Strong to severe thunderstorms will continue to push southeast this morning...and reach areas from Tama...to Newton and Indianola around 10 am. Isolated wind gusts of 50 to 60 mph are possible...along with hail around quarter size. The storms will produce a quick half to three quarters of an inch of rain...with minor street flooding and ponding water expected. Farther north...other scattered storms will affect areas from Iowa Falls through Waterloo...with brief heavy rain...but no severe weather.
Forecast for Marshall
Updated: 3:34 am CDT on July 10, 2009
Today
Mostly cloudy. Thunderstorms likely in the morning...then scattered thunderstorms in the afternoon. High in the lower 80s. Southeast wind 5 to 10 mph. Gusts up to 20 mph in the afternoon. Chance of thunderstorms 70 percent.
Partly cloudy. A chance of thunderstorms through midnight...then a slight chance of thunderstorms after midnight. Low in the lower 60s. Southeast wind near 10 mph shifting to the northwest after midnight. Chance of thunderstorms 50 percent.
Saturday
Partly sunny. High in the lower 80s. Northeast wind 5 to 15 mph.
The National Weather Service in Des Moines has issued a
* Severe Thunderstorm Warning for... northwestern Jasper County in central Iowa... western Marshall County in central Iowa... northeastern Polk County in central Iowa... Story County in central Iowa...
* until 1000 am CDT
* at 907 am CDT... National Weather Service Doppler radar indicated a line of severe thunderstorms capable of producing damaging winds in excess of 60 mph. These storms were located along a line extending from Roland to Sheldahl... and were moving southeast at 40 mph.
* Severe thunderstorms will be near... Nevada... Cambridge and Alleman by 915 am CDT... Zearing by 920 am CDT... St. Anthony... Maxwell... Elkhart and Colo by 925 am CDT... Clemons and Collins by 930 am CDT...
This includes Interstate 80 between mile markers 147 and 150.
This includes Interstate 35 between mile markers 95 and 120.
Precautionary/preparedness actions...
Move to an interior room and stay away from windows. If you live in a Mobile home... seek shelter in a sturdy building.