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

Hazardous Weather Conditions

Current conditions at

Decorah (KDEH)

Lat: 43.28°NLon: 91.73°WElev: 1158ft.

Light Rain

48°F

9°C

Humidity 94%
Wind Speed SE 14 G 30 mph
Barometer 30.14 in
Dewpoint 46°F (8°C)
Visibility 3.00 mi
Wind Chill42°F (6°C)
Last update 20 Apr 11:55 am CDT
Extended Forecast for

Dorchester IA

  • This Afternoon

    This Afternoon: Showers, with thunderstorms also possible after 5pm. High near 54. East wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 54 °F

    Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Patchy fog between midnight and 5am. Low around 40. East wind 9 to 13 mph becoming north after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 40 °F

    Showers and
    Patchy Fog

  • Monday

    Monday: A 30 percent chance of showers before 10am. Patchy fog between 8am and 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 55. Northwest wind 10 to 15 mph, with gusts as high as 28 mph.

    High: 55 °F

    Chance
    Showers and
    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming clear, with a low around 35. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 35 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Showers likely before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers likely after 4pm. Mostly cloudy, with a high near 61. Calm wind becoming southeast 5 to 9 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 61 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers before 1am. Partly cloudy, with a low around 44. Southeast wind around 6 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 71. Calm wind becoming south around 6 mph in the afternoon.

    High: 71 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 48. Light east wind. Chance of precipitation is 40%.

    Low: 48 °F

    Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 66. Northeast wind 3 to 8 mph.

    High: 66 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Showers, with thunderstorms also possible after 5pm. High near 54. East wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and possibly a thunderstorm. Patchy fog between midnight and 5am. Low around 40. East wind 9 to 13 mph becoming north after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Monday
A 30 percent chance of showers before 10am. Patchy fog between 8am and 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 55. Northwest wind 10 to 15 mph, with gusts as high as 28 mph.
Monday Night
Mostly cloudy, then gradually becoming clear, with a low around 35. Northwest wind 5 to 7 mph becoming calm in the evening.
Tuesday
Showers likely before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers likely after 4pm. Mostly cloudy, with a high near 61. Calm wind becoming southeast 5 to 9 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A 40 percent chance of showers before 1am. Partly cloudy, with a low around 44. Southeast wind around 6 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 71. Calm wind becoming south around 6 mph in the afternoon.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 48. Light east wind. Chance of precipitation is 40%.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 66. Northeast wind 3 to 8 mph.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 46. North wind around 6 mph. Chance of precipitation is 50%.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 64. North wind 6 to 9 mph.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 40. Northeast wind 5 to 7 mph.
Saturday
Mostly sunny, with a high near 64. East wind 5 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dorchester IA
 43.45°N 91.52°W
Last Update:
11:59 am CDT Apr 20, 2025
Forecast Valid:
12pm CDT Apr 20, 2025-6pm CDT Apr 26, 2025
 
Forecast Discussion
 
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Additional Resources

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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