Heavy to Excessive Rainfall and Flooding Threats in the Central and Eastern U.S.; Heat and Fire Weather Concerns in the West

Thunderstorms producing excessive rainfall and potential flooding concerns will continue through tonight from the Southern Plains to the East Coast. Areas of greatest concern for flooding are over central Texas and the Mid-Atlantic. Heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue through Monday. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Fog/Mist

65°F

18°C

Humidity	93%
Wind Speed	S 5 mph
Barometer	30.02 in (1015.3 mb)
Dewpoint	63°F (17°C)
Visibility	6.00 mi
Last update	13 Jul 11:53 pm CDT

More Information:

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

Extended Forecast for

Chapin IA

Overnight
Low: 62 °F
Mostly Clear
Monday
High: 86 °F
Sunny
Monday Night
Low: 65 °F
Mostly Clear
Tuesday
High: 85 °F
Sunny
Tuesday Night
Low: 67 °F
Chance
Showers
Wednesday
High: 83 °F
Chance
T-storms
Wednesday Night
Low: 62 °F
Showers
Likely
Thursday
High: 74 °F
Chance
Showers
Thursday Night
Low: 57 °F
Mostly Cloudy

Detailed Forecast

Overnight

Mostly clear, with a low around 62. Light south southwest wind.

Monday

Sunny, with a high near 86. South southwest wind 5 to 8 mph.

Monday Night

Mostly clear, with a low around 65. South wind around 7 mph.

Tuesday

Sunny, with a high near 85. South wind 7 to 10 mph.

Tuesday Night

A slight chance of showers, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67. South southeast wind 6 to 8 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday

A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.

Thursday

A chance of showers and thunderstorms. Mostly cloudy, with a high near 74. Chance of precipitation is 30%.

Thursday Night

Mostly cloudy, with a low around 57.

Friday

Partly sunny, with a high near 77.

Friday Night

A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.

Saturday

A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.

Saturday Night

A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.