Public forecast
Using degrees Fahrenheit for public forecast. Weather courtesy of Meteomatics.
Closest aviation weather report (METAR) to Tonner Field
Closest report is Marshalltown Municipal Airport, 9.4 nm (17.4 km) SSW.
2026/08/18 09:53 (retrieved 18 minutes ago)
KMIW 180953Z AUTO 19004KT 10SM CLR 19/18 A2999 RMK AO2 SLP149 T01940178
Closest aviation forecast (TAF) to Tonner Field
Closest forecast is Waterloo Regional Airport, 26.4 nm (48.9 km) NE.
2026/08/18 06:22 (retrieved 4 hours ago)
TAF KALO 180520Z 1806/1906 22005KT P6SM SCT170 PROB30 1810/1813 6SM -SHRA BKN050 FM181500 24007KT P6SM BKN110 PROB30 1815/1818 6SM -SHRA BKN040 FM182000 27007KT P6SM BKN060 PROB30 1822/1902 6SM -TSRA BKN035CB