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.
2026/07/19 21:53 (retrieved 32 minutes ago)
KCPS 192153Z VRB03KT 10SM FEW095 31/25 A2991 RMK AO2 SLP123 T03110250
Closest aviation forecast (TAF) to Arch Reactor Heliport
Closest forecast is St Louis Downtown Airport, 4.2 nm (7.8 km) SE.
2026/07/19 20:12 Ammendment (retrieved 2 hours ago)
TAF AMD KCPS 192011Z 1920/2018 VRB05KT P6SM SCT035 PROB30 1920/1922 3SM -TSRA OVC030CB FM200000 VRB05KT P6SM FEW250