Lake Forest, Illinois
Current Conditions -  °F | °C
As of 3:52 AM on Wednesday 17 Sep 2014 (Local Time) from KPWK Reporting Station
Clear Clear  
Wind Chill: 47°   Ceiling: Unl
Heat Index: 47°   Visibility: 10mi
Dew Point: 43°   Wind: 0mph
Humidity: 86%   Direction: NA
Pressure: 30.06"   Gusts: NA
Location:  42.25°N, 87.84°W
Report Text: KPWK 170852Z AUTO 00000KT 10SM CLR 08/06 A3006 RMK AO2 SLP181 T00830061 57006
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Tropical Storm Tracking
Hourly Forecast -  °F | °C
Hi 68° - Lo 51°
5 AM
Clear
Clear
47°
6 AM
Clear
Clear
47°
7 AM
Sunny
Sunny
47°
8 AM
Sunny
Sunny
51°
9 AM
Sunny
Sunny
56°
10 AM
Sunny
Sunny
61°
Weather Maps
Daily Forecast -  °F | °C
wed thu fri sat sun mon tue wed thu fri
sep
17
Sunny
Sunny
68°
51°
sep
18
P Cloudy
P Cloudy
60°
51°
sep
19
M Sunny
M Sunny
72°
62°
sep
20
Sct T-Storms
Sct T-Storms
80°
61°
sep
21
M Sunny
M Sunny
73°
54°
sep
22
Showers
Showers
64°
50°
sep
23
M Sunny
M Sunny
59°
42°
sep
24
Sunny
Sunny
62°
44°
sep
25
Sunny
Sunny
66°
52°
sep
26
M Sunny
M Sunny
68°
55°
Details for Wednesday, September 17
Sunny. High 68F. Winds light and variable.
Evening: Clear to partly cloudy. Low 51F. Winds N at 5 to 10 mph.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 60%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 5%
Cloud Coverage
Sunrise: 6:33 AM
Sunset: 6:57 PM
 
Moonrise: 12:28 AM
Moonset: 3:11 PM
Moon Phase:  Last Quarter
Moonphase:
Last Quarter
Wind Direction:  SSW
Direction: SSW (211°)
Speed: 4Mph(6Km, 5Kts)
Details for Thursday, September 18
Intervals of clouds and sunshine. High near 60F. Winds NE at 5 to 10 mph.
Evening: Clear. Low 51F. Winds ESE at 5 to 10 mph.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 79%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 46%
Cloud Coverage
Sunrise: 6:34 AM
Sunset: 6:55 PM
 
Moonrise: 1:21 AM
Moonset: 3:50 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  NE
Direction: NE (43°)
Speed: 10Mph(16Km, 11Kts)
Details for Friday, September 19
Mostly sunny. Highs in the low 70s and lows in the low 60s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 66%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 33%
Cloud Coverage
Sunrise: 6:35 AM
Sunset: 6:54 PM
 
Moonrise: 2:16 AM
Moonset: 4:26 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  S
Direction: S (179°)
Speed: 15Mph(24Km, 17Kts)
Details for Saturday, September 20
Scattered thunderstorms. Potential for severe thunderstorms. Highs in the low 80s and lows in the low 60s.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 77%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 62%
Cloud Coverage
Sunrise: 6:36 AM
Sunset: 6:52 PM
 
Moonrise: 3:12 AM
Moonset: 4:58 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  SW
Direction: SW (229°)
Speed: 19Mph(30Km, 21Kts)
Details for Sunday, September 21
Plenty of sun. Highs in the low 70s and lows in the mid 50s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 65%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 11%
Cloud Coverage
Sunrise: 6:38 AM
Sunset: 6:50 PM
 
Moonrise: 4:09 AM
Moonset: 5:27 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  WNW
Direction: WNW (301°)
Speed: 14Mph(22Km, 16Kts)
Details for Monday, September 22
Showers. Highs in the mid 60s and lows in the low 50s.
UV Index: 4 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 68%
Relative Humidity
Precipitation: 60%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 61%
Cloud Coverage
Sunrise: 6:39 AM
Sunset: 6:48 PM
 
Moonrise: 5:06 AM
Moonset: 5:56 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  N
Direction: N (3°)
Speed: 12Mph(19Km, 13Kts)
Details for Tuesday, September 23
Plenty of sun. Highs in the upper 50s and lows in the low 40s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 59%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 24%
Cloud Coverage
Sunrise: 6:40 AM
Sunset: 6:47 PM
 
Moonrise: 6:04 AM
Moonset: 6:25 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  NNE
Direction: NNE (27°)
Speed: 12Mph(19Km, 14Kts)
Details for Wednesday, September 24
Abundant sunshine. Highs in the low 60s and lows in the mid 40s.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 66%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 8%
Cloud Coverage
Sunrise: 6:41 AM
Sunset: 6:45 PM
 
Moonrise: 7:02 AM
Moonset: 6:54 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  ESE
Direction: ESE (111°)
Speed: 8Mph(13Km, 10Kts)
Details for Thursday, September 25
Sunshine. Highs in the mid 60s and lows in the low 50s.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 65%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 12%
Cloud Coverage
Sunrise: 6:42 AM
Sunset: 6:43 PM
 
Moonrise: 8:01 AM
Moonset: 7:24 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SSE
Direction: SSE (159°)
Speed: 10Mph(16Km, 11Kts)
Details for Friday, September 26
A few clouds. Highs in the upper 60s and lows in the mid 50s.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 73%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 44%
Cloud Coverage
Sunrise: 6:43 AM
Sunset: 6:41 PM
 
Moonrise: 9:01 AM
Moonset: 7:57 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SSW
Direction: SSW (203°)
Speed: 11Mph(18Km, 13Kts)
Daily Forecast Chart
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