What is today's weather forecast for Marissa, IL?

Today's forecast for Marissa shows a high of 44 degrees and a low of 30 degrees Fahrenheit. Sunny, with a high near 44.

What is the 7-day weather forecast for Marissa, IL?

The 7-day forecast for Marissa shows highs from 29 to 44 degrees and lows from 19 to 30 degrees Fahrenheit. Expect precipitation on 3 days with chances of 20% or higher.

Will it rain in Marissa, IL this week?

Yes, rain is possible in Marissa this week. Precipitation chances: Friday (40% chance), Saturday (90% chance), Monday (30% chance).

How accurate is the Marissa weather forecast?

WeatherForYou provides highly accurate Marissa forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

Marissa, IL Weather Forecast and Current Conditions

Current Conditions From Nearby Station

Switch to Metric Units

43°F
Feels Like 36°F

Humidity 43% Dew Point 22°F Wind W 15 MPH Gusts 25 Barometer 30.22 in.

Solar Rad 405 w/m² Visibility 10 mi.

Report from a NOAA weather station 7.4 mi. SSE of central Marissa
at 1:15 PM Wed, Nov 26, 2025

Point Forecast at a Glance

WedNov 26

ThuNov 27

FriNov 28

SatNov 29

90%

SunNov 30

MonDec 1

30%

TueDec 2

7-Day Temperature Trend

Week Ahead Summary

Variable high temperatures through the week, ranging from 29°F to 44°F. Some snow possible with at least 3 days showing precipitation chances of 20% or higher.

Climate Context

This week's forecast shows temperatures running 13°F below the historical average for November-December. Normal highs for this period are around 50°F with lows around 31°F.

This Date in Weather History

1896 - Snow and high winds hit the Northern Plains and the Upper Mississippi Valley, with a Thanksgiving Day blizzard across North Dakota. The storm was followed by a severe cold wave in the Upper Midwest. The temperature at Pokegama Dam MI plunged to 45 degrees below zero.

Marissa, IL 7 Day Weather Forecast Details

Wednesday Nov 26

Day: Sunny, with a high near 44. Breezy, with a west wind 14 to 21 mph, with gusts as high as 33 mph.

Night: Increasing clouds, with a low around 30. West wind 7 to 13 mph, with gusts as high as 22 mph.

Thursday Nov 27

Day: Sunny, with a high near 41. Northwest wind 7 to 10 mph.

Night: Clear, with a low around 23. Northwest wind around 6 mph becoming calm after midnight.

Friday Nov 28

Day: Sunny, with a high near 39. Light and variable wind.

Night: A 40 percent chance of snow after midnight. Mostly cloudy, with a low around 29.

Saturday Nov 29

Day: Snow before noon, then rain, possibly mixed with snow. High near 40. Chance of precipitation is 90%.

Night: Rain likely, mainly before midnight. Cloudy, with a low around 28. Chance of precipitation is 70%.

Sunday Nov 30

Day: Mostly cloudy, with a high near 33.

Night: Mostly cloudy, with a low around 20.

Monday Dec 1

Day: A 30 percent chance of snow. Mostly cloudy, with a high near 29.

Night: A 30 percent chance of snow. Mostly cloudy, with a low around 19.

Tuesday Dec 2

Day: Mostly sunny, with a high near 33.

About Marissa, IL

Marissa is a village in St. Clair County, Illinois, United States. The population was 1,979 at the 2010 census.

Content from Wikipedia, licensed under CC BY-SA 3.0.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.

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