Current Weather Conditions for O Fallon, IL
75°F
Conditions
Wind: 17 mph SHumidity: 85%
Probability of Precipitation: 86%
Hourly Forcast (next 12 hours)
| 4 PM | 5 PM | 6 PM | 7 PM | 8 PM | 9 PM | 10 PM | 11 PM | 12 AM | 1 AM | 2 AM | 3 AM | 4 AM |
| 75° | 75° | 73° | 73° | 72° | 72° | 73° | 72° | 71° | 69° | 67° | 68° | 67° |
Upcoming Week
| Day | Forecast | High | Low |
|
Today |
Showers And Thunderstorms
Showers and thunderstorms. Cloudy. High near 78, with temperatures falling to around 73 in the afternoon. South wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. |
84°F | 72°F |
|
Tonight |
Chance Showers And Thunderstorms then Mostly Cloudy
A chance of showers and thunderstorms before 10pm. Mostly cloudy, with a low around 67. South wind 12 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. |
84°F | 72°F |
|
Tuesday |
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms
A slight chance of showers and thunderstorms before 7am, then showers and thunderstorms likely between 7am and 10am, then a chance of showers and thunderstorms between 10am and noon, then showers and thunderstorms. Mostly cloudy. 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%. |
84°F | 72°F |
|
Tuesday Night |
Showers And Thunderstorms
Showers and thunderstorms. Cloudy, with a low around 58. Northwest wind 7 to 10 mph. Chance of precipitation is 100%. |
84°F | 72°F |
|
Wednesday |
Rain Showers Likely then Mostly Cloudy
Rain showers likely before 7am. Mostly cloudy, with a high near 70. North wind around 10 mph. Chance of precipitation is 70%. |
84°F | 72°F |
|
Wednesday Night |
Mostly Cloudy
Mostly cloudy, with a low around 52. |
84°F | 72°F |
|
Thursday |
Partly Sunny
Partly sunny, with a high near 73. |
84°F | 72°F |
|
Thursday Night |
Mostly Cloudy then Chance Rain Showers
A chance of rain showers after 1am. Mostly cloudy, with a low around 58. Chance of precipitation is 30%. |
84°F | 72°F |
|
Friday |
Chance Rain Showers then Chance Showers And Thunderstorms
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 76. Chance of precipitation is 50%. |
84°F | 72°F |
|
Friday Night |
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 50%. |
84°F | 72°F |
|
Saturday |
Chance Showers And Thunderstorms
A chance of rain showers before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 40%. |
84°F | 72°F |
|
Saturday Night |
Slight Chance Showers And Thunderstorms then Partly Cloudy
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 62. Chance of precipitation is 20%. |
84°F | 72°F |
|
Sunday |
Mostly Sunny
Mostly sunny, with a high near 86. |
84°F | 72°F |
|
Sunday Night |
Partly Cloudy then Slight Chance Rain Showers
A slight chance of rain showers after 1am. Partly cloudy, with a low around 65. Chance of precipitation is 20%. |
84°F | 72°F |
| Data provided by weather.gov | |||