Current conditions at

Decorah (KDEH)

Lat: 43.28°NLon: 91.73°WElev: 1158ft.

A Few Clouds

75°F

24°C

Humidity 41%
Wind Speed NW 8 G 16 mph
Barometer 30.08 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 22 Jun 3:55 pm CDT
Extended Forecast for

Saint Lucas IA

  • Tonight

    Tonight: Partly cloudy, with a low around 55. North wind around 5 mph becoming calm  in the evening.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 77. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 77 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 10pm, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 61. South wind 6 to 8 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 77. West wind 8 to 13 mph.

    High: 77 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56. Northwest wind 5 to 9 mph becoming light.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 74. Northwest wind 6 to 8 mph.

    High: 74 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. North wind around 6 mph becoming calm  in the evening.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 75. East wind 3 to 7 mph.

    High: 75 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am.  Mostly cloudy, with a low around 59. East wind 5 to 7 mph.

    Low: 59 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 55. North wind around 5 mph becoming calm in the evening.
Tuesday
Increasing clouds, with a high near 77. Calm wind becoming south 5 to 8 mph in the afternoon.
Tuesday Night
A slight chance of showers and thunderstorms before 10pm, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. South wind 6 to 8 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77. West wind 8 to 13 mph.
Wednesday Night
Partly cloudy, with a low around 56. Northwest wind 5 to 9 mph becoming light.
Thursday
Mostly sunny, with a high near 74. Northwest wind 6 to 8 mph.
Thursday Night
Mostly clear, with a low around 56. North wind around 6 mph becoming calm in the evening.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 75. East wind 3 to 7 mph.
Friday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 59. East wind 5 to 7 mph.
Saturday
Partly sunny, with a high near 79. Southeast wind 7 to 11 mph.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Breezy, with a southeast wind 13 to 16 mph, with gusts as high as 24 mph.
Sunday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Breezy, with a southeast wind 17 to 22 mph, with gusts as high as 31 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70. Breezy, with a south wind 15 to 22 mph.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. Breezy, with a south wind 14 to 20 mph, with gusts as high as 29 mph.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Saint Lucas IA
 43.06°N 91.92°W
1:26 pm CDT Jun 22, 2026
4pm CDT Jun 22, 2026-6pm CDT Jun 29, 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