McHenry, Illinois
Current Conditions -  °F | °C
As of 8:52 PM on Wednesday 20 Aug 2014 (Local Time) from KUGN Reporting Station
Broken Clouds Broken Clouds  
Wind Chill: 72°   Ceiling: 4800
Heat Index: 72°   Visibility: 9mi
Dew Point: 68°   Wind: 3mph
Humidity: 87%   Direction: 30°NNE
Pressure: 29.9"   Gusts: NA
Location:  42.33°N, 88.27°W
Report Text: KUGN 210152Z AUTO 03003KT 9SM BKN048 BKN055 22/20 A2990 RMK AO2 SLP116 T02220200
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Tropical Storm Tracking
Hourly Forecast -  °F | °C
Hi 83° - Lo 68°
10 PM
Sct T-Storms
Sct T-Storms
72°
11 PM
T-Storms
T-Storms
72°
12 AM
T-Storms
T-Storms
71°
1 AM
Sct T-Storms
Sct T-Storms
70°
2 AM
Sct T-Storms
Sct T-Storms
70°
3 AM
Sct T-Storms
Sct T-Storms
70°
Weather Maps
Daily Forecast -  °F | °C
wed thu fri sat sun mon tue wed thu fri
aug
20
T-Storms
T-Storms
83°
68°
aug
21
Sct T-Storms
Sct T-Storms
88°
71°
aug
22
Sct T-Storms
Sct T-Storms
90°
70°
aug
23
Sct T-Storms
Sct T-Storms
86°
67°
aug
24
P Cloudy
P Cloudy
90°
71°
aug
25
PM T-Storms
PM T-Storms
90°
69°
aug
26
Sct T-Storms
Sct T-Storms
87°
67°
aug
27
Sct T-Storms
Sct T-Storms
84°
63°
aug
28
AM Showers
AM Showers
74°
58°
aug
29
P Cloudy
P Cloudy
76°
58°
Details for Wednesday, August 20 (Evening)
Evening: Thunderstorms likely this evening. Then the chance of scattered thunderstorms overnight. Low 68F. Winds light and variable. Chance of rain 80%.
UV Index: 0 (Low)
Ultraviolet Radiation Index
Relative Humidity: 92%
Relative Humidity
Precipitation: 80%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 79%
Cloud Coverage
Sunrise: 6:05 AM
Sunset: 7:46 PM
 
Moonrise: 1:43 AM
Moonset: 4:32 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  SE
Direction: SE (132°)
Speed: 4Mph(7Km, 5Kts)
Details for Thursday, August 21
Scattered thunderstorms, especially in the afternoon. A few storms may be severe. High 88F. Winds SSW at 10 to 15 mph. Chance of rain 50%.
Evening: Scattered thunderstorms during the evening becoming more widespread overnight. Heavy downpours are possible. A few storms may be severe. Low 71F. Winds SW at 5 to 10 mph. Chance of rain 80%. Rainfall may reach one inch.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 77%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 73%
Cloud Coverage
Sunrise: 6:06 AM
Sunset: 7:44 PM
 
Moonrise: 2:35 AM
Moonset: 5:14 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  SSW
Direction: SSW (200°)
Speed: 10Mph(16Km, 12Kts)
Details for Friday, August 22
Scattered thunderstorms. Highs in the low 90s and lows in the low 70s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 77%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 62%
Cloud Coverage
Sunrise: 6:07 AM
Sunset: 7:42 PM
 
Moonrise: 3:28 AM
Moonset: 5:52 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  W
Direction: W (263°)
Speed: 8Mph(13Km, 9Kts)
Details for Saturday, August 23
Scattered thunderstorms. Highs in the mid 80s and lows in the upper 60s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 77%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 72%
Cloud Coverage
Sunrise: 6:08 AM
Sunset: 7:41 PM
 
Moonrise: 4:24 AM
Moonset: 6:26 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  ENE
Direction: ENE (76°)
Speed: 8Mph(12Km, 9Kts)
Details for Sunday, August 24
Mix of sun and clouds. Highs in the low 90s and lows in the low 70s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 73%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 19%
Cloud Coverage
Sunrise: 6:09 AM
Sunset: 7:39 PM
 
Moonrise: 5:20 AM
Moonset: 6:57 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  SE
Direction: SE (140°)
Speed: 10Mph(15Km, 11Kts)
Details for Monday, August 25
Afternoon thunderstorms. Highs in the low 90s and lows in the upper 60s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 76%
Relative Humidity
Precipitation: 60%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 14%
Cloud Coverage
Sunrise: 6:10 AM
Sunset: 7:38 PM
 
Moonrise: 6:17 AM
Moonset: 7:26 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  SSW
Direction: SSW (192°)
Speed: 10Mph(16Km, 11Kts)
Details for Tuesday, August 26
A few thunderstorms possible. Highs in the upper 80s and lows in the upper 60s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 83%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 31%
Cloud Coverage
Sunrise: 6:11 AM
Sunset: 7:36 PM
 
Moonrise: 7:14 AM
Moonset: 7:55 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  SSW
Direction: SSW (197°)
Speed: 8Mph(14Km, 10Kts)
Details for Wednesday, August 27
A few thunderstorms possible. Highs in the mid 80s and lows in the low 60s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 80%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 48%
Cloud Coverage
Sunrise: 6:12 AM
Sunset: 7:34 PM
 
Moonrise: 8:12 AM
Moonset: 8:23 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SW
Direction: SW (234°)
Speed: 11Mph(17Km, 12Kts)
Details for Thursday, August 28
A few morning showers. Highs in the mid 70s and lows in the upper 50s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 78%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 35%
Cloud Coverage
Sunrise: 6:14 AM
Sunset: 7:33 PM
 
Moonrise: 9:10 AM
Moonset: 8:52 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  NW
Direction: NW (304°)
Speed: 8Mph(12Km, 9Kts)
Details for Friday, August 29
Partly cloudy. Highs in the mid 70s and lows in the upper 50s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 69%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 23%
Cloud Coverage
Sunrise: 6:15 AM
Sunset: 7:31 PM
 
Moonrise: 10:09 AM
Moonset: 9:22 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  NNE
Direction: NNE (33°)
Speed: 9Mph(14Km, 10Kts)
Daily Forecast Chart
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