TD11S Going Extra-Tropical

On Jan. 29 the TRMM satellite noticed light showers (green/yellow) continues to wrap into TD11S’s low-level center from the southwest quadrant of the storm. Note the area devoid of rainfall is the opening in the circulation on the northwestern side of the storm.

Tropical Depression 11S (TD 11S) had maximum sustained winds near 34 mph (30 knots) on January 29 at 09:00 UTC (4 a.m. ET). It was located about 320 nautical miles southeast of La Reunion Island, near 25.5 South and 59.8 East. It was moving southeast near 11 mph (10 knots).

Tropical Depression 11S Forms in the Southern Indian Ocean

At 11:20 p.m. ET January 27, TRMM captured Tropical Depression 11S’s rainfall, as it was centered east of La Reunion Island. Although most of the rainfall was light to moderate (yellow and green) there were some areas of heavy rain of over 2 inches per hour (red).

At 4 a.m. ET (09:00 UTC) on January 28, Tropical Depression 11S (TD 11S) had maximum sustained winds near 39 mph (35 knots). It was located about 180 nautical miles east of La Reunion, near 21.7 degree South latitude and 58.9 degrees East longitude. TD 11S is moving southward near 6 mph (5 knots).

La Reunion Island is a French island located in the Southern Indian Ocean, east of Madagascar and about 120 miles southwest of the island of Mauritius.

At 11:20 p.m. ET January 27, the Tropical Rainfall Measuring Mission, or TRMM satellite captured Tropical Depression 11S’s rainfall, as it was centered east of La Reunion Island. Although most of the rainfall was light to moderate there were some areas of heavy rain of over 2 inches per hour.