Portsmouth, Iowa Weather
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Weather Forecast for Portsmouth, Iowa : Shelby County
Issued: 1:46 am CDT Apr 20, 2024 Latitude: 41.6502669 Longitude: -95.5186142 View on Google Maps

MouseOver for Detail Forecast
Overnight Saturday Sunday Monday Tuesday Wednesday Thursday Friday
Mostly Clear on Overnight Increasing Clouds on Saturday Sunny on Sunday 20% chance of  on Monday 10% chance of rain on Tuesday Mostly Sunny on Wednesday 20% chance of thunderstorms on Thursday Thunderstorms on Friday
Low: 28°F High: 50°F High: 60°F High: 69°F High: 63°F High: 63°F High: 63°F High: 66°F
Low: 28°F Low: 37°F Low: 45°F Low: 36°F Low: 44°F Low: 47°F  
Mostly Clear Increasing Clouds Sunny Partly Sunny Rain Mostly Sunny Thunderstorms Thunderstorms
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Current Conditions at
HARLAN - (KHNR)
32°
Clear
as of 1:55 AM CDST
Rel. Humidity: 68%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 30.35 in.
Flight Rule: VFR
Wind Data
8 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
DENISON - (KDNS)
32°
Feels like 23°F
Clear
as of 1:55 AM CDST
Rel. Humidity: 74%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.35 in.
Flight Rule: VFR
Wind Data
10 MPH
300° Northwest
Cloud Level(s): Clear
Current Conditions at
COUNCIL BLUFFS - (KCBF)
37°
Clear
as of 1:55 AM CDST
Rel. Humidity: 55%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 30.34 in.
Flight Rule: VFR
Wind Data
8 MPH
320° Northwest
Cloud Level(s): Clear
Current Conditions at
ATLANTIC - (KAIO)
34°
Clear
as of 1:55 AM CDST
Rel. Humidity: 69%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.34 in.
Flight Rule: VFR
Wind Data
8 MPH
320° Northwest
Cloud Level(s): Clear
Mostly Clear on Overnight Overnight... Mostly clear, with a low around 28. Northwest wind around 8 mph, with gusts as high as 16 mph.

Increasing Clouds on Saturday Saturday... Increasing clouds, with a high near 50. Northwest wind 8 to 14 mph, with gusts as high as 21 mph.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, then gradually becoming clear, with a low around 28. Northwest wind 6 to 11 mph becoming light west northwest after midnight. Winds could gust as high as 18 mph.

Sunny on Sunday Sunday... Sunny, with a high near 60. West northwest wind 5 to 10 mph.

Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 37. West southwest wind 6 to 10 mph becoming south in the evening.

20% chance of  Monday Monday... A 20 percent chance of showers. Partly sunny, with a high near 69. Windy, with a south wind 15 to 20 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 38 mph.

50% chance of thunderstorms Monday Night Monday Night... A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 45. Breezy, with a southwest wind 14 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 50%.

10% chance of rain Tuesday Tuesday... A slight chance of showers before 1pm. Mostly sunny, with a high near 63. Breezy, with a northwest wind 15 to 18 mph, with gusts as high as 29 mph.

Mostly Clear on Tuesday Night Tuesday Night... Areas of frost after 5am. Otherwise, mostly clear, with a low around 36. North wind 8 to 17 mph, with gusts as high as 26 mph.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 63. North northeast wind 9 to 11 mph becoming southeast in the afternoon. Winds could gust as high as 17 mph.

20% chance of rain Wednesday Night Wednesday Night... A chance of showers. Mostly cloudy, with a low around 44. Southeast wind 10 to 13 mph, with gusts as high as 20 mph.

20% chance of thunderstorms Thursday Thursday... A chance of showers and thunderstorms. Mostly cloudy, with a high near 63. Breezy, with a southeast wind 15 to 21 mph, with gusts as high as 31 mph.

Thunderstorms on Thursday Night Thursday Night... Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 47. Breezy, with a southeast wind around 21 mph, with gusts as high as 31 mph.

Thunderstorms on Friday Friday... Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 66. Breezy, with a southeast wind around 20 mph, with gusts as high as 30 mph.

Current Radar Image


Sun Almanac for Portsmouth, Iowa
Sunrise: 06:33 AM
Sunset: 8:09 PM
Civil Sunrise:06:04 AM
Civil Sunset: 8:38 PM
Nautical Sunrise: 05:28 AM
Nautical Sunset: 9:13 PM
Astro Sunrise: 04:51 AM
Astro Sunset: 9:51 PM
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