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

Harlan, Harlan Municipal Airport (KHNR)

Lat: 41.58°NLon: 95.34°WElev: 1230ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

2 Miles SE Portsmouth IA

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 63. South wind around 17 mph, with gusts as high as 28 mph.

    Low: 63 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms before 9am. Mostly cloudy through mid morning, then gradual clearing, with a high near 88. Windy, with a south southwest wind 6 to 11 mph becoming west northwest 20 to 25 mph in the afternoon. Winds could gust as high as 36 mph.

    High: 88 °F

    Slight Chance
    T-storms then
    Sunny and
    Windy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. Breezy, with a northwest wind 17 to 22 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 32 mph.

    Low: 56 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 77. Northwest wind 8 to 10 mph, with gusts as high as 16 mph.

    High: 77 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53. North northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 53 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 82. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 62. South southwest wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms. Partly sunny, with a high near 83. Southeast wind 5 to 10 mph.

    High: 83 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Mostly cloudy, with a low around 63. East wind 10 to 13 mph, with gusts as high as 20 mph.

    Low: 63 °F

    Showers

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 63. South wind around 17 mph, with gusts as high as 28 mph.
Wednesday
A 20 percent chance of showers and thunderstorms before 9am. Mostly cloudy through mid morning, then gradual clearing, with a high near 88. Windy, with a south southwest wind 6 to 11 mph becoming west northwest 20 to 25 mph in the afternoon. Winds could gust as high as 36 mph.
Wednesday Night
Mostly clear, with a low around 56. Breezy, with a northwest wind 17 to 22 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 32 mph.
Thursday
Mostly sunny, with a high near 77. Northwest wind 8 to 10 mph, with gusts as high as 16 mph.
Thursday Night
Mostly clear, with a low around 53. North northwest wind 5 to 7 mph becoming calm in the evening.
Juneteenth
Mostly sunny, with a high near 82. Calm wind becoming west 5 to 8 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 62. South southwest wind around 5 mph becoming calm in the evening.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 83. Southeast wind 5 to 10 mph.
Saturday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 63. East wind 10 to 13 mph, with gusts as high as 20 mph.
Sunday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 77. East northeast wind around 15 mph, with gusts as high as 23 mph.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 58. Northeast wind 8 to 13 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 77. East northeast wind around 8 mph.
Monday Night
Partly cloudy, with a low around 57. East wind around 6 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 79. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Portsmouth IA
 41.63°N 95.5°W (Elev. 1296 ft)
Last Update:
11:36 pm CDT Jun 16, 2026
Forecast Valid:
12am CDT Jun 17, 2026-6pm CDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

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