10-Day Weather Forecast for O'Fallon, MO - The Weather Channel | weather.com (2024)

As of 10:29 am CDT

alertLevel1River Flood Warning

Today

Mostly Sunny

81°/61°

0%

SSW 8mph

Sun 12 | Day

81°

SSW 8mph

Mostly sunny. High 81F. Winds SSW at 5 to 10 mph.

  • Humidity36%

  • UV Index9 of 11

  • Sunrise5:52 am

  • Sunset8:06 pm

Sun 12 | Night

61°

14%

SSE 6mph

Partly to mostly cloudy. Low 61F. Winds light and variable.

  • Humidity64%

  • UV Index0 of 11

  • Moonrise9:29 am

    Waxing Crescent

  • Moonset12:25 am

Mon 13

Thunderstorms

70°/60°

85%

SSE 10mph

Mon 13 | Day

70°

85%

SSE 10mph

Rain with thunderstorms by evening. High near 70F. Winds SSE at 5 to 10 mph. Chance of rain 90%.

  • Humidity80%

  • UV Index4 of 11

  • Sunrise5:51 am

  • Sunset8:07 pm

Mon 13 | Night

60°

70%

ESE 8mph

Thunderstorms during the evening followed by occasional showers overnight. Low around 60F. Winds ESE at 5 to 10 mph. Chance of rain 70%.

  • Humidity95%

  • UV Index0 of 11

  • Moonrise10:35 am

    Waxing Crescent

  • Moonset1:09 am

Tue 14

Thunderstorms

71°/55°

78%

N 11mph

Tue 14 | Day

71°

78%

N 11mph

Scattered thunderstorms in the morning becoming more widespread in the afternoon. High 71F. Winds N at 10 to 15 mph. Chance of rain 80%.

  • Humidity86%

  • UV Index5 of 11

  • Sunrise5:50 am

  • Sunset8:08 pm

Tue 14 | Night

55°

46%

N 10mph

Rain showers early with mostly cloudy conditions late. Low around 55F. Winds N at 10 to 15 mph. Chance of rain 50%.

  • Humidity92%

  • UV Index0 of 11

  • Moonrise11:39 am

    Waxing Crescent

  • Moonset1:45 am

Wed 15

Partly Cloudy

74°/57°

11%

N 6mph

Wed 15 | Day

74°

11%

N 6mph

Partly cloudy skies. High 74F. Winds N at 5 to 10 mph.

  • Humidity70%

  • UV Index9 of 11

  • Sunrise5:49 am

  • Sunset8:09 pm

Wed 15 | Night

57°

24%

ENE 4mph

Partly cloudy skies. Low 57F. Winds light and variable.

  • Humidity85%

  • UV Index0 of 11

  • Moonrise12:42 pm

    First Quarter

  • Moonset2:14 am

Thu 16 | Day

74°

71%

S 7mph

Cloudy with light rain developing later in the day. High 74F. Winds S at 5 to 10 mph. Chance of rain 70%.

  • Humidity74%

  • UV Index4 of 11

  • Sunrise5:49 am

  • Sunset8:10 pm

Thu 16 | Night

60°

73%

SE 6mph

Rain. Low near 60F. Winds light and variable. Chance of rain 70%. Rainfall near a half an inch.

  • Humidity93%

  • UV Index0 of 11

  • Moonrise1:42 pm

    Waxing Gibbous

  • Moonset2:38 am

Fri 17

Scattered Thunderstorms

76°/60°

47%

WSW 7mph

Fri 17 | Day

76°

47%

WSW 7mph

Rain showers in the morning with scattered thunderstorms arriving in the afternoon. High 76F. Winds WSW at 5 to 10 mph. Chance of rain 50%.

  • Humidity78%

  • UV Index8 of 11

  • Sunrise5:48 am

  • Sunset8:10 pm

Fri 17 | Night

60°

38%

WSW 6mph

Partly cloudy skies early followed by increasing clouds with showers developing later at night. Low near 60F. Winds light and variable. Chance of rain 40%.

  • Humidity89%

  • UV Index0 of 11

  • Moonrise2:41 pm

    Waxing Gibbous

  • Moonset3:00 am

Sat 18

Mostly Sunny

83°/63°

15%

W 8mph

Sat 18 | Day

83°

15%

W 8mph

Mostly sunny skies. High 83F. Winds W at 5 to 10 mph.

  • Humidity66%

  • UV Index9 of 11

  • Sunrise5:47 am

  • Sunset8:11 pm

Sat 18 | Night

63°

24%

SSW 6mph

Clear. Low 63F. Winds SSW at 5 to 10 mph.

  • Humidity82%

  • UV Index0 of 11

  • Moonrise3:39 pm

    Waxing Gibbous

  • Moonset3:20 am

Sun 19

Partly Cloudy

85°/63°

24%

SSW 9mph

Sun 19 | Day

85°

24%

SSW 9mph

Intervals of clouds and sunshine. A stray shower or thunderstorm is possible. High near 85F. Winds SSW at 5 to 10 mph.

  • Humidity63%

  • UV Index9 of 11

  • Sunrise5:46 am

  • Sunset8:12 pm

Sun 19 | Night

63°

24%

N 7mph

Partly cloudy skies. Low 63F. Winds N at 5 to 10 mph.

  • Humidity76%

  • UV Index0 of 11

  • Moonrise4:38 pm

    Waxing Gibbous

  • Moonset3:39 am

Mon 20

PM Showers

82°/61°

31%

WNW 10mph

Mon 20 | Day

A mix of clouds and sun in the morning giving way to a few showers during the afternoon. High 82F. Winds WNW at 5 to 10 mph. Chance of rain 30%.

  • Humidity60%

  • UV Index9 of 11

  • Sunrise5:45 am

  • Sunset8:13 pm

Mon 20 | Night

61°

34%

SW 8mph

Partly cloudy skies early followed by mostly cloudy skies and a few showers later at night. Low 61F. Winds SW at 5 to 10 mph. Chance of rain 30%.

  • Humidity80%

  • UV Index0 of 11

  • Moonrise5:38 pm

    Waxing Gibbous

  • Moonset4:01 am

Tue 21

Partly Cloudy

80°/60°

24%

WSW 10mph

Tue 21 | Day

80°

24%

WSW 10mph

Partly cloudy. High around 80F. Winds WSW at 10 to 15 mph.

  • Humidity65%

  • UV Index8 of 11

  • Sunrise5:45 am

  • Sunset8:14 pm

Tue 21 | Night

60°

58%

ENE 8mph

Cloudy with occasional rain showers. Low near 60F. Winds ENE at 5 to 10 mph. Chance of rain 60%.

  • Humidity79%

  • UV Index0 of 11

  • Moonrise6:42 pm

    Waxing Gibbous

  • Moonset4:24 am

Wed 22

Showers

75°/58°

58%

NNW 12mph

Wed 22 | Day

75°

58%

NNW 12mph

Overcast with rain showers at times. High near 75F. Winds NNW at 10 to 15 mph. Chance of rain 60%.

  • Humidity68%

  • UV Index8 of 11

  • Sunrise5:44 am

  • Sunset8:15 pm

Wed 22 | Night

58°

39%

N 10mph

Overcast with rain showers at times. Low 58F. Winds N at 5 to 10 mph. Chance of rain 40%.

  • Humidity81%

  • UV Index0 of 11

  • Moonrise7:47 pm

    Full Moon

  • Moonset4:51 am

Thu 23

Showers

78°/58°

34%

W 10mph

Thu 23 | Day

78°

34%

W 10mph

Overcast with showers at times. High 78F. Winds W at 5 to 10 mph. Chance of rain 30%.

  • Humidity64%

  • UV Index9 of 11

  • Sunrise5:43 am

  • Sunset8:16 pm

Thu 23 | Night

58°

39%

NNW 8mph

Rain showers in the evening becoming more intermittent overnight. Low 58F. Winds NNW at 5 to 10 mph. Chance of rain 40%.

  • Humidity80%

  • UV Index0 of 11

  • Moonrise8:55 pm

    Full Moon

  • Moonset5:23 am

Fri 24

Partly Cloudy

78°/60°

23%

WSW 9mph

Fri 24 | Day

78°

23%

WSW 9mph

Partly cloudy. High 78F. Winds WSW at 5 to 10 mph.

  • Humidity64%

  • UV Index8 of 11

  • Sunrise5:43 am

  • Sunset8:16 pm

Fri 24 | Night

60°

37%

E 7mph

Rain showers in the evening becoming more intermittent overnight. Low around 60F. Winds E at 5 to 10 mph. Chance of rain 40%.

  • Humidity80%

  • UV Index0 of 11

  • Moonrise10:00 pm

    Waning Gibbous

  • Moonset6:05 am

Sat 25

AM Showers

78°/60°

44%

SSW 9mph

Sat 25 | Day

78°

44%

SSW 9mph

Showers in the morning, then partly cloudy in the afternoon. High 78F. Winds SSW at 5 to 10 mph. Chance of rain 40%.

  • Humidity65%

  • UV Index8 of 11

  • Sunrise5:42 am

  • Sunset8:17 pm

Sat 25 | Night

60°

48%

SE 8mph

Cloudy with occasional rain showers. Low around 60F. Winds SE at 5 to 10 mph. Chance of rain 50%.

  • Humidity80%

  • UV Index0 of 11

  • Moonrise11:00 pm

    Waning Gibbous

  • Moonset6:55 am

Sun 26

Showers

78°/60°

52%

SW 9mph

Sun 26 | Day

78°

52%

SW 9mph

Overcast with rain showers at times. High 78F. Winds SW at 5 to 10 mph. Chance of rain 50%.

  • Humidity67%

  • UV Index8 of 11

  • Sunrise5:42 am

  • Sunset8:18 pm

Sun 26 | Night

60°

39%

SE 7mph

Partly cloudy skies early will give way to occasional showers later during the night. Low near 60F. Winds SE at 5 to 10 mph. Chance of rain 40%.

  • Humidity80%

  • UV Index0 of 11

  • Moonrise11:52 pm

    Waning Gibbous

  • Moonset7:56 am

Advertisem*nt

Don't Miss

VideoTwister Hits Pennsylvania Church Packed With People
VideoWhere To Expect Rain, Storms In The Week Ahead
VideoThe 'Cave Of Death' Explained
VideoNorthern Lights Put On A Rare Show

Advertisem*nt

Advertisem*nt

The Importance Of Skin Health

VideoThis Bacteria Can Survive Space — And Prevent Sunburn
VideoSweat Could Help Protect You Against Lyme Disease
VideoYou Asked, Experts Answered: What SPF Should You Use?
VideoWhat Happens To Your Skin When You Wear Makeup To Work Out?

Home, Garage & Garden

VideoPopular Hot Sauce Could Be Hard To Find This Summer
VideoScorching Heat Blamed For Surging Olive Oil Prices
VideoStudy: Gas Stoves Emit Pollution Far Beyond The Kitchen
VideoNew Ban On Chemical That May Be In Your Garage

Advertisem*nt

That's Not What Was Expected

VideoHere’s Why They Call It The Cave Of Death
VideoNot CGI: Paddleboarder Films Otherworldly Feeding Frenzy
VideoA Parent’s Nightmare: Daughter Finds ‘Monsters’ In Closet
VideoLook Inside The Planet’s Deepest Underwater Sinkhole

Outside

VideoWhy Humans Need Time In ‘Green Space’
VideoWant To Prevent Mosquito Bites? Forget This Popular Product
VideoWhy Do I Hear My Name In The Woods? The Phenomenon Explained
VideoLooking Chalky? Decide: Physical Vs. Chemical Sunscreens

Advertisem*nt

Advertisem*nt

Advertisem*nt

10-Day Weather Forecast for O'Fallon, MO - The Weather Channel | weather.com (2024)

References

Top Articles
Latest Posts
Article information

Author: Aracelis Kilback

Last Updated:

Views: 5785

Rating: 4.3 / 5 (64 voted)

Reviews: 87% of readers found this page helpful

Author information

Name: Aracelis Kilback

Birthday: 1994-11-22

Address: Apt. 895 30151 Green Plain, Lake Mariela, RI 98141

Phone: +5992291857476

Job: Legal Officer

Hobby: LARPing, role-playing games, Slacklining, Reading, Inline skating, Brazilian jiu-jitsu, Dance

Introduction: My name is Aracelis Kilback, I am a nice, gentle, agreeable, joyous, attractive, combative, gifted person who loves writing and wants to share my knowledge and understanding with you.