Summit, IL Weather Forecast
Cook County, Illinois
Live radar, warnings and storm tracking for Summit, with free alerts the moment it counts.
The next few hours
Taller, warmer bars mean heavier rain. Dotted means no reading for that hour.
Hour by hour
Sunrise and sunset
Next five days, scored 0 to 100The first day or two use the HRRR and NBM cloud layers. Later days only have total cloud, so treat them as a rough guide.
Know when sunset at this place will be worth a photo
We score every sunrise and sunset here from the cloud, haze and smoke forecast, and let you know when one is likely to light up. Sunrise the evening before, sunset a few hours ahead.
Seven-day outlook
Free alerts for Summit
Every NWS warning, pushed to your phone, inbox or webhook the moment it is issued.
Summit, IL at a glance
Summit is home to about 10,616 people in Cook County, across 2.1 square miles. It ranks 213th by population of 441 places in Illinois with a forecast here. The nearest neighbour with its own forecast is Lyons, 2 miles away.
- County
- Cook County
- Population
- 10,616 2023 est.
- Land area
- 2.1 sq mi
- People per sq mi
- 5,010
- Forecast point
- 41.7885°N, 87.8139°W
How well can the network see Summit?
The nearest Doppler radar is KLOT (Chicago, IL), to the SW. Its lowest scan passes about 1,000 ft above Summit. That is about as close as US radar coverage gets: low-level rotation and gust fronts over Summit show up clearly. Summit is closer to its radar than 86% of US cities.
The closest weather station is KMDW (Chicago/Midway Intl). Close enough that its readings are the conditions in town.
Forecasts near Summit
- Lyons, IL2 mi
- Justice, IL3 mi
- Stickney, IL3 mi
- Riverside, IL3 mi
- Brookfield, IL3 mi
- Countryside, IL3 mi
- Bridgeview, IL3 mi
- La Grange, IL3 mi
Elsewhere in Illinois
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