Local Forecast

St. Joseph, IL Weather Forecast & Alerts

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

Active Alerts 2 active

Hour-by-Hour  Current Observation

Sunday 4:05 AM CDTSunday 4:05 AM

°F °C
Regional Observations →
71°F

Fog

  • 89° / 73° High / Low
  • 71° Feels Like
  • 0% Chance of Rain

Wind

0 mph

N

UV Index

0

None

Humidity

100%

Dew 71°F

Sun

5:24 AM · 8:25 PM

Rise · Set

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

5-Day Outlook

Through Thursday

Local Radar →

Today

89° 73°

Mostly Cloudy

Overnight: Mostly Cloudy

Detailed forecast

Today

Patchy fog before 8am. Partly sunny, with a high near 88. Southeast wind 3 to 9 mph.

Night

Partly cloudy, with a low around 73. South southeast wind around 9 mph.

Monday

93° 75°

Mostly Cloudy

Overnight: Mostly Clear

Detailed forecast

Monday

Mostly sunny, with a high near 93. Heat index values as high as 109. South wind 7 to 13 mph, with gusts as high as 20 mph.

Night

Mostly clear, with a low around 74. South southwest wind 7 to 12 mph, with gusts as high as 18 mph.

Tuesday

95° 73°

Mostly Sunny

Overnight: Clear

Detailed forecast

Tuesday

Sunny, with a high near 94. South southwest wind 7 to 12 mph, with gusts as high as 16 mph.

Night

Clear, with a low around 73. South southwest wind 5 to 10 mph.

Wednesday

95° 73°

Sunny

Overnight: Mostly Clear

Detailed forecast

Wednesday

Sunny, with a high near 94.

Night

Mostly clear, with a low around 73.

Thursday

93° 73°

Isolated T-storm

Overnight: Partly Cloudy

Detailed forecast

Thursday

A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 93.

Night

A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 73.

St. Joseph, IL Weather Analysis Tools