Hazardous Coastal Conditions for the Mid-Atlantic; Storm System Approaching Southern Alaska

A Nor'easter will create hazardous marine and coastal conditions along the Mid-Atlantic coast through mid-week, with significant coastal flooding and beach erosion possible. Meanwhile, another strong storm system is forecast to bring high winds and heavy precipitation to portions of southern Alaska. Elsewhere, relatively benign weather is expected through the first half of the work week. Read More >

Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Fair

36°F

2°C

Humidity 100%
Wind Speed S 3 mph
Barometer 30.32 in (1026.5 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 20 Oct 2:53 am CDT
Extended Forecast for

Chapin IA

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 42. Light and variable wind.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 70. Light southeast wind becoming south 5 to 9 mph in the morning.

    High: 70 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 45. South southeast wind 3 to 5 mph.

    Low: 45 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74. Calm wind becoming south southwest around 5 mph.

    High: 74 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 42. Light and variable wind.
Tuesday
Sunny, with a high near 70. Light southeast wind becoming south 5 to 9 mph in the morning.
Tuesday Night
Mostly clear, with a low around 45. South southeast wind 3 to 5 mph.
Wednesday
Mostly sunny, with a high near 74. Calm wind becoming south southwest around 5 mph.
Wednesday Night
Partly cloudy, with a low around 48. Calm wind.
Thursday
Sunny, with a high near 75.
Thursday Night
Mostly clear, with a low around 51.
Friday
Mostly sunny, with a high near 70.
Friday Night
Mostly cloudy, with a low around 55.
Saturday
Partly sunny, with a high near 72.
Saturday Night
Mostly cloudy, with a low around 52.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 61.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Chapin IA
 42.84°N 93.23°W
2:52 am CDT Oct 20, 2026
3am CDT Oct 20, 2026-6pm CDT Oct 26, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database