Tomorrow is forecast to be nearly the same temperature as today.
Forecast for Knox
Updated: 3:55 PM CST on December 23, 2009
Flood Watch in effect through Thursday evening...
Tonight
Breezy. Occasional showers and isolated thunderstorms. Near steady temperature in the mid 40s. Southeast wind 15 to 20 mph with gusts to around 30 mph. Chance of rain near 100 percent.
Thursday
Breezy. Occasional rain. High in the upper 40s. Temperature steady or slowly falling in the afternoon. Southeast wind 10 to 20 mph with gusts to around 30 mph. Chance of rain near 100 percent.
Blustery...colder. Occasional rain until early morning. Occasional snow in the late evening and overnight. Snow accumulation around 1 inch. Low in the lower 20s. East wind 10 to 15 mph in the evening shifting to the southwest 15 to 20 mph after midnight. Gusts up to 30 mph. Chance of precipitation 90 percent.
Christmas Day
Windy. Much colder. Snow likely. Light snow accumulation possible. High in the upper 20s. Southwest wind 20 to 25 mph with gusts to around 35 mph. Chance of snow 60 percent.
Friday Night
Blustery. Cloudy with a 40 percent chance of snow showers. Low around 17. Southwest wind 15 to 25 mph.
Saturday
Blustery. Cloudy with a 40 percent chance of snow showers. High in the mid 20s.
... Flood Watch now in effect through Thursday evening...
The Flood Watch is now in effect for
* portions of Illinois and Missouri... including the following counties... in Illinois... Adams IL... Bond IL... Brown IL... Calhoun IL... Clinton IL... Fayette IL... Greene IL... Jersey IL... Macoupin IL... Madison IL... Marion IL... Monroe IL... Montgomery IL... Pike IL... Randolph IL... St. Clair IL and Washington IL. In Missouri... Audrain... Boone... Callaway... Cole... Crawford... Franklin... Gasconade... Iron... Jefferson... Knox... Lewis... Lincoln... Madison... Marion... Moniteau... Monroe... Montgomery... Osage... Pike... Ralls... Reynolds... Shelby... St. Charles... St. Francois... St. Louis... St. Louis city... Ste. Genevieve... Warren and Washington.
* Through Thursday evening
* showers and scattered thunderstorms have already produced 1 to 2 inches of rainfall over parts of central Missouri and south central Illinois. The rain is expected to continue through Thursday evening and be heavy at times... with total rainfall amounts between 2 and 4 inches. The rain will immediately become runoff that is capable of producing flooding... particularly where the soil is now either saturated or still frozen.
* Excessive runoff could lead to flooding along creeks and rivers across the area.
Precautionary/preparedness actions...
A Flood Watch means that flooding is possible but not imminent in the watch area. People in the watch area are urged to check on preparedness requirements... especially if you have interests along area rivers. Stay informed... and be ready for action if flooding is observed or if a Flood Warning is issued.