This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 41.7859°N, -88.1473°.
The 10-day span for Naperville runs from a high near 86° on Saturday down to 59° overnight on Sunday. Models drop roughly 0.73 in of precipitation across the stretch — watch Wednesday (89%). The NWS alert board for this area is currently clear. Right now Naperville is running about 8° warmer than Fort Wayne. Longer view: variable mid-latitude weather in every season.
Naperville, IL · Elev 709 ft · 41.79°N, 88.15°W · Illinois · Forecast computed for these exact coordinates
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