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Hammer, IL 7-Day Night Weather Forecast
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Hammer, IL Weather Forecast
Hammer, IL Weather Forecast Date: 705 PM CDT Fri Sep 18 2026
The area/counties/county of: Ogle, including the cities of: Rochelle, Oregon, and Byron.or toggle through each period.
Tonight... Mostly cloudy. A slight chance of showers and thunderstorms late in the evening. A chance of showers and thunderstorms after midnight, then showers and thunderstorms likely late. Locally heavy rainfall possible late. Lows in the lower 60s. East winds 10 to 15 mph. Chance of precipitation 70%.
Saturday... Showers with thunderstorms likely in the morning, then a chance of showers and thunderstorms early in the afternoon. Showers and thunderstorms likely late. Humid with highs in the upper 70s. Southeast winds 5 to 10 mph. Chance of precipitation 90%.
Saturday Night... Thunderstorms likely in the evening. Showers. A chance of thunderstorms after midnight. Lows in the lower 60s. North winds 5 to 10 mph. Chance of precipitation 80%.
Sunday... Showers likely with a slight chance of thunderstorms. Highs in the upper 60s. Northeast winds 10 to 15 mph, increasing to 15 to 20 mph in the afternoon. Chance of precipitation 70%.
Sunday Night... Mostly cloudy. A chance of showers. Lows in the lower 50s. Northeast winds 15 to 20 mph with gusts up to 25 mph, diminishing to 10 to 15 mph after midnight. Chance of precipitation 50%.
Monday... Mostly cloudy with a 50% chance of showers. Highs in the mid 60s.
Monday Night... Mostly cloudy with a 40% chance of showers. Lows in the upper 40s.
Tuesday... Mostly cloudy. A slight chance of showers in the morning. Highs in the lower 60s. Chance of precipitation 20%.
Tuesday Night... Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s.
Wednesday... Mostly cloudy. Highs in the mid 60s.
Wednesday Night... Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s.
Thursday... Mostly cloudy. Highs in the upper 60s.
Thursday Night... Partly cloudy. Lows around 50.
POP = Probability of Precipitation
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