Public forecast
Using degrees Fahrenheit for public forecast. Weather courtesy of Meteomatics.
Closest aviation weather report (METAR) to Arch Reactor Heliport
Closest report is St Louis Downtown Airport, 4.2 nm (7.8 km) SE.
2026/09/15 21:53 (retrieved 1 hour ago)
KCPS 152153Z 00000KT 10SM CLR 36/20 A3002 RMK AO2 SLP160 T03610200
Closest aviation forecast (TAF) to Arch Reactor Heliport
Closest forecast is St Louis Downtown Airport, 4.2 nm (7.8 km) SE.
2026/09/15 18:22 (retrieved 5 hours ago)
TAF KCPS 151720Z 1518/1618 22008KT P6SM SCT050 FM152200 VRB04KT P6SM BKN060 PROB30 1522/1602 4SM -TSRA BKN040CB FM161100 VRB03KT P6SM SCT015 BKN100