| National Weather Service Forecast for:
Mason City IA Issued by: National Weather Service Des Moines, IA |
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| Updated: 6:47 am CST Dec 22, 2025 | ||||||||||||||||||
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| Today |
Partly sunny, with a high near 39. South wind 7 to 10 mph. |
| Tonight |
Mostly cloudy, with a low around 28. South wind 5 to 7 mph becoming northwest after midnight. |
| Tuesday |
Patchy fog before 10am. Otherwise, partly sunny, with a high near 35. Northwest wind around 6 mph becoming calm in the afternoon. |
| Tuesday Night |
Mostly cloudy, with a steady temperature around 27. Calm wind becoming southeast 5 to 7 mph after midnight. |
| Wednesday |
Cloudy, with a high near 37. Southeast wind 3 to 7 mph. |
| Wednesday Night |
Cloudy, with a low around 34. |
| Christmas Day |
Mostly cloudy, with a high near 43. |
| Thursday Night |
Mostly cloudy, with a low around 30. |
| Friday |
Mostly sunny, with a high near 38. |
| Friday Night |
Mostly cloudy, with a low around 28. |
| Saturday |
Partly sunny, with a high near 40. |
| Saturday Night |
Mostly cloudy, with a low around 16. |
| Sunday |
Partly sunny, with a high near 27. |
Forecast from NOAA-NWS for Mason City IA.
