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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Hazardous Weather Conditions

Current conditions at

Atlantic (KAIO)

Lat: 41.4°NLon: 95.05°WElev: 1181ft.

Fair

73°F

23°C

Humidity 100%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 17 Aug 3:35 am CDT
Extended Forecast for

Atlantic IA

  • Overnight

    Overnight: Mostly clear, with a low around 72. South southwest wind 3 to 5 mph.

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 92. Heat index values as high as 101. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 92 °F

    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 72. South wind 6 to 8 mph.

    Low: 72 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly before 7am. Mostly sunny, with a high near 90. Heat index values as high as 100. South wind 6 to 9 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68. Southwest wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 72. South southwest wind 3 to 5 mph.
Sunday
Sunny, with a high near 92. Heat index values as high as 101. South wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 72. South wind 6 to 8 mph.
Monday
A 30 percent chance of showers and thunderstorms, mainly before 7am. Mostly sunny, with a high near 90. Heat index values as high as 100. South wind 6 to 9 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
Mostly clear, with a low around 63.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 60.
Friday
Sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Atlantic IA
 41.39°N 95°W
Last Update:
3:51 am CDT Aug 17, 2025
Forecast Valid:
3am CDT Aug 17, 2025-6pm CDT Aug 23, 2025
 
Forecast Discussion
 
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Additional Resources

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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