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Current Weather at Alton, IL
Cloudy 75°F
Cloudy Feels like 79°F
UV index: 0 Low
Dew Point: 74°F
Humidity: 98%
Visibility: 5.0 mi
Pressure: 29.89 in (falling)
Wind: From the CALM at calm mph
Sunrise: 6:00 AM
Sunset: 8:13 PM
Moon Phase: Waning Gibbous
Updated 11:45 PM local time
10 Day Forecast for Alton, IL
Date Conditions Daytime High /
Overnight Low (°F)
Precipitation
Today
  Jul 30
N/A N/A N/A°/72° 60%
Saturday
  Jul 31
Isolated T-Storms Isolated T-Storms 91°/72° 30%
Sunday
  Aug 1
Mostly Sunny Mostly Sunny 90°/72° 10%
Monday
  Aug 2
Mostly Sunny Mostly Sunny 93°/76° 10%
Tuesday
  Aug 3
Isolated T-Storms Isolated T-Storms 98°/78° 30%
As reported at Alton, IL, on Friday, July 30, 2010, at 10:26 PM local time

Data provided by weather.com
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Watches, Warnings and Advisories for Madison County
THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
ILLINOIS...MISSOURI...


MISSISSIPPI RIVER...

AT CANTON LOCK AND DAM 20...AFFECTING ADAMS AND LEWIS COUNTIES
AT QUINCY...AFFECTING ADAMS AND MARION COUNTIES
AT QUINCY LOCK AND DAM 21...AFFECTING ADAMS AND MARION COUNTIES
AT HANNIBAL...AFFECTING PIKE AND MARION COUNTIES
AT SAVERTON LOCK AND DAM 22...AFFECTING PIKE AND RALLS COUNTIES
AT LOUISIANA...AFFECTING PIKE COUNTY
AT CLARKSVILLE LOCK AND DAM 24...AFFECTING CALHOUN AND PIKE COUNTIES
AT WINFIELD LOCK AND DAM 25...AFFECTING CALHOUN AND LINCOLN COUNTIES
AT GRAFTON...AFFECTING JERSEY AND ST. CHARLES COUNTIES
AT ALTON LOCK AND DAM 26...AFFECTING MADISON AND ST. CHARLES COUNTIES
AT ST. LOUIS...AFFECTING ST. CLAIR...ST. LOUIS AND ST. LOUIS CITY COUNTIES
AT CHESTER...AFFECTING RANDOLPH COUNTY


.THIS FLOOD WARNING IS BASED ON HEAVY RAINS ACROSS NORTHERN
PORTIONS OF THE BASIN OVER THE SUMMER MONTHS...WITH A BASIN-WIDE
AVERAGE OF 0.50 INCHES OF PRECIPITATION FORECAST IN THE NEXT 24 HOURS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE NATIONAL WEATHER SERVICE WILL MONITOR THIS DEVELOPING SITUATION
AND ISSUE FOLLOW UP STATEMENTS AS CONDITIONS OR FORECASTS CHANGE.

SAFETY MESSAGE...NEVER DRIVE CARS...TRUCKS OR SPORT UTILITY VEHICLES
THROUGH FLOODED AREAS. THE WATER MAY BE TOO DEEP TO ALLOW FOR SAFE
PASSAGE.

THIS PRODUCT ALONG WITH ADDITIONAL WEATHER AND STREAM INFORMATION IS
AVAILABLE AT HTTP://WWW.CRH.NOAA.GOV/AHPS2/INDEX.PHP?WFO=LSX /LOWER
CASE/

&&

ILC119-MOC183-010201-
/O.CON.KLSX.FL.W.0194.000000T0000Z-000000T0000Z/
/ALNI2.2.ER.100615T0517Z.100628T2100Z.000000T0000Z.NO/
902 PM CDT FRI JUL 30 2010

THE FLOOD WARNING CONTINUES FOR
THE MISSISSIPPI RIVER AT ALTON LOCK AND DAM 26
* UNTIL FURTHER NOTICE.
* AT 8:00 PM FRIDAY THE STAGE WAS 24.4 FEET.
* FLOOD STAGE IS 21.0 FEET.
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE RISING TO NEAR 25.2 FEET BY
SUNDAY EVENING THEN BEGIN FALLING.
* IMPACT...AT 25.0 FEET...HIGHWAY 94 AND THE EAST END OF HARBOR POINT
ROAD OFF OF HIGHWAY 94 NORTH OF WEST ALTON BEGIN FLOODING. ALSO,
THE ACCESS ROAD TO THE LINCOLN SHIELDS AREA OFF HIGHWAY 67 JUST
WEST OF THE CLARK BRIDGE BEGINS FLOODING.