Local Forecast

St. Charles, IA Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for St. Charles, IA.

No Active Alerts

Hour-by-Hour  Current Observation

Monday 11:35 AM CDTMonday 11:35 AM

°F °C
Regional Observations →
76°F

Cloudy

  • 86° / 68° High / Low
  • 76° Feels Like
  • 0% Chance of Rain

Wind

3 mph

SE

UV Index

10

Very High

Humidity

85%

Dew 71°F

Sun

5:42 AM · 8:46 PM

Rise · Set

Source: PERRY MUNI (KPRO). Slider scrubs the next 12 hours.

5-Day Outlook

Through Friday

Local Radar →

Today

86° 68°

Chance of Thunderstorms

Overnight: Mostly Cloudy

Detailed forecast

Today

A slight chance of rain showers before 11am. Partly sunny, with a high near 84. South southwest wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts between a tenth and quarter of an inch possible.

Night

Partly cloudy, with a low around 68. South southeast wind around 3 mph.

Tuesday

91° 75°

Mostly Cloudy

Overnight: Isolated T-storm

Detailed forecast

Tuesday

Mostly sunny, with a high near 91. Heat index values as high as 103. South southeast wind 3 to 13 mph, with gusts as high as 21 mph.

Night

A slight chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 74. Heat index values as high as 105. South wind 13 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

Wednesday

91° 66°

Scattered Thunderstorms Likely

Overnight: Scattered Thunderstorms Likely

Detailed forecast

Wednesday

Showers and thunderstorms likely after 1pm. Mostly sunny, with a high near 91. South southwest wind 16 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

Night

Showers and thunderstorms likely before 7pm, then showers and thunderstorms likely between 7pm and 10pm, then showers and thunderstorms likely. Partly cloudy, with a low around 66. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

Thursday

84° 62°

Chance of Scattered Thunderstorms

Overnight: Mostly Clear

Detailed forecast

Thursday

Showers and thunderstorms likely before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 60%.

Night

A chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 60. Chance of precipitation is 40%.

Friday

86° 66°

Isolated T-storm

Overnight: Chance of Scattered Thunderstorms

Detailed forecast

Friday

A slight chance of rain showers after 1pm. Sunny, with a high near 86.

Night

A slight chance of rain showers before 7pm, then a chance of showers and thunderstorms. Mostly clear, with a low around 64. Chance of precipitation is 40%.

St. Charles, IA Weather Analysis Tools