As we've been talking about, the pattern is going to be turning more active over the next two weeks. This is the time of year that we tend to experience more precipitation, on average. For example, here's the average precipitation in Cedar Rapids per month.
Cedar Rapids averages 3" in April, 4" in May, near 5" in June and 4.5" in July and August. Unfortunately, these April showers will be bringing more than May flowers. It will bring bring flooding.
Monday will be mild and quiet with warmer temperatures.
Then the first system comes in Monday night into Tuesday:
Then Wednesday night into Thursday:
Here's the precipitation totals on the GFS for the next seven days:
But here's the euro, much less bullish with lower rainfall amounts:
Any rain that falls over the Mississippi or near the tributaries will lead to additional rises or just keep the river high.