Tropical Storm Edouard to Impact the Northwest Gulf Coast; Heat Expands Eastward

Tropical Storm Edouard will bring tropical storm to hurricane conditions, heavy rainfall, flash and some river flooding, and storm surge to portions of Upper Texas and southwestern Louisiana coasts into Wednesday. Severe thunderstorms are possible in the Central Plains and Mid-Atlantic. Hot and humid conditions will expand from the Central Plains into the Ohio Valley and Mid-Atlantic. Read More >

Current conditions at

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Fair

79°F

26°C

Humidity 84%
Wind Speed E 5 mph
Barometer 29.96 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 1 Sep 9:35 am CDT
Extended Forecast for

Mapleton IA

  • Today

    Today: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, then gradually becoming sunny, with a high near 91. Light and variable wind becoming southeast 5 to 7 mph in the afternoon.

    High: 91 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 1am and 2am.  Partly cloudy, with a low around 69. Southeast wind 5 to 10 mph becoming north northeast after midnight. Winds could gust as high as 32 mph.  Chance of precipitation is 20%.

    Low: 69 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 90. East southeast wind around 6 mph becoming west southwest in the morning.

    High: 90 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms after 1am.  Mostly clear, with a low around 71. Southeast wind 3 to 7 mph. Winds could gust as high as 16 mph.

    Low: 71 °F

    Mostly Clear
    then Chance
    T-storms

  • Thursday

    Thursday: Sunny, with a high near 91. South wind 7 to 10 mph, with gusts as high as 21 mph.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 73. South wind around 8 mph, with gusts as high as 18 mph.

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 91. South wind 6 to 9 mph, with gusts as high as 18 mph.

    High: 91 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 72. South southeast wind around 6 mph.

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 92. South wind 3 to 7 mph.

    High: 92 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms. Mostly cloudy, then gradually becoming sunny, with a high near 91. Light and variable wind becoming southeast 5 to 7 mph in the afternoon.
Tonight
A slight chance of showers and thunderstorms between 1am and 2am. Partly cloudy, with a low around 69. Southeast wind 5 to 10 mph becoming north northeast after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 90. East southeast wind around 6 mph becoming west southwest in the morning.
Wednesday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 71. Southeast wind 3 to 7 mph. Winds could gust as high as 16 mph.
Thursday
Sunny, with a high near 91. South wind 7 to 10 mph, with gusts as high as 21 mph.
Thursday Night
Mostly clear, with a low around 73. South wind around 8 mph, with gusts as high as 18 mph.
Friday
Sunny, with a high near 91. South wind 6 to 9 mph, with gusts as high as 18 mph.
Friday Night
Mostly clear, with a low around 72. South southeast wind around 6 mph.
Saturday
Mostly sunny, with a high near 92. South wind 3 to 7 mph.
Saturday Night
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70. Southeast wind around 5 mph.
Sunday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 89. East southeast wind 3 to 7 mph.
Sunday Night
Partly cloudy, with a low around 67. East southeast wind around 6 mph.
Labor Day
A slight chance of showers and thunderstorms. Partly sunny, with a high near 86. South wind 5 to 9 mph, with gusts as high as 17 mph.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Mapleton IA
 42.18°N 95.79°W (Elev. 1135 ft)
7:56 am CDT Sep 1, 2026
9am CDT Sep 1, 2026-6pm CDT Sep 7, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database