Weather World
Flat Lake, IA 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Flat Lake, IA Weather Forecast
Flat Lake, IA Weather Forecast Date: 1226 PM CDT Mon Sep 21 2026
The area/counties/county of: Jackson, including the city of Maquoketa.or toggle through each period.
This Afternoon... Cloudy with a 50% chance of showers. Near steady temperature in the upper 50s. Northeast winds around 10 mph with gusts up to 20 mph.
Tonight... Showers likely. A slight chance of thunderstorms after midnight. Lows in the lower 50s. Northeast winds 5 to 10 mph. Chance of rain 70%.
Tuesday... Mostly cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Highs in the lower 60s. Northeast winds 5 to 10 mph. Chance of rain 50%.
Tuesday Night... Mostly clear. Lows in the upper 40s. Northeast winds 5 to 10 mph.
Wednesday... Mostly sunny. Highs in the mid 60s. Northeast winds around 5 mph.
Wednesday Night... Partly cloudy. Lows in the lower 50s.
Thursday... Mostly cloudy. Highs in the mid 60s. Lows in the lower 50s.
Friday... Mostly cloudy. Highs in the mid 60s. Lows in the lower 50s.
Saturday... Mostly cloudy with a 40% chance of showers. Highs in the mid 60s. Lows in the mid 50s.
Saturday Night... Mostly cloudy with a 40% chance of showers. Highs in the mid 60s. Lows in the mid 50s.
POP = Probability of Precipitation
Flat Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...