X-Ray Flux

Updates: Every 5 minutes

(last updated 04 Nov 2025 14:37 UT)

Current Flux Value Solar X-ray Flux at 4 11 2025 1431 UT: C1.5 falling (GOES 18) Previous Flux Value Solar X-ray Flux at 4 11 2025 1430 UT: C1.6 steady (GOES 18)

X-Ray flux data are provided by the US Space Weather Prediction Center in Boulder.