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

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Partly Cloudy

73°F

23°C

Humidity	100%
Wind Speed	N 5 mph
Barometer	30.08 in
Dewpoint	73°F (23°C)
Visibility	10.00 mi
Last update	15 Aug 11:35 pm CDT

More Information:

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

Extended Forecast for

Dow City IA

Tonight
Low: 65 °F
Mostly Cloudy
Sunday
High: 78 °F
Partly Sunny
Sunday Night
Low: 57 °F
Increasing
Clouds
Monday
High: 81 °F
Patchy Fog
then Sunny
Monday Night
Low: 63 °F
Chance
T-storms
Tuesday
High: 81 °F
Chance
T-storms then
Showers
Likely
Tuesday Night
Low: 61 °F
Showers
Likely
Wednesday
High: 75 °F
Partly Sunny
Wednesday Night
Low: 56 °F
Mostly Cloudy

Detailed Forecast

Tonight

Mostly cloudy, with a low around 65. Light northwest wind.

Sunday

Partly sunny, with a high near 78. North northwest wind 3 to 8 mph.

Sunday Night

Increasing clouds, with a low around 57. Light north wind.

Monday

Patchy fog before 8am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 81. Calm wind becoming southwest around 5 mph in the afternoon.

Monday Night

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Light south southwest wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 81. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.

Wednesday

Partly sunny, with a high near 75.

Wednesday Night

Mostly cloudy, with a low around 56.

Thursday

Partly sunny, with a high near 75.

Thursday Night

A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58.

Friday

Mostly sunny, with a high near 78.