NWS Forecast for Muscatine IA

National Weather Service Forecast for: Muscatine IA
Issued by: National Weather Service Quad Cities, IA/IL

Updated: 12:17 am CDT Jun 30, 2026

Overnight Partly Cloudy	Tuesday Mostly Sunny then Sunny and Breezy	Tuesday Night Mostly Clear	Wednesday Hot	Wednesday Night Mostly Clear	Thursday Mostly Sunny	Thursday Night Partly Cloudy then Chance T-storms	Friday Chance T-storms	Friday Night Partly Cloudy then Chance T-storms
Lo 78 °F	Hi 95 °F	Lo 77 °F	Hi 95 °F	Lo 78 °F	Hi 94 °F	Lo 75 °F	Hi 93 °F	Lo 73 °F

Hazardous Weather Outlook
Extreme Heat Warning

Overnight	Partly cloudy, with a low around 78. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday	Mostly sunny and hot, with a high near 95. Heat index values as high as 109. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday Night	Mostly clear, with a low around 77. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday	Sunny and hot, with a high near 95. Heat index values as high as 105. South wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night	Mostly clear, with a low around 78.
Thursday	Mostly sunny, with a high near 94.
Thursday Night	A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 75.
Friday	A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 93.
Friday Night	A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73.
Independence Day	A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Saturday Night	A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Sunday	Mostly sunny, with a high near 90.
Sunday Night	Partly cloudy, with a low around 69.
Monday	A 30 percent chance of showers. Mostly sunny, with a high near 89.

Forecast from NOAA-NWS for Muscatine IA.