Tropical Storm Podul in the Western Pacific; Severe Weather in the Northern Plains; Heat in the West

Tropical Storm Podul (16W) will bring heavy rain and gusty winds to Agrihan, Pagan and Alamagan in the Northern Mariana Islands though Saturday. Severe thunderstorms may produce a few tornadoes, large hail, severe winds and heavy rain across the Northern Plains through the night and the threat will shift to the Upper Midwest Friday. Hot temperatures and fire weather conditions continue in the West Read More >

Hazardous Weather Conditions

Heat Advisory in effect from August 8, 01:00 PM CDT until August 8, 07:00 PM CDT

Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Overcast

75°F

24°C

Humidity	82%
Wind Speed	SE 8 mph
Barometer	30.00 in (1015.2 mb)
Dewpoint	69°F (21°C)
Visibility	10.00 mi
Last update	7 Aug 8:53 pm CDT

More Information:

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

Extended Forecast for

Montour IA

Heat Advisory August 8, 01:00pm until August 8, 07:00pm

Click here for hazard details and duration

Heat Advisory

Tonight
Low: 70 °F
Partly Cloudy
Friday
High: 91 °F
Mostly Sunny
Friday Night
Low: 73 °F
Mostly Clear
then Slight
Chance
T-storms
Saturday
High: 89 °F
Chance
T-storms
Saturday Night
Low: 68 °F
Chance
T-storms then
T-storms
Sunday
High: 84 °F
T-storms
Likely
Sunday Night
Low: 66 °F
Showers
Likely
Monday
High: 83 °F
Chance
Showers then
Chance
T-storms
Monday Night
Low: 65 °F
Chance
T-storms

Detailed Forecast

Tonight

Partly cloudy, with a low around 70. South southeast wind around 8 mph.

Friday

Mostly sunny, with a high near 91. Heat index values as high as 102. South wind 9 to 15 mph, with gusts as high as 24 mph.

Friday Night

A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. South southeast wind 11 to 14 mph, with gusts as high as 23 mph.

Saturday

A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. South wind 9 to 11 mph, with gusts as high as 20 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday Night

A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 68. West southwest wind around 6 mph becoming southeast in the evening. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

Sunday

Showers likely and possibly a thunderstorm before 7am, then showers and thunderstorms likely, mainly between 7am and 1pm. Partly sunny, with a high near 84. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

Sunday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.

Monday

A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.

Monday Night

A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.

Tuesday

Mostly sunny, with a high near 84.

Tuesday Night

Partly cloudy, with a low around 65.

Wednesday

Mostly sunny, with a high near 84.