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O'Fallon, IL

59°F
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O'Fallon

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O'Fallon, IL Weather
Today WinterCast Local {stormName} Tracker Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

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Winter Center

Today

 WinterCast Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

Today's Weather

Sat, Feb 28

Mostly sunny and cooler Hi: 61°

Tonight: Mostly cloudy Lo: 28°

Current Weather

12:22 PM

59°F
RealFeel® 69°
Mostly sunny More Details
RealFeel Shade™ 60°
Wind SE 3 mph
Wind Gusts 6 mph
Air Quality Fair

Looking Ahead

Rain tomorrow evening will change to snow and accumulate a coating to an inch before ending early Monday morning

WinterCast®

Late Sunday Night - Monday Morning

Snow

Lasting 6 hours

Ice

Lasting 6 hours

O'Fallon Weather Radar

O'Fallon Weather Radar
Static Radar Temporarily Unavailable
Thank you for your patience as we work to get everything up and running again.
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Clouds
Temperature

Hourly Weather

1 PM 58°
rain drop 7%
2 PM 59°
rain drop 7%
3 PM 60°
rain drop 7%
4 PM 61°
rain drop 7%
5 PM 59°
rain drop 7%
6 PM 57°
rain drop 7%
7 PM 55°
rain drop 7%
8 PM 52°
rain drop 7%
9 PM 50°
rain drop 7%
10 PM 49°
rain drop 7%
11 PM 45°
rain drop 7%
12 AM 42°
rain drop 5%

10-Day Weather Forecast

Today

2/28

61° 28°

Mostly sunny and cooler

Night: Mostly cloudy
25%

Sun

3/1

45° 35°

Cloudy and cooler

Rain mixing with snow, sleet
21%

Mon

3/2

45° 41°

A little wintry mix

Cloudy, showers around late
61%

Tue

3/3

65° 51°

Morning showers; cloudy

Cloudy, a shower and t-storm
91%

Wed

3/4

62° 53°

A shower and thunderstorm

Cloudy, a shower and t-storm
75%

Thu

3/5

69° 57°

A shower and thunderstorm

Mostly cloudy, a shower late
88%

Fri

3/6

76° 53°

Cloudy, showers around; warm

Rain and a thunderstorm
72%

Sat

3/7

66° 45°

Rain

Late-night showers
75%

Sun

3/8

70° 53°

Showers in the morning

Low clouds
70%

Mon

3/9

75° 56°

Rain and a thunderstorm

Periods of rain
75%

Sun & Moon

11 hrs 17 mins
Rise 6:34 AM
Set 5:51 PM
Waxing Gibbous
Rise 2:56 PM
Set 5:38 AM

Air Quality

See More
Air Quality Fair

The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.

Allergy Outlook

See All
Tree Pollen Moderate Data is not supported in this location Ragweed Pollen Low Data is not supported in this location Mold Low Data is not supported in this location Grass Pollen Low Data is not supported in this location Dust & Dander Moderate Data is not supported in this location

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Weather Near O'Fallon:

  • O'Fallon, MO
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