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

Hazardous Weather Conditions

Current conditions at

Aberdeen, Aberdeen Regional Airport (KABR)

Lat: 45.44°NLon: 98.41°WElev: 1299ft.

Fair

48°F

9°C

Humidity 54%
Wind Speed NE 17 mph
Barometer 29.80 in (1008.9 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 17 May 2:53 am CDT
Extended Forecast for

Westport SD

  • Overnight

    Overnight: Cloudy, with a steady temperature around 46. East northeast wind around 17 mph.

    Low: 46 °F

    Cloudy

  • Sunday

    Sunday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1pm. High near 57. East wind 15 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 57 °F

    Showers
    Likely then
    Showers

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 7pm, then a slight chance of showers between 7pm and 8pm. Cloudy, with a low around 37. North northwest wind 16 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 37 °F

    Showers
    Likely then
    Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Cloudy, with a high near 53. Breezy, with a north wind 18 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 53 °F

    Breezy.
    Cloudy then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers, mainly before 1am. Low around 34. North northwest wind around 18 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Showers

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 53. North northwest wind 15 to 18 mph, with gusts as high as 31 mph.

    High: 53 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Widespread frost, mainly after 5am. Otherwise, partly cloudy, with a low around 31. North northwest wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.

    Low: 31 °F

    Partly Cloudy
    then Frost

  • Wednesday

    Wednesday: Areas of frost before 8am. Otherwise, mostly sunny, with a high near 65. South southeast wind 5 to 10 mph.

    High: 65 °F

    Areas Frost
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 41. South southeast wind 10 to 13 mph, with gusts as high as 22 mph.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Overnight
Cloudy, with a steady temperature around 46. East northeast wind around 17 mph.
Sunday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1pm. High near 57. East wind 15 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers likely and possibly a thunderstorm before 7pm, then a slight chance of showers between 7pm and 8pm. Cloudy, with a low around 37. North northwest wind 16 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Cloudy, with a high near 53. Breezy, with a north wind 18 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers, mainly before 1am. Low around 34. North northwest wind around 18 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Mostly cloudy, with a high near 53. North northwest wind 15 to 18 mph, with gusts as high as 31 mph.
Tuesday Night
Widespread frost, mainly after 5am. Otherwise, partly cloudy, with a low around 31. North northwest wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.
Wednesday
Areas of frost before 8am. Otherwise, mostly sunny, with a high near 65. South southeast wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 41. South southeast wind 10 to 13 mph, with gusts as high as 22 mph.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 69. Breezy. Chance of precipitation is 30%.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 41. Chance of precipitation is 20%.
Friday
A chance of showers. Partly sunny, with a high near 71. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 45. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 75. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Westport SD
 45.66°N 98.5°W (Elev. 1342 ft)
Last Update:
2:57 am CDT May 17, 2026
Forecast Valid:
3am CDT May 17, 2026-6pm CDT May 23, 2026
 
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