
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 | 33% |
| Wind Speed | N 5 mph |
| Barometer | 30.06 in (1017.7 mb) |
| Dewpoint | 44°F (7°C) |
| Visibility | 10.00 mi |
| Last update | 8 Oct 3:53 pm CDT |
Extended Forecast for
6 Miles E Garwin IA
This Afternoon

High: 76 °F
Sunny
Tonight
Low: 54 °F
Slight Chance
Showers then
Chance
T-stormsFriday
High: 77 °F
Chance
T-storms then
SunnyFriday Night

Low: 62 °F
Clear
Saturday

High: 82 °F
Sunny
Saturday Night

Low: 59 °F
Clear
Sunday

High: 78 °F
Sunny
Sunday Night

Low: 61 °F
Partly Cloudy
Columbus Day

High: 79 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 76. Calm wind.
Tonight
A chance of showers, with thunderstorms also possible after 1am. Increasing clouds, with a low around 54. Calm wind becoming southeast around 6 mph in the evening. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 40 percent chance of showers and thunderstorms, mainly before 9am. Cloudy through mid morning, then gradual clearing, with a high near 77. East wind 7 to 10 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 62. South wind around 9 mph.
Saturday
Sunny, with a high near 82. South wind 10 to 15 mph, with gusts as high as 23 mph.
Saturday Night
Clear, with a low around 59.
Sunday
Sunny, with a high near 78.
Sunday Night
Partly cloudy, with a low around 61.
Columbus Day
Mostly sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 51.
Wednesday
Showers likely. Mostly cloudy, with a high near 67. Chance of precipitation is 70%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
6 Miles E Garwin IA
42.12°N 92.56°W
42.12°N 92.56°W
2:27 pm CDT Oct 8, 2026
4pm CDT Oct 8, 2026-6pm CDT Oct 14, 2026


