Forecast and Conditions for Alton, Illinois

Updated: 12:05 PM CDT on July 06, 2008
Observed at Godfrey, Alton, Illinois
Temperature 86.1 °F / 30.1 °C
Humidity -999%
Dew Point  °F /  °C
Wind South at 1.8 mph / 2.9 km/h
Pressure 29.97 in / 1014.8 hPa (Falling)
Conditions Mostly Cloudy
Visibility 10.0 miles / 16.1 kilometers
Clouds Mostly Cloudy (BKN) : 8000 ft / 2438 m
Yesterday's Maximum 88.6 °F / 31.4 °C
Yesterday's Minimum 60.3 °F / 15.7 °C
Normal high 85 °F / 29 °C
Normal low 68 °F / 19 °C
Record high 93 °F / 33 °C (1998)
Record low 53 °F / 11 °C (2006)
Sunrise05:41 AM (CDT)
Sunset08:28 PM (CDT)
Moon Rise09:45 AM (CDT)
Moon Set11:00 PM (CDT)
Moon Phase
Flood Warning
Statement as of 11:45 am CDT on July 06, 2008


The Flood Warning continues for
the Mississippi River at Alton lock and dam 26 tailwater
* until Saturday July 12.
* At 10:00 am Sunday the stage was 29.8 feet.
* Moderate flooding is forecast.
* Flood stage is 21.0 feet.
* Forecast... the river will fall below flood stage next Saturday.
* Impact... at 29.9 feet... Route 100 at Alton closes. Also at this
level the north and south Wood River levee structures are closed.





Forecast as of 11:35 am CDT on July 6, 2008

Rest of Today
Partly cloudy. A 20 percent chance of showers and thunderstorms. High around 90. South wind around 10 mph.
Tonight
Partly cloudy with a 30 percent chance of showers and thunderstorms. Low around 70. Light wind.
Monday
Partly sunny with a 30 percent chance of showers and thunderstorms. High around 90. Southwest wind around 10 mph.
Monday Night
Partly cloudy. Low in the lower 70s. South wind around 10 mph.
Tuesday
Partly cloudy in the morning then becoming mostly cloudy. A 50 percent chance of showers and thunderstorms. High around 90. Southwest wind around 10 mph.
Tuesday Night
Mostly cloudy with a 50 percent chance of showers and thunderstorms. Low around 70.
Wednesday
Partly cloudy. High in the mid 80s.
Wednesday Night
Mostly clear. Low in the mid 60s.
Thursday through Friday
Partly cloudy. High in the upper 80s. Low in the upper 60s.
Friday Night and Saturday
Mostly clear. Low in the lower 70s. High in the lower 90s.
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