Lakeshore Flood Advisory LAKESHORE FLOOD ADVISORY - Cook County

Regional Radar
Radar/Satellite images courtesy of Weather Underground.
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METRIC | IMPERIAL
Updated: 18-Apr-2019 @ 11:30am  
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Colder 0.3°F than last hour.

50.5°F

---
High Today
64.5°F
12:00 AM
Low Today
50.5°F
11:27 AM
Yest High
76.0°F
4:12 PM
Yest Low
46.5°F
2:38 AM
Sta* High
83.6°F
2016
Sta* Low
27.4°F
2018
* This Station's Records Since 2012
Overcast, Stopped raining Overcast, Stopped raining

Wind from WNW Wind:  WNW
4.9

Gusting to:
7.0 mph
Current Rain Rain:
0.35 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
-1.8 of 100
Today

Today: Light Rain
Light Rain
Tonight

Tonight: Chance Light Rain then Chance Rain Showers
Chance Light Rain then Chance Rain Showers
Friday

Friday: Slight Chance Rain Showers then Mostly Cloudy
Slight Chance Rain Showers then Mostly Cloudy
Hi 59 °F ↓ Lo 39 °F Hi 51 °F
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Decreased 0.3°F since last hour. 48.8°F
Last Hour: Decreased 0.3°F since last hour. 0.3°F
High 4:25 AM: 61.0°F
Low 11:27 AM: 48.8°F
Record High: 83.7°F on
21-Jul-2016
Record Low: -28.5°F on
30-Jan-2019
Wetbulb: 49.7°F
Rain Today
rain graph

Today: 0.35 in
Rate (/hr): 0.017 in
Storm Rain: 0.35 in
Yesterday: 0.00 in
Last 7 Days: 0.74 in
Apr Rain: 1.42 in
Apr to Date
  Avg:10
1.79 in
Apr to Date
  Diff from Avg:10
Under 0.37 in for the month 0.37 in
Apr Avg: 2.78 in
Diff from Avg: Under 1.36 in for the month 1.36 in
Season:1 7.80 in
YTD
  Avg:11
7.70 in
YTD
  Diff from Avg:11
Over 0.1 in for the year 0.10 in
39 rain days in 2019
7 days in April
0 days since last rain
Current: WNW  4.9 mph
1Hr Average: 4.6 mph
Wind Run: 67.74 miles
Wind Gust
Current: 7.0 mph mph
Today: 22.0 mph 12:54 AM
Month: 32.0 mph 12-Apr
Year: 41.4 mph 24-Feb
Record Gust: 58.0 mph
24-Feb-2013
Sunlight:
13 hrs 26 min
of Sunlight Today
graph 56% 44%
Which is
2 min 36 sec Longer
Than Yesterday
 
Waxing Gibbous, 13 days, 7 hours, 44 minutes in cycle
99%
Illuminated
Humidity Barometer
Current: No Change 94%
Last Hour: No Change 0%
High 6:27 AM: 94%
Low 12:00 AM: 84%
Record High: 99%
30-Jul-2011
Record Low: 0%
9-Dec-2015
Current: Rising 0.014  inHg/hr 29.580 inHg
Last Hour: Steady
High 12:00 AM: 29.603 in.
Low 9:02 AM: 29.531 in.
Record High: 30.971 inHg
9-Feb-2019
Record Low: 24.229 inHg
9-Jul-2011
Heating Degree Days Snow3 Wind Chill Air
Today: 1.1
Apr: 256.9
2019 to Date: 3459.9
Cooling Degree Days
2019 to Date: 0.0
Today: 0.00 in
Yesterday: 0.00 in
Apr Snow: Under 0.157 in for the month 0.00 in
Apr Avg: 0.16 in
Diff from Avg: -0.16 in
Season Total:2 28.40 in
Snow Depth: 3.40 in
0 snow days in April
14 snow days this season.2
First Snow of Season:
9-Nov-2018
Average 1st Snow:
01 of Dec
Current: 48.8°F
Low 11:27 AM: 50.5°F
Yesterday: 43.6°F
Record: -41.1°F
6-Jan-2014
Quality
Index6:

57


Moderate
Density:
1.23 kg/m3
Current UV Index Current Solar Energy9
0.5
Sunburn in
224 Minutes
Highest:
10:35 AM
0.6
77 W/m2
9%
W/m2 SI
High Today:
10:36 AM
104  W/m2 Record:1361 W/m2
Almanac Irrigation Index5 Station All Time Records Cloud Level
Current: Morning
YTD Avg Temp: 32.1°F
Sunrise: 6:07 am
Sunset: 7:33 pm
Moonrise: 6:52 pm
Moonset: 6:02 am
Full Moon: 19-Apr-2019
New Moon: 22:46 UTC
4-May-2019
Updated at Midnight
Current ET: 0.02 in
7-Days Rain: 0.74 in
7-Days ET: 1.01 in
7-Day:  0.276 in water in deficit of what evaporated in last 7 days. 0.276 in
April:  0.54 in water in deficit of what evaporated this month. 0.54 in
HIGHS: LOWS:
104.0°F
19-Jul-2011
-21.5°F
30-Jan-2019
Daytime Records
  96.6°F
21-Jul-2011
  -15.3°F
30-Jan-2019
Nitetime Records
  87.4°F
22-Jul-2011
  -13.7°F
31-Jan-2019
ICN:18 | S3C2:6 | Ajax 3.xx
ISS:Ok | CON:4.6 | RCP:99%
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.   9 Solar Index represents either an absolute scale of solar energy (W/m²) using the station’s recorded maximum or a percentage of computed theoretical solar maximum using the station’s location and time of day. These indices differ most when the sun is low on the horizon. The current scale is shown, and will toggle if it or the icon is clicked.   10 Historical average only to day 18 of just the month of April for this station since 2012.   11 Historical average rain this season to day 18 of April for this station since 2012.
  Weather Forecast  -   Outlook Today & Tonight
Today

Today: Light Rain
Light Rain

Hi 59 °F ↓
NWS forecast: Rain. Cloudy. High near 59, with temperatures falling to around 53 in the afternoon. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Local station forecast: Mostly cloudy and cooler, precipitation possible within 12 hours, possibly heavy at times, windy.
Tonight

Tonight: Chance Light Rain then Chance Rain Showers
Chance Light Rain then Chance Rain Showers

Lo 39 °F
NWS forecast: A chance of rain before 7pm, then a chance of rain showers. Cloudy, with a low around 39. North wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
  Short Term Weather Forecast
Friday

Friday: Slight Chance Rain Showers then Mostly Cloudy
Slight Chance Rain Showers then Mostly Cloudy
Friday
Night
Friday Night: Partly Cloudy
Partly Cloudy
Saturday

Saturday: Sunny
Sunny
Saturday
Night
Saturday Night: Mostly Clear
Mostly Clear
Sunday

Sunday: Mostly Sunny
Mostly Sunny
Sunday
Night
Sunday Night: Chance Rain Showers
Chance Rain Showers
Monday

Monday: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Hi 51 °F Lo 36 °F Hi 60 °F Lo 40 °F Hi 73 °F Lo 49 °F Hi 65 °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