05/20/2013 0733 PM
4 miles SW of Maxwell, Polk County.
Hail e1.00 inch, reported by Fire Dept/Rescue.
Nickel to quarter size hail at intersection of 620th Ave
and 340th St.
05/20/2013 0650 PM
Johnston, Polk County.
Funnel cloud, reported by NWS employee.
Two funnel clouds observed. Have now dissipated
05/20/2013 0700 PM
1 miles S of Saylorville Laton, Polk County.
Hail m0.75 inch, reported by official NWS obs.
NWS office in Johnston
05/20/2013 0711 PM
Ankeny, Polk County.
Funnel cloud, reported by trained spotter.
Three separate ham radio operators reported a rotating
funnel cloud which lasted for about 10 minutes.
05/20/2013 0714 PM
Ankeny, Polk County.
Hail e0.88 inch, reported by trained spotter.
05/20/2013 0716 PM
4 miles NNW of Ankeny airporville Laton, Polk County.
Hail e1.00 inch, reported by trained spotter.
05/20/2013 0719 PM
5 miles NW of Ankeny airporeny airporville laton, Polk County.
Hail e1.75 inch, reported by amateur radio.
05/20/2013 0711 PM
Ankeny, Polk County.
Funnel cloud, reported by trained spotter.
Three separate ham radio operators reported a rotating
funnel cloud which lasted for about 10 minutes.
05/20/2013 0719 PM
5 miles NW of Ankeny airpor, Polk County.
Hail e1.75 inch, reported by amateur radio.
05/20/2013 0733 PM
4 miles SW of Maxwell, Polk County.
Hail e1.00 inch, reported by Fire Dept/Rescue.
Nickel to quarter size hail at intersection of 620th Ave
and 340th St.
05/20/2013 0716 PM
4 miles NNW of Ankeny airpo, Polk County.
Hail e1.00 inch, reported by trained spotter.
05/20/2013 0700 PM
1 miles S of Saylorville la, Polk County.
Hail m0.75 inch, reported by official NWS obs.
NWS office in Johnston
05/20/2013 0714 PM
Ankeny, Polk County.
Hail e0.88 inch, reported by trained spotter.
05/20/2013 0700 PM
1 miles S of Saylorville la, Polk County.
Hail m0.75 inch, reported by official NWS obs.
NWS office in Johnston
05/20/2013 0714 PM
Ankeny, Polk County.
Hail e0.88 inch, reported by trained spotter.
05/20/2013 0650 PM
Johnston, Polk County.
Funnel cloud, reported by NWS employee.
Two funnel clouds observed. Have now dissipated
05/19/2013 0700 PM
Grimes, Polk County.
Thunderstorm wind damage, reported by public.
Large trees down or snapped off around town.
05/19/2013 0706 PM
6 miles NNW of Ankeny airpo, Polk County.
Thunderstorm wind damage, reported by public.
Shingles and siding torn from some homes.
05/19/2013 0656 PM
Grimes, Polk County.
Thunderstorm wind gust m62.00 mph, reported by mesonet.
Schoolnet site
05/19/2013 0700 PM
Polk City, Polk County.
Thunderstorm wind gust m60.00 mph, reported by mesonet.
Schoolnet site
05/19/2013 0700 PM
1 miles SSW of Saylorville mes, Polk County.
Thunderstorm wind damage, reported by NWS employee.
Delayed report... tree down on a power line.
05/19/2013 0704 PM
5 miles ESE of pleasant hillorville mes, Polk County.
Hail e1.00 inch, reported by trained spotter.
05/19/2013 0704 PM
2 miles N of Saylorville laasant hillorville mes, Polk County.
Thunderstorm wind damage, reported by amateur radio.
10 inch diameter tree branch down in Polk City
05/19/2013 0706 PM
Ankeny, Polk County.
Thunderstorm wind gust m62.00 mph, reported by mesonet.
Schoolnet site
05/19/2013 0707 PM
Ankeny, Polk County.
Thunderstorm wind gust m75.00 mph, reported by amateur radio.
05/19/2013 0708 PM
5 miles NNW of ANKENY AIRPORVILLE LAASANT HILLOR, Polk County.
Thunderstorm wind damage, reported by AMATEUR RADIO.
GAS STATION CANOPY TORN OFF NEAR 36TH AND ANKENY BLVD
05/19/2013 0710 PM
2 miles S of Slater, Polk County.
Tornado, reported by trained spotter.
Tornado on the ground about 2 south of Slater
05/19/2013 0716 PM
Ankeny, Polk County.
Hail e1.00 inch, reported by public.
Winds estimated at 60-70 mph.
05/19/2013 0716 PM
Ankeny, Polk County.
Hail m1.00 inch, reported by trained spotter.
05/19/2013 0727 PM
1 miles E of Alleman, Polk County.
Thunderstorm wind damage, reported by amateur radio.
Powerlines down on Highway 69 east of Alleman.
05/19/2013 0746 PM
4 miles NW of Ankeny airporhalltown, Polk County.
Thunderstorm wind damage, reported by trained spotter.
Six inch diameter trees down.
05/19/2013 0700 PM
1 miles SSW of Saylorville , Polk County.
Thunderstorm wind damage, reported by NWS employee.
Delayed report... tree down on a power line.
05/19/2013 0700 PM
1 miles SSW of Saylorville , Polk County.
Thunderstorm wind damage, reported by NWS employee.
Delayed report... tree down on a power line.
05/19/2013 0700 PM
Polk City, Polk County.
Thunderstorm wind gust m60 mph, reported by mesonet.
Schoolnet site
05/19/2013 0706 PM
Ankeny, Polk County.
Thunderstorm wind gust m62 mph, reported by mesonet.
Schoolnet site
05/19/2013 0706 PM
Ankeny, Polk County.
Thunderstorm wind gust m62 mph, reported by mesonet.
Schoolnet site
05/19/2013 0656 PM
Grimes, Polk County.
Thunderstorm wind gust m62 mph, reported by mesonet.
Schoolnet site
05/19/2013 0704 PM
2 miles N of Saylorville laes, Polk County.
Thunderstorm wind damage, reported by amateur radio.
10 inch diameter tree branch down in Polk City
05/19/2013 0704 PM
5 miles ESE of pleasant hilrville laes, Polk County.
Hail e1.00 inch, reported by trained spotter.
05/19/2013 0707 PM
Ankeny, Polk County.
Thunderstorm wind gust m75.00 mph, reported by amateur radio.
05/19/2013 0708 PM
5 miles NNW of Ankeny airpoasant hilrville laes, Polk County.
Thunderstorm wind damage, reported by amateur radio.
Gas station canopy torn off near 36th and Ankeny Blvd
05/19/2013 0710 PM
2 miles S of Slater, Polk County.
Tornado, reported by trained spotter.
Tornado on the ground about 2 south of Slater
05/19/2013 0716 PM
Ankeny, Polk County.
Hail m1.00 inch, reported by trained spotter.
05/19/2013 0716 PM
Ankeny, Polk County.
Hail e1.00 inch, reported by public.
Winds estimated at 60-70 mph.
05/19/2013 0727 PM
1 miles E of Alleman, Polk County.
Thunderstorm wind damage, reported by amateur radio.
Powerlines down on Highway 69 east of Alleman.
05/19/2013 0746 PM
4 miles NW of Ankeny airporhalltown, Polk County.
Thunderstorm wind damage, reported by trained spotter.
Six inch diameter trees down.
05/19/2013 0716 PM
Ankeny, Polk County.
Hail e1.00 inch, reported by public.
Winds estimated at 60-70 mph.
05/19/2013 0746 PM
4 miles NW of Ankeny airpor, Polk County.
Thunderstorm wind damage, reported by trained spotter.
Six inch diameter trees down.
05/19/2013 0704 PM
2 miles N of Saylorville laes, Polk County.
Thunderstorm wind damage, reported by amateur radio.
10 inch diameter tree branch down in Polk City
05/19/2013 0708 PM
5 miles NNW of Ankeny airporville laes, Polk County.
Thunderstorm wind damage, reported by amateur radio.
Gas station canopy torn off near 36th and Ankeny Blvd
05/19/2013 0704 PM
2 miles N of Saylorville laes, Polk County.
Thunderstorm wind damage, reported by amateur radio.
10 inch diameter tree branch down in Polk City
05/19/2013 0708 PM
5 miles NNW of Ankeny airporville laes, Polk County.
Thunderstorm wind damage, reported by amateur radio.
Gas station canopy torn off near 36th and Ankeny Blvd
05/19/2013 0707 PM
Ankeny, Polk County.
Thunderstorm wind gust m75.00 mph, reported by amateur radio.
05/19/2013 0727 PM
1 miles E of Alleman, Polk County.
Thunderstorm wind damage, reported by amateur radio.
Powerlines down on Highway 69 east of Alleman.
05/19/2013 0716 PM
Ankeny, Polk County.
Hail m1.00 inch, reported by trained spotter.
05/19/2013 0704 PM
5 miles ESE of pleasant hil, Polk County.
Hail e1.00 inch, reported by trained spotter.
05/19/2013 0710 PM
2 miles S of Slater, Polk County.
Tornado, reported by trained spotter.
Tornado on the ground about 2 south of Slater
05/19/2013 0710 PM
2 miles S of Slater, Polk County.
Tornado, reported by trained spotter.
Tornado on the ground about 2 south of Slater
