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September 2025 Climate Summary

Hazardous Weather Conditions

Current conditions at

Oelwein Municipal Airport (KOLZ)

Lat: 42.68°NLon: 91.98°WElev: 1070ft.

Fair

64°F

18°C

Humidity	94%
Wind Speed	S 8 mph
Barometer	30.05 in
Dewpoint	63°F (17°C)
Visibility	10.00 mi
Last update	4 Oct 4:55 am CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

4 Miles ENE Arlington IA

Today
High: 88 °F
Sunny and
Breezy
Tonight
Low: 62 °F
Mostly Clear
and Breezy
then Mostly
Clear
Sunday
High: 84 °F
Sunny and
Breezy
Sunday Night
Low: 55 °F
Chance
T-storms and
Breezy then
Showers
Likely
Monday
High: 64 °F
Showers
Likely
Monday Night
Low: 48 °F
Chance
Showers
Tuesday
High: 65 °F
Mostly Sunny
Tuesday Night
Low: 41 °F
Mostly Clear
Wednesday
High: 65 °F
Sunny

Detailed Forecast

Today

Sunny, with a high near 88. Breezy, with a south wind 9 to 14 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 30 mph.

Tonight

Mostly clear, with a low around 62. Breezy, with a south wind 14 to 16 mph, with gusts as high as 25 mph.

Sunday

Sunny, with a high near 84. Breezy, with a south wind 15 to 24 mph, with gusts as high as 33 mph.

Sunday Night

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 55. Breezy, with a south wind 10 to 17 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Monday

Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 64. North wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

Monday Night

A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 48. North wind 6 to 8 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday

Mostly sunny, with a high near 65. North wind 6 to 9 mph.

Tuesday Night

Mostly clear, with a low around 41. North wind 3 to 5 mph.

Wednesday

Sunny, with a high near 65. East wind 5 to 7 mph.

Wednesday Night

Mostly clear, with a low around 42. Southeast wind around 7 mph.

Thursday

Sunny, with a high near 66. South wind 7 to 11 mph.

Thursday Night

A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 50. South wind around 7 mph.