



Dangerous Heat in the West; Coastal Flooding & High Rip Current Risk through the Weekend on the East Coast; Flash Flooding Concerns in the Southeast and Southwest
A dangerous, record heat wave continues across portions of the West through Tuesday. High rip current risk and dangerous surf continue through the weekend. There are flash flooding concerns through the weekend for portions of the Southeast and Southwest. Read More >
Hazardous Weather Conditions
Current conditions at
Marshalltown, Marshalltown Municipal Airport (KMIW)
Lat: 42.11°NLon: 92.92°WElev: 971ft.
Mostly Cloudy
78°F
26°C
Humidity | 67% |
Wind Speed | Vrbl 6 mph |
Barometer | 30.05 in (1017.2 mb) |
Dewpoint | 66°F (19°C) |
Visibility | 10.00 mi |
Heat Index | 80°F (27°C) |
Last update | 22 Aug 2:53 pm CDT |
Extended Forecast for
5 Miles NW Le Grand IA
This Afternoon
High: 82 °F
Partly Sunny
Tonight
Low: 63 °F
Slight Chance
T-stormsSaturday
High: 74 °F
Mostly Sunny
Saturday Night
Low: 49 °F
Mostly Clear
Sunday
High: 72 °F
Sunny
Sunday Night
Low: 46 °F
Clear
Monday
High: 69 °F
Sunny
Monday Night
Low: 46 °F
Mostly Clear
Tuesday
High: 72 °F
Sunny
Detailed Forecast
This Afternoon
Partly sunny, with a high near 82. Southwest wind around 6 mph.
Tonight
A slight chance of showers and thunderstorms between 9pm and 3am. Mostly cloudy, with a low around 63. Southwest wind around 5 mph becoming light and variable. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 74. Northwest wind 7 to 14 mph, with gusts as high as 21 mph.
Saturday Night
Mostly clear, with a low around 49. North northwest wind 5 to 10 mph.
Sunday
Sunny, with a high near 72. Northwest wind 6 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Clear, with a low around 46.
Monday
Sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
Sunny, with a high near 77.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
5 Miles NW Le Grand IA
42.06°N 92.83°W
42.06°N 92.83°W
2:34 pm CDT Aug 22, 2025
3pm CDT Aug 22, 2025-6pm CDT Aug 28, 2025