National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Tri-Township Airport (KSFY)

Lat: 42.05°NLon: 90.11°WElev: 614ft.

Overcast

56°F

13°C

Humidity 27%
Wind Speed NW 6 mph
Barometer 30.08 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 2 May 2:15 pm CDT
Extended Forecast for

Preston IA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 59. West wind 5 to 10 mph.

    High: 59 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of showers after 5am. Increasing clouds, with a low around 43. Southwest wind 5 to 10 mph.

    Low: 43 °F

    Mostly Clear
    then Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 70. Southwest wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 70 °F

    Chance
    Showers then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43. West wind around 5 mph becoming calm in the evening.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: A chance of showers before 7pm, then a chance of showers and thunderstorms between 7pm and 10pm, then a chance of showers after 10pm. Mostly cloudy, with a low around 47. Chance of precipitation is 50%.

    Low: 47 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers. Mostly cloudy, with a high near 58.

    High: 58 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 59. West wind 5 to 10 mph.
Tonight
A 30 percent chance of showers after 5am. Increasing clouds, with a low around 43. Southwest wind 5 to 10 mph.
Sunday
A 30 percent chance of showers, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 70. Southwest wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 43. West wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 78.
Monday Night
A chance of showers before 7pm, then a chance of showers and thunderstorms between 7pm and 10pm, then a chance of showers after 10pm. Mostly cloudy, with a low around 47. Chance of precipitation is 50%.
Tuesday
A 40 percent chance of showers. Mostly cloudy, with a high near 58.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
Partly sunny, with a high near 57.
Wednesday Night
Mostly cloudy, with a low around 38.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Preston IA
 42.06°N 90.39°W (Elev. 650 ft)
Last Update:
1:26 pm CDT May 2, 2026
Forecast Valid:
2pm CDT May 2, 2026-6pm CDT May 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation