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Portsmouth, IA
 32° 
Last Updated on Apr 19 2024, 1:35 am CDT
Current ConditionsFair
Relative Humidity80%
WindCalm
Pressure30.23 mb
Dewpoint26.6 F (-3.0 C)
Visibility10.00 miles

7-Day Forecast

Today
Frost then Sunny and Breezy
High: 54°
Widespread frost before 9am.
Otherwise, sunny with a high near 54.
Breezy with a light west wind becoming
west northwest 15 to 20 mph in the morning.
Winds could gust as high as 26 mph.


Tonight
Decreasing Clouds
Low: 28°
Mostly cloudy,
then gradually becoming clear with a low around 28.
Northwest wind 9 to 15 mph
with gusts as high as 22 mph.


Saturday
Sunny
High: 50°
Sunny with a high near 50.
Northwest wind 9 to 14 mph
with gusts as high as 20 mph.


Saturday Night
Partly Cloudy then Frost
Low: 28°
Widespread frost after 2am.
Otherwise, mostly cloudy,
then gradually becoming clear with a low around 28.
West northwest wind 6 to 10 mph.


Sunday
Frost then Sunny
High: 59°
Widespread frost before 9am.
Otherwise, sunny with a high near 59.
West northwest wind 5 to 10 mph.


Sunday Night
Mostly Clear
Low: 37°
Mostly clear with a low around 37.
West wind 6 to 13 mph becoming
south after midnight.
Winds could gust as high as 20 mph.


Monday
Chance Showers and Breezy
High: 67°
A 40% chance of showers.
Mostly cloudy with a high near 67.
Breezy with a south wind 18 to 23 mph
with gusts as high as 37 mph.


Monday Night
Chance Showers and Breezy
Low: 44°
A chance of showers and thunderstorms.
Mostly cloudy with a low around 44.
Breezy with a southwest wind 14 to 22 mph becoming
west northwest after midnight.
Winds could gust as high as 31 mph.


Tuesday
Mostly Sunny then Mostly Sunny and Breezy
High: 62°
Mostly sunny with a high near 62.
Breezy with a west northwest wind 15 to 20 mph
with gusts as high as 30 mph.


Tuesday Night
Mostly Clear and Breezy then Mostly Clear
Low: 34°
Mostly clear with a low around 34.
Breezy with a north northwest wind 10 to 18 mph becoming
east northeast after midnight.
Winds could gust as high as 26 mph.


Wednesday
Mostly Sunny
High: 63°
Mostly sunny with a high near 63.
Southeast wind 10 to 13 mph
with gusts as high as 18 mph.


Wednesday Night
Chance Showers
Low: 42°
A chance of showers.
Mostly cloudy with a low around 42.
Southeast wind 11 to 16 mph
with gusts as high as 23 mph.


Thursday
Chance Showers and Breezy
High: 62°
A chance of showers and thunderstorms.
Mostly cloudy with a high near 62.
Breezy with a southeast wind 16 to 22 mph
with gusts as high as 32 mph.


Source: National Weather Service








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