| WXSIM Forecast for:
O'Fallon Issued by: OFallonweather.com |
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| Updated: Friday, 03-May-2024 05:00 am | ||||||||||||||||||||||||||||||||||||||||||||||||
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| Today |
Mostly cloudy to cloudy. High 78°. UV index up to 4. Wind northeast around 5 mph, gusting to 23 mph. |
| Tonight |
Fair in the evening, becoming fair to partly cloudy after midnight. Low 60°. Wind east-northeast around 4 mph, gusting to 22 mph, in the evening, becoming east-southeast after midnight. |
| Saturday |
Mostly cloudy to cloudy in the morning, becoming cloudy in the afternoon. A chance of rain. Scattered thunderstorms likely, some possibly severe. Warm. High 80°. UV index up to 4. Wind south-southeast around 6 mph, gusting to 24 mph, in the morning, becoming west-southwest in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than a tenth of an inch. |
| Saturday night |
Partly to mostly cloudy in the evening, becoming mostly cloudy after midnight. A slight chance of rain. Scattered thunderstorms likely, some possibly severe. Low 56°. Wind northwest around 7 mph, gusting to 22 mph, in the evening, becoming north after midnight. Chance of precipitation 20 percent. Precipitation mostly less than a tenth of an inch. |
| Sunday |
Mostly cloudy to cloudy in the morning, becoming dense overcast in the afternoon. A chance of rain. Scattered thunderstorms likely. High 72°. UV index up to 4. Wind north around 6 mph, gusting to 24 mph, in the morning, becoming east-northeast in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than a tenth of an inch. |
| Sunday night |
Dense overcast in the evening, becoming mostly cloudy to cloudy after midnight. Patchy light fog in the evening, then light to moderate fog after midnight. Rain likely in the evening, then a chance of rain after midnight. Scattered thundershowers possible. Low 59°. Wind east-northeast around 6 mph, gusting to 18 mph. Chance of precipitation 60 percent. Precipitation mostly around a quarter of an inch. |
| Monday |
Cloudy in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. A chance of rain. Scattered thunderstorms likely. Warm. High 78°. UV index up to 6. Wind south around 5 mph, gusting to 24 mph, in the morning, becoming west-southwest in the afternoon. Chance of precipitation 30 percent. Precipitation mostly less than a tenth of an inch. |
| Monday night |
Mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Patchy light fog. Rain likely. Thunderstorms very likely, some severe. Low 63°. Wind south around 6 mph, gusting to 17 mph, in the evening, becoming 10 mph, gusting to 19 mph, after midnight. Chance of precipitation 70 percent. Precipitation mostly between a quarter and half an inch. |
| Tuesday |
Mostly sunny in the morning, becoming sunny in the afternoon. Breezy and warm. High 83°. UV index up to 8. Wind south-southwest around 14 mph, gusting to 33 mph. |
| Tuesday night |
Clear. Low 58°. Wind west-northwest around 4 mph, gusting to 25 mph, in the evening, becoming east after midnight. |
| Wednesday |
Mostly sunny in the morning, becoming partly cloudy in the afternoon. A slight chance of rain in the morning, then rain likely in the afternoon. Thunderstorms very likely, some severe. Breezy and warm. High 82°. UV index up to 7. Wind southeast around 8 mph, gusting to 27 mph, in the morning, becoming southwest around 14 mph, gusting to 30 mph, in the afternoon. Chance of precipitation 70 percent. Precipitation mostly between a quarter and half an inch. |
| Wednesday night |
Fair in the evening, becoming mostly cloudy after midnight. Low 63°. Wind west-southwest around 6 mph, gusting to 24 mph, in the evening, becoming northwest after midnight. |
| Thursday |
Sunny in the morning, becoming partly to mostly cloudy in the afternoon. High 76°. UV index up to 7. Wind west-northwest around 8 mph, gusting to 27 mph, in the morning, becoming 11 mph, gusting to 28 mph, in the afternoon. |
| Thursday night |
Mostly clear in the evening, becoming partly to mostly cloudy after midnight. Low 57°. Wind west around 7 mph, gusting to 26 mph. |
WXSIM forecast formatting script by Saratoga-Weather.org.
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