Rain. Lows in the upper 30s. Temperature steady or slowly rising after midnight. Windy. East winds 20 to 25 mph with gusts to around 35 mph. Chance of precipitation near 100 percent.
Christmas Day
Cloudy. Scattered showers or snow showers in the morning...then scattered snow showers in the afternoon. Highs in the lower 40s. Temperature falling into the 20s in the afternoon. Blustery. South winds 15 to 20 mph with gusts to around 30 mph. Chance of precipitation 50 percent.
Friday Night
Cloudy with scattered snow showers. Colder. Lows around 19. Blustery. South winds 15 to 20 mph with gusts to around 30 mph. Chance of precipitation 50 percent.
Saturday
Colder. Cloudy with scattered snow showers. Highs in the upper 20s. South winds 10 to 15 mph with gusts to around 25 mph. Chance of precipitation 50 percent.
The National Weather Service in Lincoln IL has issued a
* Flood Warning for the spoon river at London Mills. * From Friday morning to Monday morning. * At 845 PM Thursday the stage was 11.0 feet. * Flood stage is 15.0 feet. * Minor flooding is forecast. * Forecast... rise above flood stage by tomorrow morning and continue to rise to near 19.5 feet by Saturday afternoon. The river will fall below flood stage by early Monday morning. * Impact... at 21.0 feet... damage begins to some residences in London Mills.
Fld observed forecast 6am location stg stg day time Fri Sat sun
Spoon river London Mills 15 11.0 Thu 9 PM 14.6 19.4 17.9
Areal Flood Watch
Statement as of 9:20 PM CST on December 24, 2009
... Flood Watch now in effect until 6 am CST Friday...
The Flood Watch is now in effect for
* portions of central Illinois... east central Illinois and southeast Illinois... including the following areas... in central Illinois... Cass... Christian... De Witt... Fulton... Knox... Logan... Macon... Marshall... Mason... McLean... Menard... Morgan... Moultrie... Peoria... Piatt... Schuyler... Scott... Shelby... Stark... Tazewell and Woodford. In east central Illinois... Champaign... Clark... Coles... Cumberland... Douglas... Edgar and Vermilion. In southeast Illinois... Clay... Crawford... Effingham... Jasper... Lawrence and Richland.
* Until 6 am CST Friday
* expect periods of moderate to locally heavy rainfall. Rainfall amounts of 2 to 3 inches will be possible... with some locally higher amounts.
* The latest soil temperatures across central Illinois indicate the frost depth at between 3 to 5 inches. The combination of the expected rainfall coupled with the frozen topsoil will help to produce significant runoff into area rivers... creeks and streams.
Precautionary/preparedness actions...
A Flood Watch means there is a potential for flooding based on current forecasts.
You should monitor later forecasts and be alert for possible flood warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Local Storm Report
12/24/2009 0700 am
Lewistown, Fulton County.
Heavy rain m1.28 inch, reported by co-op observer.
48 hour rainfall
12/24/2009 0700 am
Marietta, Fulton County.
Heavy rain m1.07 inch, reported by co-op observer.
12/24/2009 0700 am
St. David, Fulton County.
Heavy rain m1.37 inch, reported by co-op observer.
48 hour rainfall
12/24/2009 0700 am
Lewistown, Fulton County.
Heavy rain m1.28 inch, reported by co-op observer.
48 hour rainfall
12/24/2009 0700 am
Marietta, Fulton County.
Heavy rain m1.07 inch, reported by co-op observer.
12/24/2009 0700 am
St. David, Fulton County.
Heavy rain m1.37 inch, reported by co-op observer.