Local Forecast

St. Joseph, IL Weather Forecast & Alerts

Current conditions, 5-day forecast, active weather alerts for St. Joseph, IL

Active Alerts 1 active

Hour-by-Hour  Current Observation

Saturday 4:45 PM CDTSaturday 4:45 PM

°F °C
Regional Observations →
87°F

Clear

  • 91° / 68° High / Low
  • 97° Feels Like
  • 0% Chance of Rain

Wind

12 mph

G 20 mph

WSW

UV Index

7

High

Humidity

66%

Dew 75°F

Sun

5:37 AM · 8:18 PM

Rise · Set

Source: CHAMPAIGN/URBANA (KCMI). Slider scrubs the next 12 hours.

5-Day Outlook

Through Wednesday

Local Radar →

This Afternoon

91° 68°

Chance of Scattered Thunderstorms

Overnight: Chance of Thunderstorms

Detailed forecast

This Afternoon

A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Heat index values as high as 100. West wind around 12 mph, with gusts as high as 18 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Night

Showers and thunderstorms likely before 11pm. Partly cloudy, with a low around 67. North wind 5 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Sunday

84° 64°

Smoke

Overnight: Smoke

Detailed forecast

Sunday

Areas of smoke. Mostly sunny, with a high near 84. Northeast wind around 6 mph.

Night

Areas of smoke. Partly cloudy, with a low around 63. East wind 1 to 6 mph.

Monday

87° 73°

Partly Sunny

Overnight: Chance of Thunderstorms

Detailed forecast

Monday

Patchy smoke before 7am. Mostly sunny, with a high near 87. South wind around 3 mph.

Night

Showers and thunderstorms likely after 1am. Mostly cloudy, with a low around 72. Southwest wind 5 to 12 mph, with gusts as high as 17 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Tuesday

89° 64°

Isolated T-storm

Overnight: Mostly Clear

Detailed forecast

Tuesday

Showers and thunderstorms likely before 7am, then a slight chance of showers and thunderstorms between 7am and 1pm. Sunny, with a high near 89. West wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Night

Mostly clear, with a low around 65.

Wednesday

80° 59°

Mostly Sunny

Overnight: Mostly Clear

Detailed forecast

Wednesday

Sunny, with a high near 80.

Night

Mostly clear, with a low around 58.

St. Joseph, IL Weather Analysis Tools