PORTSMOUTH, IA 51565 Weather Forecast & Current Conditions

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51565 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
HARLAN, IA Current Weather
12:35 AM CDT JUN 9, 2026
Clear 75°F
Feels Like:	75°F
Dewpoint:	72°F
Rel. Hum.:	90%
Visibility:	10 miles
Wind:	Calm
Pressure:	29.92 inches
Last 72 hours
Local Area Snow Depth
Iowa Current Weather
Iowa MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

51565 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	PORTSMOUTH, IA 51565 Weather Forecast	Snowfall Forecast pages Snow Depth pages

REST OF TONIGHT
Mostly cloudy. Lows in the upper 60s. South winds around 5 mph.

TUESDAY
Mostly sunny. Humid with highs in the lower 90s. South winds 10 to 15 mph. Heat index values up to 100 in the afternoon.

TUESDAY NIGHT
Partly cloudy with a chance of showers and thunderstorms. Humid with lows in the mid 70s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 40 percent.

WEDNESDAY
Mostly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Humid with highs in the lower 90s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50 percent.

WEDNESDAY NIGHT
Mostly clear in the evening, then partly cloudy with showers likely with a chance of thunderstorms after midnight. Cooler. Less humid with lows in the lower 60s. West winds 5 to 10 mph with gusts up to 20 mph, becoming southeast after midnight. Chance of rain 70 percent.

THURSDAY
Showers likely with a chance of thunderstorms in the morning, then a slight chance of showers and thunderstorms in the afternoon. Not as warm with highs around 80. Chance of rain 70 percent.

THURSDAY NIGHT
Mostly clear. Lows in the upper 50s.

FRIDAY
Sunny. Highs in the mid 80s.

FRIDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s.

SATURDAY
Mostly sunny with a chance of showers and thunderstorms. Highs in the mid 80s. Chance of rain 40 percent.

SATURDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. A chance of showers and thunderstorms. Lows in the upper 50s. Chance of rain 40 percent.

SUNDAY
Partly sunny with a 20 percent chance of showers. Highs in the upper 70s.

SUNDAY NIGHT
Mostly cloudy with a slight chance of showers and thunderstorms. Lows in the mid 50s. Chance of rain 20 percent.

51565 WEATHER SATELLITE LOOPS

Visible Weather Satellite
PORTSMOUTH, IA 51565

Infrared Weather Satellite
PORTSMOUTH, IA 51565

51565 WEATHER RADAR LOOP

NEXRAD Weather Radar
PORTSMOUTH, IA 51565

MOS COMPUTER WEATHER FORECAST

HARLAN, IA 3 hourly weather forecast

weather forecast created 5:00 PM PDT 6/ 8/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Tuesday
9 JUN 2026

1 AM

72°

72°

Mostly Cloudy

15%
RAIN
.01–.1 in

0% Thunder
( 26% severe)

CALM

87%

68°

Low 68°

4 AM

69°

69°

Mostly Cloudy

CALM

97%

68°

High 91°

7 AM

70°

70°

Mostly Cloudy

9%

0% Thunder
( 19% severe)

SE 5

100%

70°

Partly Cloudy

10 AM

81°

86°

Partly Cloudy

S 10

79%

74°

1 PM

86°

94°

Partly Cloudy

6%

0% Thunder
( 20% severe)

S 15

68%

74°

4 PM

90°

100°

Partly Cloudy

S 18

60%

74°

7 PM

90°

101°

Partly Cloudy

20%
RAIN
.5–1 in

0% Thunder
( 40% severe)

SSE 17

62%

75°

10 PM

81°

85°

Mostly Cloudy

SSE 18

74%

72°

Wednesday
10 JUN 2026

1 AM

79°

82°

Mostly Cloudy

13%
RAIN
<.01 in

0% Thunder
( 33% severe)

S 17

74%

70°

Low 75°

4 AM

77°

79°

Partly Cloudy

S 17

76%

69°

High 91°

7 AM

75°

75°

Partly Cloudy

11%
RAIN
<.01 in

0% Thunder
( 33% severe)

S 17

82%

69°

Partly Cloudy

Chance of Rain

Breezy

10 AM

83°

88°

Partly Cloudy

S 21

70%

72°

1 PM

88°

93°

Partly Cloudy

37%
RAIN
.1–.25 in

0% Thunder
( 29% severe)

SSW 20

55%

70°

4 PM

91°

93°

Partly Cloudy

SW 15

41%

64°

7 PM

87°

87°

Clear

7%

0% Thunder
( 12% severe)

W 9

42%

61°

10 PM

75°

75°

Clear

WNW 3

52%

56°


HARLAN, IA extended weather forecast
Thursday 11 JUN 2026	Friday 12 JUN 2026	Saturday 13 JUN 2026	Sunday 14 JUN 2026	Monday 15 JUN 2026
Low 66°	Low 54°	Low 60°	Low 60°	Low 55°
High 80°	High 79°	High 81°	High 71°	High 70°

Overcast 63% Rain	Clear 7% Rain	Partly Cloudy 29% Rain	Overcast 56% Rain	Partly Cloudy 35% Rain

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