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Turning Stormy in the Northwest

An active fall storm pattern developing in the Pacific Northwest this week will bring areas of heavy rain and high elevation snow. Northern California will benefit from rainfall this week that will aid firefighters given the recent large wildfires. Read More >

Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11° N Lon: 92.92° W Elev: 971 ft.




Humidity 44%
Wind Speed S 14 G 24 mph
Barometer 29.92 in (1012.9 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 18 Oct 1:53 pm CDT
Detailed forecast for

Grundy County

Rest Of Today
Sunny. High in the mid 70s. Southwest wind 10 to 15 mph with gusts to around 25 mph.
Clear. Low in the lower 40s. Southwest wind 5 to 10 mph shifting to the northwest after midnight.
Sunny. High in the lower 70s. South wind near 10 mph.
Thursday Night
Mostly clear. Low in the lower 50s. South wind 5 to 10 mph.
Sunny, breezy. High in the upper 70s. South wind 5 to 15 mph increasing to 15 to 20 mph in the afternoon. Gusts up to 30 mph.
Friday Night
Mostly cloudy. A chance of light showers and a slight chance of thunderstorms after midnight. Low in the upper 50s. Chance of precipitation 30 percent.
Cloudy. A chance of thunderstorms in the morning, then showers likely and a chance of thunderstorms in the afternoon. High in the upper 60s. Chance of precipitation 60 percent.
Saturday Night
Showers likely and a chance of thunderstorms through midnight, then a chance of showers after midnight. Cooler. Low in the upper 40s. Chance of precipitation 70 percent.
Mostly sunny. High in the lower 60s.
Sunday Night
Partly cloudy. Low in the mid 40s.
Mostly sunny. High in the lower 60s.
Monday Night
Partly cloudy. Low in the lower 40s.
Mostly sunny. High in the mid 50s.

Click Map For Forecast
152 PM CDT Wed Oct 18 2017

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database