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 14, 2026
Clear 75°F
Feels Like:	75°F
Dewpoint:	63°F
Rel. Hum.:	66%
Visibility:	10 miles
Wind:	ESE at 8 mph
Pressure:	29.98 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)

63373 WEATHER FORECAST
10-Day model forecast maps 2026 Hurricanes	PORTAGE DES SIOUX, MO 63373 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TONIGHT
Mostly clear. Not as cool with lows in the lower 70s. Southeast winds 5 to 10 mph.

TUESDAY
Sunny. A chance of showers and thunderstorms in the afternoon. Warmer with highs in the upper 90s. Southwest winds 5 to 10 mph. Chance of rain 50 percent. Heat index values up to 106.

TUESDAY NIGHT
Mostly cloudy with scattered showers and thunderstorms. Humid with lows in the lower 70s. Southeast winds around 5 mph. Chance of rain 50 percent. Heat index values up to 102 early in the evening.

WEDNESDAY
Mostly sunny. A chance of showers and thunderstorms, mainly in the morning. Hot with highs in the mid 90s. East winds around 5 mph, becoming south around 5 mph in the afternoon. Chance of rain 50 percent. Heat index values up to 105.

WEDNESDAY NIGHT
Mostly clear. Lows in the mid 70s. South winds around 5 mph. Heat index values up to 101 early in the evening.

THURSDAY THROUGH SATURDAY
Mostly clear. Hot. Highs in the mid 90s. Lows in the lower 70s. Heat index values up to 105.

SATURDAY NIGHT
Partly cloudy. A slight chance of showers after midnight. Lows in the lower 70s. Chance of rain 20 percent.

SUNDAY
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.

SUNDAY NIGHT
Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the mid 60s. Chance of rain 30 percent.

MONDAY
Partly sunny with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 30 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 9/14/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Monday
14 SEP 2026

1 PM

84°

83°

Partly Cloudy

0%

0% Thunder
( 2% severe)

ESE 13

38%

56°

High 89°

4 PM

88°

87°

Partly Cloudy

SE 13

38%

59°

Partly Cloudy

7 PM

85°

86°

Clear

0%

0% Thunder
( 3% severe)

SE 13

46%

62°

10 PM

79°

81°

Clear

SE 13

62%

65°

Tuesday
15 SEP 2026

1 AM

77°

79°

Partly Cloudy

2%

0% Thunder
( 6% severe)

SE 10

67%

65°

Low 70°

4 AM

75°

75°

Clear

SE 9

74%

66°

High 97°

7 AM

75°

75°

Partly Cloudy

3%

0% Thunder
( 5% severe)

SE 9

76%

67°

Partly Cloudy

Chance of Rain

10 AM

87°

92°

Clear

SSW 10

57%

70°

1 PM

95°

102°

Clear

44%
RAIN
1–2 in

0% Thunder
( 28% severe)

WSW 10

45%

70°

4 PM

95°

102°

Partly Cloudy

SW 7

45%

70°

7 PM

88°

96°

Mostly Cloudy

61%
RAIN
***

0% Thunder
( 27% severe)

E 5

61%

73°

10 PM

78°

80°

Mostly Cloudy

E 3

88%

74°

Wednesday
16 SEP 2026

1 AM

75°

75°

Mostly Cloudy

20%
RAIN
.01–.1 in

0% Thunder
( 23% severe)

ESE 3

94%

73°

Low 69°

4 AM

73°

73°

Mostly Cloudy

NE 5

100%

73°

High 94°

7 AM

72°

72°

Mostly Cloudy

14%
RAIN
<.01 in

0% Thunder
( 16% severe)

NE 3

97%

71°

Mostly Cloudy

10 AM

82°

87°

Mostly Cloudy

E 5

72%

72°

1 PM

91°

99°

Partly Cloudy

15%
RAIN
<.01 in

0% Thunder
( 21% severe)

SSE 6

54%

72°

4 PM

94°

100°

Partly Cloudy

S 6

46%

70°

7 PM

88°

95°

Partly Cloudy

S 5

59%

72°


ST. CHARLES, MO extended weather forecast
Thursday 17 SEP 2026	Friday 18 SEP 2026	Saturday 19 SEP 2026	Sunday 20 SEP 2026	Monday 21 SEP 2026
Low 67°	Low 71°	Low 66°	Low 63°	Low 60°
High 92°	High 93°	High 95°	High 85°	High 78°

Partly Cloudy 44% Rain	Mostly Cloudy 35% Rain	Partly Cloudy 29% Rain	Partly Cloudy 37% Rain	Mostly Cloudy 41% Rain

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