CHESTERFIELD, MO 63005 Weather Forecast & Current Conditions

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63005 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
SPIRIT OF ST. LOUIS, MO Current Weather
8:54 PM CDT SEP 9, 2026
Clear 79°F
Feels Like:	82°F
Dewpoint:	73°F
Rel. Hum.:	82%
Visibility:	10 miles
Wind:	Calm
Pressure:	29.99 inches
Last 72 hours
Local Area Snow Depth
Missouri Current Weather
Missouri MOS Forecast Weather

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(Automated weather data from NWS/FAA)

63005 WEATHER FORECAST
10-Day model forecast maps 2026 Hurricanes	CHESTERFIELD, MO 63005 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TONIGHT
A chance of thunderstorms. Showers. Lows in the lower 70s. Southeast winds around 5 mph, becoming northeast after midnight. Chance of rain 90 percent.

THURSDAY
Cloudy with a chance of thunderstorms. Showers, mainly in the morning. Cooler with highs in the lower 80s. North winds around 5 mph. Chance of rain 90 percent.

THURSDAY NIGHT
Mostly cloudy. Lows in the mid 60s. Northeast winds around 5 mph.

FRIDAY
Partly sunny. Highs in the lower 80s. East winds around 5 mph.

FRIDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 60s. Southeast winds around 5 mph.

SATURDAY
Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 20 percent.

SATURDAY NIGHT
Partly cloudy. A slight chance of showers after midnight. Lows in the upper 60s. Chance of rain 20 percent.

SUNDAY AND SUNDAY NIGHT
Partly cloudy. Highs around 90. Lows around 70.

MONDAY
Sunny. Highs in the mid 90s. Heat index values up to 100 in the afternoon.

MONDAY NIGHT
Mostly clear. A slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 20 percent.

TUESDAY THROUGH WEDNESDAY
Partly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the upper 80s. Lows in the upper 60s. Chance of rain 40 percent.

63005 WEATHER SATELLITE LOOPS

Visible Weather Satellite
CHESTERFIELD, MO 63005

Infrared Weather Satellite
CHESTERFIELD, MO 63005

63005 WEATHER RADAR LOOP

NEXRAD Weather Radar
CHESTERFIELD, MO 63005

MOS COMPUTER WEATHER FORECAST

SPIRIT OF ST. LOUIS, MO 3 hourly weather forecast

weather forecast created 6:00 AM MDT 9/ 9/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Wednesday
9 SEP 2026

1 PM

94°

101°

Clear

30%
RAIN
.1–.25 in

0% Thunder
( 36% severe)

WNW 9

47%

71°

High 95°

4 PM

93°

101°

Partly Cloudy

W 7

51%

72°

Increasing Clouds

Chance of Rain

7 PM

84°

93°

Mostly Cloudy

44%
RAIN
***

0% Thunder
( 42% severe)

N 3

77%

76°

10 PM

78°

81°

Mostly Cloudy

CALM

91%

75°

Thursday
10 SEP 2026

1 AM

75°

75°

Mostly Cloudy

83%
RAIN
***

0% Thunder
( 33% severe)

CALM

97%

74°

Low 69°

4 AM

74°

74°

Mostly Cloudy

CALM

100%

74°

High 78°

7 AM

72°

72°

Mostly Cloudy

95%
RAIN
***

0% Thunder
( 21% severe)

CALM

100%

72°

Mostly Cloudy

Rain

10 AM

74°

74°

Mostly Cloudy

NW 5

93%

72°

1 PM

75°

75°

Mostly Cloudy

25%
RAIN
.01–.1 in

0% Thunder
( 16% severe)

N 6

94%

73°

4 PM

77°

79°

Mostly Cloudy

N 6

82%

71°

7 PM

75°

75°

Mostly Cloudy

2%

0% Thunder
( 7% severe)

CALM

90%

72°

10 PM

70°

70°

Mostly Cloudy

CALM

100%

70°

Friday
11 SEP 2026

1 AM

68°

68°

Mostly Cloudy

2%

0% Thunder
( 1% severe)

CALM

100%

68°

Low 62°

4 AM

67°

67°

Mostly Cloudy

CALM

100%

67°

High 82°

7 AM

65°

65°

Mostly Cloudy

7%

0% Thunder
( 4% severe)

CALM

100%

65°

Mostly Cloudy

10 AM

74°

74°

Mostly Cloudy

ESE 5

82%

68°

1 PM

79°

82°

Partly Cloudy

8%

0% Thunder
( 14% severe)

SE 6

72%

69°

4 PM

82°

85°

Partly Cloudy

SE 5

65%

69°

7 PM

77°

79°

Partly Cloudy

ESE 3

82%

71°


SPIRIT OF ST. LOUIS, MO extended weather forecast
Saturday 12 SEP 2026	Sunday 13 SEP 2026	Monday 14 SEP 2026	Tuesday 15 SEP 2026	Wednesday 16 SEP 2026
Low 61°	Low 66°	Low 69°	Low 68°	Low 67°
High 92°	High 94°	High 95°	High 87°	High 86°

Clear 4% Rain	Partly Cloudy 15% Rain	Partly Cloudy 22% Rain	Partly Cloudy 48% Rain	Overcast 40% Rain

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