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

Hazardous Weather Conditions

Current conditions at

Atlantic (KAIO)

Lat: 41.4°NLon: 95.05°WElev: 1181ft.

Fair

90°F

32°C

Humidity 52%
Wind Speed S 8 mph
Barometer 29.93 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 1 Sep 12:55 pm CDT
Extended Forecast for

Lewis IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 93. Heat index values as high as 101. South wind around 10 mph.

    High: 93 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 75. South wind 8 to 11 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92. Heat index values as high as 100. South southeast wind 8 to 11 mph becoming southwest in the afternoon.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 76. South wind 8 to 11 mph, with gusts as high as 18 mph.

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 93. South southwest wind 10 to 14 mph, with gusts as high as 20 mph.

    High: 93 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 93.

    High: 93 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 75.

    Low: 75 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 93. Heat index values as high as 101. South wind around 10 mph.
Tonight
Mostly clear, with a low around 75. South wind 8 to 11 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 92. Heat index values as high as 100. South southeast wind 8 to 11 mph becoming southwest in the afternoon.
Wednesday Night
Mostly clear, with a low around 76. South wind 8 to 11 mph, with gusts as high as 18 mph.
Thursday
Mostly sunny, with a high near 93. South southwest wind 10 to 14 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 77.
Friday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 93.
Friday Night
Partly cloudy, with a low around 75.
Saturday
Mostly sunny, with a high near 93.
Saturday Night
Partly cloudy, with a low around 73.
Sunday
Mostly sunny, with a high near 91.
Sunday Night
Partly cloudy, with a low around 70.
Labor Day
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lewis IA
 41.28°N 95.09°W
Last Update:
12:11 pm CDT Sep 1, 2026
Forecast Valid:
1pm CDT Sep 1, 2026-6pm CDT Sep 7, 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