Hazardous Weather Conditions

Current conditions at

Harlan, Harlan Municipal Airport (KHNR)

Lat: 41.58°NLon: 95.34°WElev: 1230ft.

Fog/Mist

52°F

11°C

Humidity 100%
Wind Speed Calm
Barometer 29.75 in
Dewpoint 52°F (11°C)
Visibility 2.50 mi
Last update 6 Mar 1:55 am CST
Extended Forecast for

Portsmouth IA

  • Overnight

    Overnight: Rain and possibly a thunderstorm.  Patchy fog. Steady temperature around 51. South southeast wind 9 to 14 mph, with gusts as high as 21 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Rain and
    Patchy Fog

  • Friday

    Friday: Rain and thunderstorms before 4pm, then rain and possibly a thunderstorm, mainly after 4pm.  Patchy fog before 9am. High near 65. South southeast wind 9 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Rain and
    Patchy Fog

  • Friday Night

    Friday Night: Rain and thunderstorms before midnight, then a slight chance of rain between midnight and 1am.  Low around 30. Blustery, with a northwest wind 13 to 18 mph, with gusts as high as 26 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 30 °F

    Rain then
    Slight Chance
    Rain and
    Blustery

  • Saturday

    Saturday: Mostly cloudy through mid morning, then gradual clearing, with a high near 49. Northwest wind 8 to 15 mph, with gusts as high as 23 mph.

    High: 49 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 34. South southwest wind 5 to 11 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64. Southwest wind 10 to 16 mph, with gusts as high as 24 mph.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 65. Southwest wind 8 to 10 mph becoming north northeast in the afternoon. Winds could gust as high as 16 mph.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38. North northeast wind 7 to 13 mph becoming east after midnight. Winds could gust as high as 20 mph.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Overnight
Rain and possibly a thunderstorm. Patchy fog. Steady temperature around 51. South southeast wind 9 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Rain and thunderstorms before 4pm, then rain and possibly a thunderstorm, mainly after 4pm. Patchy fog before 9am. High near 65. South southeast wind 9 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Rain and thunderstorms before midnight, then a slight chance of rain between midnight and 1am. Low around 30. Blustery, with a northwest wind 13 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly cloudy through mid morning, then gradual clearing, with a high near 49. Northwest wind 8 to 15 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around 34. South southwest wind 5 to 11 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 64. Southwest wind 10 to 16 mph, with gusts as high as 24 mph.
Sunday Night
Mostly clear, with a low around 43. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.
Monday
Sunny, with a high near 65. Southwest wind 8 to 10 mph becoming north northeast in the afternoon. Winds could gust as high as 16 mph.
Monday Night
Mostly clear, with a low around 38. North northeast wind 7 to 13 mph becoming east after midnight. Winds could gust as high as 20 mph.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 62. East wind 13 to 16 mph, with gusts as high as 23 mph.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 35. North northeast wind around 14 mph, with gusts as high as 22 mph.
Wednesday
Mostly sunny, with a high near 53. North wind 11 to 16 mph, with gusts as high as 24 mph.
Wednesday Night
Mostly clear, with a low around 30. North northwest wind 7 to 10 mph becoming south southeast after midnight. Winds could gust as high as 17 mph.
Thursday
Mostly sunny, with a high near 58. Breezy, with a south southeast wind 11 to 20 mph becoming southwest in the afternoon. Winds could gust as high as 26 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Portsmouth IA
 41.65°N 95.5°W (Elev. 1319 ft)
1:57 am CST Mar 6, 2026
2am CST Mar 6, 2026-6pm CDT Mar 12, 2026
 
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