ST PETERS, MO 63366 Weather Forecast & Current Conditions

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SPIRIT OF ST. LOUIS, MO
Current Weather

2:54 PM CDT OCT 24, 2025
Overcast
61°F
Feels Like: 62°F
Dewpoint: 37°F
Rel. Hum.: 41%
Visibility: 10 miles
Wind: SE at 3 mph
Pressure: 30.25 inches
Last 72 hours

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ST PETERS, MO 63366
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
THIS AFTERNOON
Mostly cloudy. Near steady temperature in the lower 60s. Southeast winds around 5 mph with gusts up to 25 mph.
TONIGHT
Cloudy. A slight chance of showers after midnight. Not as cool with lows in the upper 40s. Southeast winds 5 to 10 mph. Chance of rain 20 percent.
SATURDAY
Cloudy. A slight chance of showers in the morning, then a chance of showers in the afternoon. Highs around 60. Southeast winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 30 percent.
SATURDAY NIGHT
Cloudy with a 40 percent chance of showers. Lows around 50. East winds 5 to 10 mph with gusts up to 20 mph.
SUNDAY
Cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the upper 50s. East winds 10 to 15 mph. Chance of rain 70 percent.
SUNDAY NIGHT
Cloudy with a 50 percent chance of showers. Lows in the upper 40s.
MONDAY
Mostly cloudy. A slight chance of showers in the morning. Highs in the upper 50s. Chance of rain 20 percent.
MONDAY NIGHT
Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the mid 40s. Chance of rain 30 percent.
TUESDAY AND TUESDAY NIGHT
Mostly cloudy. A 40 percent chance of showers. Highs in the upper 50s. Lows in the mid 40s.
WEDNESDAY
Partly sunny with a 20 percent chance of showers. Highs in the upper 50s.
WEDNESDAY NIGHT
Partly cloudy. A slight chance of showers in the evening. Lows around 40. Chance of rain 20 percent.
THURSDAY
Mostly sunny. Highs in the upper 50s.

Visible Weather Satellite
ST PETERS, MO 63366
Infrared Weather Satellite
ST PETERS, MO 63366
NEXRAD Weather Radar
ST PETERS, MO 63366

SPIRIT OF ST. LOUIS, MO 3 hourly weather forecast

weather forecast created  6:00 AM MDT 10/24/2025
Friday
24 OCT 2025
ST PETERS, MO 63366 weather forecast Day 1, 12 hours 1 PM 60° 59° Mostly Cloudy 30%
RAIN
<.01 in
0% Thunder
( 1% severe)
SE   7 42% 37°
High 63° ST PETERS, MO 63366 weather forecast Day 1, 15 hours 4 PM 62° 62° Mostly Cloudy SE   7 39% 37°
Mostly Cloudy

Chance of Rain

ST PETERS, MO 63366 weather forecast Day 1, 18 hours 7 PM 56° 55° Overcast 16%
RAIN
<.01 in
0% Thunder
( 1% severe)
SE   5 59% 42°
ST PETERS, MO 63366 weather forecast Day 1, 21 hours 10 PM 51° 50° Mostly Cloudy ESE   5 71% 42°
Saturday
25 OCT 2025
ST PETERS, MO 63366 weather forecast Day 2, 0 hours 1 AM 51° 50° Mostly Cloudy 25%
RAIN
<.01 in
0% Thunder
( 2% severe)
ESE   5 68% 41°
Low 46° ST PETERS, MO 63366 weather forecast Day 2, 3 hours 4 AM 49° 47° Mostly Cloudy ESE   6 71% 40°
High 61° ST PETERS, MO 63366 weather forecast Day 2, 6 hours 7 AM 49° 45° Overcast 34%
RAIN
<.01 in
0% Thunder
( 2% severe)
ESE   8 71% 40°

Overcast

Chance of Rain

ST PETERS, MO 63366 weather forecast Day 2, 9 hours 10 AM 54° 51° Overcast ESE   9 61% 41°
ST PETERS, MO 63366 weather forecast Day 2, 12 hours 1 PM 58° 56° Mostly Cloudy 31%
RAIN
.5–1 in
0% Thunder
( 1% severe)
ESE   10 51% 40°
ST PETERS, MO 63366 weather forecast Day 2, 15 hours 4 PM 59° 57° Mostly Cloudy ESE   10 49% 40°
ST PETERS, MO 63366 weather forecast Day 2, 18 hours 7 PM 56° 54° Overcast 22%
RAIN
<.01 in
0% Thunder
( 2% severe)
E   8 62% 43°
ST PETERS, MO 63366 weather forecast Day 2, 21 hours 10 PM 52° 49° Mostly Cloudy E   8 71% 43°
Sunday
26 OCT 2025
ST PETERS, MO 63366 weather forecast Day 3, 0 hours 1 AM 51° 48° Mostly Cloudy 37%
RAIN
.1–.25 in
0% Thunder
( 2% severe)
ESE   7 74% 43°
Low 45° ST PETERS, MO 63366 weather forecast Day 3, 3 hours 4 AM 49° 45° Mostly Cloudy E   8 83% 44°
High 57° ST PETERS, MO 63366 weather forecast Day 3, 6 hours 7 AM 48° 44° Overcast 42%
RAIN
***
0% Thunder
( 3% severe)
E   9 89% 45°

Overcast

Rain Likely

ST PETERS, MO 63366 weather forecast Day 3, 9 hours 10 AM 53° 50° Overcast E   10 77% 46°
ST PETERS, MO 63366 weather forecast Day 3, 15 hours 1 PM 56° 53° Overcast 51%
RAIN
***
0% Thunder
( 1% severe)
E   12 69% 46°
ST PETERS, MO 63366 weather forecast Day 3, 18 hours 4 PM 55° 52° Mostly Cloudy E   12 74% 47°
ST PETERS, MO 63366 weather forecast Day 3, 21 hours 7 PM 53° 50° Mostly Cloudy     E   8 90% 50°

SPIRIT OF ST. LOUIS, MO extended weather forecast

Monday
27 OCT 2025
Tuesday
28 OCT 2025
Wednesday
29 OCT 2025
Thursday
30 OCT 2025
Friday
31 OCT 2025
Low 48° Low 45° Low 43° Low 37° Low 37°
High 54° High 53° High 54° High 62° High 61°
ST PETERS, MO 63366 weather forecast Day 4 ST PETERS, MO 63366 weather forecast Day 5 ST PETERS, MO 63366 weather forecast Day 6 ST PETERS, MO 63366 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Overcast
82% Rain
Overcast
55% Rain
Mostly Cloudy
32% Rain
Clear
17% Rain
Partly Cloudy
30% Rain
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