We investigate weak spatiotemporal correlation structures observed in optical intensity fields surrounding a suspended spherical object, interpreted within a conservative, curvature-mediated phenomenological framework related to gravitational-wave tail phenomena in the weak-field regime. The measurements are performed under broadband, incoherent, and unpolarized illumination, where the instantaneous optical field remains strongly noise-dominated. Against this background, extremely subtle, low-contrast pattern-like textures are visually observed in the vicinity of the sphere, although their detection by direct inspection remains inherently challenging and observer-dependent. These visual impressions are exceedingly weak and diffuse and, while they may suggest slow apparent evolution, they do not provide a reliable basis for inferring kinematic motion or for establishing a direct optical signal associated with gravitational radiation or tail propagation. Notably, however, such patterns persist without collapsing into random noise, indicating the presence of visually discernible structure that cannot be readily attributed to conventional optical interference. In the same spatial regions, pixel-based temporal cross-correlation (Xcorr) analysis applied to high-resolution video data reveals statistically robust delayed temporal organization. This analysis does not probe optical propagation itself, but instead extracts temporal ordering imprinted on the optical intensity field. The Xcorr results exhibit consistent lag structures, spatial continuity across adjacent radial positions, and quasi-synchronous temporal responses at fixed locations, all of which are absent in null-background measurements, indicating a genuine but indirect form of temporal organization embedded within an otherwise noise-dominated field. Systematic comparisons across spheres of different masses further show that the degree of temporal organization increases with mass, primarily through enhanced stability and persistence of delayed responses rather than amplification of instantaneous correlation strength. This mass-associated trend manifests as a globally shared slow temporal response, rather than as a propagating optical disturbance or localized spatial structure. The coexistence of extremely weak visual impressions and statistically extracted temporal organization is interpreted within a conservative phenomenological framework. If the persistence of such structure within a strongly noise-dominated field is associated with gravitational effects, it would not be naturally attributed to a static gravitational field, but rather to a dynamically mediated curvature response. In this context, any curvature-related influence would not manifest as a direct optical signal or propagating disturbance, but only as a minute collective statistical imprint arising from cumulative, nonlinear temporal processes. At this level, the observed slow temporal organization is not interpreted as evidence of gravitational radiation, but exhibits phenomenological similarities to tail-like response behavior discussed in gravitational-wave theory, where weak, mass-dependent curvature effects give rise to long-lived temporal memory. This resemblance is invoked solely as a conceptual guide rather than as a claim of direct physical correspondence.