Current Weather Conditions for O Fallon, MO
Partly cloudy, with a low around 52. Northwest wind around 6 mph.
55°F
Conditions
Wind: 6 mph NWHumidity: 86%
Probability of Precipitation: 0%
Hourly Forcast (next 12 hours)
10 AM | 11 AM | 12 PM | 1 PM | 2 PM | 3 PM | 4 PM | 5 PM | 6 PM | 7 PM | 8 PM | 9 PM | 10 PM |
55° | 54° | 53° | 55° | 57° | 61° | 64° | 65° | 68° | 69° | 71° | 72° | 72° |
Upcoming Week
Day | Forecast | High | Low |
Overnight |
Partly Cloudy
Partly cloudy, with a low around 52. Northwest wind around 6 mph. |
70°F | 48°F |
Sunday |
Partly Sunny
Partly sunny, with a high near 73. Northeast wind 3 to 7 mph. |
70°F | 48°F |
Sunday Night |
Chance Rain Showers
A chance of rain showers between 8pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 59. East wind 3 to 7 mph. Chance of precipitation is 30%. |
70°F | 48°F |
Monday |
Slight Chance Showers And Thunderstorms
A slight chance of rain showers before 10am, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 78. East wind around 9 mph. Chance of precipitation is 20%. |
70°F | 48°F |
Monday Night |
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 1am, then showers and thunderstorms. Mostly cloudy, with a low around 64. Southeast wind 8 to 14 mph. Chance of precipitation is 80%. |
70°F | 48°F |
Tuesday |
Showers And Thunderstorms
Showers and thunderstorms. Mostly sunny, with a high near 84. Chance of precipitation is 80%. |
70°F | 48°F |
Tuesday Night |
Showers And Thunderstorms Likely
Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms between 7pm and 10pm, then a chance of showers and thunderstorms between 10pm and 4am, then a slight chance of showers and thunderstorms. Mostly clear, with a low around 58. Chance of precipitation is 60%. |
70°F | 48°F |
Wednesday |
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms
A slight chance of showers and thunderstorms before 7am, then showers and thunderstorms. Mostly sunny, with a high near 82. Chance of precipitation is 80%. |
70°F | 48°F |
Wednesday Night |
Showers And Thunderstorms then Chance Showers And Thunderstorms
Showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 55. Chance of precipitation is 80%. |
70°F | 48°F |
Thursday |
Sunny then Slight Chance Rain Showers
A slight chance of rain showers after 1pm. Sunny, with a high near 76. Chance of precipitation is 20%. |
70°F | 48°F |
Thursday Night |
Slight Chance Rain Showers
A slight chance of rain showers before 1am. Mostly clear, with a low around 52. Chance of precipitation is 20%. |
70°F | 48°F |
Friday |
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 68. Chance of precipitation is 20%. |
70°F | 48°F |
Friday Night |
Slight Chance Showers And Thunderstorms then Mostly Clear
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 47. Chance of precipitation is 20%. |
70°F | 48°F |
Saturday |
Sunny
Sunny, with a high near 72. |
70°F | 48°F |
Data provided by weather.gov |