HARLAN, IA 51537 Weather Forecast & Current Conditions

Enter ZIP code or City, State   
    


HARLAN, IA
Current Weather

4:55 AM CST JAN 18, 2026
Overcast
9°F
Feels Like: -5°F
Dewpoint: 1°F
Rel. Hum.: 65%
Visibility: 10 miles
Wind: S at 10 mph
Pressure: 29.99 inches
Last 72 hours

Local Area Snow Depth

Iowa Current Weather

Iowa MOS Forecast Weather


Weather Map


(Automated weather data from NWS/FAA)
10-Day model forecast maps
2025 Hurricanes

HARLAN, IA 51537
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Mostly cloudy. A chance of snow early, then a chance of flurries. Windy and not as cool with highs in the upper 20s. South winds around 10 mph with gusts up to 20 mph, increasing to southwest 20 to 25 mph with gusts up to 35 mph this morning, then becoming northwest 25 to 30 mph with gusts up to 45 mph this afternoon. Chance of snow 40 percent. Wind chill values as low as 7 below early this morning.
TONIGHT
Mostly cloudy in the evening, then clearing. Windy, cold with lows around 1 below. Northwest winds 20 to 30 mph with gusts up to 45 mph, diminishing to 15 to 20 mph with gusts up to 30 mph after midnight. Wind chill values as low as 18 below.
MARTIN LUTHER KING JR DAY
Mostly sunny. Cooler with highs around 16. Northwest winds 10 to 15 mph. Wind chill values as low as 20 below.
MONDAY NIGHT
Mostly cloudy in the evening, then clearing. Cold with lows around 4 above. Southwest winds around 5 mph.
TUESDAY
Mostly sunny in the morning, then becoming mostly cloudy. Not as cool with highs around 30. South winds 5 to 10 mph. Wind chill values as low as 3 below in the morning.
TUESDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. Not as cool with lows 15 to 20.
WEDNESDAY
Mostly sunny. Highs in the lower 30s.
WEDNESDAY NIGHT
Partly cloudy. Cold with lows around 10 above.
THURSDAY
Mostly sunny. Highs in the lower 30s.
THURSDAY NIGHT
Mostly cloudy. Lows 10 to 15.
FRIDAY
Mostly cloudy. Cooler with highs in the lower 20s.
FRIDAY NIGHT
Mostly cloudy. A slight chance of snow after midnight. Colder with lows around zero. Chance of snow 20 percent. Wind chill values as low as 15 below.
SATURDAY
Mostly cloudy with a 30 percent chance of snow. Much colder with highs around 10 above. Wind chill values as low as 15 below.

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  1/17/2026
Sunday
18 JAN 2026
HARLAN, IA 51537 weather forecast Day 1, 0 hours 12 AM -2° Mostly Cloudy 10%
RAIN
<.01 in
0% Thunder
( 0% severe)
WSW   3 62% -4°
Low 4° HARLAN, IA 51537 weather forecast Day 1, 3 hours 3 AM -8° Mostly Cloudy SSW   9 62% -3°
High 30° HARLAN, IA 51537 weather forecast Day 1, 6 hours 6 AM 10° -5° Mostly Cloudy 1%

0% Thunder
( 0% severe)
S   13 59%

Mostly Cloudy




Breezy
HARLAN, IA 51537 weather forecast Day 1, 9 hours 9 AM 16° Partly Cloudy SW   15 54%
HARLAN, IA 51537 weather forecast Day 1, 12 hours 12 PM 27° 13° Partly Cloudy 2%

0% Thunder
( 0% severe)
NW   22 52% 13°
HARLAN, IA 51537 weather forecast Day 1, 15 hours 3 PM 28° 14° Mostly Cloudy NW   24 52% 14°
HARLAN, IA 51537 weather forecast Day 1, 18 hours 6 PM 20° Mostly Cloudy 0%

0% Thunder
( 0% severe)
NNW   21 61% 10°
HARLAN, IA 51537 weather forecast Day 1, 21 hours 9 PM 13° -6° Partly Cloudy NNW   22 56%
Monday
19 JAN 2026
HARLAN, IA 51537 weather forecast Day 2, 0 hours 12 AM -11° Partly Cloudy 0%

0% Thunder
( 0% severe)
NNW   20 55% -3°
Low 0° HARLAN, IA 51537 weather forecast Day 2, 3 hours 3 AM -16° Partly Cloudy NNW   17 58% -6°
High 15° HARLAN, IA 51537 weather forecast Day 2, 6 hours 6 AM -16° Partly Cloudy 0%

0% Thunder
( 0% severe)
NW   14 61% -7°

Partly Cloudy



HARLAN, IA 51537 weather forecast Day 2, 9 hours 9 AM -14° Partly Cloudy NW   13 61% -6°
HARLAN, IA 51537 weather forecast Day 2, 12 hours 12 PM -7° Partly Cloudy 0%

0% Thunder
( 0% severe)
WNW   14 47% -5°
HARLAN, IA 51537 weather forecast Day 2, 15 hours 3 PM 15° Partly Cloudy W   13 35% -5°
HARLAN, IA 51537 weather forecast Day 2, 18 hours 6 PM 12° Partly Cloudy 4%

0% Thunder
( 0% severe)
W   6 45% -3°
HARLAN, IA 51537 weather forecast Day 2, 21 hours 9 PM 11° Mostly Cloudy SW   5 53% -1°

HARLAN, IA extended weather forecast

Tuesday
20 JAN 2026
Wednesday
21 JAN 2026
Thursday
22 JAN 2026
Friday
23 JAN 2026
Saturday
24 JAN 2026
Low 0° Low 16° Low 10° Low 18° Low 0°
High 26° High 29° High 31° High 26° High 4°
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
Partly Cloudy
4% Snow
Mostly Cloudy
24% Snow
Clear
7% Snow
Mostly Cloudy
14% Snow
Overcast
19% Snow
SELECT BOX EXAMPLES:
for LOCAL WEATHER:
SNOW DEPTH:
LOCAL WEATHER RADAR:
STATE WEATHER MAP:
Harlan, IA
Harlan, IA snow
Harlan, IA radar
IA map
-or-
-or-
-or-
 
51537
51537 snow
51537 radar
 
-or-
-or-
 
 
IA
IA snow
 
 
Copyright © 2024 WeatherStreet.com
Put our free WeatherStreet weather lookup on your web page.
Terms & Conditions