| WXSIM Forecast for:
O'Fallon Issued by: OFallonweather.com |
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| Updated: Friday, 26-Apr-2024 04:00 pm | ||||||||||||||||||||||||||||||||||||||||||||||||
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| Tonight |
Cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Rain likely in the evening, then a chance of rain after midnight. Thunderstorms very likely, some possibly severe. Breezy. Low 60°, but temperatures rising after midnight. Wind south-southeast around 14 mph, gusting to 27 mph. Chance of precipitation 80 percent. Precipitation mostly between a quarter and half an inch. |
| Saturday |
Partly to mostly sunny in the morning, becoming mostly cloudy in the afternoon. Breezy and warm. High 83°. UV index up to 7. Wind south-southeast around 15 mph, gusting to 33 mph. |
| Saturday night |
Cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Breezy and warm. Low 72°. Wind south around 12 mph, gusting to 28 mph. |
| Sunday |
Dense overcast. Rain likely. Thunderstorms very likely, some severe. Breezy and warm. High 77°, but temperatures falling in the afternoon. Wind south around 14 mph, gusting to 31 mph. Chance of precipitation 60 percent. Precipitation mostly less than a tenth of an inch. |
| Sunday night |
Dense overcast in the evening, becoming cloudy after midnight. Patchy light fog. Rain likely in the evening, then a chance of rain after midnight. Thunderstorms very likely, some severe. Low 58°. Wind south around 6 mph, gusting to 27 mph. Chance of precipitation near 100 percent. Precipitation mostly between 1 and 2 inches. |
| Monday |
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Warm. High 76°. UV index up to 4. Wind southwest around 9 mph, gusting to 26 mph. |
| Monday night |
Mostly clear in the evening, becoming clear after midnight. Low 54°. Wind northwest around 2 mph, gusting to 24 mph, in the evening, becoming east-southeast after midnight. |
| Tuesday |
Mostly sunny in the morning, becoming partly cloudy in the afternoon. Unusually hot. High 86°. UV index up to 7. Wind south around 7 mph, gusting to 27 mph, in the morning, becoming 12 mph, gusting to 28 mph, in the afternoon. |
| Tuesday night |
Mostly cloudy to cloudy in the evening, becoming mostly cloudy after midnight. Patchy light fog after midnight. Rain likely in the evening, then a chance of rain after midnight. Severe thunderstorms likely, with possible tornados. Mild. Low 65°. Wind south around 8 mph, gusting to 25 mph, in the evening, becoming southwest after midnight. Chance of precipitation 90 percent. Precipitation mostly around half an inch. |
| Wednesday |
Mostly cloudy to cloudy. Rain likely. Thunderstorms very likely, some severe. Warm. High 83°. UV index up to 5. Wind northeast around 3 mph, gusting to 21 mph, in the morning, becoming south-southeast in the afternoon. Chance of precipitation 60 percent. Precipitation mostly less than a tenth of an inch. |
| Wednesday night |
Cloudy. Patchy light fog. Rain likely in the evening, then a chance of rain after midnight. Thunderstorms very likely, some severe. Low 62°. Wind south-southwest around 3 mph, gusting to 15 mph, in the evening, becoming east-southeast after midnight. Chance of precipitation 90 percent. Precipitation mostly around half an inch. |
| Thursday |
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. A chance of rain in the morning, then rain likely in the afternoon. Thunderstorms very likely, some severe. Warm. High 82°. UV index up to 6. Wind south-southwest around 4 mph, gusting to 20 mph, in the morning, becoming 8 mph, gusting to 26 mph, in the afternoon. Chance of precipitation 70 percent. Precipitation mostly around a quarter of an inch. |
| Thursday night |
Cloudy. Moderate fog in the evening, then patchy light fog after midnight. Rain likely in the evening, then a chance of rain after midnight. Thunderstorms very likely, some severe. Low 54°. Wind south around 4 mph, gusting to 15 mph, in the evening, becoming west-northwest around 11 mph, gusting to 28 mph, after midnight. Chance of precipitation 90 percent. Precipitation mostly between half an inch and one inch. |
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