Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Heat Building in the Western U.S.

A cold front pressing east across the central U.S. will be the focus for areas of strong to severe thunderstorms and excessive rainfall through this weekend. Strong to severe thunderstorms my bring damaging winds, hail, and a few tornadoes while excessive rainfall may lead to areas of flooding. Heat will build across the western U.S. with heat-related watches, warnings, and advisories issued. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Fair with Haze

77°F

25°C

Humidity	61%
Wind Speed	SW 7 mph
Barometer	30.06 in
Dewpoint	63°F (17°C)
Visibility	6.00 mi
Heat Index	79°F (26°C)
Last update	13 Jul 12:15 pm CDT

More Information:

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

Extended Forecast for

Denison IA

This Afternoon
High: 83 °F
Sunny
Tonight
Low: 63 °F
Mostly Clear
Monday
High: 88 °F
Sunny
Monday Night
Low: 66 °F
Mostly Clear
Tuesday
High: 88 °F
Sunny
Tuesday Night
Low: 66 °F
Chance
T-storms
Wednesday
High: 82 °F
Chance
T-storms
Wednesday Night
Low: 59 °F
Chance
T-storms
Thursday
High: 76 °F
Partly Sunny

Detailed Forecast

This Afternoon

Sunny, with a high near 83. South southwest wind around 8 mph.

Tonight

Mostly clear, with a low around 63. South wind 3 to 7 mph.

Monday

Sunny, with a high near 88. Calm wind becoming south 5 to 7 mph in the afternoon.

Monday Night

Mostly clear, with a low around 66. South wind around 6 mph.

Tuesday

Sunny, with a high near 88. South wind 6 to 10 mph, with gusts as high as 18 mph.

Tuesday Night

A chance of showers, with thunderstorms also possible after 10pm. Partly cloudy, with a low around 66. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday

A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.

Wednesday Night

A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59.

Thursday

Partly sunny, with a high near 76.

Thursday Night

Partly cloudy, with a low around 58.

Friday

Mostly sunny, with a high near 79.

Friday Night

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.