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National Weather Service Flood Inundation Mapping Available for Iowa

Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Fair

30°F

-1°C

Humidity	88%
Wind Speed	NW 8 mph
Barometer	30.15 in (1021.9 mb)
Dewpoint	27°F (-3°C)
Visibility	10.00 mi
Wind Chill	22°F (-6°C)
Last update	9 Jan 8:53 pm CST

More Information:

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

Extended Forecast for

Thornton IA

Tonight
Low: 24 °F
Slight Chance
Snow
Saturday
High: 28 °F
Slight Chance
Snow and
Windy
Saturday Night
Low: 15 °F
Mostly Cloudy
and Windy
Sunday
High: 29 °F
Mostly Sunny
Sunday Night
Low: 24 °F
Partly Cloudy
Monday
High: 42 °F
Sunny
Monday Night
Low: 34 °F
Mostly Cloudy
Tuesday
High: 46 °F
Partly Sunny
and Breezy
Tuesday Night
Low: 25 °F
Mostly Cloudy
and Blustery

Detailed Forecast

Tonight

A slight chance of snow before 3am, then a chance of flurries after 5am. Mostly cloudy, with a low around 24. Calm wind becoming northwest 5 to 9 mph after midnight. Chance of precipitation is 20%.

Saturday

A chance of flurries with a slight chance of snow before 11am, then a chance of flurries after 5pm. Partly sunny, with a high near 28. Wind chill values as low as 10. Windy, with a northwest wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 20%.

Saturday Night

Mostly cloudy, with a low around 15. Wind chill values as low as zero. Windy, with a northwest wind 13 to 21 mph, with gusts as high as 25 mph.

Sunday

Mostly sunny, with a high near 29. Wind chill values as low as 5. Northwest wind 9 to 11 mph becoming southwest in the afternoon.

Sunday Night

Partly cloudy, with a low around 24. Southwest wind 9 to 13 mph, with gusts as high as 18 mph.

Monday

Sunny, with a high near 42.

Monday Night

Mostly cloudy, with a low around 34.

Tuesday

Partly sunny, with a high near 46. Breezy.