Heavy Rainfall and Flooding in the Mid-Atlantic; Heat and Wildfire Concerns in the West

Slow moving showers and thunderstorms may result in flash flooding for portions of the mid-Atlantic region through tonight. Meanwhile, excessive heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue for the West with dry and breezy conditions. Watching the tropics across the Southeast. Read More >

Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Fair

69°F

21°C

Humidity	96%
Wind Speed	S 6 mph
Barometer	30.03 in (1015.5 mb)
Dewpoint	68°F (20°C)
Visibility	7.00 mi
Last update	15 Jul 12:53 am CDT

More Information:

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

Extended Forecast for

3 Miles W Sheffield IA

Overnight
Low: 69 °F
Mostly Clear
Tuesday
High: 86 °F
Sunny
Tuesday Night
Low: 67 °F
Mostly Clear
then Chance
T-storms
Wednesday
High: 81 °F
Chance
T-storms then
Showers
Likely
Wednesday Night
Low: 58 °F
Chance
T-storms then
Chance
Showers
Thursday
High: 71 °F
Slight Chance
T-storms
Thursday Night
Low: 57 °F
Partly Cloudy
Friday
High: 77 °F
Partly Sunny
Friday Night
Low: 64 °F
Mostly Cloudy
then Chance
T-storms

Detailed Forecast

Overnight

Mostly clear, with a steady temperature around 69. South wind around 7 mph.

Tuesday

Sunny, with a high near 86. South wind 8 to 13 mph, with gusts as high as 18 mph.

Tuesday Night

A 30 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 67. South wind around 6 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 81. South southwest wind 5 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Wednesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. North wind around 10 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday

A 20 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 71.

Thursday Night

Partly cloudy, with a low around 57.

Friday

Partly sunny, with a high near 77.

Friday Night

A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64.

Saturday

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

Saturday Night

A 30 percent chance of showers. Partly cloudy, with a low around 63.