetstream from WeatherUnderground.com
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Sea Surface Tempeatures from SSEC.wisc.edu
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