HARLAN, IA 51537 Weather Forecast & Current Conditions

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HARLAN, IA
Current Weather

5:35 AM CST JAN 22, 2026
Clear
7°F
Feels Like: 7°F
Dewpoint: 3°F
Rel. Hum.: 81%
Visibility: 10 miles
Wind: Calm
Pressure: 30.24 inches
Last 72 hours

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HARLAN, IA 51537
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Partly cloudy early, then becoming mostly cloudy. Cooler with highs in the upper 20s. West winds around 5 mph, increasing to 10 to 15 mph this morning, then becoming northwest with gusts up to 25 mph this afternoon.
TONIGHT
Partly cloudy. Much colder with lows around 9 below. North winds around 15 mph with gusts up to 25 mph. Wind chill values as low as 28 below.
FRIDAY
Partly sunny in the morning, then becoming mostly cloudy. Much colder with highs around 1 above. North winds 10 to 15 mph. Wind chill values as low as 30 below.
FRIDAY NIGHT
Cloudy. A slight chance of snow in the evening, then a chance of snow after midnight. Light snow accumulation possible. Cold with lows around 8 below. Northeast winds around 5 mph. Chance of snow 50 percent.
SATURDAY
Mostly cloudy. A chance of snow, mainly in the morning. Little or no additional snow accumulation. Cold with highs around 5 above. East winds around 5 mph. Chance of snow 40 percent.
SATURDAY NIGHT
Mostly cloudy. A slight chance of snow in the evening. Cold with lows around 5 below. Chance of snow 20 percent.
SUNDAY
Mostly sunny. Highs around 10 above.
SUNDAY NIGHT
Partly cloudy in the evening, then clearing. Cold with lows around 5 below.
MONDAY
Sunny. Not as cool with highs in the lower 20s. Wind chill values as low as 15 below in the morning.
MONDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Not as cold with lows around 10 above. Wind chill values as low as zero.
TUESDAY
Mostly sunny. Highs in the upper 20s. Wind chill values as low as zero in the morning.
TUESDAY NIGHT
Partly cloudy. Cold with lows around 10 above.
WEDNESDAY
Mostly sunny. Highs in the mid 20s. Wind chill values as low as zero in the morning.

Visible Weather Satellite
HARLAN, IA 51537
Infrared Weather Satellite
HARLAN, IA 51537
NEXRAD Weather Radar
HARLAN, IA 51537

HARLAN, IA 3 hourly weather forecast

weather forecast created  4:00 PM PST  1/21/2026
Thursday
22 JAN 2026
HARLAN, IA 51537 weather forecast Day 1, 0 hours 12 AM 16° Clear 0%

0% Thunder
( 0% severe)
W   5 67%
Low 13° HARLAN, IA 51537 weather forecast Day 1, 3 hours 3 AM 14° Partly Cloudy WSW   5 74%
High 28° HARLAN, IA 51537 weather forecast Day 1, 6 hours 6 AM 14° Partly Cloudy 5%

0% Thunder
( 0% severe)
W   5 74%

Mostly Cloudy



HARLAN, IA 51537 weather forecast Day 1, 9 hours 9 AM 18° Mostly Cloudy W   9 67% 10°
HARLAN, IA 51537 weather forecast Day 1, 12 hours 12 PM 27° 15° Mostly Cloudy 5%

0% Thunder
( 0% severe)
WNW   15 44% 10°
HARLAN, IA 51537 weather forecast Day 1, 15 hours 3 PM 26° 13° Partly Cloudy NW   16 42%
HARLAN, IA 51537 weather forecast Day 1, 18 hours 6 PM 17° Partly Cloudy 0%

0% Thunder
( 0% severe)
N   14 49%
HARLAN, IA 51537 weather forecast Day 1, 21 hours 9 PM -7° Partly Cloudy N   14 50% -4°
Friday
23 JAN 2026
HARLAN, IA 51537 weather forecast Day 2, 0 hours 12 AM -15° Partly Cloudy 1%

0% Thunder
( 0% severe)
N   14 49% -10°
Low -10° HARLAN, IA 51537 weather forecast Day 2, 3 hours 3 AM -3° -23° Mostly Cloudy N   15 52% -15°
High 0° HARLAN, IA 51537 weather forecast Day 2, 6 hours 6 AM -7° -28° Mostly Cloudy 1%

0% Thunder
( 0% severe)
N   14 46% -21°

Mostly Cloudy



HARLAN, IA 51537 weather forecast Day 2, 9 hours 9 AM -8° -28° Mostly Cloudy N   13 46% -22°
HARLAN, IA 51537 weather forecast Day 2, 12 hours 12 PM -4° -22° Mostly Cloudy 1%

0% Thunder
( 0% severe)
N   12 37% -22°
HARLAN, IA 51537 weather forecast Day 2, 15 hours 3 PM -16° Mostly Cloudy NNE   10 31% -21°
HARLAN, IA 51537 weather forecast Day 2, 18 hours 6 PM -2° -17° Mostly Cloudy 15%
SNOW
<.1 in
0% Thunder
( 0% severe)
NE   8 37% -20°
HARLAN, IA 51537 weather forecast Day 2, 21 hours 9 PM -4° -16° Mostly Cloudy NE   6 46% -18°

HARLAN, IA extended weather forecast

Saturday
24 JAN 2026
Sunday
25 JAN 2026
Monday
26 JAN 2026
Tuesday
27 JAN 2026
Wednesday
28 JAN 2026
Low -6° Low 0° Low 0° Low 12° Low 10°
High 7° High 13° High 23° High 23° High 17°
HARLAN, IA 51537 weather forecast Day 3 HARLAN, IA 51537 weather forecast Day 4 HARLAN, IA 51537 weather forecast Day 5 HARLAN, IA 51537 weather forecast Day 6 HARLAN, IA 51537 weather forecast Day 7
Overcast
34% Snow
Partly Cloudy
11% Snow
Partly Cloudy
11% Snow
Partly Cloudy
9% Snow
Mostly Cloudy
12% Snow
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