Current Weather Forecast for O'Fallon

MO 63368  |   1:11pm

Weather Conditions

52°

Feels Like 49°

Cloudy

48° 67°

4

UV Index

Good

Air Quality

E 8 mph

Wind

0 in

rain

Today

Wed 4/1

62°

Highest Temperature

76%

Thunderstorms. High 62F. Winds ENE at 5 to 10 mph. Chance of rain 80%.

Tonight

Wed 4/1

57°

Lowest Temperature

49%

Rain showers this evening with overcast skies overnight. Low 57F. Winds ESE at 5 to 10 mph. Chance of rain 50%.

Tomorrow

Thu 4/2

76°

Highest Temperature

24%

Cloudy. A stray shower or thunderstorm is possible. High 76F. Winds S at 15 to 25 mph.

Next 12 Hours Next 7 Days

Next 12 Hours Forecast in O'Fallon

Hourly Weather Forecast & Temperature

2PM

44%

54°

Feels Like 52°

Scattered Thunderstorms

ENE 7 mph

Wind

1015 mb

Pressure

95%

Humidity

3

UV Index

6mi

Visibility

90%

Cloud Cover

3PM

60%

56°

Feels Like 54°

Scattered Thunderstorms

E 8 mph

Wind

1015 mb

Pressure

91%

Humidity

3

UV Index

2mi

Visibility

82%

Cloud Cover

4PM

38%

58°

Feels Like 56°

Few Showers

ENE 8 mph

Wind

1014 mb

Pressure

85%

Humidity

2

UV Index

6mi

Visibility

81%

Cloud Cover

5PM

15%

59°

Feels Like 58°

Cloudy

ENE 8 mph

Wind

1013 mb

Pressure

87%

Humidity

1

UV Index

5mi

Visibility

98%

Cloud Cover

6PM

19%

60°

Feels Like 59°

Cloudy

ENE 8 mph

Wind

1013 mb

Pressure

85%

Humidity

0

UV Index

5mi

Visibility

100%

Cloud Cover

7PM

22%

59°

Feels Like 58°

Cloudy

ENE 7 mph

Wind

1013 mb

Pressure

88%

Humidity

0

UV Index

4mi

Visibility

98%

Cloud Cover

8PM

24%

58°

Feels Like 57°

Cloudy

ENE 7 mph

Wind

1012 mb

Pressure

89%

Humidity

0

UV Index

5mi

Visibility

91%

Cloud Cover

9PM

39%

60°

Feels Like 59°

Showers

E 8 mph

Wind

1012 mb

Pressure

84%

Humidity

0

UV Index

4mi

Visibility

99%

Cloud Cover

10PM

49%

58°

Feels Like 57°

Showers

E 8 mph

Wind

1012 mb

Pressure

88%

Humidity

0

UV Index

4mi

Visibility

98%

Cloud Cover

11PM

41%

58°

Feels Like 57°

Showers

E 8 mph

Wind

1011 mb

Pressure

88%

Humidity

0

UV Index

4mi

Visibility

92%

Cloud Cover

12AM

32%

59°

Feels Like 58°

Few Showers

ESE 8 mph

Wind

1011 mb

Pressure

88%

Humidity

0

UV Index

2mi

Visibility

94%

Cloud Cover

1AM

24%

59°

Feels Like 58°

Cloudy

SE 7 mph

Wind

1011 mb

Pressure

88%

Humidity

0

UV Index

4mi

Visibility

96%

Cloud Cover

Wed 4/1

Wed

76%

48°

67°

Showers and thunderstorms. Highs in the low 60s and lows in the upper 50s.

50°

Feels Like

ENE 8 mph

Wind

87%

Humidity

4

UV Index

6:47 AM

Sunrise

7:26 PM

Sunset

Thu 4/2

Thu

24%

58°

76°

Cloudy. Highs in the mid 70s and lows in the low 60s.

76°

Feels Like

S 20 mph

Wind

70%

Humidity

3

UV Index

6:46 AM

Sunrise

7:27 PM

Sunset

Fri 4/3

Fri

10%

60°

82°

Partly cloudy. Highs in the low 80s and lows in the upper 50s.

83°

Feels Like

S 14 mph

Wind

69%

Humidity

6

UV Index

6:44 AM

Sunrise

7:28 PM

Sunset

Sat 4/4

Sat

76%

45°

71°

Cloudy with morning rain. Highs in the low 60s and lows in the upper 30s.

50°

Feels Like

W 14 mph

Wind

72%

Humidity

5

UV Index

6:43 AM

Sunrise

7:29 PM

Sunset

Sun 4/5

Sun

3%

38°

60°

Times of sun and clouds. Highs in the low 60s and lows in the upper 30s.

33°

Feels Like

NW 11 mph

Wind

52%

Humidity

7

UV Index

6:41 AM

Sunrise

7:30 PM

Sunset

Mon 4/6

Mon

6%

37°

68°

A few clouds. Highs in the upper 60s and lows in the upper 30s.

68°

Feels Like

WNW 7 mph

Wind

50%

Humidity

7

UV Index

6:40 AM

Sunrise

7:31 PM

Sunset

Tue 4/7

Tue

14%

39°

64°

Times of sun and clouds. Highs in the mid 60s and lows in the low 40s.

38°

Feels Like

E 9 mph

Wind

51%

Humidity

7

UV Index

6:38 AM

Sunrise

7:32 PM

Sunset

Wed 4/8

Wed

2%

41°

74°

Mix of sun and clouds. Highs in the mid 70s and lows in the low 50s.

74°

Feels Like

SSE 12 mph

Wind

45%

Humidity

6

UV Index

6:37 AM

Sunrise

7:33 PM

Sunset

Need to see beyond 12 Hours?

Find more forecast on the FREE FOX WEATHER App

GO TO APP STORE

Looking for homes in this area?

• 1315 New Charter Ln, O Fallon, MO 63366
• 310 Haycastle Dr, Lake Saint Louis, MO 63367
• 352 Beckley Pl, Saint Charles, MO 63304

Sponsored by Redfin. Housing data supplied by Redfin independent of FOX Weather.

Latest Stories from Missouri

Days of rain, flooding to soak millions as spring severe weather pattern kicks off across Plains, Central US

More than 52 million people are under a severe weather threat across parts of the Plains, Midwest, Ohio Valley and the Mid-Atlantic on Wednesday, the first of several days of storms expected to last through the weekend — setting the stage for potential flash flooding.

Strong winds, dry air expand fire threat from the Plains into the Rockies as Southeast risk eases

After elevated fire danger persisted across parts of the Plains Sunday and through the night, the threat is now expanding across the Intermountain West and High Plains on Monday.

Photos: Seriously injured hiker rescued in remote area of Missouri

First responders sprang into action this weekend when a hiker became seriously injured in Missouri.

April weather outlook: Severe storms target millions as spring temperature warmup finally nears

A dip in the jet stream is breaking down the Western heat wave and pushing warmth east—but as it clashes with cooler air, severe storms could fire up across the Plains.

Load More Stories