PORTAGE DES SIOUX, MO 63373 Weather Forecast & Current Conditions

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63373 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
ST. CHARLES, MO Current Weather
7:54 PM CDT SEP 9, 2026
82°F
Feels Like:	87°F
Dewpoint:	72°F
Rel. Hum.:	72%
Visibility:	10 miles
Wind:	Calm
Pressure:	29.96 inches
Last 72 hours
Local Area Snow Depth
Missouri Current Weather
Missouri MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

63373 WEATHER FORECAST
10-Day model forecast maps 2026 Hurricanes	PORTAGE DES SIOUX, MO 63373 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.

63373 WEATHER SATELLITE LOOPS

Visible Weather Satellite
PORTAGE DES SIOUX, MO 63373

Infrared Weather Satellite
PORTAGE DES SIOUX, MO 63373

63373 WEATHER RADAR LOOP

NEXRAD Weather Radar
PORTAGE DES SIOUX, MO 63373

MOS COMPUTER WEATHER FORECAST

ST. CHARLES, MO 3 hourly weather forecast

weather forecast created 7:00 AM CDT 9/ 9/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Wednesday
9 SEP 2026

1 PM

95°

102°

Clear

39%
RAIN
.1–.25 in

0% Thunder
( 34% severe)

W 9

45%

70°

High 96°

4 PM

94°

101°

Partly Cloudy

W 8

47%

71°

Increasing Clouds

Chance of Rain

7 PM

86°

93°

Mostly Cloudy

50%
RAIN
***

0% Thunder
( 46% severe)

NE 5

65%

73°

10 PM

77°

78°

Mostly Cloudy

CALM

94%

75°

Thursday
10 SEP 2026

1 AM

75°

75°

Mostly Cloudy

70%
RAIN
***

0% Thunder
( 37% severe)

NNE 2

100%

75°

Low 68°

4 AM

74°

74°

Mostly Cloudy

W 2

100%

74°

High 79°

7 AM

72°

72°

Mostly Cloudy

90%
RAIN
***

0% Thunder
( 20% severe)

NNW 3

100%

72°

Mostly Cloudy

Rain Likely

10 AM

74°

74°

Mostly Cloudy

NNW 6

90%

71°

1 PM

77°

79°

Mostly Cloudy

18%
RAIN
.01–.1 in

0% Thunder
( 14% severe)

N 7

82%

71°

4 PM

79°

82°

Mostly Cloudy

N 6

72%

69°

7 PM

77°

79°

Partly Cloudy

0%

0% Thunder
( 7% severe)

NNE 3

76%

69°

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 61°

4 AM

66°

66°

Mostly Cloudy

CALM

100%

66°

High 83°

7 AM

64°

65°

Mostly Cloudy

4%

0% Thunder
( 3% severe)

ENE 3

100%

64°

Mostly Cloudy

10 AM

74°

74°

Mostly Cloudy

ESE 6

76%

66°

1 PM

81°

84°

Partly Cloudy

6%

0% Thunder
( 12% severe)

SE 7

65%

68°

4 PM

83°

86°

Partly Cloudy

SE 6

59%

67°

7 PM

78°

80°

Partly Cloudy

ESE 5

71%

68°


ST. CHARLES, 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 63°	Low 66°	Low 66°	Low 67°	Low 64°
High 93°	High 95°	High 95°	High 83°	High 84°

Clear 4% Rain	Partly Cloudy 15% Rain	Partly Cloudy 23% Rain	Partly Cloudy 49% Rain	Overcast 40% Rain

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