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Hazardous Weather Conditions

Current conditions at

Atlantic (KAIO)

Lat: 41.4°NLon: 95.05°WElev: 1181ft.

Fair

70°F

21°C

Humidity 100%
Wind Speed N 3 mph
Barometer 29.93 in
Dewpoint 70°F (21°C)
Visibility 7.00 mi
Last update 5 Sep 7:15 am CDT
Extended Forecast for

Lewis IA

Heat Advisory September 5, 07:28am until September 5, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 5, 07:28am until September 5, 07:00pm

    NOW until 7:00pm Sat

    Heat Advisory

  • Today

    High: 94 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 71. East southeast wind around 6 mph.

    Low: 71 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 89. East southeast wind 6 to 11 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 69. East southeast wind 8 to 10 mph, with gusts as high as 18 mph. New rainfall amounts between a quarter and half of an inch possible.

    Low: 69 °F

    Chance
    Showers

  • Labor Day

    Labor Day: Mostly sunny, with a high near 89. South southeast wind 10 to 15 mph, with gusts as high as 21 mph.

    High: 89 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 73. Breezy.

    Low: 73 °F

    Partly Cloudy
    and Breezy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. Breezy.

    High: 95 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 67. Chance of precipitation is 70%.

    Low: 67 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 94. Heat index values as high as 105. Calm wind becoming east southeast around 6 mph in the afternoon.
Tonight
Partly cloudy, with a low around 71. East southeast wind around 6 mph.
Sunday
A slight chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 89. East southeast wind 6 to 11 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 69. East southeast wind 8 to 10 mph, with gusts as high as 18 mph. New rainfall amounts between a quarter and half of an inch possible.
Labor Day
Mostly sunny, with a high near 89. South southeast wind 10 to 15 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 73. Breezy.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. Breezy.
Tuesday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 67. Chance of precipitation is 70%.
Wednesday
Mostly sunny, with a high near 86.
Wednesday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 62.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Friday
Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lewis IA
 41.31°N 95.12°W
Last Update:
6:01 am CDT Sep 5, 2026
Forecast Valid:
7am CDT Sep 5, 2026-6pm CDT Sep 11, 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