HARLAN, IA 51537 Weather Forecast & Current Conditions

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51537 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
HARLAN, IA Current Weather
7:35 AM CDT AUG 28, 2026
Clear Mist 57°F
Feels Like:	57°F
Dewpoint:	57°F
Rel. Hum.:	100%
Visibility:	6 miles
Wind:	Calm
Pressure:	30.15 inches
Last 72 hours
Local Area Snow Depth
Iowa Current Weather
Iowa MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

51537 WEATHER FORECAST
10-Day model forecast maps 2026 Hurricanes	HARLAN, IA 51537 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TODAY
Mostly sunny. Highs in the lower 80s. South winds 5 to 10 mph.

TONIGHT
Partly cloudy in the evening, then mostly cloudy with a slight chance of showers and thunderstorms after midnight. Warmer with lows in the upper 60s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.

SATURDAY
Partly sunny with a slight chance of showers and thunderstorms in the morning, then sunny in the afternoon. Highs around 90. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 20 percent.

SATURDAY NIGHT
Mostly clear in the evening, then becoming mostly cloudy. Lows in the mid 70s. South winds 10 to 15 mph with gusts up to 25 mph.

SUNDAY
Mostly sunny. Humid with highs in the lower 90s. South winds 10 to 15 mph with gusts up to 25 mph.

SUNDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 70s.

MONDAY
Partly sunny with a slight chance of showers and thunderstorms. Highs around 90. Chance of rain 20 percent.

MONDAY NIGHT
Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows around 70. Chance of rain 30 percent.

TUESDAY
Mostly sunny with a slight chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 20 percent.

TUESDAY NIGHT
Partly cloudy with a slight chance of thunderstorms. A chance of showers, mainly in the evening. Lows around 70. Chance of rain 30 percent.

WEDNESDAY
Mostly sunny. Highs in the lower 90s.

WEDNESDAY NIGHT
Mostly clear in the evening, then partly cloudy with a chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 30 percent.

THURSDAY
Mostly sunny. Highs in the lower 90s.

51537 WEATHER SATELLITE LOOPS

Visible Weather Satellite
HARLAN, IA 51537

Infrared Weather Satellite
HARLAN, IA 51537

51537 WEATHER RADAR LOOP

NEXRAD Weather Radar
HARLAN, IA 51537

MOS COMPUTER WEATHER FORECAST

HARLAN, IA 3 hourly weather forecast

weather forecast created 5:00 PM PDT 8/27/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Friday
28 AUG 2026

1 AM

62°

63°

Partly Cloudy

2%

0% Thunder
( 4% severe)

CALM

87%

58°

Low 58°

4 AM

60°

61°

Partly Cloudy

CALM

93%

58°

High 84°

7 AM

59°

60°

Partly Cloudy

5%

0% Thunder
( 3% severe)

CALM

96%

58°

Partly Cloudy

10 AM

73°

73°

Partly Cloudy

S 7

68%

62°

1 PM

81°

82°

Partly Cloudy

5%

0% Thunder
( 7% severe)

S 10

53%

62°

4 PM

84°

85°

Partly Cloudy

S 12

48%

62°

7 PM

80°

81°

Partly Cloudy

3%

0% Thunder
( 11% severe)

SSE 9

54%

62°

10 PM

73°

73°

Partly Cloudy

SSE 12

59%

58°

Saturday
29 AUG 2026

1 AM

71°

71°

Mostly Cloudy

21%
RAIN
.25–.5 in

0% Thunder
( 25% severe)

S 13

63%

58°

Low 68°

4 AM

70°

70°

Mostly Cloudy

S 15

66%

58°

High 89°

7 AM

68°

68°

Mostly Cloudy

50%
RAIN
***

0% Thunder
( 28% severe)

SE 15

73%

59°

Mostly Cloudy

Chance of Rain

Breezy

10 AM

73°

73°

Mostly Cloudy

S 17

66%

61°

1 PM

82°

84°

Partly Cloudy

0%

0% Thunder
( 16% severe)

S 20

55%

64°

4 PM

89°

92°

Partly Cloudy

SSW 18

48%

67°

7 PM

86°

88°

Partly Cloudy

1%

0% Thunder
( 13% severe)

S 14

51%

66°

10 PM

79°

81°

Partly Cloudy

S 14

60%

64°


HARLAN, IA extended weather forecast
Sunday 30 AUG 2026	Monday 31 AUG 2026	Tuesday 1 SEP 2026	Wednesday 2 SEP 2026	Thursday 3 SEP 2026
Low 73°	Low 68°	Low 66°	Low 67°	Low 64°
High 98°	High 91°	High 90°	High 88°	High 91°

Partly Cloudy 22% Rain	Mostly Cloudy 38% Rain	Partly Cloudy 26% Rain	Partly Cloudy 23% Rain	Partly Cloudy 20% Rain

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