Tropical Invest 90E in the eastern Pacific Ocean
MIMIC Total Precipitable Water product (click to play animation)
AWIPS images of the MIMIC Total Precipitable Water product (above; click image to play animation) showed the well-defined cyclonic circulation associated with Tropical Invest 90E in the Eastern Pacific Ocean during the 06 May – 07 May 2014 period.
Overlays of the tropical surface analysis at 6-hour intervals (below) indicted that the area of low pressure formed in the region of a fracture in the InterTropical Convergence Zone (ITCZ) / Monsoon Trough off the southwest coast of Mexico.
MIMIC TPW product with tropical surface analyses
An overpass of a polar-orbiting Metop satellite provided ASCAT surface scatterometer winds at 16:41 UTC (below). The strongest winds were generally in the 20-30 knot range.
MIMIC TPW product with Metop ASCAT winds
Near the end of the day, the lowering sun angle helped to highlight shadowing on GOES-15 0.63 µm visible channel images (below; click to play animation) associated with overshooting tops in the eastern quadrant of the low; the Tropical Overshooting Tops product helped to unambiguously highlight the location of these overshooting top features.
GOES-15 0.63 µm visible channel images, with Tropical Overshooting Tops product (click to play animation)