Current Weather Conditions for O Fallon, IL
78°F
Conditions
Wind: 12 mph SHumidity: 60%
Probability of Precipitation: 6%
Hourly Forcast (next 12 hours)
| 3 AM | 4 AM | 5 AM | 6 AM | 7 AM | 8 AM | 9 AM | 10 AM | 11 AM | 12 PM | 1 PM | 2 PM | 3 PM |
| 78° | 77° | 76° | 76° | 75° | 74° | 73° | 73° | 73° | 72° | 74° | 77° | 80° |
Upcoming Week
| Day | Forecast | High | Low |
|
Tonight |
Partly Cloudy
Partly cloudy, with a low around 72. South wind around 14 mph, with gusts as high as 23 mph. |
80°F | 64°F |
|
Monday |
Showers And Thunderstorms Likely
Showers and thunderstorms likely after 7am. Mostly cloudy, with a high near 87. South wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. |
80°F | 64°F |
|
Monday Night |
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly cloudy, with a low around 71. South wind 14 to 18 mph. Chance of precipitation is 40%. |
80°F | 64°F |
|
Tuesday |
Showers And Thunderstorms
Showers and thunderstorms. Partly sunny. High near 86, with temperatures falling to around 80 in the afternoon. Southwest wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. |
80°F | 64°F |
|
Tuesday Night |
Showers And Thunderstorms
Showers and thunderstorms. Mostly cloudy, with a low around 58. Northwest wind 7 to 10 mph. Chance of precipitation is 100%. |
80°F | 64°F |
|
Wednesday |
Chance Showers And Thunderstorms then Partly Sunny
A chance of showers and thunderstorms before 7am. Partly sunny, with a high near 70. Chance of precipitation is 50%. |
80°F | 64°F |
|
Wednesday Night |
Mostly Cloudy
Mostly cloudy, with a low around 51. |
80°F | 64°F |
|
Thursday |
Mostly Sunny
Mostly sunny, with a high near 72. |
80°F | 64°F |
|
Thursday Night |
Mostly Cloudy then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 57. Chance of precipitation is 20%. |
80°F | 64°F |
|
Friday |
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a high near 76. Chance of precipitation is 30%. |
80°F | 64°F |
|
Friday Night |
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 30%. |
80°F | 64°F |
|
Saturday |
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 30%. |
80°F | 64°F |
|
Saturday Night |
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 30%. |
80°F | 64°F |
|
Sunday |
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 20%. |
80°F | 64°F |
| Data provided by weather.gov | |||