Weather WorldFlagg, IL 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Flagg, IL Weather Forecast
Flagg, IL Weather Forecast Date: 505 AM CST Sat Nov 07 2026
The area/counties/county of: Ogle, including the cities of: Rochelle, Oregon, and Byron.or toggle through each period.
Today... Mostly cloudy in the morning then clearing. Patchy fog early in the morning. Highs in the lower 50s. West winds 5 to 10 mph.
Tonight... Partly cloudy. Patchy fog late. Lows in the mid 30s. Southwest winds 5 to 10 mph.
Sunday... Partly cloudy in the morning, then clearing. Patchy fog early in the morning. Highs in the upper 50s. West winds 10 to 15 mph. Gusts up to 25 mph in the afternoon.
Sunday Night... Mostly clear. Lows in the lower 30s. Northwest winds 5 to 10 mph.
Monday... Partly cloudy. Highs around 60. Southwest winds 5 to 10 mph.
Monday Night... Mostly clear. Lows in the lower 40s.
Tuesday... Mostly sunny. Highs in the lower 60s.
Tuesday Night... Partly cloudy. Lows in the mid 30s.
Veterans Day... Partly cloudy. Highs in the mid 50s.
Wednesday Night... Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 30s.
Thursday... Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 40s.
Thursday Night... Mostly cloudy in the evening, then becoming partly cloudy. Lows around 30.
POP = Probability of Precipitation
Flagg Radar Loop
Use the map search tool if you want to place a location marker on the radar map...