Storms in the East; Monsoons and Fire Weather Out West

A slow moving frontal system will bring strong to severe storms, and, locally heavy rain from the Plains to the Northeast. Monsoon moisture shifts to the east into portions of the southern Plains and may produce excessive rains across portions of the High Plains and desert southwest. Fire Weather threats remain elevated to critical with isolated dry thunderstorms in the Intermountain West. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

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Current conditions at

Fort Madison Municipal Airport (KFSW)

Lat: 40.66°NLon: 91.33°WElev: 719ft.

Fog/Mist

66°F

19°C

Humidity	100%
Wind Speed	Calm
Barometer	29.98 in
Dewpoint	66°F (19°C)
Visibility	0.75 mi
Last update	17 Aug 7:55 am CDT

More Information:

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

Extended Forecast for

Fort Madison IA

Today

Patchy Fog
then Chance
T-storms
High: 82 °F
Tonight

Chance
T-storms then
Patchy Fog
Low: 66 °F
Saturday

Patchy Fog
then Mostly
Sunny
High: 86 °F
Saturday
Night

Mostly Clear
Low: 66 °F
Sunday

Mostly Sunny
High: 85 °F
Sunday
Night

Chance
T-storms then
T-storms
Likely
Low: 68 °F
Monday

T-storms
Likely
High: 78 °F
Monday
Night

T-storms
Likely
Low: 64 °F
Tuesday

Slight Chance
T-storms
High: 78 °F

Detailed Forecast

Today

A 30 percent chance of showers and thunderstorms, mainly after 5pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 82. Northwest wind around 5 mph.

Tonight

A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Patchy fog after 5am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 66. North wind 5 to 10 mph. Chance of precipitation is 30%.

Saturday

Patchy fog before 8am. Otherwise, mostly sunny, with a high near 86. North wind around 5 mph.

Saturday Night

Mostly clear, with a low around 66. Northeast wind around 5 mph.

Sunday

Mostly sunny, with a high near 85.

Sunday Night

Showers and thunderstorms likely, mainly after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

Monday

Showers and thunderstorms likely, mainly after 2pm. Cloudy, with a high near 78. Chance of precipitation is 60%.

Monday Night

Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

Tuesday

A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.

Tuesday Night

A 20 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 59.

Wednesday

Sunny, with a high near 78.

Wednesday Night

Mostly clear, with a low around 59.