Weather Forecast and Conditions for O'Fallon, Missouri 63368 - The Weather Channel | Weather.com
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63° Partly Cloudy Day
Showers in the Vicinity
Day 66° • Night 20°
Feels Like61°
Sunrise

7:13 am

Sunset

7:09 pm

Temperature
High / Low
66°/20°
Wind
15 mph
Humidity
Humidity
67%
Dew point
Dew Point
52°
Pressure
Pressure
29.44 in
UV index
UV Index
0 of 11
Visibility
Visibility
10 mi
Moon Phase - Day 26
Moon Phase
Waning Crescent
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Rain

Storms likely to end around 9:15 AM. More storms possible later.

Hourly Weather-

Now

Scattered Thunderstorms Scattered Thunderstorms
63°
Rain drop 42%
S 16 mph
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Scattered Thunderstorms

  • Temperature feels like
    Feels Like61°
  • WindS 16 mph
  • Humidity
    Humidity68%
  • UV index
    UV Index1 of 11
  • Cloud
    Cloud Cover50%
  • Rain drop
    Rain Amount0 in

10 am

Partly Cloudy Day Partly Cloudy
65°
Rain drop 5%
S 19 mph
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Partly Cloudy

  • Temperature feels like
    Feels Like65°
  • WindS 19 mph
  • Humidity
    Humidity66%
  • UV index
    UV Index2 of 11
  • Cloud
    Cloud Cover47%
  • Rain drop
    Rain Amount0 in

11 am

Windy Partly Cloudy/Wind
66°
Rain drop 5%
SSW 20 mph
Add

Partly Cloudy/Wind

  • Temperature feels like
    Feels Like66°
  • WindSSW 20 mph
  • Humidity
    Humidity64%
  • UV index
    UV Index3 of 11
  • Cloud
    Cloud Cover51%
  • Rain drop
    Rain Amount0 in

12 pm

Windy Cloudy/Wind
66°
Rain drop 5%
SSW 20 mph
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Cloudy/Wind

  • Temperature feels like
    Feels Like66°
  • WindSSW 20 mph
  • Humidity
    Humidity65%
  • UV index
    UV Index2 of 11
  • Cloud
    Cloud Cover97%
  • Rain drop
    Rain Amount0 in
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10 Day Weather-

Today

Thunderstorms Heavy Thunderstorms/Wind
66°/20°
Rain drop 96%
Subtract

Day

66°
Thunderstorms
Rain drop
96%
SSW 21 mph

Windy with showers and thunderstorms likely. A few storms may contain very heavy rain, especially during the afternoon hours. A few storms may be severe. High 66F. Winds SSW at 20 to 30 mph. Chance of rain 100%. Rainfall near an inch.

  • Humidity
    Humidity67%
  • UV index
    UV Index2 of 11
  • Sunrise
    Sunrise7:13 am
  • Sunset
    Sunset7:09 pm

Night

20°
Rain, Snow, Wintery Mix
Snowflake
59%
WNW 22 mph

Periods of rain and snow this evening. Windy and remaining overcast overnight. Low around 20F. Winds WNW at 20 to 30 mph. Chance of snow 60%. Winds could occasionally gust over 40 mph.

  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise5:33 am
  • Moonset
    Moonset3:41 pm
  • Moon Phase - Day 26 Waning Crescent

Mon 16

Windy Partly Cloudy/Wind
30°/13°
Rain drop 15%
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Day

30°
Windy
Mixed precipitation
15%
WNW 21 mph

Decreasing cloudiness and windy. A few flurries or snow showers possible. High around 30F. Winds WNW at 20 to 30 mph.

  • Humidity
    Humidity54%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise7:12 am
  • Sunset
    Sunset7:10 pm

Night

13°
Partly Cloudy Night
NW 15 mph

Some clouds early will give way to generally clear conditions overnight. Low 13F. Winds NW at 10 to 20 mph.

  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise6:02 am
  • Moonset
    Moonset4:49 pm
  • Moon Phase - Day 27 Waning Crescent

Tue 17

Mostly Clear Day Mostly Sunny
39°/33°
Rain drop 5%
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Day

39°
Mostly Clear Day
Mixed precipitation
5%
WSW 6 mph

Mostly sunny skies. Cold. High 39F. Winds WSW at 5 to 10 mph.

  • Humidity
    Humidity38%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:10 am
  • Sunset
    Sunset7:11 pm

Night

33°
Cloudy
Mixed precipitation
15%
SSE 10 mph

Overcast. Low 33F. Winds SSE at 10 to 15 mph.

  • Humidity
    Humidity49%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise6:28 am
  • Moonset
    Moonset5:57 pm
  • Moon Phase - Day 28 Waning Crescent

Wed 18

Partly Cloudy Day Partly Cloudy
66°/42°
Rain drop 1%
Add

Day

66°
Partly Cloudy Day
Rain drop
1%
SW 11 mph

Partly cloudy skies. High 66F. Winds SW at 10 to 15 mph.

  • Humidity
    Humidity44%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:09 am
  • Sunset
    Sunset7:12 pm

Night

42°
Partly Cloudy Night
Rain drop
5%
S 4 mph

A few clouds from time to time. Low 42F. Winds light and variable.

  • Humidity
    Humidity65%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise6:52 am
  • Moonset
    Moonset7:07 pm
  • Moon Phase - Day 29 New Moon
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