Alton, Illinois
Current Conditions -  °F | °C
As of 3:35 AM on Tuesday 29 Jul 2014 (Local Time) from KALN Reporting Station
Clear Clear  
Wind Chill: 12°   Ceiling: Unl
Heat Index: 12°   Visibility: 10mi
Dew Point: 12°   Wind: 0mph
Humidity: 100%   Direction: NA
Pressure: 30.12"   Gusts: NA
Location:  38.89°N, 90.18°W
Report Text: KALN 290835Z AUTO 00000KT 10SM CLR 12/12 A3012 RMK AO2 T01220122
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Tropical Storm Tracking
Hourly Forecast -  °F | °C
Hi 27° - Lo 15°
4 AM
Clear
Clear
13°
5 AM
Clear
Clear
13°
6 AM
Sunny
Sunny
13°
7 AM
Sunny
Sunny
14°
8 AM
Sunny
Sunny
17°
9 AM
Sunny
Sunny
20°
Weather Maps
Daily Forecast -  °F | °C
tue wed thu fri sat sun mon tue wed thu
jul
29
M Sunny
M Sunny
27°
15°
jul
30
P Cloudy
P Cloudy
29°
16°
jul
31
P Cloudy
P Cloudy
28°
16°
aug
01
P Cloudy
P Cloudy
29°
17°
aug
02
P Cloudy
P Cloudy
29°
17°
aug
03
P Cloudy
P Cloudy
29°
17°
aug
04
P Cloudy
P Cloudy
31°
17°
aug
05
Sunny
Sunny
30°
18°
aug
06
M Sunny
M Sunny
30°
17°
aug
07
PM T-Storms
PM T-Storms
27°
17°
Details for Tuesday, July 29
Sunshine to start, then a few afternoon clouds. High 81F. Winds NW at 5 to 10 mph.
Evening: Generally clear. Low 59F. Winds light and variable.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 55%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 18%
Cloud Coverage
Sunrise: 5:59 AM
Sunset: 8:14 PM
 
Moonrise: 8:34 AM
Moonset: 9:29 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  NW
Direction: NW (306°)
Speed: 7Mph(12Km, 6Kts)
Details for Wednesday, July 30
Intervals of clouds and sunshine. High 84F. Winds light and variable.
Evening: Considerable clouds early. Some decrease in clouds late. Low 61F. Winds light and variable.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 55%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 39%
Cloud Coverage
Sunrise: 6:00 AM
Sunset: 8:13 PM
 
Moonrise: 9:29 AM
Moonset: 9:59 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  NW
Direction: NW (310°)
Speed: 5Mph(8Km, 4Kts)
Details for Thursday, July 31
Partly cloudy. Highs in the low 80s and lows in the low 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 60%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 38%
Cloud Coverage
Sunrise: 6:01 AM
Sunset: 8:12 PM
 
Moonrise: 10:25 AM
Moonset: 10:28 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  NE
Direction: NE (37°)
Speed: 6Mph(10Km, 5Kts)
Details for Friday, August 01
Mix of sun and clouds. Highs in the mid 80s and lows in the low 60s.
UV Index: 10 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 64%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 30%
Cloud Coverage
Sunrise: 6:02 AM
Sunset: 8:11 PM
 
Moonrise: 11:22 AM
Moonset: 11:00 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  NE
Direction: NE (43°)
Speed: 7Mph(12Km, 6Kts)
Details for Saturday, August 02
Times of sun and clouds. Highs in the mid 80s and lows in the low 60s.
UV Index: 10 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 69%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 30%
Cloud Coverage
Sunrise: 6:03 AM
Sunset: 8:10 PM
 
Moonrise: 12:20 PM
Moonset: 11:33 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  NNE
Direction: NNE (30°)
Speed: 7Mph(12Km, 6Kts)
Details for Sunday, August 03
Partly cloudy. Highs in the mid 80s and lows in the low 60s.
UV Index: 10 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 65%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 20%
Cloud Coverage
Sunrise: 6:04 AM
Sunset: 8:09 PM
 
Moonrise: 1:19 PM
Moonset: 12:01 AM
Moon Phase:  First Quarter
Moonphase:
First Quarter
Wind Direction:  NNE
Direction: NNE (17°)
Speed: 8Mph(13Km, 7Kts)
Details for Monday, August 04
Partly cloudy. Highs in the upper 80s and lows in the low 60s.
UV Index: 10 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 60%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 29%
Cloud Coverage
Sunrise: 6:04 AM
Sunset: 8:08 PM
 
Moonrise: 2:20 PM
Moonset: 12:10 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  NNE
Direction: NNE (27°)
Speed: 6Mph(10Km, 5Kts)
Details for Tuesday, August 05
Sunny. Highs in the mid 80s and lows in the mid 60s.
UV Index: 10 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 61%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 11%
Cloud Coverage
Sunrise: 6:05 AM
Sunset: 8:07 PM
 
Moonrise: 3:22 PM
Moonset: 12:53 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  NNE
Direction: NNE (32°)
Speed: 5Mph(8Km, 4Kts)
Details for Wednesday, August 06
More sun than clouds. Highs in the mid 80s and lows in the low 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 61%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 25%
Cloud Coverage
Sunrise: 6:06 AM
Sunset: 8:06 PM
 
Moonrise: 4:22 PM
Moonset: 1:42 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  ENE
Direction: ENE (57°)
Speed: 6Mph(10Km, 5Kts)
Details for Thursday, August 07
Afternoon showers and thunderstorms. Highs in the low 80s and lows in the low 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 73%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 47%
Cloud Coverage
Sunrise: 6:07 AM
Sunset: 8:05 PM
 
Moonrise: 5:21 PM
Moonset: 2:38 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  NNW
Direction: NNW (341°)
Speed: 7Mph(12Km, 6Kts)
Daily Forecast Chart
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