Heavy Rainfall and Severe Thunderstorm Threats for the Plains and Southeast

A frontal boundary extending from the western High Plains to the Southeast will focus additional showers and thunderstorms this weekend. Some of these storms may become severe, alongside frequent lightning, and isolated instances of flash flooding. Meanwhile dry conditions will continue for the Great Basin where fire weather concerns linger. For the mid-Atlantic and Northeast, seasonable weather. Read More >

Hazardous Weather Conditions

Current conditions at

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Fair

N/A

Humidity	NA
Wind Speed	SE 7 G 16 mph
Barometer	30.43 in
Dewpoint	N/A
Visibility	7.00 mi
Last update	1 Aug 12:15 pm CDT

More Information:

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

Extended Forecast for

Mapleton IA

This Afternoon
High: 74 °F
Areas Smoke
Tonight
Low: 54 °F
Areas Smoke
Saturday
High: 76 °F
Areas Smoke
Saturday Night
Low: 57 °F
Areas Smoke
then Slight
Chance
T-storms
Sunday
High: 75 °F
Chance
T-storms then
Chance
Showers
Sunday Night
Low: 58 °F
Mostly Cloudy
then Slight
Chance
T-storms
Monday
High: 78 °F
Slight Chance
Showers then
Slight Chance
T-storms
Monday Night
Low: 59 °F
Partly Cloudy
Tuesday
High: 83 °F
Sunny

Detailed Forecast

This Afternoon

Areas of smoke. Mostly sunny, with a high near 74. East southeast wind around 7 mph.

Tonight

Areas of smoke. Partly cloudy, with a low around 54. East southeast wind around 6 mph becoming calm in the evening.

Saturday

Areas of smoke. Mostly sunny, with a high near 76. Calm wind becoming south southeast 5 to 8 mph in the morning.

Saturday Night

A 20 percent chance of showers and thunderstorms after 1am. Areas of smoke before 8pm. Partly cloudy, with a low around 57. Southeast wind around 7 mph.

Sunday

A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 75. South southeast wind 6 to 9 mph, with gusts as high as 17 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday Night

A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 58. South southeast wind 3 to 6 mph.

Monday

A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 78. South southeast wind 3 to 7 mph. Chance of precipitation is 20%.

Monday Night

Partly cloudy, with a low around 59. South southeast wind 3 to 6 mph.

Tuesday

Sunny, with a high near 83. Light south southeast wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 17 mph.

Tuesday Night

A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 64. South southeast wind around 7 mph.

Wednesday

A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86. South wind 6 to 9 mph, with gusts as high as 17 mph.

Wednesday Night

A slight chance of showers and thunderstorms. Mostly clear, with a low around 68. South southeast wind around 6 mph.

Thursday

Mostly sunny, with a high near 88. South wind 5 to 7 mph.