Severe Weather and Heavy Rainfall in the Ohio Valley; Heat Continuing in the South and Southeast

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians tonight. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

A Few Clouds

76°F

24°C

Humidity	94%
Wind Speed	SE 6 mph
Barometer	29.83 in (1008.8 mb)
Dewpoint	74°F (23°C)
Visibility	10.00 mi
Heat Index	76°F (24°C)
Last update	11 Aug 8:53 pm CDT

More Information:

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

Extended Forecast for

2 Miles N Mason City IA

Tonight
Low: 67 °F
Isolated
T-storms then
Mostly Cloudy
Wednesday
High: 83 °F
Chance
T-storms then
Mostly Sunny
Wednesday Night
Low: 66 °F
Mostly Cloudy
then Chance
T-storms
Thursday
High: 77 °F
Showers
Likely
Thursday Night
Low: 63 °F
Mostly Cloudy
then Chance
Showers
Friday
High: 76 °F
Showers
Likely and
Breezy
Friday Night
Low: 64 °F
Showers
Saturday
High: 80 °F
Chance
Showers
Saturday Night
Low: 64 °F
Chance
T-storms

Detailed Forecast

Tonight

Isolated showers and thunderstorms before 10pm. Increasing clouds, with a low around 67. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

Wednesday

A 30 percent chance of showers and thunderstorms, mainly between 9am and 10am. Cloudy, then gradually becoming mostly sunny, with a high near 83. Light and variable wind becoming south southeast around 6 mph in the morning. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

A 30 percent chance of showers and thunderstorms, mainly after 2am. Increasing clouds, with a low around 66. East wind 3 to 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday

Showers likely and possibly a thunderstorm before 10am, then showers likely between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 77. East wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday Night

A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 63. East northeast wind 6 to 8 mph. New precipitation amounts of less than a tenth of an inch possible.

Friday

Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 76. Breezy. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday Night

Showers and possibly a thunderstorm. Low around 64. Chance of precipitation is 80%.

Saturday

A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 80.

Saturday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.

Sunday

Partly sunny, with a high near 77.

Sunday Night

Partly cloudy, with a low around 58.

Monday

Mostly sunny, with a high near 77.