Local Forecast

St. Clair, MO Weather Forecast & Alerts

Current conditions, 5-day forecast, active weather alerts for St. Clair, MO

Active Alerts 1 active

Hour-by-Hour  Current Observation

Thursday 3:15 PM CDTThursday 3:15 PM

°F °C
Regional Observations →
68°F

Clear

  • 91° / 71° High / Low
  • 68° Feels Like
  • 0% Chance of Rain

Wind

0 mph

N

UV Index

9

Very High

Humidity

100%

Dew 68°F

Sun

6:12 AM · 8:06 PM

Rise · Set

Source: WASHINGTON (KFYG). Slider scrubs the next 12 hours.

5-Day Outlook

Through Wednesday

Local Radar →

Today

91° 71°

Mostly Sunny

Overnight: Mostly Clear

Detailed forecast

Today

Sunny, with a high near 90. Heat index values as high as 101. Northwest wind around 1 mph.

Night

Clear, with a low around 70. Southeast wind around 2 mph.

Sunday

93° 73°

Mostly Sunny

Overnight: Partly Cloudy

Detailed forecast

Sunday

Sunny, with a high near 93. Heat index values as high as 103. South wind 2 to 6 mph.

Night

Mostly clear, with a low around 73. Heat index values as high as 102. South wind around 5 mph.

Monday

95° 75°

Mostly Sunny

Overnight: Mostly Clear

Detailed forecast

Monday

Sunny, with a high near 95. Southwest wind around 5 mph.

Night

Mostly clear, with a low around 75.

Tuesday

95° 75°

Mostly Sunny

Overnight: Partly Cloudy

Detailed forecast

Tuesday

Sunny, with a high near 95.

Night

Partly cloudy, with a low around 74.

Wednesday

93° 73°

Isolated T-storm

Overnight: Chance of Scattered Thunderstorms

Detailed forecast

Wednesday

A slight chance of rain showers between 7am and 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 20%.

Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 72. Chance of precipitation is 40%.

St. Clair, MO Weather Analysis Tools