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 >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Des Moines International Airport (KDSM)

Lat: 41.53°NLon: 93.65°WElev: 942ft.

Thunderstorm

82°F

28°C

Humidity	77%
Wind Speed	NW 6 mph
Barometer	30.02 in (1015.6 mb)
Dewpoint	74°F (23°C)
Visibility	10.00 mi
Heat Index	88°F (31°C)
Last update	15 Aug 6:54 pm CDT

More Information:

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

Extended Forecast for

2 Miles SSE Grimes IA

Tonight
Low: 69 °F
Showers
Likely then
Chance
T-storms
Sunday
High: 79 °F
Mostly Sunny
Sunday Night
Low: 61 °F
Mostly Clear
Monday
High: 81 °F
Becoming
Sunny
Monday Night
Low: 66 °F
Partly Cloudy
Tuesday
High: 82 °F
Chance
T-storms then
Showers
Likely
Tuesday Night
Low: 65 °F
Showers
Wednesday
High: 77 °F
Slight Chance
Showers
Wednesday Night
Low: 59 °F
Partly Cloudy

Detailed Forecast

Tonight

Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 69. West northwest wind 3 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Sunday

Mostly sunny, with a high near 79. North northwest wind 6 to 10 mph, with gusts as high as 18 mph.

Sunday Night

Mostly clear, with a low around 61. North northwest wind 3 to 6 mph.

Monday

Mostly cloudy through mid morning, then gradual clearing, with a high near 81. Light west wind.

Monday Night

Partly cloudy, with a low around 66. Calm wind becoming southwest around 6 mph after midnight.

Tuesday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 82. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 65. Chance of precipitation is 80%.

Wednesday

A 20 percent chance of showers before 1pm. Partly sunny, with a high near 77.

Wednesday Night

Partly cloudy, with a low around 59.

Thursday

Mostly sunny, with a high near 76.

Thursday Night

A 30 percent chance of showers. Partly cloudy, with a low around 60.

Friday

Mostly sunny, with a high near 78.