| NWS Forecast for: Dubuque County Issued by: National Weather Service Quad Cities, IA/IL Last Update: 946 PM CDT Fri Sep 18 2026 | |
Tonight: Mostly cloudy. A chance of showers and thunderstorms this evening, then showers with a chance of thunderstorms after midnight. Some thunderstorms may produce heavy rainfall after midnight. Lows in the mid 60s. Southeast winds 10 to 15 mph. Chance of rain 90 percent. Saturday: Showers likely with a chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Humid with highs in the upper 70s. South winds 5 to 10 mph. Chance of rain 70 percent. Saturday Night: Showers with a chance of thunderstorms in the evening, then showers likely with a chance of thunderstorms after midnight. Some thunderstorms may produce heavy rainfall in the evening. Humid with lows in the lower 60s. Northwest winds 5 to 10 mph, becoming northeast after midnight. Chance of rain 90 percent. Sunday: Showers likely, mainly in the morning. Not as warm with highs in the upper 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 60 percent. Sunday Night: Mostly cloudy. Lows in the mid 50s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Monday And Monday Night: Mostly cloudy with a 50 percent chance of showers. Highs in the lower 60s. Lows around 50. Tuesday: Partly sunny. Highs in the lower 60s. Tuesday Night Through Friday: Partly cloudy. Lows around 50. Highs in the upper 60s. | |
| Zone Forecast: Dubuque County | |
Visit your local NWS office at: https://www.weather.gov/dvn |