Public forecast
Using degrees Fahrenheit for public forecast. Weather courtesy of Meteomatics.
Current aviation weather report (METAR) for Grinnell Regional Airport
2026/08/29 18:15 (retrieved 21 minutes ago)
KGGI 291815Z AUTO 11010KT 10SM -RA BKN120 19/18 A3002 RMK AO2 T01880177
Closest aviation forecast (TAF) to Grinnell Regional Airport
Closest forecast is Ottumwa Regional Airport, 38.5 nm (71.2 km) SSE.
2026/08/29 18:24 Ammendment (retrieved 12 minutes ago)
TAF KOTM 291723Z 2918/3018 16008KT P6SM -SHRA SCT120 BKN200 PROB30 2918/2919 5SM -SHRA FM291900 18015G24KT P6SM FEW070 SCT200 FM292300 17015G25KT P6SM FEW070 FEW230 FM300400 17013G22KT P6SM FEW250 WS020/20040KT FM301300 20013G23KT P6SM BKN110 AMD NOT SKED