Idalia Brings Gusty Winds to Bermuda.

The circulation around former Tropical Storm Idalia brought gusty winds to Bermuda on Saturday. At 11:00 a.m. EDT on Saturday the center of former Tropical Storm Idalia was located at latitude 31.6°N and longitude 63.5°W which put it about 90 miles (145 km) east-southeast of Bermuda. Idalia was moving toward the east at 9 m.p.h. (15 km/h). The maximum sustained wind speed was 60 m.p.h. (95 km/h) and there were wind gusts to 75 m.p.h. (120 km/h). The minimum surface pressure was 999 mb.

A Tropical Storm Warning was in effect for Bermuda.

The circulation around former Tropical Storm Idalia existed primarily in the lower levels of the atmosphere on Saturday. Bands of showers and lower clouds were revolving around the center of former Tropical Storm Idalia. Thunderstorms were occurring along a warm front northeast of the center of Idalia’s circulation. An upper level trough off the East Coast of the U.S. was producing strong westerly winds that were blowing over the top of Idalia’s circulation. Those winds were causing strong vertical wind shear. The circulation around former Tropical Storm Idalia was large. Winds to tropical storm force extended out 205 miles (335 km) from the center of Idalia’s circulation.

The large circulation around former Tropical Storm Idalia was producing gusty winds in Bermuda. A weather station at the L. F. Wade International Airport (TXKF) reported a sustained wind speed of 37 m.p.h. (59 km/h) and a wind gust of 56 m.p.h. (91 km/h). A weather station at St. George’s Pier reported a sustained wind speed of 46 m.p.h. (74 km/h) and a wind gust of 56 m.p.h. (91 km/h). A weather station at an elevated location at the National Museum of Bermuda reported a sustained wind speed of 64 m.p.h. (104 km/h) and a wind gust of 79 m.p.h. (128 km/h). Heavy rain was falling northeast of Bermuda along a warm front.

The upper level trough off the East Coast of the U.S. will steer former Tropical Storm Idalia toward the northeast during the next 36 hours. On its anticipated track, the center of Idalia will move away from Bermuda during the next 36 hours. The winds speeds will decrease in Bermuda when former tropical storm Idalia moves farther away.

Elsewhere over the Atlantic Ocean, Tropical Storm Gert strengthened east-southeast of Bermuda and former Tropical Depression Twelve strengthened to Tropical Storm Katia northwest of the Cabo Verde Islands. At 11:00 a.m. EDT on Saturday the center of Tropical Storm Gert was located at latitude 27.8°N and longitude 54.1°W which put it about 710 miles (1145 km) east-southeast of Bermuda. Gert was moving toward the north-northeast at 3 m.p.h. (5 km/h). The maximum sustained wind speed was 50 m.p.h. (80 km/h) and there were wind gusts to 65 m.p.h. (105 km/h). The minimum surface pressure was 999 mb.

At 11:00 a.m. EDT on Saturday the center of Tropical Storm Katia was located at latitude 23.9°N and longitude 29.7°W which put it about 660 miles (1060 km) north-northwest of the Cabo Verde Islands. Katia was moving toward the north-northwest at 12 m.p.h. (19 km/h). The maximum sustained wind speed was 50 m.p.h. (80 km/h) and there were wind gusts to 65 m.p.h. (105 km/h). The minimum surface pressure was 1000 mb.