Public forecast
Using degrees Fahrenheit for public forecast. Weather courtesy of Meteomatics.
Closest aviation weather report (METAR) to Johnston Airport
Closest report is Central Illinois Regional Airport at Bloomington-Normal, 8.8 nm (16.2 km) NNE.
2026/09/15 19:56 (retrieved 39 minutes ago)
KBMI 151956Z 26009G16KT 10SM BKN060 36/22 A3006 RMK AO2 SLP170 T03560217
Closest aviation forecast (TAF) to Johnston Airport
Closest forecast is Central Illinois Regional Airport at Bloomington-Normal, 8.8 nm (16.2 km) NNE.
2026/09/15 18:27 (retrieved 2 hours ago)
TAF KBMI 151724Z 1518/1618 24010KT P6SM FEW040 SCT150 TEMPO 1520/1523 4SM TSRA BKN040CB FM152300 34005KT P6SM VCSH SCT040 BKN100 FM160400 02006KT 4SM TSRA BKN040CB FM160800 04007KT 5SM -SHRA VCTS BKN019CB FM161200 05007KT 4SM -SHRA BKN007 FM161500 07007KT P6SM BKN011