Alton, Illinois
Current Conditions -  °F | °C
As of 2:45 PM on Friday 22 Aug 2014 (Local Time) from KALN Reporting Station
Broken Clouds Broken Clouds  
Wind Chill: 32°   Ceiling: 20000
Heat Index: 41°   Visibility: 10mi
Dew Point: 26°   Wind: 9mph
Humidity: 70%   Direction: 180°S
Pressure: 29.96"   Gusts: NA
Location:  38.89°N, 90.18°W
Report Text: KALN 221945Z 18008KT 10SM BKN200 32/26 A2996
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Tropical Storm Tracking
Hourly Forecast -  °F | °C
Hi 35° - Lo 25°
3 PM
M Cloudy
M Cloudy
34°
4 PM
P Cloudy
P Cloudy
35°
5 PM
P Cloudy
P Cloudy
35°
6 PM
P Cloudy
P Cloudy
35°
7 PM
P Cloudy
P Cloudy
34°
8 PM
P Cloudy
P Cloudy
32°
Weather Maps
Daily Forecast -  °F | °C
fri sat sun mon tue wed thu fri sat sun
aug
22
P Cloudy
P Cloudy
35°
25°
aug
23
P Cloudy
P Cloudy
36°
24°
aug
24
Sunny
Sunny
36°
24°
aug
25
Sunny
Sunny
36°
24°
aug
26
Iso T-Storms
Iso T-Storms
35°
24°
aug
27
Sct T-Storms
Sct T-Storms
31°
20°
aug
28
Sct T-Storms
Sct T-Storms
27°
15°
aug
29
Iso T-Storms
Iso T-Storms
28°
17°
aug
30
Showers
Showers
30°
19°
aug
31
P Cloudy
P Cloudy
30°
20°
Details for Friday, August 22
Sun and clouds mixed. Continued hot and humid. High around 95F. Winds SW at 5 to 10 mph.
Evening: Partly cloudy. Low 77F. Winds light and variable.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 52%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 50%
Cloud Coverage
Sunrise: 6:20 AM
Sunset: 7:45 PM
 
Moonrise: 3:44 AM
Moonset: 5:53 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  WNW
Direction: WNW (292°)
Speed: 7Mph(11Km, 8Kts)
Details for Saturday, August 23
Partly cloudy. Continued hot and humid. High 97F. Winds SW at 5 to 10 mph.
Evening: A few clouds. Low near 75F. Winds light and variable.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 64%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 47%
Cloud Coverage
Sunrise: 6:21 AM
Sunset: 7:44 PM
 
Moonrise: 4:38 AM
Moonset: 6:29 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  SW
Direction: SW (236°)
Speed: 6Mph(10Km, 7Kts)
Details for Sunday, August 24
Abundant sunshine. Highs in the upper 90s and lows in the mid 70s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 65%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 6%
Cloud Coverage
Sunrise: 6:22 AM
Sunset: 7:42 PM
 
Moonrise: 5:33 AM
Moonset: 7:01 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  SSE
Direction: SSE (150°)
Speed: 4Mph(7Km, 5Kts)
Details for Monday, August 25
Sunny. Highs in the mid 90s and lows in the mid 70s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 72%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 0%
Cloud Coverage
Sunrise: 6:23 AM
Sunset: 7:41 PM
 
Moonrise: 6:29 AM
Moonset: 7:32 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  SSE
Direction: SSE (152°)
Speed: 5Mph(9Km, 6Kts)
Details for Tuesday, August 26
Partly cloudy, chance of a thunderstorm. Highs in the mid 90s and lows in the mid 70s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 71%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 3%
Cloud Coverage
Sunrise: 6:24 AM
Sunset: 7:39 PM
 
Moonrise: 7:24 AM
Moonset: 8:02 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  SSE
Direction: SSE (152°)
Speed: 7Mph(12Km, 8Kts)
Details for Wednesday, August 27
A few thunderstorms possible. Highs in the upper 80s and lows in the upper 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 76%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 30%
Cloud Coverage
Sunrise: 6:25 AM
Sunset: 7:38 PM
 
Moonrise: 8:20 AM
Moonset: 8:32 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SSW
Direction: SSW (199°)
Speed: 10Mph(15Km, 11Kts)
Details for Thursday, August 28
Scattered thunderstorms possible. Highs in the low 80s and lows in the upper 50s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 72%
Relative Humidity
Precipitation: 60%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 63%
Cloud Coverage
Sunrise: 6:26 AM
Sunset: 7:36 PM
 
Moonrise: 9:16 AM
Moonset: 9:02 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  NNW
Direction: NNW (328°)
Speed: 8Mph(13Km, 10Kts)
Details for Friday, August 29
Partly cloudy, chance of a thunderstorm. Highs in the low 80s and lows in the low 60s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 70%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 59%
Cloud Coverage
Sunrise: 6:27 AM
Sunset: 7:35 PM
 
Moonrise: 10:14 AM
Moonset: 9:35 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  WNW
Direction: WNW (283°)
Speed: 7Mph(12Km, 8Kts)
Details for Saturday, August 30
Showers possible. Highs in the mid 80s and lows in the mid 60s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 69%
Relative Humidity
Precipitation: 60%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 57%
Cloud Coverage
Sunrise: 6:28 AM
Sunset: 7:33 PM
 
Moonrise: 11:11 AM
Moonset: 10:11 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SSE
Direction: SSE (156°)
Speed: 6Mph(10Km, 7Kts)
Details for Sunday, August 31
Mix of sun and clouds. Highs in the mid 80s and lows in the upper 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 68%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 36%
Cloud Coverage
Sunrise: 6:28 AM
Sunset: 7:32 PM
 
Moonrise: 12:11 PM
Moonset: 10:50 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SSE
Direction: SSE (164°)
Speed: 8Mph(12Km, 9Kts)
Daily Forecast Chart
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