WXSIM Forecast for: O'Fallon
Issued by: OFallonweather.com
Updated: Friday, 07-Feb-2025 05:00 am
 
Today

Mostly Cloudy
Mostly Cloudy
Tonight

Rain Sleet
Rain Sleet
Saturday

Chance rain
Chance rain
Saturday
night
Partly Cloudy
Partly Cloudy
Sunday

Partly Cloudy
Partly Cloudy
Sunday
night
Partly Cloudy
Partly Cloudy
Monday

Partly Cloudy
Partly Cloudy
Monday
night
Rain and Snow
Rain and Snow
<.1 in. .1 in. <.1 in.
High: 46° Low: 32° High: 44° Low: 28° High: 43° Low: 23° High: 41° Low: 29°
               
NE→E
4-19
mph
E
6-18
mph
E→N
6-20
mph
N
7-20
mph
N
5-23
mph
N
3-20
mph
NE
4-21
mph
ENE
4-16
mph

 

Today
 
Partly to mostly sunny in the morning, becoming mostly cloudy in the afternoon. High 46°. Wind northeast around 4 mph, gusting to 19 mph, in the morning, becoming east in the afternoon.
Tonight
 
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. A slight chance of a mix of rain and sleet in the evening, then a slight chance of rain after midnight. Low 32°. Wind east around 6 mph, gusting to 18 mph. Chance of precipitation 20 percent. Precipitation (liquid equivalent) mostly less than a tenth of an inch. No ice (on ground) accumulation expected.
Saturday
 
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A chance of rain in the morning, then a slight chance of rain in the afternoon. High 44°. Wind east around 6 mph, gusting to 20 mph, in the morning, becoming north in the afternoon. Chance of precipitation 50 percent. Precipitation mostly around a tenth of an inch.
Saturday night
 
Partly cloudy. Low 28°. Wind north around 7 mph, gusting to 20 mph.
Sunday
 
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. High 43°. Wind north around 5 mph, gusting to 23 mph.
Sunday night
 
Partly cloudy. Low 23°. Wind north around 3 mph, gusting to 20 mph.
Monday
 
Partly cloudy in the morning, becoming cloudy in the afternoon. High 41°. Wind northeast around 4 mph, gusting to 21 mph.
Monday night
 
Cloudy in the evening, becoming dense overcast after midnight. A slight chance of a mix of snow and rain in the evening, then a chance of snow after midnight. Low 29°. Wind east-northeast around 4 mph, gusting to 16 mph. Chance of precipitation 30 percent. Precipitation (liquid equivalent) mostly less than a tenth of an inch. Little or no snow accumulation expected.
Tuesday
 
Dense overcast. High 36°. Wind chill ranging from 24 to 29. Wind east-northeast around 7 mph, gusting to 23 mph.
Tuesday night
 
Mostly cloudy in the evening, becoming cloudy after midnight. A chance of snow. Low 23°. Wind chill ranging from 17 to 29. Wind northeast around 6 mph, gusting to 24 mph. Chance of precipitation 30 percent. Precipitation (liquid equivalent) mostly less than a tenth of an inch. Snow accumulation about a quarter inch.
Wednesday
 
Mostly cloudy in the morning, becoming dense overcast in the afternoon. A chance of snow. High 31°. Wind chill ranging from 15 to 23. Wind north-northeast around 7 mph, gusting to 21 mph. Chance of precipitation 30 percent. Precipitation (liquid equivalent) mostly less than a tenth of an inch. No snow accumulation expected.
Wednesday night
 
Dense overcast. Snow likely in the evening, then a chance of snow after midnight. Low 21°. Wind north-northeast around 5 mph, gusting to 20 mph. Chance of precipitation 70 percent. Precipitation (liquid equivalent) mostly around a quarter of an inch. Snow accumulation around 2 inches.
Thursday
 
Mostly cloudy in the morning, becoming cloudy in the afternoon. A chance of snow. High 33°. Wind chill ranging from 15 to 26. Wind north around 7 mph, gusting to 20 mph. Chance of precipitation 30 percent. Precipitation (liquid equivalent) mostly less than a tenth of an inch. No snow accumulation expected.
Thursday night
 
Mostly cloudy to cloudy in the evening, becoming mostly clear after midnight. Low 20°. Wind north around 3 mph, gusting to 17 mph.

WXSIM forecast formatting script by Saratoga-Weather.org.

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