Hurricane Isaias to Approach the Northern Gulf Coast on Friday
Isaias is expected to approach the northern Gulf Coast as a strong hurricane on Friday, bringing life-threatening storm surge, damaging winds, heavy rain, and severe thunderstorms across the region and Southeast into the weekend, with risks of flooding and tornadoes. Read More >
Current conditions at
Marshalltown, Marshalltown Municipal Airport (KMIW)
Lat: 42.11°NLon: 92.92°WElev: 971ft.
Fair
75°F
24°C
| Humidity | 29% |
| Wind Speed | Calm |
| Barometer | 30.04 in (1017.1 mb) |
| Dewpoint | 41°F (5°C) |
| Visibility | 10.00 mi |
| Last update | 8 Oct 4:53 pm CDT |
Extended Forecast for
3 Miles SW Le Grand IA
This Afternoon
High: 77 °F
Sunny
Tonight
Low: 55 °F
Slight Chance
Showers then
Chance
T-stormsFriday
High: 79 °F
Chance
Showers then
SunnyFriday Night
Low: 63 °F
Clear
Saturday
High: 83 °F
Sunny
Saturday Night
Low: 59 °F
Clear
Sunday
High: 79 °F
Sunny
Sunday Night
Low: 61 °F
Partly Cloudy
Columbus Day
High: 80 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 77. Calm wind.
Tonight
A chance of showers, with thunderstorms also possible after 1am. Increasing clouds, with a low around 55. East southeast wind 3 to 6 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 30 percent chance of showers and thunderstorms, mainly before 8am. Mostly cloudy through mid morning, then gradual clearing, with a high near 79. East southeast wind 7 to 9 mph becoming south in the afternoon. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Clear, with a low around 63. South wind 7 to 9 mph.
Saturday
Sunny, with a high near 83. South wind 9 to 14 mph, with gusts as high as 23 mph.
Saturday Night
Clear, with a low around 59.
Sunday
Sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 61.
Columbus Day
Mostly sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 52.
Wednesday
Showers likely. Mostly cloudy, with a high near 68. Chance of precipitation is 70%.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles SW Le Grand IA
41.97°N 92.83°W
41.97°N 92.83°W
2:27 pm CDT Oct 8, 2026
4pm CDT Oct 8, 2026-6pm CDT Oct 14, 2026
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