Dense Fog Advisory DENSE FOG ADVISORY - Cook County  - DuPage County  - Grundy County  - Iroquis County  - Kankakee County  - Will County

Regional Radar
Radar/Satellite images courtesy of Weather Underground.
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METRIC | IMPERIAL
Updated: 15-Dec-2018 @ 1:35am  
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Warmer 0.7°F than last hour.

33.5°F

Wind Chill:  28.2°F
Feels like:  28°F
---
High Today
33.5°F
1:21 AM
Low Today
32.2°F
1:00 AM
Yest High
42.2°F
9:56 AM
Yest Low
33.0°F
11:53 PM
Sta* High
57.9°F
2011
Sta* Low
11.6°F
2013
* This Station's Records Since 2011
Night time, Dry, Overcast Night time, Dry, Overcast

Wind from NNE Wind:  NNE
5.8

Gusting to:
11.0 mph
Current Rain Rain:
0.00 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
-2.4 of 100
Overnight

Overnight: Widespread Fog
Widespread Fog
Saturday

Saturday: Widespread Fog then Partly Sunny
Widespread Fog then Partly Sunny
Saturday
Night
Saturday Night: Partly Cloudy
Partly Cloudy
Lo 35 °F Hi 44 °F ↓ Lo 27 °F
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Increased 0.6°F since last hour. 32.2°F
Last Hour: Increased 0.6°F since last hour. 0.6°F
High 1:21 AM: 32.2°F
Low 1:00 AM: 30.9°F
Record High: 83.7°F on
21-Jul-2016
Record Low: -26.0°F on
11-Feb-2014
Wetbulb: 33.0°F
Rain Today
rain graph

Today: 0.00 in
Storm Rain: 0.40 in
Yesterday: 0.06 in
Last 7 Days: 0.40 in
Dec Rain: 1.22 in
Dec to Date
  Avg:10
0.57 in
Dec to Date
  Diff from Avg:10
Over 0.65 in for the month 0.65 in
Dec Avg: 1.27 in
Diff from Avg: Under 0.05 in for the month 0.05 in
Season:1 27.40 in
YTD
  Avg:11
31.67 in
YTD
  Diff from Avg:11
Under 4.27 in for the year 4.27 in
Last Rain
Time/Date:
14-Dec-2018
at 5:41 AM
132 rain days in 2018
5 days in December
0 days since last rain
Current: NNE  5.8 mph
1Hr Average: 4.9 mph
Wind Run: 8.59 miles
Wind Gust
Current: 11.0 mph mph
Today: 13.0 mph 1:07 AM
Month: 27.0 mph 1-Dec
Year: 45.0 mph 20-Oct
Record Gust: 58.0 mph
20-Oct-2013
Sunlight:
9 hrs 14 min
of Sunlight Today
graph 38.5% 61.5%
Which is
0 min 28 sec Shorter
Than Yesterday
 
FIRST QUARTER, 8 days, 0 hours, 16 minutes in cycle
48%
Illuminated
Humidity Barometer
Current: No Change 95%
Last Hour: No Change 0%
High 12:00 AM: 95%
Low 12:00 AM: 95%
Record High: 99%
30-Jul-2011
Record Low: 0%
9-Dec-2015
Current: Rising 0.002  inHg/hr 30.156 inHg
Last Hour: Steady
High 12:00 AM: 30.160 in.
Low 1:11 AM: 30.151 in.
Record High: 30.880 inHg
7-Jan-2015
Record Low: 24.229 inHg
9-Jul-2011
Heating Degree Days Snow3 Wind Chill Air
Today: 1.9
Dec: 485.9
2018 to Date: 5716.2
Cooling Degree Days
2018 to Date: 1085.3
Today: 0.00 in
Yesterday: 0.00 in
Dec Snow: Under 3.228 in for the month 0.00 in
Dec Avg: 3.23 in
Diff from Avg: -3.23 in
Season Total:2 5.20 in
Snow Depth: 0.50 in
0 snow days in December
5 snow days this season.2
First Snow of Season:
9-Nov-2018
Average 1st Snow:
01 of Dec
Current: 28.2°F
Low 1:07 AM: 25.2°F
Yesterday: 27.9°F
Record: -41.1°F
6-Jan-2014
Quality
Index6:

101


Unhealthy for Sensitive Groups
Density:
1.30 kg/m3
UV Summary/Forecast Solar Summary
High Yest:   0.5 @ 9:47 AM
Dec-15

1.2
Dec-16

1.2
Dec-17

1.2
High Yest:   223.0 @ 9:50 AM
Sun Hours Today:
00:00
   This Month: 33:08 Hrs
Rise: 7:09 am  Set: 4:23 pm
Almanac Irrigation Index5 Station All Time Records Cloud Level
Current: Night
YTD Avg Temp: 50.7°F
Sunrise: 7:09 am
Sunset: 4:23 pm
Moonrise: 12:30 pm
Moonset: 11:15 pm
Full Moon: 22-Dec-2018
New Moon: 01:29 UTC
6-Jan-2019
Updated at Midnight
Current ET: 0.01 in
7-Days Rain: 0.40 in
7-Days ET: 0.11 in
7-Day:  0.292 in water in excess of what evaporated in last 7 days. 0.292 in
December:  0.97 in water in excess of what evaporated this month. 0.97 in
HIGHS: LOWS:
104.0°F
19-Jul-2011
-21.1°F
11-Feb-2014
Daytime Records
  96.6°F
21-Jul-2011
  -12.6°F
06-Jan-2014
Nitetime Records
  87.4°F
22-Jul-2011
  -10.3°F
02-Jan-2018
ICN:10 | S3C2:6 | Ajax 3.xx
ISS:Ok | CON:4.7 | RCP:98%
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.   5 Estimated amount of water needed to replace the water used by plants and evaporation from the past week. (Negative numbers mean amount of water needed, positive numbers mean excess water is present).   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 15 of just the month of December for this station since 2011.   11 Historical average rain this season to day 15 of December for this station since 2011.
  Weather Forecast  -   Outlook Overnight & Saturday
Overnight

Overnight: Widespread Fog
Widespread Fog

Lo 35 °F
NWS forecast: Widespread fog. Cloudy, with a low around 35. Northeast wind around 10 mph.
Local station forecast: Increasing clouds with little temp change, precipitation possible within 24 to 48 hrs.
Saturday

Saturday: Widespread Fog then Partly Sunny
Widespread Fog then Partly Sunny

Hi 44 °F ↓
NWS forecast: Widespread fog before 11am. Partly sunny. High near 44, with temperatures falling to around 40 in the afternoon. North northeast wind around 10 mph, with gusts as high as 20 mph.
  Short Term Weather Forecast
Saturday
Night
Saturday Night: Partly Cloudy
Partly Cloudy
Sunday

Sunday: Sunny
Sunny
Sunday
Night
Sunday Night: Mostly Clear
Mostly Clear
Monday

Monday: Sunny
Sunny
Monday
Night
Monday Night: Mostly Clear
Mostly Clear
Tuesday

Tuesday: Sunny
Sunny
Tuesday
Night
Tuesday Night: Partly Cloudy
Partly Cloudy
Lo 27 °F Hi 46 °F Lo 26 °F Hi 37 °F Lo 24 °F Hi 40 °F Lo 27 °F
Animated icons courtesy of www.meteotreviglio.com
Precipitation average-to-date script courtesy of Murry Conarroe
Version 6.91 - 03-Nov-2013 - Script Mods by: BurnsvilleWeatherLIVE.com