Data primarily from the National Weather Service (NWS) point forecast for Dubuque, with supporting details from other recent sources. Temperatures in °F. Conditions can change, so check updates closer to the time. 

Wednesday, September 16 (Today)

•  High: ~72°F

•  Conditions: Mostly cloudy. Slight chance of showers or thunderstorms possible this afternoon in some forecasts (around 20%).

•  Wind: North around 5 mph, becoming east in the afternoon.

•  Tonight: Mostly cloudy with a chance of showers and thunderstorms (50% chance). Low around 63°F. East wind becoming calm. 

Thursday, September 17

•  High: ~78°F

•  Conditions: Mostly cloudy with a 30% chance of showers (mainly before 9 a.m.), then mostly cloudy.

•  Wind: Calm becoming north around 5 mph.

•  Night: Mostly cloudy with a slight (20%) chance of showers after 1 a.m. Low around 62°F. 

Friday, September 18

•  High: ~76°F

•  Conditions: Showers (with thunderstorms possible after 4 p.m.). 80% chance of precipitation. Possible rainfall 0.25–0.5 inch.

•  Night: Showers and thunderstorms likely (90% chance). Low around 64°F. Possible additional rainfall 0.75–1 inch. 

Saturday, September 19

•  High: ~80°F

•  Conditions: Showers likely, with thunderstorms also possible after 1 p.m. Mostly cloudy. 70% chance of precipitation.

•  Night: Chance of showers and thunderstorms (50%). Mostly cloudy. Low around 61°F. 

Sunday, September 20

•  High: ~72°F

•  Conditions: Mostly cloudy with a 50% chance of showers.

•  Night: Chance of showers and thunderstorms (50%). Mostly cloudy. Low around 58°F. 

Monday, September 21

•  High: ~71°F

•  Conditions: Mostly cloudy with a 40% chance of showers.

•  Night: Mostly cloudy with a 30% chance of showers. Low around 57°F. 

Tuesday, September 22

•  High: ~73°F

•  Conditions: Partly sunny with a 30% chance of showers. 

Overall outlook: Expect mostly cloudy skies with increasing rain and thunderstorm chances from Friday through the weekend. Temperatures will stay mild (highs mostly in the 70s, peaking near 80°F on Saturday) before slightly cooler conditions mid-next week. Light winds are typical. No major severe weather alerts are highlighted specifically for Dubuque in the current detailed forecast, but monitor for updates as frontal activity brings the higher rain chances.

For the latest radar, hourly details, or any watches/warnings, visit weather.gov or a local source.