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Arrow, IL Weather Forecast
Arrow, IL Weather Forecast Date: 816 AM CST Sun Nov 01 2026
The area/counties/county of: Lake County Il, including the cities of: Waukegan, Buffalo Grove, Mundelein, and Gurnee.or toggle through each period.
Today... Mostly cloudy. Scattered showers early in the morning, then a slight chance of showers in the late morning and afternoon. Highs in the mid 60s. South winds around 5 mph. Chance of precipitation 30%.
Tonight... Mostly cloudy. A slight chance of showers early in the evening. Lows in the lower 50s. South winds around 5 mph. Chance of precipitation 20%.
Monday... Cloudy. A chance of showers in the afternoon. Highs in the mid 60s. South winds 5 to 10 mph, increasing to 10 to 15 mph in the afternoon. Chance of precipitation 40%.
Monday Night... Cloudy. A chance of showers. Nearly steady temperatures in the upper 50s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 50%.
Tuesday... Cloudy. A chance of rain in the morning, then rain likely in the afternoon. Breezy with highs in the lower 70s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 70%.
Tuesday Night... Rain with a slight chance of thunderstorms in the evening, then rain likely after midnight. Lows in the mid 50s. Chance of precipitation 80%.
Wednesday... Rain likely. Highs in the upper 60s. Chance of precipitation 70%.
Wednesday Night... Mostly cloudy. A chance of rain, mainly in the evening. Lows in the upper 40s. Chance of precipitation 40%.
Thursday... Mostly cloudy. A chance of rain in the afternoon. Highs in the lower 60s. Chance of precipitation 40%.
Thursday Night... Mostly cloudy. A chance of rain in the evening. Lows in the mid 40s. Chance of precipitation 30%.
Friday... Mostly cloudy with a 30% chance of rain. Highs in the upper 50s.
Friday Night... Mostly cloudy. Lows in the lower 40s.
POP = Probability of Precipitation
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