Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

Des Moines International Airport (KDSM)

Lat: 41.53°NLon: 93.65°WElev: 942ft.

Fog/Mist

73°F

23°C

Humidity 100%
Wind Speed E 10 mph
Barometer 30.01 in (1015.6 mb)
Dewpoint 73°F (23°C)
Visibility 1.25 mi
Last update 15 Aug 2:54 am CDT
Extended Forecast for

Des Moines IA

Flood Watch August 15, 03:40am until August 15, 10:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch August 15, 03:40am until August 15, 10:00am

    NOW until 10:00am Sat

    Flood Watch

  • Overnight

    Low: 72 °F

    Heavy Rain
    and Patchy
    Fog

  • Saturday

    Saturday: A chance of showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms after 3pm.  Patchy fog before 9am.  Otherwise, mostly cloudy, with a high near 84. Light and variable wind.  Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Chance
    T-storms and
    Patchy Fog

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms, mainly before 3am.  Mostly cloudy, with a low around 71. Light west northwest wind.  New rainfall amounts between a half and three quarters of an inch possible.

    Low: 71 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers before 9am.  Mostly cloudy, then gradually becoming sunny, with a high near 82. North northwest wind 6 to 9 mph.

    High: 82 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 64. North northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms.  Partly sunny, with a high near 84.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Overnight
A 50 percent chance of showers and thunderstorms. Some of the storms could produce heavy rainfall. Patchy fog. Otherwise, cloudy, with a low around 72. East wind around 6 mph. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A chance of showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms after 3pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 84. Light and variable wind. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 50 percent chance of showers and thunderstorms, mainly before 3am. Mostly cloudy, with a low around 71. Light west northwest wind. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
A 20 percent chance of showers before 9am. Mostly cloudy, then gradually becoming sunny, with a high near 82. North northwest wind 6 to 9 mph.
Sunday Night
Partly cloudy, with a low around 64. North northwest wind 5 to 7 mph becoming calm in the evening.
Monday
Sunny, with a high near 82.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Tuesday Night
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 67. Chance of precipitation is 80%.
Wednesday
Partly sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
Mostly sunny, with a high near 76.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 61.
Friday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Des Moines IA
 41.58°N 93.63°W
3:02 am CDT Aug 15, 2026
3am CDT Aug 15, 2026-6pm CDT Aug 21, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database